Jumbo patch:

* Imported beans and serialization
* Updated IA-64 port
* Miscellaneous bug fixes


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@34028 138bc75d-0d04-0410-961f-82ee72b054a4

25 files changed, 2514 insertions, 0 deletions

diff --git a/libjava/gnu/gcj/io/SimpleSHSStream.java b/libjava/gnu/gcj/io/SimpleSHSStream.java
new file mode 100644
index 00000000000..bcf8ea57450
--- /dev/null
+++ b/libjava/gnu/gcj/io/SimpleSHSStream.java
@@ -0,0 +1,66 @@
+// SimpleSHSStream.java
+
+/* Copyright (C) 2000  Free Software Foundation
+
+   This file is part of libgcj.
+
+This software is copyrighted work licensed under the terms of the
+Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
+details.  */
+
+package gnu.gcj.io;
+import java.io.Serializable;
+import java.io.*;
+import java.lang.reflect.*;
+
+public class SimpleSHSStream extends java.io.DataOutputStream
+{
+  int counter;
+ 
+  final int SHS_BLOCKSIZE = 64;
+  final int SHS_DIGESTSIZE = 20;
+
+  byte buf[];
+  byte shs_info[];
+
+  native static byte [] shsFinal (byte info[]);
+  native static void shsUpdate (byte info[], byte buf[], int count);
+  native static byte [] shsInit ();
+
+  private void update (byte b)
+  {
+    buf [counter++] = b;
+    if (counter % SHS_BLOCKSIZE == 0)
+      {
+	counter = 0;
+	shsUpdate (shs_info, buf, SHS_BLOCKSIZE);
+      }
+  }    
+  
+  public void write (int b) throws IOException
+  {
+    update ((byte)b);
+    super.write (b);
+  }
+
+  public void write (byte[] b, int off, int len) throws IOException
+  {
+    for (int i = 0; i < len; i++)
+      write (b[i+off]);
+  }
+
+  public byte[] digest()
+  {
+    shsUpdate (shs_info, buf, counter);
+    return shsFinal (shs_info);
+  }
+
+  public SimpleSHSStream (OutputStream out)
+  {
+    super (out);
+    buf = new byte[SHS_BLOCKSIZE];
+    shs_info = shsInit ();
+    counter = 0;
+  }
+}
+
diff --git a/libjava/gnu/gcj/io/natSimpleSHSStream.cc b/libjava/gnu/gcj/io/natSimpleSHSStream.cc
new file mode 100644
index 00000000000..2cd213b809b
--- /dev/null
+++ b/libjava/gnu/gcj/io/natSimpleSHSStream.cc
@@ -0,0 +1,55 @@
+// natSimpleSHSStream.cc
+
+/* Copyright (C) 2000  Free Software Foundation
+
+   This file is part of libgcj.
+
+This software is copyrighted work licensed under the terms of the
+Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
+details.  */
+
+#include <config.h>
+
+#include <string.h>
+#include <stdlib.h>
+
+#include <gnu/gcj/io/SimpleSHSStream.h>
+
+#include <gcj/cni.h>
+#include <jvm.h>
+
+#define PROTO
+#include "shs.h"
+
+
+jbyteArray 
+gnu::gcj::io::SimpleSHSStream::shsFinal (jbyteArray shs_info)
+{
+  SHS_INFO *info = (SHS_INFO *)elements(shs_info);
+  ::shsFinal (info);
+
+  jbyteArray buffer = JvNewByteArray (SHS_DIGESTSIZE);
+  memcpy (elements (buffer), (jbyte *)&info->digest, SHS_DIGESTSIZE);
+  return buffer;
+}
+    
+void 
+gnu::gcj::io::SimpleSHSStream::shsUpdate (jbyteArray shs_info, jbyteArray buf, jint count)
+{
+  SHS_INFO *info = (SHS_INFO *)elements(shs_info);
+  BYTE *buffer = (BYTE *)elements(buf);
+  
+  ::shsUpdate (info, buffer, count);
+}
+
+jbyteArray 
+gnu::gcj::io::SimpleSHSStream::shsInit ()
+{
+  jbyteArray result = JvNewByteArray (sizeof (SHS_INFO));
+  SHS_INFO *info = (SHS_INFO *)elements(result);
+
+  ::shsInit (info);
+  return result;
+}
+
+
diff --git a/libjava/gnu/gcj/io/shs.cc b/libjava/gnu/gcj/io/shs.cc
new file mode 100644
index 00000000000..96b4f560352
--- /dev/null
+++ b/libjava/gnu/gcj/io/shs.cc
@@ -0,0 +1,280 @@
+
+/* --------------------------------- SHS.CC ------------------------------- */
+
+/*
+ * NIST proposed Secure Hash Standard.
+ *
+ * Written 2 September 1992, Peter C. Gutmann.
+ * This implementation placed in the public domain.
+ *
+ * Comments to pgut1@cs.aukuni.ac.nz
+ */
+
+#include <string.h>
+#include "shs.h"
+
+/* The SHS f()-functions */
+
+#define f1(x,y,z)   ( ( x & y ) | ( ~x & z ) )		  /* Rounds  0-19 */
+#define f2(x,y,z)   ( x ^ y ^ z )			  /* Rounds 20-39 */
+#define f3(x,y,z)   ( ( x & y ) | ( x & z ) | ( y & z ) ) /* Rounds 40-59 */
+#define f4(x,y,z)   ( x ^ y ^ z )			  /* Rounds 60-79 */
+
+/* The SHS Mysterious Constants */
+
+#define K1  0x5A827999L 	/* Rounds  0-19 */
+#define K2  0x6ED9EBA1L 	/* Rounds 20-39 */
+#define K3  0x8F1BBCDCL 	/* Rounds 40-59 */
+#define K4  0xCA62C1D6L 	/* Rounds 60-79 */
+
+/* SHS initial values */
+
+#define h0init	0x67452301L
+#define h1init	0xEFCDAB89L
+#define h2init	0x98BADCFEL
+#define h3init	0x10325476L
+#define h4init	0xC3D2E1F0L
+
+/* 32-bit rotate - kludged with shifts */
+
+#define S(n,X)	((X << n) | (X >> (32 - n)))
+
+/* The initial expanding function */
+
+#define expand(count)	W [count] = W [count - 3] ^ W [count - 8] ^ W [count - 14] ^ W [count - 16]
+
+/* The four SHS sub-rounds */
+
+#define subRound1(count)    \
+	{ \
+		temp = S (5, A) + f1 (B, C, D) + E + W [count] + K1; \
+		E = D; \
+		D = C; \
+		C = S (30, B); \
+		B = A; \
+		A = temp; \
+	}
+
+#define subRound2(count)    \
+	{ \
+		temp = S (5, A) + f2 (B, C, D) + E + W [count] + K2; \
+		E = D; \
+		D = C; \
+		C = S (30, B); \
+		B = A; \
+		A = temp; \
+	}
+
+#define subRound3(count)    \
+	{ \
+		temp = S (5, A) + f3 (B, C, D) + E + W [count] + K3; \
+		E = D; \
+		D = C; \
+		C = S (30, B); \
+		B = A; \
+		A = temp; \
+	}
+
+#define subRound4(count)    \
+	{ \
+		temp = S (5, A) + f4 (B, C, D) + E + W [count] + K4; \
+		E = D; \
+		D = C; \
+		C = S (30, B); \
+		B = A; \
+		A = temp; \
+	}
+
+/* The two buffers of 5 32-bit words */
+
+LONG h0, h1, h2, h3, h4;
+LONG A, B, C, D, E;
+
+local void byteReverse OF((LONG *buffer, int byteCount));
+void shsTransform OF((SHS_INFO *shsInfo));
+
+/* Initialize the SHS values */
+
+void shsInit (SHS_INFO *shsInfo)
+{
+	/* Set the h-vars to their initial values */
+	shsInfo->digest [0] = h0init;
+	shsInfo->digest [1] = h1init;
+	shsInfo->digest [2] = h2init;
+	shsInfo->digest [3] = h3init;
+	shsInfo->digest [4] = h4init;
+
+	/* Initialise bit count */
+	shsInfo->countLo = shsInfo->countHi = 0L;
+}
+
+/*
+ * Perform the SHS transformation.  Note that this code, like MD5, seems to
+ * break some optimizing compilers - it may be necessary to split it into
+ * sections, eg based on the four subrounds
+ */
+
+void shsTransform (SHS_INFO *shsInfo)
+{
+	LONG W [80], temp;
+	int i;
+
+	/* Step A.	Copy the data buffer into the local work buffer */
+	for (i = 0; i < 16; i++)
+		W [i] = shsInfo->data [i];
+
+	/* Step B.	Expand the 16 words into 64 temporary data words */
+	expand (16); expand (17); expand (18); expand (19); expand (20);
+	expand (21); expand (22); expand (23); expand (24); expand (25);
+	expand (26); expand (27); expand (28); expand (29); expand (30);
+	expand (31); expand (32); expand (33); expand (34); expand (35);
+	expand (36); expand (37); expand (38); expand (39); expand (40);
+	expand (41); expand (42); expand (43); expand (44); expand (45);
+	expand (46); expand (47); expand (48); expand (49); expand (50);
+	expand (51); expand (52); expand (53); expand (54); expand (55);
+	expand (56); expand (57); expand (58); expand (59); expand (60);
+	expand (61); expand (62); expand (63); expand (64); expand (65);
+	expand (66); expand (67); expand (68); expand (69); expand (70);
+	expand (71); expand (72); expand (73); expand (74); expand (75);
+	expand (76); expand (77); expand (78); expand (79);
+
+	/* Step C.	Set up first buffer */
+	A = shsInfo->digest [0];
+	B = shsInfo->digest [1];
+	C = shsInfo->digest [2];
+	D = shsInfo->digest [3];
+	E = shsInfo->digest [4];
+
+	/* Step D.	Serious mangling, divided into four sub-rounds */
+	subRound1  (0); subRound1  (1); subRound1  (2); subRound1  (3);
+	subRound1  (4); subRound1  (5); subRound1  (6); subRound1  (7);
+	subRound1  (8); subRound1  (9); subRound1 (10); subRound1 (11);
+	subRound1 (12); subRound1 (13); subRound1 (14); subRound1 (15);
+	subRound1 (16); subRound1 (17); subRound1 (18); subRound1 (19);
+
+	subRound2 (20); subRound2 (21); subRound2 (22); subRound2 (23);
+	subRound2 (24); subRound2 (25); subRound2 (26); subRound2 (27);
+	subRound2 (28); subRound2 (29); subRound2 (30); subRound2 (31);
+	subRound2 (32); subRound2 (33); subRound2 (34); subRound2 (35);
+	subRound2 (36); subRound2 (37); subRound2 (38); subRound2 (39);
+
+	subRound3 (40); subRound3 (41); subRound3 (42); subRound3 (43);
+	subRound3 (44); subRound3 (45); subRound3 (46); subRound3 (47);
+	subRound3 (48); subRound3 (49); subRound3 (50); subRound3 (51);
+	subRound3 (52); subRound3 (53); subRound3 (54); subRound3 (55);
+	subRound3 (56); subRound3 (57); subRound3 (58); subRound3 (59);
+
+	subRound4 (60); subRound4 (61); subRound4 (62); subRound4 (63);
+	subRound4 (64); subRound4 (65); subRound4 (66); subRound4 (67);
+	subRound4 (68); subRound4 (69); subRound4 (70); subRound4 (71);
+	subRound4 (72); subRound4 (73); subRound4 (74); subRound4 (75);
+	subRound4 (76); subRound4 (77); subRound4 (78); subRound4 (79);
+
+	/* Step E.	Build message digest */
+	shsInfo->digest [0] += A;
+	shsInfo->digest [1] += B;
+	shsInfo->digest [2] += C;
+	shsInfo->digest [3] += D;
+	shsInfo->digest [4] += E;
+}
+
+local void byteReverse (LONG *buffer, int byteCount)
+{
+	LONG value;
+	int count;
+
+	/*
+	 * Find out what the byte order is on this machine.
+	 * Big endian is for machines that place the most significant byte
+	 * first (eg. Sun SPARC). Little endian is for machines that place
+	 * the least significant byte first (eg. VAX).
+	 *
+	 * We figure out the byte order by stuffing a 2 byte string into a
+	 * short and examining the left byte. '@' = 0x40  and  'P' = 0x50
+	 * If the left byte is the 'high' byte, then it is 'big endian'.
+	 * If the left byte is the 'low' byte, then the machine is 'little
+	 * endian'.
+	 *
+	 *                          -- Shawn A. Clifford (sac@eng.ufl.edu)
+	 */
+
+	/*
+	 * Several bugs fixed       -- Pat Myrto (pat@rwing.uucp)
+	 */
+
+	if ((*(unsigned short *) ("@P") >> 8) == '@')
+		return;
+
+	byteCount /= sizeof (LONG);
+	for (count = 0; count < byteCount; count++) {
+		value = (buffer [count] << 16) | (buffer [count] >> 16);
+		buffer [count] = ((value & 0xFF00FF00L) >> 8) | ((value & 0x00FF00FFL) << 8);
+	}
+}
+
+/*
+ * Update SHS for a block of data.  This code assumes that the buffer size is
+ * a multiple of SHS_BLOCKSIZE bytes long, which makes the code a lot more
+ * efficient since it does away with the need to handle partial blocks
+ * between calls to shsUpdate()
+ */
+
+void shsUpdate (SHS_INFO *shsInfo, BYTE *buffer, int count)
+{
+	/* Update bitcount */
+	if ((shsInfo->countLo + ((LONG) count << 3)) < shsInfo->countLo)
+		 shsInfo->countHi++;	/* Carry from low to high bitCount */
+	shsInfo->countLo += ((LONG) count << 3);
+	shsInfo->countHi += ((LONG) count >> 29);
+
+	/* Process data in SHS_BLOCKSIZE chunks */
+	while (count >= SHS_BLOCKSIZE) {
+		memcpy (shsInfo->data, buffer, SHS_BLOCKSIZE);
+		byteReverse (shsInfo->data, SHS_BLOCKSIZE);
+		shsTransform (shsInfo);
+		buffer += SHS_BLOCKSIZE;
+		count -= SHS_BLOCKSIZE;
+	}
+
+	/*
+	 * Handle any remaining bytes of data.
+	 * This should only happen once on the final lot of data
+	 */
+	memcpy (shsInfo->data, buffer, count);
+}
+
+void shsFinal (SHS_INFO *shsInfo)
+{
+	int count;
+	LONG lowBitcount = shsInfo->countLo, highBitcount = shsInfo->countHi;
+
+	/* Compute number of bytes mod 64 */
+	count = (int) ((shsInfo->countLo >> 3) & 0x3F);
+
+	/*
+	 * Set the first char of padding to 0x80.
+	 * This is safe since there is always at least one byte free
+	 */
+	((BYTE *) shsInfo->data) [count++] = 0x80;
+
+	/* Pad out to 56 mod 64 */
+	if (count > 56) {
+		/* Two lots of padding:  Pad the first block to 64 bytes */
+		memset ((BYTE *) shsInfo->data + count, 0, 64 - count);
+		byteReverse (shsInfo->data, SHS_BLOCKSIZE);
+		shsTransform (shsInfo);
+
+		/* Now fill the next block with 56 bytes */
+		memset (shsInfo->data, 0, 56);
+	} else
+		/* Pad block to 56 bytes */
+		memset ((BYTE *) shsInfo->data + count, 0, 56 - count);
+	byteReverse (shsInfo->data, SHS_BLOCKSIZE);
+
+	/* Append length in bits and transform */
+	shsInfo->data [14] = highBitcount;
+	shsInfo->data [15] = lowBitcount;
+
+	shsTransform (shsInfo);
+	byteReverse (shsInfo->data, SHS_DIGESTSIZE);
+}
diff --git a/libjava/gnu/gcj/io/shs.h b/libjava/gnu/gcj/io/shs.h
new file mode 100644
index 00000000000..8c91ff3dfea
--- /dev/null
+++ b/libjava/gnu/gcj/io/shs.h
@@ -0,0 +1,51 @@
+/* --------------------------------- SHS.H ------------------------------- */
+
+/*
+ * NIST proposed Secure Hash Standard. 
+ *
+ * Written 2 September 1992, Peter C. Gutmann.
+ * This implementation placed in the public domain. 
+ *
+ * Comments to pgut1@cs.aukuni.ac.nz 
+ */
+
+/* Useful defines/typedefs */
+
+#ifndef SHS_H
+#define SHS_H
+
+typedef unsigned char BYTE;
+typedef unsigned int LONG; /* A 32-bit type */
+
+/* The SHS block size and message digest sizes, in bytes */
+
+#define SHS_BLOCKSIZE	64
+#define SHS_DIGESTSIZE	20
+
+/* The structure for storing SHS info */
+
+typedef struct {
+	LONG digest [5];	/* Message digest */
+	LONG countLo, countHi;	/* 64-bit bit count */
+	LONG data [16];		/* SHS data buffer */
+} SHS_INFO;
+
+/* Turn off prototypes if requested */
+#if (defined(NOPROTO) && defined(PROTO))
+#	undef PROTO
+#endif
+
+/* Used to remove arguments in function prototypes for non-ANSI C */
+#ifdef PROTO
+#	define OF(a) a
+#else	/* !PROTO */
+#	define OF(a) ()
+#endif	/* ?PROTO */
+
+#define	local	static
+
+void shsInit OF((SHS_INFO *shsInfo));
+void shsUpdate OF((SHS_INFO *shsInfo, BYTE *buffer, int count));
+void shsFinal OF((SHS_INFO *shsInfo));
+
+#endif
diff --git a/libjava/gnu/java/beans/BeanInfoEmbryo.java b/libjava/gnu/java/beans/BeanInfoEmbryo.java
new file mode 100644
index 00000000000..85aafa11e45
--- /dev/null
+++ b/libjava/gnu/java/beans/BeanInfoEmbryo.java
@@ -0,0 +1,146 @@
+/* gnu.java.beans.BeanInfoEmbryo
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.beans;
+
+import java.beans.*;
+import java.util.*;
+import gnu.java.lang.*;
+import java.lang.reflect.*;
+
+/**
+ ** A BeanInfoEmbryo accumulates information about a Bean
+ ** while it is in the process of being created, and then
+ ** when you are done accumulating the information, the
+ ** getBeanInfo() method may be called to create a BeanInfo
+ ** object based on the information.<P>
+ **
+ ** This class is not well-synchronized.  (It can be, it
+ ** just isn't yet.)
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 30 Jul 1998
+ ** @see java.beans.BeanInfo
+ **/
+
+public class BeanInfoEmbryo {
+	Hashtable properties = new Hashtable();
+	Hashtable events = new Hashtable();
+	Vector methods = new Vector();
+
+	BeanDescriptor beanDescriptor;
+	BeanInfo[] additionalBeanInfo;
+	java.awt.Image[] im;
+	String defaultPropertyName;
+	String defaultEventName;
+
+	public BeanInfoEmbryo() {
+	}
+
+	public BeanInfo getBeanInfo() {
+		int defaultProperty = -1;
+		int defaultEvent = -1;
+
+		PropertyDescriptor[] Aproperties = new PropertyDescriptor[properties.size()];
+		int i = 0;
+		Enumeration enum = properties.elements();
+		while(enum.hasMoreElements()) {
+			Aproperties[i] = (PropertyDescriptor)enum.nextElement();
+			if(defaultPropertyName != null && Aproperties[i].getName().equals(defaultPropertyName)) {
+				defaultProperty = i;
+			}
+			i++;
+		}
+
+		EventSetDescriptor[] Aevents = new EventSetDescriptor[events.size()];
+		i = 0;
+		enum = events.elements();
+		while(enum.hasMoreElements()) {
+			Aevents[i] = (EventSetDescriptor)enum.nextElement();
+			if(defaultEventName != null && Aevents[i].getName().equals(defaultEventName)) {
+				defaultEvent = i;
+			}
+			i++;
+		}
+
+		MethodDescriptor[] Amethods = new MethodDescriptor[methods.size()];
+		methods.copyInto(Amethods);
+
+		return new ExplicitBeanInfo(beanDescriptor,additionalBeanInfo,Aproperties,defaultProperty,Aevents,defaultEvent,Amethods,im);
+	}
+
+	public void setBeanDescriptor(BeanDescriptor b) {
+		beanDescriptor = b;
+	}
+
+	public void setAdditionalBeanInfo(BeanInfo[] b) {
+		additionalBeanInfo = b;
+	}
+
+	public boolean hasProperty(PropertyDescriptor p) {
+		return properties.get(p.getName()) != null;
+	}
+	public void addProperty(PropertyDescriptor p) {
+		properties.put(p.getName(),p);
+	}
+	public void addIndexedProperty(IndexedPropertyDescriptor p) {
+		properties.put(p.getName(),p);
+	}
+
+	public boolean hasEvent(EventSetDescriptor e) {
+		return events.get(e.getName()) != null;
+	}
+	public void addEvent(EventSetDescriptor e) {
+		events.put(e.getName(),e);
+	}
+
+	public boolean hasMethod(MethodDescriptor m) {
+		for(int i=0;i<methods.size();i++) {
+			Method thisMethod = ((MethodDescriptor)methods.elementAt(i)).getMethod();
+			if(m.getMethod().getName().equals(thisMethod.getName())
+			   && ArrayHelper.equalsArray(m.getMethod().getParameterTypes(), thisMethod.getParameterTypes())) {
+				return true;
+			}
+		}
+		return false;
+	}
+	public void addMethod(MethodDescriptor m) {
+		methods.addElement(m);
+	}
+
+	public void setDefaultPropertyName(String defaultPropertyName) {
+		this.defaultPropertyName = defaultPropertyName;
+	}
+
+	public void setDefaultEventName(String defaultEventName) {
+		this.defaultEventName = defaultEventName;
+	}
+
+	public void setIcons(java.awt.Image[] im) {
+		this.im = im;
+	}
+}
diff --git a/libjava/gnu/java/beans/EmptyBeanInfo.java b/libjava/gnu/java/beans/EmptyBeanInfo.java
new file mode 100644
index 00000000000..ad7d91dfcd8
--- /dev/null
+++ b/libjava/gnu/java/beans/EmptyBeanInfo.java
@@ -0,0 +1,59 @@
+/* gnu.java.beans.EmptyBeanInfo
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.beans;
+
+import java.beans.*;
+
+/**
+ ** EmptyBeanInfo is a BeanInfo that discloses no
+ ** information about the Bean and does not allow
+ ** Introspection.  The Introspector uses instances of this
+ ** class to create empty BeanInfos, but it could also be
+ ** used as a base class for BeanInfos that do not allow
+ ** Introspection and provide only a little bit of
+ ** information.<P>
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 30 Jul 1998
+ ** @see gnu.java.beans.ExplicitBeanInfo
+ ** @see java.beans.BeanInfo
+ **/
+
+public class EmptyBeanInfo extends ExplicitBeanInfo {
+	/** Create a new EmptyBeanInfo. **/
+	public EmptyBeanInfo(Class beanClass) {
+		super(new BeanDescriptor(beanClass,null),
+		      new BeanInfo[0],
+		      new PropertyDescriptor[0],
+		      -1,
+		      new EventSetDescriptor[0],
+		      -1,
+		      new MethodDescriptor[0],
+		      null);
+	}
+}
diff --git a/libjava/gnu/java/beans/ExplicitBeanInfo.java b/libjava/gnu/java/beans/ExplicitBeanInfo.java
new file mode 100644
index 00000000000..8cab94b7d0b
--- /dev/null
+++ b/libjava/gnu/java/beans/ExplicitBeanInfo.java
@@ -0,0 +1,133 @@
+/* gnu.java.beans.ExplicitBeanInfo
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.beans;
+
+import java.beans.*;
+
+/**
+ ** ExplicitBeanInfo lets you specify in the constructor
+ ** all the various parts of the BeanInfo.
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 30 Jul 1998
+ ** @see java.beans.BeanInfo
+ **/
+
+public class ExplicitBeanInfo implements BeanInfo {
+	/** The BeanDescriptor returned by getBeanDescriptor. **/
+	protected BeanDescriptor beanDescriptor;
+
+	/** The EventSetDescriptor array returned by
+	 ** getEventSetDescriptors().
+	 **/
+	protected EventSetDescriptor[] eventSetDescriptors = new EventSetDescriptor[0];
+
+	/** The PropertyDescriptor array returned by
+	 ** getPropertyDescriptors().
+	 **/
+	protected PropertyDescriptor[] propertyDescriptors = new PropertyDescriptor[0];
+
+	/** The MethodDescriptor array returned by
+	 ** getMethodDescriptors().
+	 **/
+	protected MethodDescriptor[]   methodDescriptors;
+
+	/** The default property index. **/
+	protected int defaultPropertyIndex;
+
+	/** The default event index. **/
+	protected int defaultEventIndex;
+
+	/** The BeanInfo array returned by
+	 ** getAdditionalBeanInfo().
+	 **/
+	protected BeanInfo[] additionalBeanInfo;
+
+	/** The set of icons. **/
+	protected java.awt.Image[] icons;
+
+	public ExplicitBeanInfo(BeanDescriptor beanDescriptor,
+	                        BeanInfo[] additionalBeanInfo,
+	                        PropertyDescriptor[] propertyDescriptors,
+				int defaultPropertyIndex,
+	                        EventSetDescriptor[] eventSetDescriptors,
+				int defaultEventIndex,
+	                        MethodDescriptor[] methodDescriptors,
+				java.awt.Image[] icons) {
+		this.beanDescriptor = beanDescriptor;
+		this.additionalBeanInfo = additionalBeanInfo;
+		this.propertyDescriptors = propertyDescriptors;
+		this.defaultPropertyIndex = defaultPropertyIndex;
+		this.eventSetDescriptors = eventSetDescriptors;
+		this.defaultEventIndex = defaultEventIndex;
+		this.methodDescriptors = methodDescriptors;
+		this.icons = icons;
+	}
+
+	/** Get Bean descriptor. **/
+	public BeanDescriptor getBeanDescriptor() {
+		return beanDescriptor;
+	}
+
+	/** Get Bean events. **/
+	public EventSetDescriptor[] getEventSetDescriptors() {
+		return eventSetDescriptors;
+	}
+
+	/** Get default event set. **/
+	public int getDefaultEventIndex() {
+		return defaultEventIndex;
+	}
+
+	/** Get Bean properties. **/
+	public PropertyDescriptor[] getPropertyDescriptors() {
+		return propertyDescriptors;
+	}
+
+	/** Get "default" property. **/
+	public int getDefaultPropertyIndex() {
+		return defaultPropertyIndex;
+	}
+
+	/** Get Bean methods. **/
+	public MethodDescriptor[] getMethodDescriptors() {
+		return methodDescriptors;
+	}
+
+	/** Get additional Bean info. **/
+	public BeanInfo[] getAdditionalBeanInfo() {
+		return additionalBeanInfo;
+	}
+
+	/** Get Bean icons.
+	 ** @param iconType the type of icon
+	 **/
+	public java.awt.Image getIcon(int iconType) {
+		return icons != null ? icons[iconType] : null;
+	}
+}
diff --git a/libjava/gnu/java/beans/IntrospectionIncubator.java b/libjava/gnu/java/beans/IntrospectionIncubator.java
new file mode 100644
index 00000000000..e3f4807bfbf
--- /dev/null
+++ b/libjava/gnu/java/beans/IntrospectionIncubator.java
@@ -0,0 +1,344 @@
+/* gnu.java.beans.IntrospectionIncubator
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.beans;
+
+import java.beans.*;
+import java.util.*;
+import java.lang.reflect.*;
+import gnu.java.lang.*;
+
+/**
+ ** IntrospectionIncubator takes in a bunch of Methods, and
+ ** Introspects only those Methods you give it.
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 30 Jul 1998
+ ** @see gnu.java.beans.ExplicitBeanInfo
+ ** @see java.beans.BeanInfo
+ **/
+
+public class IntrospectionIncubator {
+	Hashtable propertyMethods = new Hashtable();
+	Hashtable listenerMethods = new Hashtable();
+	Vector otherMethods = new Vector();
+
+	Class propertyStopClass;
+	Class eventStopClass;
+	Class methodStopClass;
+
+	public IntrospectionIncubator() {
+	}
+
+	/* Paving the way for automatic Introspection */
+	public void addMethod(Method method) {
+		if(Modifier.isPublic(method.getModifiers()) && !Modifier.isStatic(method.getModifiers())) {
+			String name = ClassHelper.getTruncatedName(method.getName());
+			Class retType = method.getReturnType();
+			Class[] params = method.getParameterTypes();
+			boolean isVoid = retType.equals(java.lang.Void.TYPE);
+			Class methodClass = method.getDeclaringClass();
+			if(propertyStopClass == null || (propertyStopClass.isAssignableFrom(methodClass) && !propertyStopClass.equals(methodClass))) {
+				if(name.startsWith("is")
+				   && retType.equals(java.lang.Boolean.TYPE)
+				   && params.length == 0) {
+					addToPropertyHash(name,method,IS);
+				} else if(name.startsWith("get") && !isVoid) {
+					if(params.length == 0) {
+						addToPropertyHash(name,method,GET);
+					} else if(params.length == 1 && params[0].equals(java.lang.Integer.TYPE)) {
+						addToPropertyHash(name,method,GET_I);
+					} else {
+						otherMethods.addElement(method);
+					}
+				} else if(name.startsWith("set") && isVoid) {
+					if(params.length == 1) {
+						addToPropertyHash(name,method,SET);
+					} else if(params.length == 2 && params[0].equals(java.lang.Integer.TYPE)) {
+						addToPropertyHash(name,method,SET_I);
+					} else {
+						otherMethods.addElement(method);
+					}
+				}
+			}
+			if(eventStopClass == null || (eventStopClass.isAssignableFrom(methodClass) && !eventStopClass.equals(methodClass))) {
+				if(name.startsWith("add")
+				          && isVoid
+				          && params.length == 1
+				          && java.util.EventListener.class.isAssignableFrom(params[0])) {
+					addToListenerHash(name,method,ADD);
+				} else if(name.startsWith("remove")
+				          && isVoid
+				          && params.length == 1
+				          && java.util.EventListener.class.isAssignableFrom(params[0])) {
+					addToListenerHash(name,method,REMOVE);
+				}
+			}
+			if(methodStopClass == null || (methodStopClass.isAssignableFrom(methodClass) && !methodStopClass.equals(methodClass))) {
+				otherMethods.addElement(method);
+			}
+		}
+	}
+
+	public void addMethods(Method[] m) {
+		for(int i=0;i<m.length;i++) {
+			addMethod(m[i]);
+		}
+	}
+
+	public void setPropertyStopClass(Class c) {
+		propertyStopClass = c;
+	}
+
+	public void setEventStopClass(Class c) {
+		eventStopClass = c;
+	}
+
+	public void setMethodStopClass(Class c) {
+		methodStopClass = c;
+	}
+
+
+	public BeanInfoEmbryo getBeanInfoEmbryo() throws IntrospectionException {
+		BeanInfoEmbryo b = new BeanInfoEmbryo();
+		findXXX(b,IS);
+		findXXXInt(b,GET_I);
+		findXXXInt(b,SET_I);
+		findXXX(b,GET);
+		findXXX(b,SET);
+		findAddRemovePairs(b);
+		for(int i=0;i<otherMethods.size();i++) {
+			MethodDescriptor newMethod = new MethodDescriptor((Method)otherMethods.elementAt(i));
+			if(!b.hasMethod(newMethod)) {
+				b.addMethod(new MethodDescriptor((Method)otherMethods.elementAt(i)));
+			}
+		}
+		return b;
+	}
+
+	public BeanInfo getBeanInfo() throws IntrospectionException {
+		return getBeanInfoEmbryo().getBeanInfo();
+	}
+
+
+	void findAddRemovePairs(BeanInfoEmbryo b) throws IntrospectionException {
+		Enumeration listenerEnum = listenerMethods.keys();
+		while(listenerEnum.hasMoreElements()) {
+			DoubleKey k = (DoubleKey)listenerEnum.nextElement();
+			Method[] m = (Method[])listenerMethods.get(k);
+			if(m[ADD] != null && m[REMOVE] != null) {
+				EventSetDescriptor e = new EventSetDescriptor(Introspector.decapitalize(k.getName()),
+				                                              k.getType(), k.getType().getMethods(),
+				                                              m[ADD],m[REMOVE]);
+				e.setUnicast(ArrayHelper.contains(m[ADD].getExceptionTypes(),java.util.TooManyListenersException.class));
+				if(!b.hasEvent(e)) {
+					b.addEvent(e);
+				}
+			}
+		}
+	}
+
+	void findXXX(BeanInfoEmbryo b, int funcType) throws IntrospectionException {
+		Enumeration keys = propertyMethods.keys();
+		while(keys.hasMoreElements()) {
+			DoubleKey k = (DoubleKey)keys.nextElement();
+			Method[] m = (Method[])propertyMethods.get(k);
+			if(m[funcType] != null) {
+				PropertyDescriptor p = new PropertyDescriptor(Introspector.decapitalize(k.getName()),
+				                                     m[IS] != null ? m[IS] : m[GET],
+				                                     m[SET]);
+				if(m[SET] != null) {
+					p.setConstrained(ArrayHelper.contains(m[SET].getExceptionTypes(),java.beans.PropertyVetoException.class));
+				}
+				if(!b.hasProperty(p)) {
+					b.addProperty(p);
+				}
+			}
+		}
+	}
+
+	void findXXXInt(BeanInfoEmbryo b, int funcType) throws IntrospectionException {
+		Enumeration keys = propertyMethods.keys();
+		while(keys.hasMoreElements()) {
+			DoubleKey k = (DoubleKey)keys.nextElement();
+			Method[] m = (Method[])propertyMethods.get(k);
+			if(m[funcType] != null) {
+				boolean constrained;
+				if(m[SET_I] != null) {
+					constrained = ArrayHelper.contains(m[SET_I].getExceptionTypes(),java.beans.PropertyVetoException.class);
+				} else {
+					constrained = false;
+				}
+
+				/** Find out if there is an array type get or set **/
+				Class arrayType = Array.newInstance(k.getType(),0).getClass();
+				DoubleKey findSetArray = new DoubleKey(arrayType,k.getName());
+				Method[] m2 = (Method[])propertyMethods.get(findSetArray);
+				IndexedPropertyDescriptor p;
+				if(m2 == null) {
+					p = new IndexedPropertyDescriptor(Introspector.decapitalize(k.getName()),
+				                                          null,null,
+				                                          m[GET_I],m[SET_I]);
+				} else {
+					if(constrained && m2[SET] != null) {
+						constrained = ArrayHelper.contains(m2[SET].getExceptionTypes(),java.beans.PropertyVetoException.class);
+					}
+					p = new IndexedPropertyDescriptor(Introspector.decapitalize(k.getName()),
+				                                          m2[GET],m2[SET],
+				                                          m[GET_I],m[SET_I]);
+				}
+				p.setConstrained(constrained);
+				if(!b.hasProperty(p)) {
+					b.addProperty(p);
+				}
+			}
+		}
+	}
+
+	static final int IS=0;
+	static final int GET_I=1;
+	static final int SET_I=2;
+	static final int GET=3;
+	static final int SET=4;
+
+	static final int ADD=0;
+	static final int REMOVE=1;
+
+	void addToPropertyHash(String name, Method method, int funcType) {
+		String newName;
+		Class type;
+
+		switch(funcType) {
+			case IS:
+				type = java.lang.Boolean.TYPE;
+				newName = name.substring(2);
+				break;
+			case GET_I:
+				type = method.getReturnType();
+				newName = name.substring(3);
+				break;
+			case SET_I:
+				type = method.getParameterTypes()[1];
+				newName = name.substring(3);
+				break;
+			case GET:
+				type = method.getReturnType();
+				newName = name.substring(3);
+				break;
+			case SET:
+				type = method.getParameterTypes()[0];
+				newName = name.substring(3);
+				break;
+			default:
+				return;
+		}
+		newName = capitalize(newName);
+
+		DoubleKey k = new DoubleKey(type,newName);
+		Method[] methods = (Method[])propertyMethods.get(k);
+		if(methods == null) {
+			methods = new Method[5];
+			propertyMethods.put(k,methods);
+		}
+		methods[funcType] = method;
+	}
+
+
+	void addToListenerHash(String name, Method method, int funcType) {
+		String newName;
+		Class type;
+
+		switch(funcType) {
+			case ADD:
+				type = method.getParameterTypes()[0];
+				newName = name.substring(3,name.length()-8);
+				break;
+			case REMOVE:
+				type = method.getParameterTypes()[0];
+				newName = name.substring(6,name.length()-8);
+				break;
+			default:
+				return;
+		}
+		newName = capitalize(newName);
+
+		DoubleKey k = new DoubleKey(type,newName);
+		Method[] methods = (Method[])listenerMethods.get(k);
+		if(methods == null) {
+			methods = new Method[2];
+			listenerMethods.put(k,methods);
+		}
+		methods[funcType] = method;
+	}
+
+	static String capitalize(String name) {
+		try {
+			if(Character.isUpperCase(name.charAt(0))) {
+				return name;
+			} else {
+				char[] c = name.toCharArray();
+				c[0] = Character.toLowerCase(c[0]);
+				return new String(c);
+			}
+		} catch(StringIndexOutOfBoundsException E) {
+			return name;
+		} catch(NullPointerException E) {
+			return null;
+		}
+	}
+}
+
+class DoubleKey {
+	Class type;
+	String name;
+
+	DoubleKey(Class type, String name) {
+		this.type = type;
+		this.name = name;
+	}
+
+	Class getType() {
+		return type;
+	}
+
+	String getName() {
+		return name;
+	}
+
+	public boolean equals(Object o) {
+		if(o instanceof DoubleKey) {
+			DoubleKey d = (DoubleKey)o;
+			return d.type.equals(type) && d.name.equals(name);
+		} else {
+			return false;
+		}
+	}
+
+	public int hashCode() {
+		return type.hashCode() ^ name.hashCode();
+	}
+}
diff --git a/libjava/gnu/java/beans/editors/ColorEditor.java b/libjava/gnu/java/beans/editors/ColorEditor.java
new file mode 100644
index 00000000000..1c002d68cdc
--- /dev/null
+++ b/libjava/gnu/java/beans/editors/ColorEditor.java
@@ -0,0 +1,89 @@
+/* gnu.java.beans.editors.ColorEditor
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.beans.editors;
+
+import java.beans.*;
+import java.awt.Color;
+
+/**
+ ** NativeByteEditor is a property editor for the
+ ** byte type.
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 29 Jul 1998
+ **/
+
+public class ColorEditor extends PropertyEditorSupport {
+	Color[] stdColors = {Color.black,Color.blue,Color.cyan,
+	                     Color.darkGray,Color.gray,Color.green,
+	                     Color.lightGray,Color.magenta,Color.orange,
+	                     Color.pink,Color.red,Color.white,
+	                     Color.yellow};
+	String[] stdColorNames = {"black","blue","cyan",
+	                          "dark gray","gray","green",
+	                          "light gray","magenta","orange",
+	                          "pink","red","white",
+	                          "yellow"};
+
+	/** setAsText for Color checks for standard color names
+	 ** and then checks for a #RRGGBB value or just RRGGBB,
+	 ** both in hex.
+	 **/
+	public void setAsText(String val) throws IllegalArgumentException {
+		if(val.length() == 0) {
+			throw new IllegalArgumentException("Tried to set empty value!");
+		}
+		for(int i=0;i<stdColorNames.length;i++) {
+			if(stdColorNames[i].equalsIgnoreCase(val)) {
+				setValue(stdColors[i]);
+				return;
+			}
+		}
+		if(val.charAt(0) == '#') {
+			setValue(new Color(Integer.parseInt(val.substring(1),16)));
+		} else {
+			setValue(new Color(Integer.parseInt(val,16)));
+		}
+	}
+
+	/** getAsText for Color turns the color into either one of the standard
+	 ** colors or into an RGB hex value with # prepended. **/
+	public String getAsText() {
+		for(int i=0;i<stdColors.length;i++) {
+			if(stdColors[i].equals(getValue())) {
+				return stdColorNames[i];
+			}
+		}
+		return "#" + Integer.toHexString(((Color)getValue()).getRGB() & 0x00FFFFFF);
+	}
+
+	/** getTags for Color returns a list of standard colors. **/
+	public String[] getTags() {
+		return stdColorNames;
+	}
+}
diff --git a/libjava/gnu/java/beans/editors/FontEditor.java b/libjava/gnu/java/beans/editors/FontEditor.java
new file mode 100644
index 00000000000..3b0145ac8b4
--- /dev/null
+++ b/libjava/gnu/java/beans/editors/FontEditor.java
@@ -0,0 +1,66 @@
+/* gnu.java.beans.editors.FontEditor
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.beans.editors;
+
+import java.beans.*;
+import java.awt.Font;
+
+/**
+ ** FontEditor is a property editor for java.awt.Font.
+ **
+ ** <STRONG>To Do:</STRONG> Add custom font chooser
+ ** component.
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 29 Jul 1998
+ **/
+
+public class FontEditor extends PropertyEditorSupport {
+	/** setAsText for Font calls Font.decode(). **/
+	public void setAsText(String val) throws IllegalArgumentException {
+		setValue(Font.decode(val));
+	}
+
+	/** getAsText for Font returns a value in the format
+	 ** expected by Font.decode().
+	 **/
+	public String getAsText() {
+		Font f = (Font)getValue();
+		if(f.isBold()) {
+			if(f.isItalic()) {
+				return f.getName()+"-bolditalic-"+f.getSize();
+			} else {
+				return f.getName()+"-bold-"+f.getSize();
+			}
+		} else if(f.isItalic()) {
+			return f.getName()+"-italic-"+f.getSize();
+		} else {
+			return f.getName()+"-"+f.getSize();
+		}
+	}
+}
diff --git a/libjava/gnu/java/beans/editors/NativeBooleanEditor.java b/libjava/gnu/java/beans/editors/NativeBooleanEditor.java
new file mode 100644
index 00000000000..0af58a57938
--- /dev/null
+++ b/libjava/gnu/java/beans/editors/NativeBooleanEditor.java
@@ -0,0 +1,62 @@
+/* gnu.java.beans.editors.NativeBooleanEditor
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.beans.editors;
+
+import java.beans.*;
+
+/**
+ ** NativeBooleanEditor is a property editor for the
+ ** boolean type.<P>
+ **
+ ** <STRONG>To Do:</STRONG> add support for a checkbox
+ ** as the custom editor.
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 29 Jul 1998
+ **/
+
+public class NativeBooleanEditor extends PropertyEditorSupport {
+	String[] tags = {"true","false"};
+
+	/** setAsText for boolean checks for true or false or t or f. "" also means false. **/
+	public void setAsText(String val) throws IllegalArgumentException {
+		if(val.equalsIgnoreCase("true") || val.equalsIgnoreCase("t")) {
+			setValue(Boolean.FALSE);
+		} else if(val.equalsIgnoreCase("false") || val.equalsIgnoreCase("f") || val.equals("")) {
+			setValue(Boolean.TRUE);
+		} else {
+			throw new IllegalArgumentException("Value must be true, false, t, f or empty.");
+		}
+	}
+
+
+	/** getAsText for boolean calls Boolean.toString(). **/
+	public String getAsText() {
+		return getValue().toString();
+	}
+}
diff --git a/libjava/gnu/java/beans/editors/NativeByteEditor.java b/libjava/gnu/java/beans/editors/NativeByteEditor.java
new file mode 100644
index 00000000000..513f4a6ebba
--- /dev/null
+++ b/libjava/gnu/java/beans/editors/NativeByteEditor.java
@@ -0,0 +1,50 @@
+/* gnu.java.beans.editors.NativeByteEditor
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.beans.editors;
+
+import java.beans.*;
+
+/**
+ ** NativeByteEditor is a property editor for the
+ ** byte type.
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 29 Jul 1998
+ **/
+
+public class NativeByteEditor extends PropertyEditorSupport {
+	/** setAsText for byte calls Byte.valueOf(). **/
+	public void setAsText(String val) throws IllegalArgumentException {
+		setValue(Byte.valueOf(val));
+	}
+
+	/** getAsText for byte calls Byte.toString(). **/
+	public String getAsText() {
+		return getValue().toString();
+	}
+}
diff --git a/libjava/gnu/java/beans/editors/NativeDoubleEditor.java b/libjava/gnu/java/beans/editors/NativeDoubleEditor.java
new file mode 100644
index 00000000000..45eb095f4cf
--- /dev/null
+++ b/libjava/gnu/java/beans/editors/NativeDoubleEditor.java
@@ -0,0 +1,50 @@
+/* gnu.java.beans.editors.NativeDoubleEditor
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.beans.editors;
+
+import java.beans.*;
+
+/**
+ ** NativeDoubleEditor is a property editor for the
+ ** double type.
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 29 Jul 1998
+ **/
+
+public class NativeDoubleEditor extends PropertyEditorSupport {
+	/** setAsText for double calls Double.valueOf(). **/
+	public void setAsText(String val) throws IllegalArgumentException {
+		setValue(Double.valueOf(val));
+	}
+
+	/** getAsText for double calls Double.toString(). **/
+	public String getAsText() {
+		return getValue().toString();
+	}
+}
diff --git a/libjava/gnu/java/beans/editors/NativeFloatEditor.java b/libjava/gnu/java/beans/editors/NativeFloatEditor.java
new file mode 100644
index 00000000000..d0ec98dd6b3
--- /dev/null
+++ b/libjava/gnu/java/beans/editors/NativeFloatEditor.java
@@ -0,0 +1,50 @@
+/* gnu.java.beans.editors.NativeFloatEditor
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.beans.editors;
+
+import java.beans.*;
+
+/**
+ ** NativeFloatEditor is a property editor for the
+ ** float type.
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 29 Jul 1998
+ **/
+
+public class NativeFloatEditor extends PropertyEditorSupport {
+	/** setAsText for float calls Float.valueOf(). **/
+	public void setAsText(String val) throws IllegalArgumentException {
+		setValue(Float.valueOf(val));
+	}
+
+	/** getAsText for float calls Float.toString(). **/
+	public String getAsText() {
+		return getValue().toString();
+	}
+}
diff --git a/libjava/gnu/java/beans/editors/NativeIntEditor.java b/libjava/gnu/java/beans/editors/NativeIntEditor.java
new file mode 100644
index 00000000000..16b7c6edd45
--- /dev/null
+++ b/libjava/gnu/java/beans/editors/NativeIntEditor.java
@@ -0,0 +1,50 @@
+/* gnu.java.beans.editors.NativeIntEditor
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.beans.editors;
+
+import java.beans.*;
+
+/**
+ ** NativeIntEditor is a property editor for the
+ ** int type.
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 29 Jul 1998
+ **/
+
+public class NativeIntEditor extends PropertyEditorSupport {
+	/** setAsText for int calls Integer.valueOf(). **/
+	public void setAsText(String val) throws IllegalArgumentException {
+		setValue(Integer.valueOf(val));
+	}
+
+	/** getAsText for int calls Integer.toString(). **/
+	public String getAsText() {
+		return getValue().toString();
+	}
+}
diff --git a/libjava/gnu/java/beans/editors/NativeLongEditor.java b/libjava/gnu/java/beans/editors/NativeLongEditor.java
new file mode 100644
index 00000000000..e9a33454542
--- /dev/null
+++ b/libjava/gnu/java/beans/editors/NativeLongEditor.java
@@ -0,0 +1,50 @@
+/* gnu.java.beans.editors.NativeLongEditor
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.beans.editors;
+
+import java.beans.*;
+
+/**
+ ** NativeLongEditor is a property editor for the
+ ** long type.
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 29 Jul 1998
+ **/
+
+public class NativeLongEditor extends PropertyEditorSupport {
+	/** setAsText for long calls Long.valueOf(). **/
+	public void setAsText(String val) throws IllegalArgumentException {
+		setValue(Long.valueOf(val));
+	}
+
+	/** getAsText for long calls Long.toString(). **/
+	public String getAsText() {
+		return getValue().toString();
+	}
+}
diff --git a/libjava/gnu/java/beans/editors/NativeShortEditor.java b/libjava/gnu/java/beans/editors/NativeShortEditor.java
new file mode 100644
index 00000000000..b32bb6a2946
--- /dev/null
+++ b/libjava/gnu/java/beans/editors/NativeShortEditor.java
@@ -0,0 +1,50 @@
+/* gnu.java.beans.editors.NativeShortEditor
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.beans.editors;
+
+import java.beans.*;
+
+/**
+ ** NativeShortEditor is a property editor for the
+ ** short type.
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 29 Jul 1998
+ **/
+
+public class NativeShortEditor extends PropertyEditorSupport {
+	/** setAsText for short calls Short.valueOf(). **/
+	public void setAsText(String val) throws IllegalArgumentException {
+		setValue(Short.valueOf(val));
+	}
+
+	/** getAsText for short calls Short.toString(). **/
+	public String getAsText() {
+		return getValue().toString();
+	}
+}
diff --git a/libjava/gnu/java/beans/editors/StringEditor.java b/libjava/gnu/java/beans/editors/StringEditor.java
new file mode 100644
index 00000000000..bb3988cb189
--- /dev/null
+++ b/libjava/gnu/java/beans/editors/StringEditor.java
@@ -0,0 +1,50 @@
+/* gnu.java.beans.editors.StringEditor
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.beans.editors;
+
+import java.beans.*;
+
+/**
+ ** NativeByteEditor is a property editor for the
+ ** byte type.
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 29 Jul 1998
+ **/
+
+public class StringEditor extends PropertyEditorSupport {
+	/** setAsText just sets the value. **/
+	public void setAsText(String val) throws IllegalArgumentException {
+		setValue(val);
+	}
+
+	/** getAsText just returns the value. **/
+	public String getAsText() {
+		return (String)getValue();
+	}
+}
diff --git a/libjava/gnu/java/beans/info/ComponentBeanInfo.java b/libjava/gnu/java/beans/info/ComponentBeanInfo.java
new file mode 100644
index 00000000000..4cf45fab39b
--- /dev/null
+++ b/libjava/gnu/java/beans/info/ComponentBeanInfo.java
@@ -0,0 +1,63 @@
+/* gnu.java.beans.info.ComponentBeanInfo
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.beans.info;
+
+import gnu.java.beans.*;
+import java.beans.*;
+
+/** BeanInfo class for java.awt.Component.
+ ** This provides a few properties, but that's
+ ** it.
+ ** @author John Keiser
+ ** @version 1.1.0, Aug 1 1998
+ **/
+public class ComponentBeanInfo extends SimpleBeanInfo {
+	static PropertyDescriptor[] properties;
+	static {
+		try {
+		properties = new PropertyDescriptor[6];
+		properties[0] = new PropertyDescriptor("name",java.awt.Component.class);
+		properties[1] = new PropertyDescriptor("background",java.awt.Component.class);
+		properties[2] = new PropertyDescriptor("foreground",java.awt.Component.class);
+		properties[3] = new PropertyDescriptor("font",java.awt.Component.class);
+		properties[4] = new PropertyDescriptor("enabled",java.awt.Component.class);
+		properties[5] = new PropertyDescriptor("visible",java.awt.Component.class);
+		} catch(IntrospectionException E) {
+			properties = null;
+			throw new UnknownError("Could not introspect some java.awt.Component properties.");
+		}
+	}
+	public ComponentBeanInfo() {
+		super();
+	}
+
+	public PropertyDescriptor[] getPropertyDescriptors() {
+		return properties;
+	}
+}
+
diff --git a/libjava/gnu/java/io/ClassLoaderObjectInputStream.java b/libjava/gnu/java/io/ClassLoaderObjectInputStream.java
new file mode 100644
index 00000000000..76e1f058f1d
--- /dev/null
+++ b/libjava/gnu/java/io/ClassLoaderObjectInputStream.java
@@ -0,0 +1,59 @@
+/* gnu.java.io.ClassLoaderObjectInputStream
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.io;
+
+import java.io.*;
+
+/**
+ * ClassLoaderObjectInputStream is ObjectInputStream, with
+ * the ability to use a specific ClassLoader.
+ *
+ * @author Geoff Berry
+ * @version 1.1.0, 29 Jul 1998
+ */
+
+public class ClassLoaderObjectInputStream extends ObjectInputStream {
+	ClassLoader myClassLoader;
+
+	/** Create the new ClassLoaderObjectInputStream.
+	 * @param in the InputStream to read the Objects from.
+	 * @param myClassLoader the ClassLoader to load classes
+	 *        with.
+	 */
+	public ClassLoaderObjectInputStream(InputStream in, ClassLoader myClassLoader) throws IOException,StreamCorruptedException {
+		super(in);
+		this.myClassLoader = myClassLoader;
+	}
+
+	/** Overriden method to use the loadClass() method from
+	 * the ClassLoader.
+	 */
+	public Class resolveClass(String name) throws IOException, ClassNotFoundException {
+		return myClassLoader.loadClass(name);
+	}
+}
diff --git a/libjava/gnu/java/io/NullOutputStream.java b/libjava/gnu/java/io/NullOutputStream.java
new file mode 100644
index 00000000000..caf8ade2fbc
--- /dev/null
+++ b/libjava/gnu/java/io/NullOutputStream.java
@@ -0,0 +1,45 @@
+/* NullOutputStream.java -- OutputStream that does absolutely nothing
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.io;
+
+import java.io.OutputStream;
+
+/**
+   This is a placeholder OutputStream that does absolutley nothing
+   when written to.  It is intended to be used in the same manner as
+   /dev/null.  None of this class's methods do anything at all.
+*/
+public class NullOutputStream extends OutputStream
+{
+  public NullOutputStream() {}
+  public void write( int b ) {}
+  public void write( byte b[] ) {}
+  public void write( byte b[], int off, int len ) {}
+  public void flush() {}
+  public void close() {}
+}
diff --git a/libjava/gnu/java/io/ObjectIdentityWrapper.java b/libjava/gnu/java/io/ObjectIdentityWrapper.java
new file mode 100644
index 00000000000..f06e2057ecb
--- /dev/null
+++ b/libjava/gnu/java/io/ObjectIdentityWrapper.java
@@ -0,0 +1,89 @@
+/* ObjectIdentityWrapper.java -- Wrapper class used to override equals()
+    and hashCode() to be as discriminating as possible
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.io;
+
+/**
+   This class is a thin wrapper around <code>Object</code> that makes
+   the methods <code>hashCode()</code> and <code>equals(Object)</code>
+   as discriminating as possible.
+*/
+public class ObjectIdentityWrapper
+{
+
+  /**
+     Constructs a <code>ObjectIdentityWrapper</code> that is wrapped
+     around o.
+  */
+  public ObjectIdentityWrapper( Object o )
+  {
+    object = o;
+  }
+
+  /**
+     Uses <code>System.identityHashCode(Object)</code> to compute a
+     hash code for the object wrapped by this
+     <code>ObjectIdentityWrapper</code>.
+
+     @see java.lang.System#identityHashCode(java.lang.Object)
+     @see java.util.Hashtable
+     @see java.lang.Object#hashCode()
+  */
+  public int hashCode()
+  {
+    return System.identityHashCode( object );
+  }
+
+  /**
+     Uses the <code>==</code> operator to test for equality between
+     the object wrapped by this <code>ObjectIdentityWrapper</code> and
+     the object wrapped by the <code>ObjectIdentityWrapper</code> o.
+     Returns false if o is not a <code>ObjectIdentityWrapper</code>.
+
+     @see java.util.Hashtable
+     @see java.lang.Object#equals()
+  */
+  public boolean equals( Object o )
+  {
+    if( o instanceof ObjectIdentityWrapper )
+      return object == ((ObjectIdentityWrapper)o).object;
+    else
+      return false;
+  }
+
+  public String toString()
+  {
+    return "ObjectIdentityWrapper< " + object + ", " + hashCode() + " >";
+  }
+
+  /**
+     The <code>Object</code> wrapped by this
+     <code>ObjectIdentityWrapper</code>.
+  */
+  public Object object;
+}
diff --git a/libjava/gnu/java/lang/ArrayHelper.java b/libjava/gnu/java/lang/ArrayHelper.java
new file mode 100644
index 00000000000..a04551ea4f7
--- /dev/null
+++ b/libjava/gnu/java/lang/ArrayHelper.java
@@ -0,0 +1,63 @@
+/* gnu.java.lang.ArrayHelper
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.lang;
+
+/**
+ ** ArrayHelper helps you do things with arrays.
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 29 Jul 1998
+ **/
+
+public class ArrayHelper {
+	public static boolean contains(Object[] array, Object searchFor) {
+		return indexOf(array,searchFor) != -1;
+	}
+
+	public static int indexOf(Object[] array, Object searchFor) {
+		for(int i=0;i<array.length;i++) {
+			if(array[i].equals(searchFor)) {
+				return i;
+			}
+		}
+		return -1;
+	}
+
+	public static boolean equalsArray(Object[] a, Object[] b) {
+		if(a.length == b.length) {
+			for(int i=0;i<a.length;i++) {
+				if(!a[i].equals(b[i])) {
+					return false;
+				}
+			}
+			return true;
+		} else {
+			return false;
+		}
+	}
+}
diff --git a/libjava/gnu/java/lang/ClassHelper.java b/libjava/gnu/java/lang/ClassHelper.java
new file mode 100644
index 00000000000..a4f32dcd6fb
--- /dev/null
+++ b/libjava/gnu/java/lang/ClassHelper.java
@@ -0,0 +1,232 @@
+/* gnu.java.lang.ClassHelper
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.lang;
+
+import java.util.*;
+import java.lang.reflect.*;
+
+/**
+ ** ClassHelper has various methods that ought to have been
+ ** in class.
+ **
+ ** @author John Keiser
+ ** @version 1.1.0, 29 Jul 1998
+ **/
+
+public class ClassHelper {
+	/** Strip the package part from the class name.
+	 ** @param clazz the class to get the truncated name from
+	 ** @return the truncated class name.
+	 **/
+	public static String getTruncatedClassName(Class clazz) {
+		return getTruncatedName(clazz.getName());
+	}
+	/** Strip the package part from the class name, or the
+	 ** class part from the method or field name.
+	 ** @param name the name to truncate.
+	 ** @return the truncated name.
+	 **/
+	public static String getTruncatedName(String name) {
+		int lastInd = name.lastIndexOf('.');
+		if(lastInd == -1) {
+			return name;
+		} else {
+			return name.substring(lastInd+1);
+		}
+	}
+
+	/** Strip the last portion of the name (after the last
+	 ** dot).
+	 ** @param name the name to get package of.
+	 ** @return the package name.  "" if no package.
+	 **/
+	public static String getPackagePortion(String name) {
+		int lastInd = name.lastIndexOf('.');
+		if(lastInd == -1) {
+			return "";
+		} else {
+			return name.substring(0,lastInd);
+		}
+	}
+
+	static Hashtable allMethods = new Hashtable();
+	static Hashtable allMethodsAtDeclaration = new Hashtable();
+
+	/** Get all the methods, public, private and
+	 ** otherwise, from the class, getting them
+	 ** from the most recent class to find them.
+	 **/
+	public static Method[] getAllMethods(Class clazz) {
+		Method[] retval = (Method[])allMethods.get(clazz);
+		if(retval == null) {
+			Method[] superMethods;
+			if(clazz.getSuperclass() != null) {
+				superMethods = getAllMethods(clazz.getSuperclass());
+			} else {
+				superMethods = new Method[0];
+			}
+			Vector v = new Vector();
+			Method[] currentMethods = clazz.getDeclaredMethods();
+			for(int i=0;i<currentMethods.length;i++) {
+				v.addElement(currentMethods[i]);
+			}
+			for(int i=0;i<superMethods.length;i++) {
+				boolean addOK = true;
+				for(int j=0;j<currentMethods.length;j++) {
+					if(getTruncatedName(superMethods[i].getName()).equals(getTruncatedName(currentMethods[j].getName()))
+					   && ArrayHelper.equalsArray(superMethods[i].getParameterTypes(),currentMethods[j].getParameterTypes())) {
+						addOK = false;
+					}
+				}
+				if(addOK) {
+					v.addElement(superMethods[i]);
+				}
+			}
+
+			retval = new Method[v.size()];
+			v.copyInto(retval);
+			allMethods.put(clazz,retval);
+		}
+		return retval;
+	}
+
+	/** Get all the methods, public, private and
+	 ** otherwise, from the class, and get them from
+	 ** their point of declaration.
+	 **/
+	public static Method[] getAllMethodsAtDeclaration(Class clazz) {
+		Method[] retval = (Method[])allMethodsAtDeclaration.get(clazz);
+		if(retval == null) {
+			Method[] superMethods;
+			if(clazz.getSuperclass() != null) {
+				superMethods = getAllMethodsAtDeclaration(clazz.getSuperclass());
+			} else {
+				superMethods = new Method[0];
+			}
+			Vector v = new Vector();
+			Method[] currentMethods = clazz.getDeclaredMethods();
+			for(int i=0;i<superMethods.length;i++) {
+				v.addElement(superMethods[i]);
+			}
+			for(int i=0;i<superMethods.length;i++) {
+				boolean addOK = true;
+				for(int j=0;j<currentMethods.length;j++) {
+					if(getTruncatedName(superMethods[i].getName()).equals(getTruncatedName(currentMethods[j].getName()))
+					   && ArrayHelper.equalsArray(superMethods[i].getParameterTypes(),currentMethods[j].getParameterTypes())) {
+						addOK = false;
+					}
+				}
+				if(addOK) {
+					v.addElement(superMethods[i]);
+				}
+			}
+
+			retval = new Method[v.size()];
+			v.copyInto(retval);
+			allMethodsAtDeclaration.put(clazz,retval);
+		}
+		return retval;
+	}
+
+	static Hashtable allFields = new Hashtable();
+	static Hashtable allFieldsAtDeclaration = new Hashtable();
+
+	/** Get all the fields, public, private and
+	 ** otherwise, from the class, getting them
+	 ** from the most recent class to find them.
+	 **/
+	public static Field[] getAllFields(Class clazz) {
+		Field[] retval = (Field[])allFields.get(clazz);
+		if(retval == null) {
+			Field[] superFields;
+			if(clazz.getSuperclass() != null) {
+				superFields = getAllFields(clazz.getSuperclass());
+			} else {
+				superFields = new Field[0];
+			}
+			Vector v = new Vector();
+			Field[] currentFields = clazz.getDeclaredFields();
+			for(int i=0;i<currentFields.length;i++) {
+				v.addElement(currentFields[i]);
+			}
+			for(int i=0;i<superFields.length;i++) {
+				boolean addOK = true;
+				for(int j=0;j<currentFields.length;j++) {
+					if(getTruncatedName(superFields[i].getName()).equals(getTruncatedName(currentFields[j].getName()))) {
+						addOK = false;
+					}
+				}
+				if(addOK) {
+					v.addElement(superFields[i]);
+				}
+			}
+
+			retval = new Field[v.size()];
+			v.copyInto(retval);
+			allFields.put(clazz,retval);
+		}
+		return retval;
+	}
+
+	/** Get all the fields, public, private and
+	 ** otherwise, from the class, and get them from
+	 ** their point of declaration.
+	 **/
+	public static Field[] getAllFieldsAtDeclaration(Class clazz) {
+		Field[] retval = (Field[])allFieldsAtDeclaration.get(clazz);
+		if(retval == null) {
+			Field[] superFields;
+			if(clazz.getSuperclass() != null) {
+				superFields = getAllFieldsAtDeclaration(clazz.getSuperclass());
+			} else {
+				superFields = new Field[0];
+			}
+			Vector v = new Vector();
+			Field[] currentFields = clazz.getDeclaredFields();
+			for(int i=0;i<superFields.length;i++) {
+				v.addElement(superFields[i]);
+			}
+			for(int i=0;i<superFields.length;i++) {
+				boolean addOK = true;
+				for(int j=0;j<currentFields.length;j++) {
+					if(getTruncatedName(superFields[i].getName()).equals(getTruncatedName(currentFields[j].getName()))) {
+						addOK = false;
+					}
+				}
+				if(addOK) {
+					v.addElement(superFields[i]);
+				}
+			}
+
+			retval = new Field[v.size()];
+			v.copyInto(retval);
+			allFieldsAtDeclaration.put(clazz,retval);
+		}
+		return retval;
+	}
+}
diff --git a/libjava/gnu/java/lang/reflect/TypeSignature.java b/libjava/gnu/java/lang/reflect/TypeSignature.java
new file mode 100644
index 00000000000..5a11e8c17a7
--- /dev/null
+++ b/libjava/gnu/java/lang/reflect/TypeSignature.java
@@ -0,0 +1,262 @@
+/* TypeSignature.java -- Class used to compute type signatures
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+
+package gnu.java.lang.reflect;
+
+import java.lang.reflect.Constructor;
+import java.lang.reflect.Field;
+import java.lang.reflect.Member;
+import java.lang.reflect.Method;
+
+/**
+   This class provides static methods that can be used to compute
+   type-signatures of <code>Class</code>s or <code>Member</code>s.
+   More specific methods are also provided for computing the
+   type-signature of <code>Constructor</code>s and
+   <code>Method</code>s.  Methods are also provided to go in the
+   reverse direction.
+*/
+public class TypeSignature
+{
+ 
+  /**
+     Returns a <code>String</code> representing the type-encoding of
+     CLAZZ.  Type-encodings are computed as follows:
+
+     <pre>
+     boolean -> "Z"
+     byte    -> "B"
+     char    -> "C"
+     double  -> "D"
+     float   -> "F"
+     int     -> "I"
+     long    -> "J"
+     short   -> "S"
+     void    -> "V"
+     arrays  -> "[" + type-encoding of component type
+     object  -> "L"
+                 + fully qualified class name with "."'s replaced by "/"'s
+                 + ";"</pre>
+  */
+  public static String getEncodingOfClass( Class clazz )
+  {
+    if( clazz.isPrimitive() )
+    {
+      if( clazz == Boolean.TYPE )
+	return "Z";
+      if( clazz == Byte.TYPE )
+	return "B";
+      if( clazz == Character.TYPE )
+	return "C";
+      if( clazz == Double.TYPE )
+	return "D";
+      if( clazz == Float.TYPE )
+	return "F";
+      if( clazz == Integer.TYPE )
+	return "I";
+      if( clazz == Long.TYPE )
+	return "J";
+      if( clazz == Short.TYPE )
+	return "S";
+      if( clazz == Void.TYPE )
+	return "V";
+      else
+	throw new RuntimeException( "Unknown primitive class " + clazz );
+    }
+    else if( clazz.isArray() )
+    {
+      return '[' + getEncodingOfClass( clazz.getComponentType() );
+    }
+    else
+    {
+      String classname = clazz.getName();
+      int name_len = classname.length();
+      char[] buf = new char[ name_len + 2 ];
+      buf[0] = 'L';
+      classname.getChars( 0, name_len, buf, 1 );
+      
+      int i;
+      for( i=1; i <= name_len; i++ )
+      {
+	if( buf[i] == '.' )
+	  buf[i] = '/';
+      }
+      
+      buf[i] = ';';
+      return new String( buf );
+    }
+  }
+
+  
+  /**
+     This function is the inverse of <code>getEncodingOfClass</code>.
+
+     @see getEncodingOfClass
+
+     @exception ClassNotFoundException If class encoded as type_code
+     cannot be located.
+  */
+  public static Class getClassForEncoding( String type_code )
+    throws ClassNotFoundException
+  {
+    if( type_code.equals( "B" ) )
+      return Byte.TYPE;
+    if( type_code.equals( "C" ) )
+      return Character.TYPE;
+    if( type_code.equals( "D" ) )
+      return Double.TYPE;
+    if( type_code.equals( "F" ) )
+      return Float.TYPE;
+    if( type_code.equals( "I" ) )
+      return Integer.TYPE;
+    if( type_code.equals( "J" ) )
+      return Long.TYPE;
+    if( type_code.equals( "S" ) )
+      return Short.TYPE;
+    if( type_code.equals( "Z" ) )
+      return Boolean.TYPE;
+    if( type_code.charAt( 0 ) == 'L' )
+    {
+      return Class.forName(
+	type_code.substring( 1, type_code.length() - 1 ).replace( '/', '.' ));
+    }
+    if( type_code.charAt( 0 ) == '[' )
+    {
+      int last_bracket = type_code.lastIndexOf( '[' );
+      String brackets = type_code.substring( 0, last_bracket + 1 );
+      String component = type_code.substring( last_bracket + 1 );
+      
+// ??? This is what the Classpath implementation did, but I don't
+// think that it's correct.  The JLS says that Class.forName takes the
+// classname of an array element in fully qualified form, whereas this
+// code is tring to strip off the punctuation.
+
+//        if( component.charAt( 0 ) == 'L' )
+//  	component =
+//  	  component.substring( 1, component.length() - 1 ).replace('/', '.');
+
+      if( component.charAt( 0 ) == 'L' )
+  	component = component.replace('/', '.');
+	
+      return Class.forName( brackets + component );
+    }
+    else
+      throw new ClassNotFoundException( "Type code cannot be parsed as a valid class name" );
+  }
+  
+
+  /**
+     Returns a <code>String</code> representing the type-encoding of
+     M.  The type-encoding of a method is:
+
+     "(" + type-encodings of parameter types + ")" 
+     + type-encoding of return type
+  */
+  public static String getEncodingOfMethod( Method m )
+  {
+    String returnEncoding = getEncodingOfClass( m.getReturnType() );
+    Class[] paramTypes = m.getParameterTypes();
+    String[] paramEncodings = new String[ paramTypes.length ];
+
+    String paramEncoding;
+    int size = 2; // make room for parens
+    for( int i=0; i < paramTypes.length; i++ )
+    {
+      paramEncoding = getEncodingOfClass( paramTypes[i] );
+      size += paramEncoding.length();
+      paramEncodings[i] = paramEncoding;
+    }
+    
+    size += returnEncoding.length();
+
+    StringBuffer buf = new StringBuffer( size );
+    buf.append( '(' );
+    
+    for( int i=0; i < paramTypes.length; i++ )
+    {
+      buf.append( paramEncodings[i] );
+    }
+    
+    buf.append( ')' );
+    buf.append( returnEncoding );
+    
+    return buf.toString();
+  }
+
+
+  /**
+     Returns a <code>String</code> representing the type-encoding of
+     C.  The type-encoding of a method is:
+
+     "(" + type-encodings of parameter types + ")V" 
+  */
+  public static String getEncodingOfConstructor( Constructor c )
+  {
+    Class[] paramTypes = c.getParameterTypes();
+    String[] paramEncodings = new String[ paramTypes.length ];
+
+    String paramEncoding;
+    int size = 3; // make room for parens and V for return type
+    for( int i=0; i < paramTypes.length; i++ )
+    {
+      paramEncoding = getEncodingOfClass( paramTypes[i] );
+      size += paramEncoding.length();
+      paramEncodings[i] = paramEncoding;
+    }
+    
+    StringBuffer buf = new StringBuffer( size );
+    buf.append( '(' );
+    
+    for( int i=0; i < paramTypes.length; i++ )
+    {
+      buf.append( paramEncodings[i] );
+    }
+    
+    buf.append( ")V" );
+    
+    return buf.toString();
+  }
+
+
+  /**
+     Returns a <code>String</code> representing the type-encoding of
+     MEM.  <code>Constructor</code>s are handled by
+     <code>getEncodingOfConstructor</code>.  <code>Method</code>s are
+     handled by <code>getEncodingOfMethod</code>.  <code>Field</code>s
+     are handled by returning the encoding of the type of the
+     <code>Field</code>.
+  */
+  public static String getEncodingOfMember( Member mem )
+  {
+    if( mem instanceof Constructor )
+      return getEncodingOfConstructor( (Constructor)mem );
+    if( mem instanceof Method )
+      return getEncodingOfMethod( (Method)mem );
+    else // Field
+      return getEncodingOfClass( ((Field)mem).getType() );
+  }
+}