diff options
Diffstat (limited to 'libjava/java/lang/reflect')
| -rw-r--r-- | libjava/java/lang/reflect/AccessibleObject.java | 53 | ||||
| -rw-r--r-- | libjava/java/lang/reflect/Array.java | 78 | ||||
| -rw-r--r-- | libjava/java/lang/reflect/Constructor.java | 106 | ||||
| -rw-r--r-- | libjava/java/lang/reflect/Field.java | 264 | ||||
| -rw-r--r-- | libjava/java/lang/reflect/InvocationTargetException.java | 73 | ||||
| -rw-r--r-- | libjava/java/lang/reflect/Member.java | 26 | ||||
| -rw-r--r-- | libjava/java/lang/reflect/Method.java | 123 | ||||
| -rw-r--r-- | libjava/java/lang/reflect/Modifier.java | 130 | ||||
| -rw-r--r-- | libjava/java/lang/reflect/natArray.cc | 339 | ||||
| -rw-r--r-- | libjava/java/lang/reflect/natField.cc | 435 | ||||
| -rw-r--r-- | libjava/java/lang/reflect/natMethod.cc | 386 |
11 files changed, 0 insertions, 2013 deletions
diff --git a/libjava/java/lang/reflect/AccessibleObject.java b/libjava/java/lang/reflect/AccessibleObject.java deleted file mode 100644 index 8c869e167b0..00000000000 --- a/libjava/java/lang/reflect/AccessibleObject.java +++ /dev/null @@ -1,53 +0,0 @@ -// AccessibleObject.java - Base for reflection objects. - -/* Copyright (C) 1998, 1999 Cygnus Solutions - - 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 java.lang.reflect; - -/** - * @author Tom Tromey <tromey@cygnus.com> - * @date December 12, 1998 - */ -/* Written using JDK 1.2 beta docs. - * Status: Believed complete and correct. - */ - -public class AccessibleObject -{ - protected AccessibleObject () - { - flag = false; - } - - boolean isAccessible () - { - return flag; - } - - static void setAccessible (AccessibleObject[] array, boolean flag) - { - checkPermission (); - for (int i = 0; i < array.length; ++i) - array[i].flag = flag; - } - - void setAccessible (boolean flag) - { - checkPermission (); - this.flag = flag; - } - - private static final void checkPermission () - { - SecurityManager sm = System.getSecurityManager(); - // FIXME: sm.checkPermission(ReflectPermission ("suppressAccessChecks")) - } - - private boolean flag; -} diff --git a/libjava/java/lang/reflect/Array.java b/libjava/java/lang/reflect/Array.java deleted file mode 100644 index 398f80d5643..00000000000 --- a/libjava/java/lang/reflect/Array.java +++ /dev/null @@ -1,78 +0,0 @@ -// FileDescriptor.java - Open file or device - -/* Copyright (C) 1999 Cygnus Solutions - - 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 java.lang.reflect; - -/** - * @author Per Bothner <bothner@cygnus.com> - * @date january 12, 1999 - */ - -/* Written using "Java Class Libraries", 2nd edition, ISBN 0-201-31002-3. - * Status: Believe complete and correct. - */ - -public final class Array -{ - Array () { } - - public static native Object newInstance(Class componentType, int length); - public static native Object newInstance(Class elementType, int[] dimensions); - public static native int getLength (Object array); - - public static native Object get (Object array, int index); - public static native char getChar (Object array, int index); - public static native byte getByte (Object array, int index); - public static native short getShort (Object array, int index); - public static native int getInt (Object array, int index); - public static native long getLong (Object array, int index); - public static native float getFloat (Object array, int index); - public static native double getDouble (Object array, int index); - public static native boolean getBoolean (Object array, int index); - - private static native Class getElementType (Object array, int index); - - private static native void set (Object array, int index, - Object value, Class elType); - - public static void set (Object array, int index, Object value) - { - Class elType = getElementType(array, index); - if (! elType.isPrimitive()) - set(array, index, value, elType); - else if (value instanceof Byte) - setByte(array, index, ((Byte) value).byteValue()); - else if (value instanceof Short) - setShort (array, index, ((Short) value).shortValue()); - else if (value instanceof Integer) - setInt(array, index, ((Integer) value).intValue()); - else if (value instanceof Long) - setLong(array, index, ((Long) value).longValue()); - else if (value instanceof Float) - setFloat(array, index, ((Float) value).floatValue()); - else if (value instanceof Double) - setDouble(array, index, ((Double) value).doubleValue()); - else if (value instanceof Character) - setChar(array, index, ((Character) value).charValue()); - else if (value instanceof Boolean) - setBoolean(array, index, ((Boolean) value).booleanValue()); - else - throw new IllegalArgumentException(); - } - - public static native void setByte (Object array, int index, byte value); - public static native void setShort (Object array, int index, short value); - public static native void setInt (Object array, int index, int value); - public static native void setLong (Object array, int index, long value); - public static native void setFloat (Object array, int index, float value); - public static native void setDouble (Object array, int index, double value); - public static native void setChar (Object array, int index, char value); - public static native void setBoolean(Object array, int index, boolean value); -} diff --git a/libjava/java/lang/reflect/Constructor.java b/libjava/java/lang/reflect/Constructor.java deleted file mode 100644 index 466c1204bae..00000000000 --- a/libjava/java/lang/reflect/Constructor.java +++ /dev/null @@ -1,106 +0,0 @@ -// Constructor.java - Represents a constructor for a class. - -/* Copyright (C) 1998, 1999 Cygnus Solutions - - 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 java.lang.reflect; - -/** - * @author Tom Tromey <tromey@cygnus.com> - * @date December 12, 1998 - */ -/* Written using "Java Class Libraries", 2nd edition, ISBN 0-201-31002-3 - * "The Java Language Specification", ISBN 0-201-63451-1 - * plus online API docs for JDK 1.2 beta from http://www.javasoft.com. - * Status: Incomplete: needs a private constructor, and - * newInstance() needs to be written. - */ - -public final class Constructor extends AccessibleObject implements Member -{ - public boolean equals (Object obj) - { - if (! (obj instanceof Constructor)) - return false; - Constructor c = (Constructor) obj; - return decl_class == c.decl_class && index == c.index; - } - - public Class getDeclaringClass () - { - return decl_class; - } - - public Class[] getExceptionTypes () - { - return (Class[]) exception_types.clone(); - } - - public int getModifiers () - { - return modifiers; - } - - public String getName () - { - return decl_class.getName(); - } - - public Class[] getParameterTypes () - { - return (Class[]) parameter_types.clone(); - } - - public int hashCode () - { - // FIXME. - return getName().hashCode(); - } - - // FIXME: this must be native. Should share implementation with - // Method.invoke. - public Object newInstance (Object[] args) - throws InstantiationException, IllegalAccessException, - IllegalArgumentException, InvocationTargetException - { - return null; - } - - public String toString () - { - StringBuffer b = new StringBuffer (); - b.append(Modifier.toString(modifiers)); - b.append(" "); - b.append(getName()); - b.append("("); - for (int i = 0; i < parameter_types.length; ++i) - { - b.append(parameter_types[i].toString()); - if (i < parameter_types.length - 1) - b.append(","); - } - b.append(")"); - return b.toString(); - } - - // Can't create these. FIXME. - private Constructor () - { - } - - // Declaring class. - private Class decl_class; - // Exception types. - private Class[] exception_types; - // Modifiers. - private int modifiers; - // Parameter types. - private Class[] parameter_types; - // Index of this method in declaring class' method table. - private int index; -} diff --git a/libjava/java/lang/reflect/Field.java b/libjava/java/lang/reflect/Field.java deleted file mode 100644 index 7c7e690926a..00000000000 --- a/libjava/java/lang/reflect/Field.java +++ /dev/null @@ -1,264 +0,0 @@ -/* Copyright (C) 1998, 1999 Cygnus Solutions - - 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 java.lang.reflect; - -/** - * @author Per Bothner <bothner@cygnus.com> - * @date September 1998; February 1999. - */ -/* Status: Mostly implemented. - * However, access checks are not implemented. See natField.cc for - * _Jv_CheckFieldAccessibility as well as the missing getCaller. - * Note that the idea is to have to compiler convert calls to - * setXXX(...) and getXXX(...) to setXXX(CALLER, ...) and getXXX(CALLER, ...), - * where CALLER is reference to the class that contains the calls to - * setXXX or getXXX. This is easy for the compiler, and replaces - * expensive stack and table searching with a constant. - */ - -public final class Field extends AccessibleObject implements Member -{ - private Class declaringClass; - - // This is filled in by getName. - private String name; - - // Offset in bytes from the start of declaringClass's fields array. - private int offset; - - public boolean equals (Object fld) - { - if (! (fld instanceof Field)) - return false; - Field f = (Field) fld; - return declaringClass == f.declaringClass && offset == f.offset; - } - - public Class getDeclaringClass () - { - return declaringClass; - } - - public native String getName (); - - public native Class getType (); - - public native int getModifiers (); - - public int hashCode() - { - return (declaringClass.hashCode() ^ offset); - } - - // The idea is that the compiler will magically translate - // fld.getShort(obj) to fld.getShort(THISCLASS, obj). - // This makes checking assessiblity more efficient, - // since we don't have to do any stack-walking. - - public boolean getBoolean (Object obj) - throws IllegalArgumentException, IllegalAccessException - { - return getBoolean(null, obj); - } - public char getChar (Object obj) - throws IllegalArgumentException, IllegalAccessException - { - return getChar(null, obj); - } - - public byte getByte (Object obj) - throws IllegalArgumentException, IllegalAccessException - { - return getByte(null, obj); - } - - public short getShort (Object obj) - throws IllegalArgumentException, IllegalAccessException - { - return getShort(null, obj); - } - - public int getInt (Object obj) - throws IllegalArgumentException, IllegalAccessException - { - return getInt(null, obj); - } - - public long getLong (Object obj) - throws IllegalArgumentException, IllegalAccessException - { - return getLong(null, obj); - } - - public float getFloat (Object obj) - throws IllegalArgumentException, IllegalAccessException - { - return getFloat(null, obj); - } - - public double getDouble (Object obj) - throws IllegalArgumentException, IllegalAccessException - { - return getDouble(null, obj); - } - - public Object get (Object obj) - throws IllegalArgumentException, IllegalAccessException - { - return get(null, obj); - } - - private native boolean getBoolean (Class caller, Object obj) - throws IllegalArgumentException, IllegalAccessException; - - private native char getChar (Class caller, Object obj) - throws IllegalArgumentException, IllegalAccessException; - - private native byte getByte (Class caller, Object obj) - throws IllegalArgumentException, IllegalAccessException; - - private native short getShort (Class caller, Object obj) - throws IllegalArgumentException, IllegalAccessException; - - private native int getInt (Class caller, Object obj) - throws IllegalArgumentException, IllegalAccessException; - - private native long getLong (Class caller, Object obj) - throws IllegalArgumentException, IllegalAccessException; - - private native float getFloat (Class caller, Object obj) - throws IllegalArgumentException, IllegalAccessException; - - private native double getDouble (Class caller, Object obj) - throws IllegalArgumentException, IllegalAccessException; - - public native Object get (Class caller, Object obj) - throws IllegalArgumentException, IllegalAccessException; - - public void setByte (Object obj, byte b) - throws IllegalArgumentException, IllegalAccessException - { - setByte(null, obj, b); - } - - public void setShort (Object obj, short s) - throws IllegalArgumentException, IllegalAccessException - { - setShort(null, obj, s); - } - - public void setInt (Object obj, int i) - throws IllegalArgumentException, IllegalAccessException - { - setInt(null, obj, i); - } - - public void setLong (Object obj, long l) - throws IllegalArgumentException, IllegalAccessException - { - setLong(null, obj, l); - } - - public void setFloat (Object obj, float f) - throws IllegalArgumentException, IllegalAccessException - { - setFloat(null, obj, f); - } - - public void setDouble (Object obj, double d) - throws IllegalArgumentException, IllegalAccessException - { - setDouble(null, obj, d); - } - - public void setChar (Object obj, char c) - throws IllegalArgumentException, IllegalAccessException - { - setChar(null, obj, c); - } - - public void setBoolean (Object obj, boolean b) - throws IllegalArgumentException, IllegalAccessException - { - setBoolean(null, obj, b); - } - - public native void setByte (Class caller, Object obj, byte b) - throws IllegalArgumentException, IllegalAccessException; - - public native void setShort (Class caller, Object obj, short s) - throws IllegalArgumentException, IllegalAccessException; - - public native void setInt (Class caller, Object obj, int i) - throws IllegalArgumentException, IllegalAccessException; - - public native void setLong (Class caller, Object obj, long l) - throws IllegalArgumentException, IllegalAccessException; - - public native void setFloat (Class caller, Object obj, float f) - throws IllegalArgumentException, IllegalAccessException; - - public native void setDouble (Class caller, Object obj, double d) - throws IllegalArgumentException, IllegalAccessException; - - public native void setChar (Class caller, Object obj, char c) - throws IllegalArgumentException, IllegalAccessException; - - public native void setBoolean (Class caller, Object obj, boolean b) - throws IllegalArgumentException, IllegalAccessException; - - private native void set (Class caller, Object obj, Object val, Class type) - throws IllegalArgumentException, IllegalAccessException; - - public void set (Object object, Object value) - throws IllegalArgumentException, IllegalAccessException - { - set(null, object, value); - } - - public void set (Class caller, Object object, Object value) - throws IllegalArgumentException, IllegalAccessException - { - Class type = getType(); - if (! type.isPrimitive()) - set(caller, object, value, type); - else if (value instanceof Byte) - setByte(caller, object, ((Byte) value).byteValue()); - else if (value instanceof Short) - setShort (caller, object, ((Short) value).shortValue()); - else if (value instanceof Integer) - setInt(caller, object, ((Integer) value).intValue()); - else if (value instanceof Long) - setLong(caller, object, ((Long) value).longValue()); - else if (value instanceof Float) - setFloat(caller, object, ((Float) value).floatValue()); - else if (value instanceof Double) - setDouble(caller, object, ((Double) value).doubleValue()); - else if (value instanceof Character) - setChar(caller, object, ((Character) value).charValue()); - else if (value instanceof Boolean) - setBoolean(caller, object, ((Boolean) value).booleanValue()); - else - throw new IllegalArgumentException(); - } - - public String toString () - { - StringBuffer sbuf = new StringBuffer (); - int mods = getModifiers(); - if (mods != 0) - Modifier.toString(mods, sbuf); - sbuf.append(getType()); - sbuf.append(' '); - sbuf.append(getDeclaringClass()); - sbuf.append('.'); - sbuf.append(getName()); - return sbuf.toString(); - } -} diff --git a/libjava/java/lang/reflect/InvocationTargetException.java b/libjava/java/lang/reflect/InvocationTargetException.java deleted file mode 100644 index eccd5f7daed..00000000000 --- a/libjava/java/lang/reflect/InvocationTargetException.java +++ /dev/null @@ -1,73 +0,0 @@ -// InvocationTargetException.java - Wrapper exception for reflection. - -/* Copyright (C) 1998, 1999 Cygnus Solutions - - 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 java.lang.reflect; -import java.io.PrintStream; -import java.io.PrintWriter; - -/** - * @author Tom Tromey <tromey@cygnus.com> - * @date December 12, 1998 - */ -/* Written using "Java Class Libraries", 2nd edition, ISBN 0-201-31002-3 - * "The Java Language Specification", ISBN 0-201-63451-1 - * Status: Believed complete and correct. - */ - -public class InvocationTargetException extends Exception -{ - public Throwable getTargetException () - { - return target; - } - - protected InvocationTargetException () - { - super (); - target = null; - } - - public InvocationTargetException (Throwable exception) - { - super (); - target = exception; - } - - public InvocationTargetException (Throwable exception, String msg) - { - super (msg); - target = exception; - } - - // This is from JDK 1.2. - public void printStackTrace () - { - if (target != null) - target.printStackTrace(); - } - - // This is from JDK 1.2. - public void printStackTrace (PrintStream s) - { - if (target != null) - target.printStackTrace(s); - } - - // This is from JDK 1.2. - public void printStackTrace (PrintWriter wr) - { - if (target != null) - target.printStackTrace(wr); - } - - // The wrapped exception. The name is specified by the - // serialization spec. - private Throwable target; -} diff --git a/libjava/java/lang/reflect/Member.java b/libjava/java/lang/reflect/Member.java deleted file mode 100644 index a54f05f689e..00000000000 --- a/libjava/java/lang/reflect/Member.java +++ /dev/null @@ -1,26 +0,0 @@ -/* Copyright (C) 1998, 1999 Cygnus Solutions - - 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 java.lang.reflect; - -/** - * @author Per Bothner <bothner@cygnus.com> - * @date September 27, 1998. - */ -/* Written using "Java Class Libraries", 2nd edition. - * Status: Believed complete and correct. - */ - -public interface Member -{ - public static final int PUBLIC = 0; - public static final int DECLARED = 1; - public Class getDeclaringClass (); - public int getModifiers (); - public String getName(); -} diff --git a/libjava/java/lang/reflect/Method.java b/libjava/java/lang/reflect/Method.java deleted file mode 100644 index 01e830876e5..00000000000 --- a/libjava/java/lang/reflect/Method.java +++ /dev/null @@ -1,123 +0,0 @@ -// Method.java - Represent method of class or interface. - -/* Copyright (C) 1998, 1999 Cygnus Solutions - - 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 java.lang.reflect; - -/** - * @author Tom Tromey <tromey@cygnus.com> - * @date December 12, 1998 - */ -/* Written using "Java Class Libraries", 2nd edition, ISBN 0-201-31002-3 - * "The Java Language Specification", ISBN 0-201-63451-1 - * plus online API docs for JDK 1.2 beta from http://www.javasoft.com. - * Status: Incomplete: needs a private constructor, and - * invoke() needs to be finished. - */ - -public final class Method extends AccessibleObject implements Member -{ - public boolean equals (Object obj) - { - if (! (obj instanceof Method)) - return false; - Method m = (Method) obj; - return declaringClass == m.declaringClass && offset == m.offset; - } - - public Class getDeclaringClass () - { - return declaringClass; - } - - public Class[] getExceptionTypes () - { - return (Class[]) exception_types.clone(); - } - - public native int getModifiers (); - - public native String getName (); - - private native void getType (); - - public Class[] getParameterTypes () - { - if (parameter_types == null) - getType(); - return (Class[]) parameter_types.clone(); - } - - public Class getReturnType () - { - if (return_type == null) - getType(); - return return_type; - } - - public int hashCode () - { - // FIXME. - return name.hashCode() + declaringClass.getName().hashCode(); - } - - public native Object invoke (Object obj, Object[] args) - throws IllegalAccessException, IllegalArgumentException, - InvocationTargetException; - - public String toString () - { - StringBuffer b = new StringBuffer (); - b.append(Modifier.toString(getModifiers())); - b.append(" "); - b.append(return_type.toString()); - b.append(" "); - b.append(declaringClass.toString()); - b.append("."); - b.append(name); - b.append("("); - for (int i = 0; i < parameter_types.length; ++i) - { - b.append(parameter_types[i].toString()); - if (i < parameter_types.length - 1) - b.append(","); - } - b.append(")"); - if (exception_types.length > 0) - { - b.append(" throws "); - for (int i = 0; i < exception_types.length; ++i) - { - b.append(exception_types[i].toString()); - if (i < exception_types.length - 1) - b.append(","); - } - } - return b.toString(); - } - - private Method () - { - } - - // Declaring class. - private Class declaringClass; - - // Exception types. - private Class[] exception_types; - // Name cache. (Initially null.) - private String name; - // Parameter types. - private Class[] parameter_types; - // Return type. - private Class return_type; - - // Offset in bytes from the start of declaringClass's methods array. - private int offset; -} diff --git a/libjava/java/lang/reflect/Modifier.java b/libjava/java/lang/reflect/Modifier.java deleted file mode 100644 index f9df49e80ee..00000000000 --- a/libjava/java/lang/reflect/Modifier.java +++ /dev/null @@ -1,130 +0,0 @@ -// Modifier.java - Process modifier values. - -/* Copyright (C) 1998, 1999 Cygnus Solutions - - 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. */ - -/** - * @author Tom Tromey <tromey@cygnus.com> - * @date October 1, 1998 - */ - -/* Written using "Java Class Libraries", 2nd edition, ISBN 0-201-31002-3 - * "The Java Language Specification", ISBN 0-201-63451-1 - * plus online API docs for JDK 1.2 beta from http://www.javasoft.com. - * Status: Believed complete and correct to version 1.1 - */ - -package java.lang.reflect; - -public class Modifier -{ - public static final int PUBLIC = 0x001; - public static final int PRIVATE = 0x002; - public static final int PROTECTED = 0x004; - public static final int STATIC = 0x008; - public static final int FINAL = 0x010; - public static final int SYNCHRONIZED = 0x020; - public static final int VOLATILE = 0x040; - public static final int TRANSIENT = 0x080; - public static final int NATIVE = 0x100; - public static final int INTERFACE = 0x200; - public static final int ABSTRACT = 0x400; - - public static boolean isAbstract (int mod) - { - return (mod & ABSTRACT) != 0; - } - - public static boolean isFinal (int mod) - { - return (mod & FINAL) != 0; - } - - public static boolean isInterface (int mod) - { - return (mod & INTERFACE) != 0; - } - - public static boolean isNative (int mod) - { - return (mod & NATIVE) != 0; - } - - public static boolean isPrivate (int mod) - { - return (mod & PRIVATE) != 0; - } - - public static boolean isProtected (int mod) - { - return (mod & PROTECTED) != 0; - } - - public static boolean isPublic (int mod) - { - return (mod & PUBLIC) != 0; - } - - public static boolean isStatic (int mod) - { - return (mod & STATIC) != 0; - } - - public static boolean isSynchronized (int mod) - { - return (mod & SYNCHRONIZED) != 0; - } - - public static boolean isTransient (int mod) - { - return (mod & TRANSIENT) != 0; - } - - public static boolean isVolatile (int mod) - { - return (mod & VOLATILE) != 0; - } - - public static String toString (int mod) - { - StringBuffer r = new StringBuffer (); - toString(mod, r); - return r.toString(); - } - - static void toString (int mod, StringBuffer r) - { - if (isPublic (mod)) - r.append("public "); - if (isProtected (mod)) - r.append("protected "); - if (isPrivate (mod)) - r.append("private "); - if (isAbstract (mod)) - r.append("abstract "); - if (isStatic (mod)) - r.append("static "); - if (isFinal (mod)) - r.append("final "); - if (isTransient (mod)) - r.append("transient "); - if (isVolatile (mod)) - r.append("volatile "); - if (isNative (mod)) - r.append("native "); - if (isSynchronized (mod)) - r.append("synchronized "); - if (isInterface (mod)) - r.append("interface "); - - // Trim trailing space. - int l = r.length(); - if (l > 0) - r.setLength(l - 1); - } -} diff --git a/libjava/java/lang/reflect/natArray.cc b/libjava/java/lang/reflect/natArray.cc deleted file mode 100644 index 3da8b5c01ce..00000000000 --- a/libjava/java/lang/reflect/natArray.cc +++ /dev/null @@ -1,339 +0,0 @@ -// natField.cc - Implementation of java.lang.reflect.Field native methods. - -/* Copyright (C) 1999 Cygnus Solutions - - 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 <stdlib.h> - -#include <jvm.h> -#include <cni.h> -#include <java/lang/reflect/Array.h> -#include <java/lang/IllegalArgumentException.h> -#include <java/lang/Byte.h> -#include <java/lang/Short.h> -#include <java/lang/Integer.h> -#include <java/lang/Long.h> -#include <java/lang/Float.h> -#include <java/lang/Double.h> -#include <java/lang/Boolean.h> -#include <java/lang/Character.h> - -jobject -java::lang::reflect::Array::newInstance (jclass componentType, jint length) -{ - if (componentType->isPrimitive()) - return _Jv_NewPrimArray (componentType, length); - else - return JvNewObjectArray (length, componentType, NULL); - -} - -jobject -java::lang::reflect::Array::newInstance (jclass componentType, jintArray dimensions) -{ - jint ndims = dimensions->length; - if (ndims == 0) - return componentType->newInstance (); - jint* dims = elements (dimensions); - if (ndims == 1) - return newInstance (componentType, dims[0]); - jclass arrayType = componentType; - for (int i = 0; i < ndims; i++) - arrayType = _Jv_FindArrayClass (arrayType); - return _Jv_NewMultiArray (arrayType, ndims, dims); - -} - -jint -java::lang::reflect::Array::getLength (jobject array) -{ - jclass arrayType = array->getClass(); - if (! arrayType->isArray ()) - JvThrow (new java::lang::IllegalArgumentException()); - return ((__JArray*) array)->length; -} - -jclass -java::lang::reflect::Array::getElementType (jobject array, jint index) -{ - jclass arrayType = array->getClass(); - if (! arrayType->isArray ()) - JvThrow (new java::lang::IllegalArgumentException()); - jint length = ((__JArray*) array)->length; - if ((_Jv_uint) index >= (_Jv_uint) length) - _Jv_ThrowBadArrayIndex(index); - return arrayType->getComponentType (); -} - -jboolean -java::lang::reflect::Array::getBoolean (jobject array, jint index) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (boolean)) - return elements ((jbooleanArray) array) [index]; - JvThrow (new java::lang::IllegalArgumentException()); -} - -jchar -java::lang::reflect::Array::getChar (jobject array, jint index) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (char)) - return elements ((jcharArray) array) [index]; - JvThrow (new java::lang::IllegalArgumentException()); -} - -jbyte -java::lang::reflect::Array::getByte (jobject array, jint index) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (byte)) - return elements ((jbyteArray) array) [index]; - JvThrow (new java::lang::IllegalArgumentException()); -} - -jshort -java::lang::reflect::Array::getShort (jobject array, jint index) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (short)) - return elements ((jshortArray) array) [index]; - if (elementType == JvPrimClass (byte)) - return elements ((jbyteArray) array) [index]; - JvThrow (new java::lang::IllegalArgumentException()); -} - -jint -java::lang::reflect::Array::getInt (jobject array, jint index) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (int)) - return elements ((jintArray) array) [index]; - if (elementType == JvPrimClass (short)) - return elements ((jshortArray) array) [index]; - if (elementType == JvPrimClass (byte)) - return elements ((jbyteArray) array) [index]; - if (elementType == JvPrimClass (char)) - return elements ((jcharArray) array) [index]; - JvThrow (new java::lang::IllegalArgumentException()); -} - -jlong -java::lang::reflect::Array::getLong (jobject array, jint index) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (long)) - return elements ((jlongArray) array) [index]; - if (elementType == JvPrimClass (int)) - return elements ((jintArray) array) [index]; - if (elementType == JvPrimClass (short)) - return elements ((jshortArray) array) [index]; - if (elementType == JvPrimClass (byte)) - return elements ((jbyteArray) array) [index]; - if (elementType == JvPrimClass (char)) - return elements ((jcharArray) array) [index]; - JvThrow (new java::lang::IllegalArgumentException()); -} - -jfloat -java::lang::reflect::Array::getFloat (jobject array, jint index) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (float)) - return elements ((jfloatArray) array) [index]; - if (elementType == JvPrimClass (long)) - return elements ((jlongArray) array) [index]; - if (elementType == JvPrimClass (int)) - return elements ((jintArray) array) [index]; - if (elementType == JvPrimClass (short)) - return elements ((jshortArray) array) [index]; - if (elementType == JvPrimClass (byte)) - return elements ((jbyteArray) array) [index]; - if (elementType == JvPrimClass (char)) - return elements ((jcharArray) array) [index]; - JvThrow (new java::lang::IllegalArgumentException()); -} - -jdouble -java::lang::reflect::Array::getDouble (jobject array, jint index) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (double)) - return elements ((jdoubleArray) array) [index]; - if (elementType == JvPrimClass (float)) - return elements ((jfloatArray) array) [index]; - if (elementType == JvPrimClass (long)) - return elements ((jlongArray) array) [index]; - if (elementType == JvPrimClass (int)) - return elements ((jintArray) array) [index]; - if (elementType == JvPrimClass (short)) - return elements ((jshortArray) array) [index]; - if (elementType == JvPrimClass (byte)) - return elements ((jbyteArray) array) [index]; - if (elementType == JvPrimClass (char)) - return elements ((jcharArray) array) [index]; - JvThrow (new java::lang::IllegalArgumentException()); -} - -jobject -java::lang::reflect::Array::get (jobject array, jint index) -{ - jclass elementType = getElementType (array, index); - if (! elementType->isPrimitive ()) - return elements ((jobjectArray) array) [index]; - if (elementType == JvPrimClass (double)) - return new java::lang::Double (elements ((jdoubleArray) array) [index]); - if (elementType == JvPrimClass (float)) - return new java::lang::Float (elements ((jfloatArray) array) [index]); - if (elementType == JvPrimClass (long)) - return new java::lang::Long (elements ((jlongArray) array) [index]); - if (elementType == JvPrimClass (int)) - return new java::lang::Integer (elements ((jintArray) array) [index]); - if (elementType == JvPrimClass (short)) - return new java::lang::Short (elements ((jshortArray) array) [index]); - if (elementType == JvPrimClass (byte)) - return new java::lang::Byte (elements ((jbyteArray) array) [index]); - if (elementType == JvPrimClass (char)) - return new java::lang::Character (elements ((jcharArray) array) [index]); - if (elementType == JvPrimClass (boolean)) - if (elements ((jbooleanArray) array) [index]) - return java::lang::Boolean::TRUE; - else - return java::lang::Boolean::FALSE; - JvThrow (new java::lang::IllegalArgumentException()); -} - -void -java::lang::reflect::Array::setChar (jobject array, jint index, jchar value) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (char)) - elements ((jcharArray) array) [index] = value; - else if (elementType == JvPrimClass (int)) - elements ((jintArray) array) [index] = value; - else if (elementType == JvPrimClass (long)) - elements ((jlongArray) array) [index] = value; - else if (elementType == JvPrimClass (float)) - elements ((jfloatArray) array) [index] = value; - else if (elementType == JvPrimClass (double)) - elements ((jdoubleArray) array) [index] = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -void -java::lang::reflect::Array::setByte (jobject array, jint index, jbyte value) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (byte)) - elements ((jbyteArray) array) [index] = value; - else if (elementType == JvPrimClass (short)) - elements ((jshortArray) array) [index] = value; - else if (elementType == JvPrimClass (int)) - elements ((jintArray) array) [index] = value; - else if (elementType == JvPrimClass (long)) - elements ((jlongArray) array) [index] = value; - else if (elementType == JvPrimClass (float)) - elements ((jfloatArray) array) [index] = value; - else if (elementType == JvPrimClass (double)) - elements ((jdoubleArray) array) [index] = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -void -java::lang::reflect::Array::setShort (jobject array, jint index, jshort value) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (short)) - elements ((jshortArray) array) [index] = value; - else if (elementType == JvPrimClass (int)) - elements ((jintArray) array) [index] = value; - else if (elementType == JvPrimClass (long)) - elements ((jlongArray) array) [index] = value; - else if (elementType == JvPrimClass (float)) - elements ((jfloatArray) array) [index] = value; - else if (elementType == JvPrimClass (double)) - elements ((jdoubleArray) array) [index] = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -void -java::lang::reflect::Array::setInt (jobject array, jint index, jint value) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (int)) - elements ((jintArray) array) [index] = value; - else if (elementType == JvPrimClass (long)) - elements ((jlongArray) array) [index] = value; - else if (elementType == JvPrimClass (float)) - elements ((jfloatArray) array) [index] = value; - else if (elementType == JvPrimClass (double)) - elements ((jdoubleArray) array) [index] = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -void -java::lang::reflect::Array::setLong (jobject array, jint index, jlong value) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (long)) - elements ((jlongArray) array) [index] = value; - else if (elementType == JvPrimClass (float)) - elements ((jfloatArray) array) [index] = value; - else if (elementType == JvPrimClass (double)) - elements ((jdoubleArray) array) [index] = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -void -java::lang::reflect::Array::setFloat (jobject array, jint index, jfloat value) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (float)) - elements ((jfloatArray) array) [index] = value; - else if (elementType == JvPrimClass (double)) - elements ((jdoubleArray) array) [index] = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -void -java::lang::reflect::Array::setDouble (jobject array, jint index, jdouble value) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (double)) - elements ((jdoubleArray) array) [index] = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -void -java::lang::reflect::Array::setBoolean (jobject array, - jint index, jboolean value) -{ - jclass elementType = getElementType (array, index); - if (elementType == JvPrimClass (boolean)) - elements ((jbooleanArray) array) [index] = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -void -java::lang::reflect::Array::set (jobject array, jint index, - jobject value, jclass elType) -{ - if (! _Jv_IsInstanceOf (value, elType)) - JvThrow (new java::lang::IllegalArgumentException ()); - elements ((jobjectArray) array) [index] = value; -} diff --git a/libjava/java/lang/reflect/natField.cc b/libjava/java/lang/reflect/natField.cc deleted file mode 100644 index 2449b42545c..00000000000 --- a/libjava/java/lang/reflect/natField.cc +++ /dev/null @@ -1,435 +0,0 @@ -// natField.cc - Implementation of java.lang.reflect.Field native methods. - -/* Copyright (C) 1998, 1999 Cygnus Solutions - - 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 <stdlib.h> - -#include <cni.h> -#include <jvm.h> -#include <java/lang/reflect/Field.h> -#include <java/lang/reflect/Modifier.h> -#include <java/lang/IllegalArgumentException.h> -#include <java/lang/NullPointerException.h> -#include <java/lang/Byte.h> -#include <java/lang/Short.h> -#include <java/lang/Integer.h> -#include <java/lang/Long.h> -#include <java/lang/Float.h> -#include <java/lang/Double.h> -#include <java/lang/Boolean.h> -#include <java/lang/Character.h> -#include <java-field.h> - -jint -java::lang::reflect::Field::getModifiers () -{ - return _Jv_FromReflectedField (this)->getModifiers (); -} - -jstring -java::lang::reflect::Field::getName () -{ - if (name == NULL) - name = _Jv_NewStringUtf8Const (_Jv_FromReflectedField (this)->name); - return name; -} - -jclass -java::lang::reflect::Field::getType () -{ - jfieldID fld = _Jv_FromReflectedField (this); - if (! fld->isResolved()) - { - JvSynchronize sync (declaringClass); - if (! fld->isResolved()) - { - fld->type - = _Jv_FindClassFromSignature(((Utf8Const*) (fld->type))->data, - declaringClass->getClassLoader()); - fld->flags &= ~_Jv_FIELD_UNRESOLVED_FLAG; - } - } - return fld->type; -} - -static void -_Jv_CheckFieldAccessibility (jfieldID /*fld*/, jclass /*caller*/) -{ -#if 0 - if (caller == NULL) - caller = getCaller(); -#endif -#if 0 - _Jv_ushort flags = fld->getModifiers(); - check accesss; -#endif -} - -static void* -getAddr (java::lang::reflect::Field* field, jclass caller, jobject obj) -{ - jfieldID fld = _Jv_FromReflectedField (field); - _Jv_ushort flags = fld->getModifiers(); - if (! (flags & java::lang::reflect::Modifier::PUBLIC) - && ! field->isAccessible ()) - _Jv_CheckFieldAccessibility (fld, caller); - if (flags & java::lang::reflect::Modifier::STATIC) - { - jclass fldClass = field->getDeclaringClass (); - JvInitClass(fldClass); - return fld->u.addr; - } - else - { - if (obj == NULL) - _Jv_Throw (new java::lang::NullPointerException ()); - if (! _Jv_IsInstanceOf (obj, field->getDeclaringClass())) - JvThrow (new java::lang::IllegalArgumentException ()); - return (void*) ((char*) obj + fld->getOffset ()); - } -} - -static jboolean -getBoolean (jclass cls, void* addr) -{ - if (cls == JvPrimClass (boolean)) - return * (jboolean *) addr; - _Jv_Throw (new java::lang::IllegalArgumentException()); -} - -static jchar -getChar (jclass cls, void* addr) -{ - if (cls == JvPrimClass (char)) - return * (jchar *) addr; - _Jv_Throw (new java::lang::IllegalArgumentException()); -} - -static jbyte -getByte (jclass cls, void* addr) -{ - if (cls == JvPrimClass (byte)) - return * (jbyte *) addr; - _Jv_Throw (new java::lang::IllegalArgumentException()); -} - -static jshort -getShort (jclass cls, void* addr) -{ - if (cls == JvPrimClass (short)) - return * (jshort *) addr; - if (cls == JvPrimClass (byte)) - return * (jbyte *) addr; - _Jv_Throw (new java::lang::IllegalArgumentException()); -} - -static jint -getInt (jclass cls, void* addr) -{ - if (cls == JvPrimClass (int)) - return * (jint *) addr; - if (cls == JvPrimClass (short)) - return * (jshort *) addr; - if (cls == JvPrimClass (char)) - return * (jchar *) addr; - if (cls == JvPrimClass (byte)) - return * (jbyte *) addr; - _Jv_Throw (new java::lang::IllegalArgumentException()); -} - -static jlong -getLong (jclass cls, void* addr) -{ - if (cls == JvPrimClass (long)) - return * (jlong *) addr; - return ::getInt(cls, addr); -} - -static jfloat -getFloat (jclass cls, void* addr) -{ - if (cls == JvPrimClass (float)) - return * (jfloat *) addr; - if (cls == JvPrimClass (long)) - return * (jlong *) addr; - return ::getInt(cls, addr); -} - -static jdouble -getDouble (jclass cls, void* addr) -{ - if (cls == JvPrimClass (double)) - return * (jdouble *) addr; - if (cls == JvPrimClass (float)) - return * (jfloat *) addr; - if (cls == JvPrimClass (long)) - return * (jlong *) addr; - return ::getInt(cls, addr); -} - -jboolean -java::lang::reflect::Field::getBoolean (jclass caller, jobject obj) -{ - jfieldID fld = _Jv_FromReflectedField (this); - return ::getBoolean (fld->type, getAddr (this, caller, obj)); -} - -jchar -java::lang::reflect::Field::getChar (jclass caller, jobject obj) -{ - jfieldID fld = _Jv_FromReflectedField (this); - return ::getChar (fld->type, getAddr (this, caller, obj)); -} - -jbyte -java::lang::reflect::Field::getByte (jclass caller, jobject obj) -{ - jfieldID fld = _Jv_FromReflectedField (this); - return ::getByte (fld->type, getAddr (this, caller, obj)); -} - -jshort -java::lang::reflect::Field::getShort (jclass caller, jobject obj) -{ - jfieldID fld = _Jv_FromReflectedField (this); - return ::getShort (fld->type, getAddr (this, caller, obj)); -} - -jint -java::lang::reflect::Field::getInt (jclass caller, jobject obj) -{ - jfieldID fld = _Jv_FromReflectedField (this); - return ::getInt (fld->type, getAddr (this, caller, obj)); -} - -jlong -java::lang::reflect::Field::getLong (jclass caller, jobject obj) -{ - jfieldID fld = _Jv_FromReflectedField (this); - return ::getLong (fld->type, getAddr (this, caller, obj)); -} - -jfloat -java::lang::reflect::Field::getFloat (jclass caller, jobject obj) -{ - jfieldID fld = _Jv_FromReflectedField (this); - return ::getFloat (fld->type, getAddr (this, caller, obj)); -} - -jdouble -java::lang::reflect::Field::getDouble (jclass caller, jobject obj) -{ - jfieldID fld = _Jv_FromReflectedField (this); - return ::getDouble (fld->type, getAddr (this, caller, obj)); -} - -jobject -java::lang::reflect::Field::get (jclass caller, jobject obj) -{ - jfieldID fld = _Jv_FromReflectedField (this); - void* addr = getAddr (this, caller, obj); - if (! fld->type->isPrimitive ()) - return * (jobject*) addr; - if (fld->type == JvPrimClass (double)) - return new java::lang::Double (* (jdouble*) addr); - if (fld->type == JvPrimClass (float)) - return new java::lang::Float (* (jfloat*) addr); - if (fld->type == JvPrimClass (long)) - return new java::lang::Long (* (jlong*) addr); - if (fld->type == JvPrimClass (int)) - return new java::lang::Integer (* (jint*) addr); - if (fld->type == JvPrimClass (short)) - return new java::lang::Short (* (jshort*) addr); - if (fld->type == JvPrimClass (byte)) - return new java::lang::Byte (* (jbyte*) addr); - if (fld->type == JvPrimClass (char)) - return new java::lang::Character (* (jchar*) addr); - if (fld->type == JvPrimClass (boolean)) - if (* (jboolean*) addr) - return java::lang::Boolean::TRUE; - else - return java::lang::Boolean::FALSE; - JvThrow (new java::lang::IllegalArgumentException()); -} - -static void -setBoolean (jclass type, void *addr, jboolean value) -{ - if (type == JvPrimClass (boolean)) - * (jboolean *) addr = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -static void -setChar (jclass type, void *addr, jchar value) -{ - if (type == JvPrimClass (char)) - * (jchar *) addr = value; - else if (type == JvPrimClass (int)) - * (jint *) addr = value; - else if (type == JvPrimClass (long)) - * (jlong *) addr = value; - else if (type == JvPrimClass (float)) - * (jfloat *) addr = value; - else if (type == JvPrimClass (double)) - * (jdouble *) addr = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -static void -setByte (jclass type, void *addr, jbyte value) -{ - if (type == JvPrimClass (byte)) - * (jbyte *) addr = value; - else if (type == JvPrimClass (short)) - * (jshort *) addr = value; - else if (type == JvPrimClass (int)) - * (jint *) addr = value; - else if (type == JvPrimClass (long)) - * (jlong *) addr = value; - else if (type == JvPrimClass (float)) - * (jfloat *) addr = value; - else if (type == JvPrimClass (double)) - * (jdouble *) addr = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -static void -setShort (jclass type, void *addr, jshort value) -{ - if (type == JvPrimClass (short)) - * (jshort *) addr = value; - else if (type == JvPrimClass (int)) - * (jint *) addr = value; - else if (type == JvPrimClass (long)) - * (jlong *) addr = value; - else if (type == JvPrimClass (float)) - * (jfloat *) addr = value; - else if (type == JvPrimClass (double)) - * (jdouble *) addr = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -static void -setInt (jclass type, void *addr, jint value) -{ - if (type == JvPrimClass (int)) - * (jint *) addr = value; - else if (type == JvPrimClass (long)) - * (jlong *) addr = value; - else if (type == JvPrimClass (float)) - * (jfloat *) addr = value; - else if (type == JvPrimClass (double)) - * (jdouble *) addr = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -static void -setLong (jclass type, void *addr, jlong value) -{ - if (type == JvPrimClass (long)) - * (jlong *) addr = value; - else if (type == JvPrimClass (float)) - * (jfloat *) addr = value; - else if (type == JvPrimClass (double)) - * (jdouble *) addr = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -static void -setFloat (jclass type, void *addr, jfloat value) -{ - if (type == JvPrimClass (float)) - * (jfloat *) addr = value; - else if (type == JvPrimClass (double)) - * (jdouble *) addr = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -static void -setDouble (jclass type, void *addr, jdouble value) -{ - if (type == JvPrimClass (double)) - * (jdouble *) addr = value; - else - JvThrow (new java::lang::IllegalArgumentException()); -} - -void -java::lang::reflect::Field::setBoolean (jclass caller, jobject obj, jboolean b) -{ - jfieldID fld = _Jv_FromReflectedField (this); - ::setBoolean (fld->type, getAddr (this, caller, obj), b); -} - -void -java::lang::reflect::Field::setChar (jclass caller, jobject obj, jchar c) -{ - jfieldID fld = _Jv_FromReflectedField (this); - ::setChar (fld->type, getAddr (this, caller, obj), c); -} - -void -java::lang::reflect::Field::setByte (jclass caller, jobject obj, jbyte b) -{ - jfieldID fld = _Jv_FromReflectedField (this); - ::setByte (fld->type, getAddr (this, caller, obj), b); -} - -void -java::lang::reflect::Field::setShort (jclass caller, jobject obj, jshort s) -{ - jfieldID fld = _Jv_FromReflectedField (this); - ::setShort (fld->type, getAddr (this, caller, obj), s); -} - -void -java::lang::reflect::Field::setInt (jclass caller, jobject obj, jint i) -{ - jfieldID fld = _Jv_FromReflectedField (this); - ::setInt (fld->type, getAddr (this, caller, obj), i); -} - -void -java::lang::reflect::Field::setLong (jclass caller, jobject obj, jlong l) -{ - jfieldID fld = _Jv_FromReflectedField (this); - ::setLong (fld->type, getAddr (this, caller, obj), l); -} -void -java::lang::reflect::Field::setFloat (jclass caller, jobject obj, jfloat f) -{ - jfieldID fld = _Jv_FromReflectedField (this); - ::setFloat (fld->type, getAddr (this, caller, obj), f); -} - -void -java::lang::reflect::Field::setDouble (jclass caller, jobject obj, jdouble d) -{ - jfieldID fld = _Jv_FromReflectedField (this); - ::setDouble (fld->type, getAddr (this, caller, obj), d); -} - -void -java::lang::reflect::Field::set (jclass caller, jobject object, jobject value, jclass type) -{ - if (! _Jv_IsInstanceOf (value, type)) - JvThrow (new java::lang::IllegalArgumentException ()); - void* addr = getAddr (this, caller, object); - * (jobject*) addr = value; -} diff --git a/libjava/java/lang/reflect/natMethod.cc b/libjava/java/lang/reflect/natMethod.cc deleted file mode 100644 index 720bbc3d74e..00000000000 --- a/libjava/java/lang/reflect/natMethod.cc +++ /dev/null @@ -1,386 +0,0 @@ -// natMethod.cc - Native code for Method class. - -/* Copyright (C) 1998, 1999 Cygnus Solutions - - 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. */ - -// This is about 90% done. Search for FIXME to see what remains. - -#include <config.h> - -#include <cni.h> -#include <jvm.h> -#include <java-array.h> - -#include <java/lang/reflect/Method.h> -#include <java/lang/reflect/InvocationTargetException.h> -#include <java/lang/reflect/Modifier.h> - -#include <java/lang/Void.h> -#include <java/lang/Byte.h> -#include <java/lang/Boolean.h> -#include <java/lang/Character.h> -#include <java/lang/Short.h> -#include <java/lang/Integer.h> -#include <java/lang/Long.h> -#include <java/lang/Float.h> -#include <java/lang/Double.h> -#include <java/lang/IllegalArgumentException.h> -#include <java/lang/NullPointerException.h> -#include <java/lang/Class.h> -#include <java-method.h> - -#define ClassClass _CL_Q34java4lang5Class -extern java::lang::Class ClassClass; - -#include <stdlib.h> - -#if 0 - -#include <ffi.h> - -#define VoidClass _CL_Q34java4lang4Void -extern java::lang::Class VoidClass; -#define ByteClass _CL_Q34java4lang4Byte -extern java::lang::Class ByteClass; -#define ShortClass _CL_Q34java4lang5Short -extern java::lang::Class ShortClass; -#define CharacterClass _CL_Q34java4lang9Character -extern java::lang::Class CharacterClass; -#define IntegerClass _CL_Q34java4lang7Integer -extern java::lang::Class IntegerClass; -#define LongClass _CL_Q34java4lang4Long -extern java::lang::Class LongClass; -#define FloatClass _CL_Q34java4lang5Float -extern java::lang::Class FloatClass; -#define DoubleClass _CL_Q34java4lang6Double -extern java::lang::Class DoubleClass; - -struct cpair -{ - jclass prim; - jclass wrap; -}; - -// This is used to determine when a primitive widening conversion is -// allowed. -static cpair primitives[] = -{ -#define VOID 0 - { JvPrimClass (void), &VoidClass }, - { JvPrimClass (byte), &ByteClass }, -#define SHORT 2 - { JvPrimClass (short), &ShortClass }, -#define CHAR 3 - { JvPrimClass (char), &CharacterClass }, - { JvPrimClass (int), &IntegerClass }, - { JvPrimClass (long), &LongClass }, - { JvPrimClass (float), &FloatClass }, - { JvPrimClass (double), &DoubleClass }, - { NULL, NULL } -}; - -static jboolean -can_widen (jclass from, jclass to) -{ - int fromx = -1, tox = -1; - - for (int i = 0; primitives[i].prim; ++i) - { - if (primitives[i].wrap == from) - fromx = i; - if (primitives[i].prim == to) - tox = i; - } - - // Can't handle a miss. - if (fromx == -1 || tox == -1) - return false; - // Can't handle Void arguments. - if (fromx == VOID || tox == VOID) - return false; - // Special-case short/char conversions. - if ((fromx == SHORT && tox == CHAR) || (fromx == CHAR && tox == SHORT)) - return false; - - return fromx <= tox; -} - -static ffi_type * -get_ffi_type (jclass klass) -{ - // A special case. - if (klass == NULL) - return &ffi_type_pointer; - - ffi_type *r; - if (klass == JvPrimClass (byte)) - r = &ffi_type_sint8; - else if (klass == JvPrimClass (short)) - r = &ffi_type_sint16; - else if (klass == JvPrimClass (int)) - r = &ffi_type_sint32; - else if (klass == JvPrimClass (long)) - r = &ffi_type_sint64; - else if (klass == JvPrimClass (float)) - r = &ffi_type_float; - else if (klass == JvPrimClass (double)) - r = &ffi_type_double; - else if (klass == JvPrimClass (boolean)) - { - // FIXME. - r = &ffi_type_sint8; - } - else if (klass == JvPrimClass (char)) - r = &ffi_type_uint16; - else - { - JvAssert (! klass->isPrimitive()); - r = &ffi_type_pointer; - } - - return r; -} - -// FIXME: the body of this method should be a separate function so -// that Constructor can use it too. -jobject -java::lang::reflect::Method::invoke (jobject obj, - jobjectArray args) -{ - // FIXME: we need to be a friend of Class here. - _Jv_Method *meth = decl_class->methods[index]; - if (! java::lang::reflect::Modifier::isStatic(modifiers)) - { - jclass k = obj ? obj->getClass() : NULL; - if (! obj || ! decl_class->isAssignableFrom(k)) - JvThrow (new java::lang::NullPointerException); - // FIXME: access checks. - meth = _Jv_LookupMethod (k, meth->name, meth->signature); - } - - // FIXME: access checks. - - if (parameter_types->length != args->length) - JvThrow (new java::lang::IllegalArgumentException); - - ffi_type *rtype = get_ffi_type (return_type); - ffi_type **argtypes = (ffi_type **) alloca (parameter_types->length - * sizeof (ffi_type *)); - - jobject *paramelts = elements (parameter_types); - jobject *argelts = elements (args); - - int size = 0; - for (int i = 0; i < parameter_types->length; ++i) - { - jclass k = argelts[i] ? argelts[i]->getClass() : NULL; - argtypes[i] = get_ffi_type (k); - if (paramelts[i]->isPrimitive()) - { - if (! argelts[i] - || ! k->isPrimitive () - || ! can_widen (k, paramelts[i])) - JvThrow (new java::lang::IllegalArgumentException); - size += paramelts[i]->size(); - } - else - { - if (argelts[i] && ! paramelts[i]->isAssignableFrom (k)) - JvThrow (new java::lang::IllegalArgumentException); - size += sizeof (jobject); - } - } - - ffi_cif cif; - if (ffi_prep_cif (&cif, FFI_DEFAULT_ABI, parameter_types->length, - rtype, argtypes) != FFI_OK) - { - // FIXME: throw some kind of VirtualMachineError here. - } - - char *values = (char *) alloca (size); - char *p = values; - -#define COPY(Where, What, Type) \ - do { \ - Type val = (What); \ - memcpy ((Where), &val, sizeof (Type)); \ - Where += sizeof (Type); \ - } while (0) - - for (int i = 0; i < parameter_types->length; ++i) - { - java::lang::Number *num = (java::lang::Number *) paramelts[i]; - if (paramelts[i] == JvPrimClass (byte)) - COPY (p, num->byteValue(), jbyte); - else if (paramelts[i] == JvPrimClass (short)) - COPY (p, num->shortValue(), jshort); - else if (paramelts[i] == JvPrimClass (int)) - COPY (p, num->intValue(), jint); - else if (paramelts[i] == JvPrimClass (long)) - COPY (p, num->longValue(), jlong); - else if (paramelts[i] == JvPrimClass (float)) - COPY (p, num->floatValue(), jfloat); - else if (paramelts[i] == JvPrimClass (double)) - COPY (p, num->doubleValue(), jdouble); - else if (paramelts[i] == JvPrimClass (boolean)) - COPY (p, ((java::lang::Boolean *) argelts[i])->booleanValue(), jboolean); - else if (paramelts[i] == JvPrimClass (char)) - COPY (p, ((java::lang::Character *) argelts[i])->charValue(), jchar); - else - { - JvAssert (! paramelts[i]->isPrimitive()); - COPY (p, argelts[i], jobject); - } - } - - // FIXME: exception handling. - java::lang::Throwable *ex; - jdouble ret_value; // Largest possible value. Hopefully - // it is aligned! - ex = TRAMP_CALL (ffi_call (&cif, meth->ncode, &ret_value, (void *) values)); - - if (ex) - JvThrow (new InvocationTargetException (ex)); - - jobject r; -#define VAL(Wrapper, Type) (new Wrapper (* (Type *) &ret_value)) - if (return_type == JvPrimClass (byte)) - r = VAL (java::lang::Byte, jbyte); - else if (return_type == JvPrimClass (short)) - r = VAL (java::lang::Short, jshort); - else if (return_type == JvPrimClass (int)) - r = VAL (java::lang::Integer, jint); - else if (return_type == JvPrimClass (long)) - r = VAL (java::lang::Long, jlong); - else if (return_type == JvPrimClass (float)) - r = VAL (java::lang::Float, jfloat); - else if (return_type == JvPrimClass (double)) - r = VAL (java::lang::Double, jdouble); - else if (return_type == JvPrimClass (boolean)) - r = VAL (java::lang::Boolean, jboolean); - else if (return_type == JvPrimClass (char)) - r = VAL (java::lang::Character, jchar); - else if (return_type == JvPrimClass (void)) - r = NULL; - else - { - JvAssert (! return_type->isPrimitive()); - r = VAL (java::lang::Object, jobject); - } - - return r; -} - -#else /* 0 */ - -jobject -java::lang::reflect::Method::invoke (jobject, jobjectArray) -{ - JvFail ("not enabled yet"); -} - -#endif /* 0 */ - -jint -java::lang::reflect::Method::getModifiers () -{ - return _Jv_FromReflectedMethod (this)->accflags; -} - -jstring -java::lang::reflect::Method::getName () -{ - if (name == NULL) - name = _Jv_NewStringUtf8Const (_Jv_FromReflectedMethod (this)->name); - return name; -} - -/* Internal method to set return_type and parameter_types fields. */ - -void -java::lang::reflect::Method::getType () -{ - _Jv_Utf8Const* sig = _Jv_FromReflectedMethod (this)->signature; - java::lang::ClassLoader *loader = declaringClass->getClassLoader(); - char *ptr = sig->data; - int numArgs = 0; - /* First just count the number of parameters. */ - for (; ; ptr++) - { - switch (*ptr) - { - case 0: - case ')': - case 'V': - break; - case '[': - case '(': - continue; - case 'B': - case 'C': - case 'D': - case 'F': - case 'S': - case 'I': - case 'J': - case 'Z': - numArgs++; - continue; - case 'L': - numArgs++; - do - ptr++; - while (*ptr != ';' && ptr[1] != '\0'); - continue; - } - break; - } - - JArray<jclass> *args = (JArray<jclass> *) - JvNewObjectArray (numArgs, &ClassClass, NULL); - jclass* argPtr = elements (args); - for (ptr = sig->data; *ptr != '\0'; ptr++) - { - int num_arrays = 0; - jclass type; - for (; *ptr == '['; ptr++) - num_arrays++; - switch (*ptr) - { - default: - return; - case ')': - argPtr = &return_type; - continue; - case '(': - continue; - case 'V': - case 'B': - case 'C': - case 'D': - case 'F': - case 'S': - case 'I': - case 'J': - case 'Z': - type = _Jv_FindClassFromSignature(ptr, loader); - break; - case 'L': - type = _Jv_FindClassFromSignature(ptr, loader); - do - ptr++; - while (*ptr != ';' && ptr[1] != '\0'); - break; - } - while (--num_arrays >= 0) - type = _Jv_FindArrayClass (type); - *argPtr++ = type; - } - parameter_types = args; -} |