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Diffstat (limited to 'libjava/classpath/gnu/CORBA/CDR/AbstractDataOutput.java')
| -rw-r--r-- | libjava/classpath/gnu/CORBA/CDR/AbstractDataOutput.java | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/libjava/classpath/gnu/CORBA/CDR/AbstractDataOutput.java b/libjava/classpath/gnu/CORBA/CDR/AbstractDataOutput.java new file mode 100644 index 00000000000..e37c0cb7ddd --- /dev/null +++ b/libjava/classpath/gnu/CORBA/CDR/AbstractDataOutput.java @@ -0,0 +1,185 @@ +/* AbstractDataOutput.java -- + Copyright (C) 2005 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., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + + +package gnu.CORBA.CDR; + +import java.io.IOException; + +/** + * An abstract data output stream that could write data in either + * Big Endian or Little Endian format. + * + * This class reuses code from GNU Classpath DataOutputStream. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + * @author Warren Levy (warrenl@cygnus.com) + * @author Aaron M. Renn (arenn@urbanophile.com) + */ +public interface AbstractDataOutput +{ + /** + * This method flushes any unwritten bytes to the underlying stream. + * + * @exception IOException If an error occurs. + */ + void flush() + throws IOException; + + /** + * This method writes the specified byte (passed as an <code>int</code>) + * to the underlying output stream. + * + * @param value The <code>byte</code> to write, passed as an <code>int</code>. + * + * @exception IOException If an error occurs. + */ + void write(int value) + throws IOException; + + /** + * This method writes <code>len</code> bytes from the specified byte array + * <code>buf</code> starting at position <code>offset</code> into the + * buffer to the underlying output stream. + * + * @param buf The byte array to write from. + * @param offset The index into the byte array to start writing from. + * @param len The number of bytes to write. + * + * @exception IOException If an error occurs. + */ + void write(byte[] buf, int offset, int len) + throws IOException; + + /** + * Write the complete byte array. + * @throws IOException + */ + void write(byte[] buf) + throws IOException; + + /** + * This method writes a Java boolean value to an output stream. If + * <code>value</code> is <code>true</code>, a byte with the value of + * 1 will be written, otherwise a byte with the value of 0 will be + * written. + * + * The value written can be read using the <code>readBoolean</code> + * method in <code>DataInput</code>. + * + * @param value The <code>boolean</code> value to write to the stream + * + * @exception IOException If an error occurs + */ + void writeBoolean(boolean value) + throws IOException; + + /** + * This method writes a Java byte value to an output stream. The + * byte to be written will be in the lowest 8 bits of the + * <code>int</code> value passed. + * + * The value written can be read using the <code>readByte</code> or + * <code>readUnsignedByte</code> methods in <code>DataInput</code>. + * + * @param value The <code>byte</code> to write to the stream, passed as + * the low eight bits of an <code>int</code>. + * + * @exception IOException If an error occurs + */ + void writeByte(int value) + throws IOException; + + /** + * This method writes a Java short value to an output stream. The + * char to be written will be in the lowest 16 bits of the <code>int</code> + * value passed. + * + * @exception IOException If an error occurs + */ + void writeShort(int value) + throws IOException; + + /** + * This method writes a Java char value to an output stream. The + * char to be written will be in the lowest 16 bits of the <code>int</code> + * value passed. + * + * @exception IOException If an error occurs + */ + void writeChar(int value) + throws IOException; + + /** + * This method writes a Java int value to an output stream. + * + * @param value The <code>int</code> value to write to the stream + * + * @exception IOException If an error occurs + */ + void writeInt(int value) + throws IOException; + + /** + * This method writes a Java long value to an output stream. + * + * @param value The <code>long</code> value to write to the stream + * + * @exception IOException If an error occurs + */ + void writeLong(long value) + throws IOException; + + /** + * This method writes a Java <code>float</code> value to the stream. + * @param value The <code>float</code> value to write to the stream + * + * @exception IOException If an error occurs + */ + void writeFloat(float value) + throws IOException; + + /** + * This method writes a Java <code>double</code> value to the stream. + * + * @param value The <code>double</code> value to write to the stream + * + * @exception IOException If an error occurs + */ + void writeDouble(double value) + throws IOException; +}
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