ForgePatch/fml/common/cpw/mods/fml/repackage/com/nothome/delta/DebugDiffWriter.java

76 lines
2.4 KiB
Java

/*
*
* Copyright (c) 2001 Torgeir Veimo
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
*/
package cpw.mods.fml.repackage.com.nothome.delta;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
/**
* For debugging patch generation.
*/
public class DebugDiffWriter implements DiffWriter {
private ByteArrayOutputStream os = new ByteArrayOutputStream();
/**
* Constructs a new DebugDiffWriter.
*/
public DebugDiffWriter() {}
public void addCopy(long offset, int length) throws IOException {
if (os.size() > 0)
writeBuf();
System.err.println("COPY off: " + offset + ", len: " + length);
}
public void addData(byte b) throws IOException {
os.write(b);
writeBuf();
}
private void writeBuf() {
System.err.print("DATA: ");
byte[] ba = os.toByteArray();
for (int ix = 0; ix < ba.length; ix++) {
if (ba[ix] == '\n')
System.err.print("\\n");
else
System.err.print(String.valueOf((char)((char) ba[ix])));
//System.err.print("0x" + Integer.toHexString(buf[ix]) + " "); // hex output
}
System.err.println("");
os.reset();
}
public void flush() throws IOException {
System.err.println("FLUSH");
}
public void close() throws IOException {
System.err.println("CLOSE");
}
}