java-intelhex-parser/src/cz/jaybee/intelhex/listeners/BinWriter.java

94 lines
3.5 KiB
Java

/**
* Copyright (c) 2015, Jan Breuer All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package cz.jaybee.intelhex.listeners;
import cz.jaybee.intelhex.DataListener;
import cz.jaybee.intelhex.MemoryRegions;
import cz.jaybee.intelhex.Region;
import java.io.IOException;
import java.io.OutputStream;
import java.util.Arrays;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Binary file writer
*
* @author Jan Breuer
*/
public class BinWriter implements DataListener {
private final Region outputRegion;
private final OutputStream destination;
private final byte[] buffer;
private final MemoryRegions regions;
private long maxAddress;
private final boolean minimize;
public BinWriter(Region outputRegion, OutputStream destination, boolean minimize) {
this.outputRegion = outputRegion;
this.destination = destination;
this.minimize = minimize;
this.buffer = new byte[(int) (outputRegion.getLength())];
Arrays.fill(buffer, (byte) 0xFF);
regions = new MemoryRegions();
maxAddress = outputRegion.getAddressStart();
}
@Override
public void data(long address, byte[] data) {
regions.add(address, data.length);
if ((address >= outputRegion.getAddressStart()) && (address <= outputRegion.getAddressEnd())) {
int length = data.length;
if ((address + length) > outputRegion.getAddressEnd()) {
length = (int) (outputRegion.getAddressEnd() - address + 1);
}
System.arraycopy(data, 0, buffer, (int) (address - outputRegion.getAddressStart()), length);
if (maxAddress < (address + data.length -1)) {
maxAddress = address + data.length - 1;
}
}
}
@Override
public void eof() {
try {
if (!minimize) {
maxAddress = outputRegion.getAddressEnd();
}
destination.write(buffer, 0, (int)(maxAddress - outputRegion.getAddressStart() + 1));
} catch (IOException ex) {
Logger.getLogger(BinWriter.class.getName()).log(Level.SEVERE, null, ex);
}
}
public MemoryRegions getMemoryRegions() {
return regions;
}
}