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/*
* Copyright 2013, Google Inc.
* 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* 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
* OWNER 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 org.jf.dexlib2.dexbacked.raw;
import org.jf.dexlib2.Opcodes;
import org.jf.dexlib2.dexbacked.BaseDexBuffer;
import org.jf.dexlib2.dexbacked.DexBackedDexFile;
import org.jf.dexlib2.dexbacked.util.FixedSizeList;
import org.jf.dexlib2.util.AnnotatedBytes;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import java.io.IOException;
import java.io.Writer;
import java.util.Arrays;
import java.util.List;
public class RawDexFile extends DexBackedDexFile {
@Nonnull public final HeaderItem headerItem;
public RawDexFile(@Nonnull Opcodes opcodes, @Nonnull BaseDexBuffer buf) {
super(opcodes, buf);
this.headerItem = new HeaderItem(this);
}
public RawDexFile(@Nonnull Opcodes opcodes, @Nonnull byte[] buf) {
super(opcodes, buf);
this.headerItem = new HeaderItem(this);
}
@Nonnull
public byte[] readByteRange(int start, int length) {
return Arrays.copyOfRange(getBuf(), getBaseOffset() + start, getBaseOffset() + start + length);
}
public int getMapOffset() {
return headerItem.getMapOffset();
}
@Nullable
public MapItem getMapItemForSection(int itemType) {
for (MapItem mapItem: getMapItems()) {
if (mapItem.getType() == itemType) {
return mapItem;
}
}
return null;
}
public List<MapItem> getMapItems() {
final int mapOffset = getMapOffset();
final int mapSize = readSmallUint(mapOffset);
return new FixedSizeList<MapItem>() {
@Override
public MapItem readItem(int index) {
int mapItemOffset = mapOffset + 4 + index * MapItem.ITEM_SIZE;
return new MapItem(RawDexFile.this, mapItemOffset);
}
@Override public int size() {
return mapSize;
}
};
}
public void writeAnnotations(@Nonnull Writer out, @Nonnull AnnotatedBytes annotatedBytes) throws IOException {
// TODO: need to pass in the offset
annotatedBytes.writeAnnotations(out, getBuf());
}
}
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