/*
* Copyright 2012, 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.immutable.debug;
import com.google.common.collect.ImmutableList;
import org.jf.dexlib2.DebugItemType;
import org.jf.dexlib2.iface.debug.*;
import org.jf.util.ExceptionWithContext;
import org.jf.util.ImmutableConverter;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
public abstract class ImmutableDebugItem implements DebugItem {
protected final int codeAddress;
public ImmutableDebugItem(int codeAddress) {
this.codeAddress = codeAddress;
}
@Nonnull
public static ImmutableDebugItem of(DebugItem debugItem) {
if (debugItem instanceof ImmutableDebugItem) {
return (ImmutableDebugItem)debugItem;
}
switch (debugItem.getDebugItemType()) {
case DebugItemType.START_LOCAL:
return ImmutableStartLocal.of((StartLocal)debugItem);
case DebugItemType.END_LOCAL:
return ImmutableEndLocal.of((EndLocal)debugItem);
case DebugItemType.RESTART_LOCAL:
return ImmutableRestartLocal.of((RestartLocal)debugItem);
case DebugItemType.PROLOGUE_END:
return ImmutablePrologueEnd.of((PrologueEnd)debugItem);
case DebugItemType.EPILOGUE_BEGIN:
return ImmutableEpilogueBegin.of((EpilogueBegin)debugItem);
case DebugItemType.SET_SOURCE_FILE:
return ImmutableSetSourceFile.of((SetSourceFile)debugItem);
case DebugItemType.LINE_NUMBER:
return ImmutableLineNumber.of((LineNumber)debugItem);
default:
throw new ExceptionWithContext("Invalid debug item type: %d", debugItem.getDebugItemType());
}
}
@Override public int getCodeAddress() { return codeAddress; }
@Nonnull
public static ImmutableList<ImmutableDebugItem> immutableListOf(@Nullable Iterable<? extends DebugItem> list) {
return CONVERTER.toList(list);
}
private static final ImmutableConverter<ImmutableDebugItem, DebugItem> CONVERTER =
new ImmutableConverter<ImmutableDebugItem, DebugItem>() {
@Override
protected boolean isImmutable(@Nonnull DebugItem item) {
return item instanceof ImmutableDebugItem;
}
@Nonnull
@Override
protected ImmutableDebugItem makeImmutable(@Nonnull DebugItem item) {
return ImmutableDebugItem.of(item);
}
};
}