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/*
* 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.writer.pool;
import org.jf.dexlib2.iface.reference.StringReference;
import org.jf.dexlib2.writer.StringSection;
import org.jf.util.ExceptionWithContext;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
public class StringPool extends StringTypeBasePool implements StringSection<CharSequence, StringReference> {
public StringPool(@Nonnull DexPool dexPool) {
super(dexPool);
}
public void intern(@Nonnull CharSequence string) {
internedItems.put(string.toString(), 0);
}
public void internNullable(@Nullable CharSequence string) {
if (string != null) {
intern(string);
}
}
@Override public int getItemIndex(@Nonnull StringReference key) {
Integer index = internedItems.get(key.toString());
if (index == null) {
throw new ExceptionWithContext("Item not found.: %s", key.toString());
}
return index;
}
@Override public boolean hasJumboIndexes() {
return internedItems.size() > 65536;
}
}
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