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/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.ddm;
import org.apache.harmony.dalvik.ddmc.ChunkHandler;
import java.nio.ByteBuffer;
/**
* Contains utility methods for chunk serialization and deserialization.
*/
public abstract class DdmHandle extends ChunkHandler {
/**
* Utility function to copy a String out of a ByteBuffer.
*
* This is here because multiple chunk handlers can make use of it,
* and there's nowhere better to put it.
*/
public static String getString(ByteBuffer buf, int len) {
char[] data = new char[len];
for (int i = 0; i < len; i++) {
data[i] = buf.getChar();
}
return new String(data);
}
/**
* Utility function to copy a String into a ByteBuffer.
*/
public static void putString(ByteBuffer buf, String str) {
int len = str.length();
for (int i = 0; i < len; i++) {
buf.putChar(str.charAt(i));
}
}
}
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