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