| /* |
| * 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)); |
| } |
| } |
| |
| } |