Java tutorial
//package com.java2s; /* * Copyright (C) 2011 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. */ import android.database.CharArrayBuffer; import com.google.common.annotations.VisibleForTesting; public class Main { @VisibleForTesting public static void copyToCharArrayBuffer(String text, CharArrayBuffer buffer) { if (text != null) { char[] data = buffer.data; if (data == null || data.length < text.length()) { buffer.data = text.toCharArray(); } else { text.getChars(0, text.length(), data, 0); } buffer.sizeCopied = text.length(); } else { buffer.sizeCopied = 0; } } }