Here you can find the source of getBytes(String s)
public static byte[] getBytes(String s)
//package com.java2s; /**//from w w w . j a va 2 s . co m * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You 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 java.io.*; public class Main { public static byte[] getBytes(String s) { return getBytes(s, "UTF-8"); } public static byte[] getBytes(String s, String encoding) { if (s == null) return null; try { return s.getBytes(encoding); } catch (UnsupportedEncodingException e) { return s.getBytes(); } } }