Java tutorial
import java.io.IOException; import java.io.Reader; import java.io.Writer; /* * 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. */ public class Main { public static void copyCompletely(Reader input, Writer output) throws IOException { char[] buf = new char[8192]; while (true) { int length = input.read(buf); if (length < 0) break; output.write(buf, 0, length); } try { input.close(); } catch (IOException ignore) { } try { output.close(); } catch (IOException ignore) { } } }