| // *************************************************************************************************************************** |
| // * 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. * |
| // *************************************************************************************************************************** |
| package org.apache.juneau.internal; |
| |
| import java.io.*; |
| |
| /** |
| * Wraps an existing {@link Writer} where the {@link #close()} method is a no-op. |
| * |
| * <p> |
| * Useful in cases where you're working with streams that should not be implicitly closed. |
| */ |
| public final class NoCloseWriter extends Writer { |
| |
| private final Writer w; |
| |
| /** |
| * Constructor. |
| * |
| * @param w The writer to wrap. |
| */ |
| public NoCloseWriter(Writer w) { |
| this.w = w; |
| } |
| |
| @Override /* Writer */ |
| public Writer append(char c) throws IOException { |
| return w.append(c); |
| } |
| |
| @Override /* Writer */ |
| public Writer append(CharSequence csq) throws IOException { |
| return w.append(csq); |
| } |
| |
| @Override /* Writer */ |
| public Writer append(CharSequence csq, int start, int end) throws IOException { |
| return w.append(csq, start, end); |
| } |
| |
| @Override /* Writer */ |
| public void close() throws IOException { |
| w.flush(); |
| } |
| |
| @Override /* Writer */ |
| public void flush() throws IOException { |
| w.flush(); |
| } |
| |
| @Override /* Writer */ |
| public void write(char[] cbuf) throws IOException { |
| w.write(cbuf); |
| } |
| |
| @Override /* Writer */ |
| public void write(char[] cbuf, int off, int len) throws IOException { |
| w.write(cbuf, off, len); |
| } |
| |
| @Override /* Writer */ |
| public void write(int c) throws IOException { |
| w.write(c); |
| } |
| |
| @Override /* Writer */ |
| public void write(String str) throws IOException { |
| w.write(str); |
| } |
| |
| @Override /* Writer */ |
| public void write(String str, int off, int len) throws IOException { |
| w.write(str, off, len); |
| } |
| |
| @Override /* Object */ |
| public String toString() { |
| return w.toString(); |
| } |
| } |