| /* |
| * 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.myfaces.view; |
| |
| import java.io.IOException; |
| import java.io.Writer; |
| |
| /** |
| * Delegates the standard Writer-methods (append, close, flush, write) |
| * to the given Writer, if the ResponseSwitch is enabled |
| */ |
| class SwitchableWriter extends Writer |
| { |
| Writer _delegate = null; |
| ResponseSwitch _responseSwitch = null; |
| |
| public SwitchableWriter(Writer delegate, ResponseSwitch responseSwitch) |
| { |
| _delegate = delegate; |
| _responseSwitch = responseSwitch; |
| } |
| |
| @Override |
| public void write(String s, int start, int end) throws IOException |
| { |
| if (_responseSwitch.isEnabled()) |
| { |
| _delegate.write(s, start, end); |
| } |
| } |
| |
| @Override |
| public void write(String s) throws IOException |
| { |
| if (_responseSwitch.isEnabled()) |
| { |
| _delegate.write(s); |
| } |
| } |
| |
| @Override |
| public void write(char[] c, int start, int end) throws IOException |
| { |
| if (_responseSwitch.isEnabled()) |
| { |
| _delegate.write(c, start, end); |
| } |
| } |
| |
| @Override |
| public void write(char[] c) throws IOException |
| { |
| if (_responseSwitch.isEnabled()) |
| { |
| _delegate.write(c); |
| } |
| } |
| |
| @Override |
| public void write(int i) throws IOException |
| { |
| if (_responseSwitch.isEnabled()) |
| { |
| _delegate.write(i); |
| } |
| } |
| |
| @Override |
| public void flush() throws IOException |
| { |
| if (_responseSwitch.isEnabled()) |
| { |
| _delegate.flush(); |
| } |
| } |
| |
| @Override |
| public void close() throws IOException |
| { |
| if (_responseSwitch.isEnabled()) |
| { |
| _delegate.close(); |
| } |
| } |
| |
| @Override |
| public Writer append(char c) throws IOException |
| { |
| if (_responseSwitch.isEnabled()) |
| { |
| return _delegate.append(c); |
| } |
| return this; |
| } |
| |
| @Override |
| public Writer append(CharSequence csq, int start, int end) throws IOException |
| { |
| if (_responseSwitch.isEnabled()) |
| { |
| return _delegate.append(csq, start, end); |
| } |
| return this; |
| } |
| |
| @Override |
| public Writer append(CharSequence csq) throws IOException |
| { |
| if (_responseSwitch.isEnabled()) |
| { |
| return _delegate.append(csq); |
| } |
| return this; |
| } |
| } |