| /* |
| * 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.clerezza.platform.xhtml2html; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import javax.servlet.ServletOutputStream; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Triggers the CONTENT-LENGTH header to be set in the wrapped response when the |
| * first bytes are written to the |
| * <code>WritableByteChannel</code> and the content (to be written to the |
| * channel) will not to be converted from xhtml to html. |
| * |
| * @author mir |
| */ |
| class ContentLengthSettingOutputStream extends ServletOutputStream { |
| |
| final static private Logger logger = LoggerFactory.getLogger(ContentLengthSettingOutputStream.class); |
| private WrappedResponse wrappedResponse; |
| private OutputStream base; |
| private boolean contetLengthIsSet = false; |
| int charCount = 0; |
| |
| ContentLengthSettingOutputStream(OutputStream base, |
| WrappedResponse wrappedResponse) { |
| this.base = base; |
| this.wrappedResponse = wrappedResponse; |
| } |
| |
| @Override |
| public void write(int b) throws IOException { |
| if (!contetLengthIsSet) { |
| wrappedResponse.setContentLengthIfNoConversion(); |
| contetLengthIsSet = true; |
| } |
| base.write(b); |
| } |
| /** |
| * This does was the abstract superclass would be expected to do |
| */ |
| @Override |
| public void write(byte b[]) throws IOException { |
| write(b, 0, b.length); |
| } |
| |
| /** |
| * This does was the abstract superclass would be expected to do |
| */ |
| @Override |
| public void write(byte b[], int off, int len) throws IOException { |
| for (int i = off; i < (off + len); i++) { |
| write(b[i]); |
| } |
| } |
| |
| @Override |
| public void flush() throws IOException { |
| super.flush(); |
| } |
| |
| @Override |
| public void close() throws IOException { |
| super.close(); |
| } |
| |
| |
| } |