| /* |
| * 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.cocoon.portal.pluto.servlet; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.io.OutputStreamWriter; |
| import java.io.PrintWriter; |
| import java.io.UnsupportedEncodingException; |
| import java.util.Locale; |
| |
| import javax.servlet.ServletOutputStream; |
| import javax.servlet.http.HttpServletResponse; |
| import javax.servlet.http.HttpServletResponseWrapper; |
| |
| /** |
| * Our response wrapper |
| * |
| * @author <a href="mailto:cziegeler@apache.org">Carsten Ziegeler</a> |
| * @version CVS $Id$ |
| */ |
| public class ServletResponseImpl extends HttpServletResponseWrapper { |
| |
| protected MyOutputStream stream; |
| protected PrintWriter writer; |
| |
| protected boolean committed = false; |
| protected int bufferSize = 1024; |
| |
| protected String redirectURL; |
| |
| protected String encoding = "ISO-8859-1"; |
| |
| public ServletResponseImpl(HttpServletResponse response) { |
| super(response); |
| this.stream = new MyOutputStream(); |
| } |
| |
| /** |
| * Return the content of the portlet |
| */ |
| public String getContent() { |
| if ( this.writer != null ) { |
| this.writer.flush(); |
| } |
| try { |
| this.stream.flush(); |
| } catch (IOException ignore) { |
| // just ignore it |
| } |
| String value; |
| try { |
| value = this.stream.stream.toString(this.encoding); |
| } catch (UnsupportedEncodingException uee) { |
| value = new String(this.stream.stream.toByteArray()); |
| } |
| this.stream = new MyOutputStream(); |
| this.writer = null; |
| return value; |
| } |
| |
| /** |
| * Get redirect url |
| */ |
| public String getRedirectURL() { |
| return this.redirectURL; |
| } |
| |
| /** |
| * @see java.lang.Object#toString() |
| */ |
| public String toString() { |
| return this.getContent(); |
| } |
| |
| /** |
| * @see javax.servlet.http.HttpServletResponse#sendError(int, String) |
| */ |
| public void sendError(int arg0, String arg1) throws IOException { |
| //this.response.sendError(arg0, arg1); |
| } |
| |
| /** |
| * @see javax.servlet.http.HttpServletResponse#sendError(int) |
| */ |
| public void sendError(int arg0) throws IOException { |
| //this.response.sendError(arg0); |
| } |
| |
| /** |
| * @see javax.servlet.http.HttpServletResponse#sendRedirect(java.lang.String) |
| */ |
| public void sendRedirect(String arg0) throws IOException { |
| this.redirectURL = arg0; |
| } |
| |
| /** |
| * @see javax.servlet.http.HttpServletResponse#setStatus(int, String) |
| */ |
| public void setStatus(int arg0, String arg1) { |
| //this.response.setStatus(arg0, arg1); |
| } |
| |
| /** |
| * @see javax.servlet.http.HttpServletResponse#setStatus(int) |
| */ |
| public void setStatus(int arg0) { |
| //this.response.setStatus(arg0); |
| } |
| |
| /** |
| * @see javax.servlet.ServletResponse#flushBuffer() |
| */ |
| public void flushBuffer() throws IOException { |
| this.committed = true; |
| } |
| |
| /** |
| * @see javax.servlet.ServletResponse#getBufferSize() |
| */ |
| public int getBufferSize() { |
| return this.bufferSize = 1024; |
| } |
| |
| /** |
| * @see javax.servlet.ServletResponse#getOutputStream() |
| */ |
| public ServletOutputStream getOutputStream() throws IOException { |
| return this.stream; |
| } |
| |
| /** |
| * @see javax.servlet.ServletResponse#getWriter() |
| */ |
| public PrintWriter getWriter() throws IOException { |
| if ( this.writer == null ) { |
| this.writer = new PrintWriter(new OutputStreamWriter(this.stream, this.encoding)); |
| } |
| return this.writer; |
| } |
| |
| /** |
| * @see javax.servlet.ServletResponse#isCommitted() |
| */ |
| public boolean isCommitted() { |
| return this.committed; |
| } |
| |
| /** |
| * @see javax.servlet.ServletResponse#reset() |
| */ |
| public void reset() { |
| if (!this.committed) { |
| this.stream = new MyOutputStream(); |
| } |
| } |
| |
| /** |
| * @see javax.servlet.ServletResponse#setBufferSize(int) |
| */ |
| public void setBufferSize(int arg0) { |
| this.bufferSize = arg0; |
| } |
| |
| /** |
| * @see javax.servlet.ServletResponse#setContentLength(int) |
| */ |
| public void setContentLength(int arg0) { |
| // nothing to do |
| } |
| |
| /** |
| * @see javax.servlet.ServletResponse#setContentType(java.lang.String) |
| */ |
| public void setContentType(String typeInfo) { |
| if ( typeInfo != null ) { |
| int pos = typeInfo.indexOf("charset="); |
| if ( pos != -1 ) { |
| this.encoding = typeInfo.substring(pos + 8); |
| } |
| } |
| } |
| |
| public void setCharacterEncoding(String enc) { |
| this.encoding = enc; |
| } |
| |
| /** |
| * @see javax.servlet.ServletResponse#setLocale(java.util.Locale) |
| */ |
| public void setLocale(Locale locale) { |
| // nothing to do |
| } |
| |
| /** |
| * @see javax.servlet.ServletResponse#resetBuffer() |
| */ |
| public void resetBuffer() { |
| // nothing to do |
| } |
| |
| protected final static class MyOutputStream extends ServletOutputStream { |
| |
| ByteArrayOutputStream stream = new ByteArrayOutputStream(); |
| |
| public MyOutputStream() { |
| // nothing to do |
| } |
| |
| /** |
| * @see java.io.OutputStream#write(int) |
| */ |
| public void write(int b) throws IOException { |
| this.stream.write(b); |
| } |
| |
| /** |
| * @see java.io.OutputStream#flush() |
| */ |
| public void flush() throws IOException { |
| super.flush(); |
| this.stream.flush(); |
| } |
| } |
| } |