| /* |
| * 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.axis2.transport.http.server; |
| |
| import org.apache.axis2.transport.OutTransportInfo; |
| import org.apache.http.Header; |
| import org.apache.http.HeaderIterator; |
| import org.apache.http.HttpException; |
| import org.apache.http.HttpResponse; |
| import org.apache.http.ProtocolVersion; |
| import org.apache.http.entity.BasicHttpEntity; |
| import org.apache.http.params.HttpParams; |
| import org.apache.http.protocol.ExecutionContext; |
| import org.apache.http.protocol.HttpContext; |
| import org.apache.http.protocol.HttpProcessor; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| |
| public class AxisHttpResponseImpl implements AxisHttpResponse, OutTransportInfo { |
| |
| private final HttpResponse response; |
| private final AxisHttpConnection conn; |
| private final HttpProcessor httpproc; |
| private final HttpContext context; |
| |
| private AutoCommitOutputStream outstream; |
| private String contentType; |
| |
| private volatile boolean commited; |
| |
| public AxisHttpResponseImpl( |
| final AxisHttpConnection conn, |
| final HttpResponse response, |
| final HttpProcessor httpproc, |
| final HttpContext context) { |
| super(); |
| if (response == null) { |
| throw new IllegalArgumentException("HTTP response may not be null"); |
| } |
| if (conn == null) { |
| throw new IllegalArgumentException("HTTP connection may not be null"); |
| } |
| if (httpproc == null) { |
| throw new IllegalArgumentException("HTTP processor may not be null"); |
| } |
| if (context == null) { |
| throw new IllegalArgumentException("HTTP context may not be null"); |
| } |
| this.response = response; |
| this.conn = conn; |
| this.httpproc = httpproc; |
| this.context = context; |
| } |
| |
| private void assertNotCommitted() { |
| if (this.commited) { |
| throw new IllegalStateException("Response already committed"); |
| } |
| } |
| |
| public boolean isCommitted() { |
| return this.commited; |
| } |
| |
| public void commit() throws IOException, HttpException { |
| if (this.commited) { |
| return; |
| } |
| this.commited = true; |
| |
| this.context.setAttribute(ExecutionContext.HTTP_CONNECTION, this.conn); |
| this.context.setAttribute(ExecutionContext.HTTP_RESPONSE, this.response); |
| |
| BasicHttpEntity entity = new BasicHttpEntity(); |
| entity.setChunked(true); |
| entity.setContentType(this.contentType); |
| |
| this.response.setEntity(entity); |
| |
| this.httpproc.process(this.response, this.context); |
| this.conn.sendResponse(this.response); |
| } |
| |
| public OutputStream getOutputStream() { |
| if (this.outstream == null) { |
| this.outstream = new AutoCommitOutputStream(); |
| } |
| return this.outstream; |
| } |
| |
| public void sendError(int sc, final String msg) { |
| assertNotCommitted(); |
| ProtocolVersion ver = this.response.getProtocolVersion(); |
| this.response.setStatusLine(ver, sc, msg); |
| } |
| |
| public void sendError(int sc) { |
| assertNotCommitted(); |
| this.response.setStatusCode(sc); |
| } |
| |
| public void setStatus(int sc) { |
| assertNotCommitted(); |
| this.response.setStatusCode(sc); |
| } |
| |
| public void setContentType(final String contentType) { |
| assertNotCommitted(); |
| this.contentType = contentType; |
| } |
| |
| public ProtocolVersion getProtocolVersion() { |
| return this.response.getProtocolVersion(); |
| } |
| |
| public void addHeader(final Header header) { |
| assertNotCommitted(); |
| this.response.addHeader(header); |
| } |
| |
| public void addHeader(final String name, final String value) { |
| assertNotCommitted(); |
| this.response.addHeader(name, value); |
| } |
| |
| public boolean containsHeader(final String name) { |
| return this.response.containsHeader(name); |
| } |
| |
| public Header[] getAllHeaders() { |
| return this.response.getAllHeaders(); |
| } |
| |
| public Header getFirstHeader(final String name) { |
| return this.response.getFirstHeader(name); |
| } |
| |
| public Header[] getHeaders(String name) { |
| return this.response.getHeaders(name); |
| } |
| |
| public Header getLastHeader(final String name) { |
| return this.response.getLastHeader(name); |
| } |
| |
| public HeaderIterator headerIterator() { |
| return this.response.headerIterator(); |
| } |
| |
| public HeaderIterator headerIterator(String name) { |
| return this.response.headerIterator(name); |
| } |
| |
| public void removeHeader(final Header header) { |
| assertNotCommitted(); |
| this.response.removeHeader(header); |
| } |
| |
| public void removeHeaders(final String name) { |
| assertNotCommitted(); |
| this.response.removeHeaders(name); |
| } |
| |
| public void setHeader(final Header header) { |
| assertNotCommitted(); |
| this.response.setHeader(header); |
| } |
| |
| public void setHeader(final String name, final String value) { |
| assertNotCommitted(); |
| this.response.setHeader(name, value); |
| } |
| |
| public void setHeaders(Header[] headers) { |
| assertNotCommitted(); |
| this.response.setHeaders(headers); |
| } |
| |
| public HttpParams getParams() { |
| return this.response.getParams(); |
| } |
| |
| public void setParams(final HttpParams params) { |
| this.response.setParams(params); |
| } |
| |
| class AutoCommitOutputStream extends OutputStream { |
| |
| private OutputStream out; |
| |
| public AutoCommitOutputStream() { |
| super(); |
| } |
| |
| private void ensureCommitted() throws IOException { |
| try { |
| commit(); |
| } catch (HttpException ex) { |
| throw (IOException) new IOException().initCause(ex); |
| } |
| if (this.out == null) { |
| this.out = conn.getOutputStream(); |
| } |
| } |
| |
| public void close() throws IOException { |
| ensureCommitted(); |
| this.out.close(); |
| } |
| |
| public void write(final byte[] b, int off, int len) throws IOException { |
| ensureCommitted(); |
| this.out.write(b, off, len); |
| } |
| |
| public void write(final byte[] b) throws IOException { |
| ensureCommitted(); |
| this.out.write(b); |
| } |
| |
| public void write(int b) throws IOException { |
| ensureCommitted(); |
| this.out.write(b); |
| } |
| |
| public void flush() throws IOException { |
| ensureCommitted(); |
| this.out.flush(); |
| } |
| |
| } |
| |
| } |