/**
*
* Copyright 2005 LogicBlaze, Inc. http://www.logicblaze.com
*
* Licensed 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.servicemix.components.http;
import org.apache.commons.httpclient.HostConfiguration;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpStatus;
import org.apache.commons.httpclient.MultiThreadedHttpConnectionManager;
import org.apache.commons.httpclient.URI;
import org.apache.commons.httpclient.methods.PostMethod;
import org.servicemix.MessageExchangeListener;
import org.servicemix.components.util.TransformComponentSupport;
import javax.jbi.JBIException;
import javax.jbi.messaging.MessageExchange;
import javax.jbi.messaging.MessagingException;
import javax.jbi.messaging.NormalizedMessage;
/**
* Performs HTTP client invocations on a remote HTTP site.
*
* @version $Revision: 796 $
*/
public class HttpInvoker extends TransformComponentSupport implements MessageExchangeListener {
private HttpClientMarshaler marshaler = new HttpClientMarshaler();
private MultiThreadedHttpConnectionManager connectionManager = new MultiThreadedHttpConnectionManager();
private HttpClient httpClient = new HttpClient(connectionManager);
private HostConfiguration hostConfiguration = new HostConfiguration();
private String url;
public void stop() throws JBIException {
super.stop();
connectionManager.shutdown();
}
protected boolean transform(MessageExchange exchange, NormalizedMessage in, NormalizedMessage out) throws MessagingException {
PostMethod method = new PostMethod(url);
try {
marshaler.fromNMS(method, exchange, in);
if (url != null) {
hostConfiguration.setHost(new URI(url, false));
}
int response = httpClient.executeMethod(hostConfiguration, method);
if (response != HttpStatus.SC_OK) {
throw new InvalidStatusResponseException(response);
}
// now lets grab the output and set it on the out message
marshaler.toNMS(out, method);
return true;
}
catch (Exception e) {
throw new MessagingException("Error executing http request", e);
}
finally {
method.releaseConnection();
}
}
public HttpClient getHttpClient() {
return httpClient;
}
public void setHttpClient(HttpClient httpClient) {
this.httpClient = httpClient;
}
public String getUrl() {
return url;
}
public void setUrl(String url) {
this.url = url;
}
}