/*
* Copyright 2002-2010 the original author or authors.
*
* 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.springframework.http.client;
import java.io.IOException;
import java.net.URI;
import java.util.List;
import java.util.Map;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpMethodBase;
import org.apache.commons.httpclient.URIException;
import org.apache.commons.httpclient.methods.ByteArrayRequestEntity;
import org.apache.commons.httpclient.methods.EntityEnclosingMethod;
import org.apache.commons.httpclient.methods.RequestEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
/**
* {@link org.springframework.http.client.ClientHttpRequest} implementation that uses
* Apache Commons HttpClient to execute requests.
*
* <p>Created via the {@link CommonsClientHttpRequestFactory}.
*
* @author Arjen Poutsma
* @since 3.0
* @see CommonsClientHttpRequestFactory#createRequest(java.net.URI, HttpMethod)
*/
final class CommonsClientHttpRequest extends AbstractClientHttpRequest {
private final HttpClient httpClient;
private final HttpMethodBase httpMethod;
CommonsClientHttpRequest(HttpClient httpClient, HttpMethodBase httpMethod) {
this.httpClient = httpClient;
this.httpMethod = httpMethod;
}
public HttpMethod getMethod() {
return HttpMethod.valueOf(this.httpMethod.getName());
}
public URI getURI() {
try {
return URI.create(this.httpMethod.getURI().getEscapedURI());
}
catch (URIException ex) {
throw new IllegalStateException("Could not get HttpMethod URI: " + ex.getMessage(), ex);
}
}
@Override
public ClientHttpResponse executeInternal(HttpHeaders headers, byte[] output) throws IOException {
for (Map.Entry<String, List<String>> entry : headers.entrySet()) {
String headerName = entry.getKey();
for (String headerValue : entry.getValue()) {
httpMethod.addRequestHeader(headerName, headerValue);
}
}
if (this.httpMethod instanceof EntityEnclosingMethod) {
EntityEnclosingMethod entityEnclosingMethod = (EntityEnclosingMethod) this.httpMethod;
RequestEntity requestEntity = new ByteArrayRequestEntity(output);
entityEnclosingMethod.setRequestEntity(requestEntity);
}
this.httpClient.executeMethod(this.httpMethod);
return new CommonsClientHttpResponse(this.httpMethod);
}
}
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