org.springframework.http.client.SimpleClientHttpRequest Maven / Gradle / Ivy
/*
* Copyright 2002-2011 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.HttpURLConnection;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.List;
import java.util.Map;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.util.FileCopyUtils;
/**
* {@link ClientHttpRequest} implementation that uses standard J2SE facilities to execute requests.
* Created via the {@link SimpleClientHttpRequestFactory}.
*
* @author Arjen Poutsma
* @since 3.0
* @see SimpleClientHttpRequestFactory#createRequest(java.net.URI, HttpMethod)
*/
final class SimpleClientHttpRequest extends AbstractClientHttpRequest {
private final HttpURLConnection connection;
SimpleClientHttpRequest(HttpURLConnection connection) {
this.connection = connection;
}
public HttpMethod getMethod() {
return HttpMethod.valueOf(this.connection.getRequestMethod());
}
public URI getURI() {
try {
return this.connection.getURL().toURI();
}
catch (URISyntaxException ex) {
throw new IllegalStateException("Could not get HttpURLConnection URI: " + ex.getMessage(), ex);
}
}
@Override
protected ClientHttpResponse executeInternal(HttpHeaders headers, byte[] bufferedOutput) throws IOException {
for (Map.Entry> entry : headers.entrySet()) {
String headerName = entry.getKey();
for (String headerValue : entry.getValue()) {
this.connection.addRequestProperty(headerName, headerValue);
}
}
if (this.connection.getDoOutput()) {
this.connection.setFixedLengthStreamingMode(bufferedOutput.length);
}
this.connection.connect();
if (this.connection.getDoOutput()) {
FileCopyUtils.copy(bufferedOutput, this.connection.getOutputStream());
}
return new SimpleClientHttpResponse(this.connection);
}
}