org.apache.xmlrpc.client.XmlRpcSunHttpTransport Maven / Gradle / Ivy
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* 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.xmlrpc.client;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
import org.apache.xmlrpc.XmlRpcException;
import org.apache.xmlrpc.XmlRpcRequest;
import org.apache.xmlrpc.common.XmlRpcStreamRequestConfig;
import org.apache.xmlrpc.util.HttpUtil;
import org.xml.sax.SAXException;
/** Default implementation of an HTTP transport, based on the
* {@link java.net.HttpURLConnection} class.
*/
public class XmlRpcSunHttpTransport extends XmlRpcHttpTransport {
private static final String userAgent = USER_AGENT + " (Sun HTTP Transport)";
private URLConnection conn;
/** Creates a new instance.
* @param pClient The client controlling this instance.
*/
public XmlRpcSunHttpTransport(XmlRpcClient pClient) {
super(pClient, userAgent);
}
protected URLConnection newURLConnection(URL pURL) throws IOException {
return pURL.openConnection();
}
/**
* For use by subclasses.
* @return the URL connection
*/
protected URLConnection getURLConnection() {
return conn;
}
public Object sendRequest(XmlRpcRequest pRequest) throws XmlRpcException {
XmlRpcHttpClientConfig config = (XmlRpcHttpClientConfig) pRequest.getConfig();
try {
final URLConnection c = conn = newURLConnection(config.getServerURL());
c.setUseCaches(false);
c.setDoInput(true);
c.setDoOutput(true);
} catch (IOException e) {
throw new XmlRpcException("Failed to create URLConnection: " + e.getMessage(), e);
}
return super.sendRequest(pRequest);
}
protected void setRequestHeader(String pHeader, String pValue) {
getURLConnection().setRequestProperty(pHeader, pValue);
}
protected void close() throws XmlRpcClientException {
final URLConnection c = getURLConnection();
if (c instanceof HttpURLConnection) {
((HttpURLConnection) c).disconnect();
}
}
protected boolean isResponseGzipCompressed(XmlRpcStreamRequestConfig pConfig) {
return HttpUtil.isUsingGzipEncoding(getURLConnection().getHeaderField("Content-Encoding"));
}
protected InputStream getInputStream() throws XmlRpcException {
try {
URLConnection connection = getURLConnection();
if ( connection instanceof HttpURLConnection ) {
HttpURLConnection httpConnection = (HttpURLConnection) connection;
int responseCode = httpConnection.getResponseCode();
if (responseCode < 200 || responseCode > 299) {
throw new XmlRpcHttpTransportException(responseCode, httpConnection.getResponseMessage());
}
}
return connection.getInputStream();
} catch (IOException e) {
throw new XmlRpcException("Failed to create input stream: " + e.getMessage(), e);
}
}
protected void writeRequest(ReqWriter pWriter) throws IOException, XmlRpcException, SAXException {
pWriter.write(getURLConnection().getOutputStream());
}
}
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