/*
* The Apache Software License, Version 1.1
*
*
* Copyright (c) 2000 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "SOAP" and "Apache Software Foundation" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
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*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation and was
* originally based on software copyright (c) 2000, International
* Business Machines, Inc., http://www.apache.org. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
package samples.xmethods;
import java.io.*;
import java.util.*;
import java.net.*;
import org.w3c.dom.*;
import org.xml.sax.*;
import javax.xml.parsers.*;
import org.apache.soap.util.xml.*;
import org.apache.soap.*;
import org.apache.soap.encoding.*;
import org.apache.soap.encoding.soapenc.*;
import org.apache.soap.rpc.*;
import org.apache.soap.transport.http.SOAPHTTPConnection;
/**
* Client to speak to XMethods weather reporting service at
* http://www.xmethods.com/detail.html?id=8
*
* @author Wouter Cloetens (wouter@mind.be)
*/
public class GetTemp {
public static final String DEFAULT_SERVICE_URL =
"http://services.xmethods.net/soap/servlet/rpcrouter";
public static void main(String[] args) throws Exception {
String serviceURL = null;
String proxyHost = null, proxyUserName = null, proxyPassword = null;
int proxyPort = -1;
String zipcode = null;
// parse command line arguments
boolean goodUsage = false;
for (int i = 0; i < args.length; i++) {
if ("-p".equalsIgnoreCase(args[i])) {
goodUsage = false;
if (args.length > i) {
i++;
int pos = args[i].indexOf(':');
if (pos != -1) {
try {
proxyPort =
Integer.parseInt(args[i].substring(pos + 1));
proxyHost = args[i].substring(0, pos);
goodUsage = true;
} catch(NumberFormatException nfe) {
}
}
}
} else if ("-a".equalsIgnoreCase(args[i])) {
goodUsage = false;
if (args.length > i) {
i++;
int pos = args[i].indexOf(':');
if (pos != -1) {
goodUsage = true;
proxyUserName = args[i].substring(0, pos);
proxyPassword = args[i].substring(pos + 1);
} else
break;
} else
break;
} else if ("-u".equalsIgnoreCase(args[i])) {
goodUsage = false;
if (args.length > i && serviceURL == null) {
i++;
serviceURL = args[i];
goodUsage = true;
} else
break;
} else if (zipcode == null) {
goodUsage = true;
zipcode = args[i];
} else {
goodUsage = false;
break;
}
}
if (!goodUsage) {
System.err.println("Usage: java samples.xmethods.GetTemp " +
"[-u service-URL] " +
"[-p <HTTP proxy hostname:port>] " +
"[-a <HTTP proxy username:password>] " +
"zipcode");
System.exit(1);
}
if (serviceURL == null)
serviceURL = DEFAULT_SERVICE_URL;
URL url = new URL(serviceURL);
// create the transport and set parameters
SOAPHTTPConnection st = new SOAPHTTPConnection();
if (proxyHost != null) {
st.setProxyHost(proxyHost);
st.setProxyPort(proxyPort);
if (proxyUserName != null) {
st.setProxyUserName(proxyUserName);
st.setProxyPassword(proxyPassword);
}
}
// build the call.
Call call = new Call();
call.setSOAPTransport(st);
call.setTargetObjectURI("urn:xmethods-Temperature");
call.setMethodName("getTemp");
call.setEncodingStyleURI(Constants.NS_URI_SOAP_ENC);
Vector params = new Vector();
params.addElement(new Parameter("zipcode", String.class,
zipcode, null));
call.setParams(params);
// invoke it
System.err.println("Invoking weather service at: ");
System.err.println("\t" + serviceURL);
Response resp;
try {
// resp = call.invoke(url, null);
/**
* Elaborate work-around. xmethods does not like the "charset"
* modifier on the Content-Type.
* The work-around mostly consists of a manual implementation
* of Call.invoke(), with instead of passing the request envelope
* to the SOAPTransport, manually marshalling it and setting the
* result as the root part of the request SOAPContext, with a
* provided Content-Type "text/xml" instead of the default
* "text/xml; charset=utf-8".
*/
SOAPMappingRegistry smr = call.getSOAPMappingRegistry();
SOAPContext reqCtx = call.getSOAPContext();
DocumentBuilder xdb = XMLParserUtils.getXMLDocBuilder();
Envelope callEnv = call.buildEnvelope();
StringWriter payloadSW = new StringWriter();
callEnv.marshall(payloadSW, smr, reqCtx);
reqCtx.setRootPart(payloadSW.toString(),
Constants.HEADERVAL_CONTENT_TYPE);
st.send(url, "", null, null, smr, reqCtx);
SOAPContext respCtx = st.getResponseSOAPContext();
String payloadStr = Call.getEnvelopeString(st);
Document respDoc =
xdb.parse(new InputSource(new StringReader(payloadStr)));
Element payload = null;
if (respDoc != null)
{
payload = respDoc.getDocumentElement();
}
else
{
throw new SOAPException (Constants.FAULT_CODE_CLIENT,
"Parsing error, response was:\n" + payloadStr);
}
Envelope respEnv = Envelope.unmarshall(payload, respCtx);
resp = Response.extractFromEnvelope(respEnv, smr, respCtx);
/**
* End of work-around.
*/
} catch(SOAPException e) {
System.err.println("Caught SOAPException (" +
e.getFaultCode () + "): " +
e.getMessage ());
return;
}
// check response
if (!resp.generatedFault()) {
Parameter ret = resp.getReturnValue();
Object value = ret.getValue();
System.out.println("The temperature is " + value +
" degrees Fahrenheit.");
} else {
Fault fault = resp.getFault();
System.err.println("Generated fault: " + fault);
}
}
}