KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > samples > stock > GetQuote2


1 /*
2  * Copyright 2001-2004 The Apache Software Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16
17 package samples.stock ;
18
19 import org.apache.axis.client.Call;
20 import org.apache.axis.client.Service;
21 import org.apache.axis.utils.Options;
22
23 import javax.xml.namespace.QName JavaDoc;
24 import java.net.URL JavaDoc;
25
26 public class GetQuote2 {
27     public String JavaDoc symbol ;
28     
29     /**
30      * This will use the WSDL to prefill all of the info needed to make
31      * the call. All that's left is filling in the args to invoke().
32      */
33     public float getQuote(String JavaDoc args[]) throws Exception JavaDoc {
34       Options opts = new Options( args );
35
36       args = opts.getRemainingArgs();
37
38       if ( args == null ) {
39         System.err.println( "Usage: GetQuote <symbol>" );
40         System.exit(1);
41       }
42
43       /* Define the service QName and port QName */
44       /*******************************************/
45       QName JavaDoc servQN = new QName JavaDoc("urn:xmltoday-delayed-quotes","GetQuoteService");
46       QName JavaDoc portQN = new QName JavaDoc("urn:xmltoday-delayed-quotes","GetQuoteJava");
47
48       /* Now use those QNames as pointers into the WSDL doc */
49       /******************************************************/
50       Service service = new Service( new URL JavaDoc("file:GetQuote.wsdl"), servQN );
51       Call call = (Call) service.createCall( portQN, "getQuote" );
52
53       /* Strange - but allows the user to change just certain portions of */
54       /* the URL we're gonna use to invoke the service. Useful when you */
55       /* want to run it thru tcpmon (ie. put -p81 on the cmd line). */
56       /********************************************************************/
57       opts.setDefaultURL( call.getTargetEndpointAddress() );
58       call.setTargetEndpointAddress( new URL JavaDoc(opts.getURL()) );
59
60       /* Get symbol and invoke the service */
61       /*************************************/
62       Object JavaDoc result = call.invoke( new Object JavaDoc[] { symbol = args[0] } );
63
64       return( ((Float JavaDoc) result).floatValue() );
65     }
66
67     public static void main(String JavaDoc args[]) {
68       try {
69           String JavaDoc save_args[] = new String JavaDoc[args.length];
70           float val ;
71           GetQuote2 gq = new GetQuote2();
72
73           /* Call the getQuote() that uses the WDSL */
74           /******************************************/
75           System.out.println("Using Java binding in WSDL");
76           System.arraycopy( args, 0, save_args, 0, args.length );
77           val = gq.getQuote( args );
78           System.out.println( gq.symbol + ": " + val );
79       }
80       catch( Exception JavaDoc e ) {
81           e.printStackTrace();
82       }
83     }
84 };
85
Popular Tags