GetQuote1


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.jaxrpc;
18  
19  import org.apache.axis.encoding.XMLType;
20  import org.apache.axis.utils.Options;
21  
22  import javax.xml.namespace.QName  ;
23  import javax.xml.rpc.Call  ;
24  import javax.xml.rpc.ParameterMode  ;
25  import javax.xml.rpc.Service  ;
26  import javax.xml.rpc.ServiceFactory  ;
27  import java.net.URL  ;
28  
29  /**
30   * This version of the ever so popular GetQuote is a near-duplicate of
31   * the GetQuote1 method in samples/stock which shows how to use the AXIS
32   * client APIs with and without WSDL.  This version is strictly JAX-RPC
33   * compliant.  It uses no AXIS enhancements.
34   *
35   * This sample supports the use of the standard options too (-p ...)
36   *
37   * @author Russell Butek (butek@us.ibm.com)
38   */
39  public class GetQuote1 {
40      public  String   symbol;
41  
42      /**
43       * This will use the WSDL to prefill all of the info needed to make
44       * the call.  All that's left is filling in the args to invoke().
45       */
46      public float getQuote1(String   args[]) throws Exception   {
47          Options opts = new Options(args);
48  
49          args = opts.getRemainingArgs();
50  
51          if (args == null) {
52              System.err.println("Usage: GetQuote <symbol>");
53              System.exit(1);
54          }
55  
56          /* Define the service QName and port QName */
57          /*******************************************/
58          QName   servQN = new QName  ("urn:xmltoday-delayed-quotes",
59                  "GetQuoteService");
60          QName   portQN = new QName  ("urn:xmltoday-delayed-quotes", "GetQuote");
61  
62          /* Now use those QNames as pointers into the WSDL doc */
63          /******************************************************/
64          Service   service = ServiceFactory.newInstance().createService(
65                  new URL  ("file:samples/stock/GetQuote.wsdl"), servQN);
66          Call   call = service.createCall(portQN, "getQuote");
67  
68          /* Strange - but allows the user to change just certain portions of */
69          /* the URL we're gonna use to invoke the service.  Useful when you  */
70          /* want to run it thru tcpmon (ie. put  -p81 on the cmd line).      */
71          /********************************************************************/
72          opts.setDefaultURL(call.getTargetEndpointAddress());
73          call.setTargetEndpointAddress(opts.getURL());
74  
75          /* Define some service specific properties */
76          /*******************************************/
77          call.setProperty(Call.USERNAME_PROPERTY, opts.getUser());
78          call.setProperty(Call.PASSWORD_PROPERTY, opts.getPassword());
79  
80          /* Get symbol and invoke the service */
81          /*************************************/
82          Object   result = call.invoke(new Object  [] {symbol = args[0]});
83  
84          return ((Float  ) result).floatValue();
85      } // getQuote1
86  
87      /**
88       * This will do everything manually (ie. no WSDL).
89       */
90      public float getQuote2(String   args[]) throws Exception   {
91          Options opts = new Options(args);
92  
93          args = opts.getRemainingArgs();
94  
95          if (args == null) {
96              System.err.println("Usage: GetQuote <symbol>");
97              System.exit(1);
98          }
99  
100         /* Create default/empty Service and Call object */
101         /************************************************/
102         Service   service = ServiceFactory.newInstance().createService(null);
103         Call   call = service.createCall();
104 
105         /* Strange - but allows the user to change just certain portions of */
106         /* the URL we're gonna use to invoke the service.  Useful when you  */
107         /* want to run it thru tcpmon (ie. put  -p81 on the cmd line).      */
108         /********************************************************************/
109         opts.setDefaultURL("http://localhost:8080/axis/servlet/AxisServlet");
110 
111         /* Set all of the stuff that would normally come from WSDL */
112         /***********************************************************/
113         call.setTargetEndpointAddress(opts.getURL());
114         call.setProperty(Call.SOAPACTION_USE_PROPERTY, Boolean.TRUE);
115         call.setProperty(Call.SOAPACTION_URI_PROPERTY, "getQuote");
116         call.setProperty(Call.ENCODINGSTYLE_URI_PROPERTY,
117                 "http://schemas.xmlsoap.org/soap/encoding/");
118         call.setOperationName(new QName  ("urn:xmltoday-delayed-quotes", "getQuote"));
119         call.addParameter("symbol", XMLType.XSD_STRING, ParameterMode.IN);
120         call.setReturnType(XMLType.XSD_FLOAT);
121 
122         /* Define some service specific properties */
123         /*******************************************/
124         call.setProperty(Call.USERNAME_PROPERTY, opts.getUser());
125         call.setProperty(Call.PASSWORD_PROPERTY, opts.getPassword());
126 
127         /* Get symbol and invoke the service */
128         /*************************************/
129         Object   result = call.invoke(new Object  [] {symbol = args[0]});
130 
131         return ((Float  ) result).floatValue();
132     } // getQuote2
133 
134     /**
135      * This method does the same thing that getQuote1 does, but in
136      * addition it reuses the Call object to make another call.
137      */
138     public float getQuote3(String   args[]) throws Exception   {
139         Options opts = new Options(args);
140 
141         args = opts.getRemainingArgs();
142 
143         if (args == null) {
144             System.err.println("Usage: GetQuote <symbol>");
145             System.exit(1);
146         }
147 
148         /* Define the service QName and port QName */
149         /*******************************************/
150         QName   servQN = new QName  ("urn:xmltoday-delayed-quotes",
151                 "GetQuoteService");
152         QName   portQN = new QName  ("urn:xmltoday-delayed-quotes", "GetQuote");
153 
154         /* Now use those QNames as pointers into the WSDL doc */
155         /******************************************************/
156         Service   service = ServiceFactory.newInstance().createService(
157                 new URL  ("file:samples/stock/GetQuote.wsdl"), servQN);
158         Call   call = service.createCall(portQN, "getQuote");
159 
160         /* Strange - but allows the user to change just certain portions of */
161         /* the URL we're gonna use to invoke the service.  Useful when you  */
162         /* want to run it thru tcpmon (ie. put  -p81 on the cmd line).      */
163         /********************************************************************/
164         opts.setDefaultURL(call.getTargetEndpointAddress());
165         call.setTargetEndpointAddress(opts.getURL());
166 
167         /* Define some service specific properties */
168         /*******************************************/
169         call.setProperty(Call.USERNAME_PROPERTY, opts.getUser());
170         call.setProperty(Call.PASSWORD_PROPERTY, opts.getPassword());
171 
172         /* Get symbol and invoke the service */
173         /*************************************/
174         Object   result = call.invoke(new Object  [] {symbol = args[0]});
175 
176         /* Reuse the Call object for a different call */
177         /**********************************************/
178         call.setOperationName(new QName  ("urn:xmltoday-delayed-quotes", "test"));
179         call.removeAllParameters();
180         call.setReturnType(XMLType.XSD_STRING);
181 
182         System.out.println(call.invoke(new Object  []{}));
183         return ((Float  ) result).floatValue();
184     } // getQuote3
185 
186     public static void main(String   args[]) throws Exception   {
187         String      save_args[] = new String  [args.length];
188         float     val;
189         GetQuote1 gq = new GetQuote1();
190 
191         /* Call the getQuote() that uses the WDSL */
192         /******************************************/
193         System.out.println("Using WSDL");
194         System.arraycopy(args, 0, save_args, 0, args.length);
195         val = gq.getQuote1(args);
196         System.out.println(gq.symbol + ": " + val);
197 
198         /* Call the getQuote() that does it all manually */
199         /*************************************************/
200         System.out.println("Manually");
201         System.arraycopy(save_args, 0, args, 0, args.length);
202         val = gq.getQuote2(args);
203         System.out.println(gq.symbol + ": " + val);
204 
205         /* Call the getQuote() that uses Axis's generated WSDL */
206         /*******************************************************/
207         System.out.println("WSDL + Reuse Call");
208         System.arraycopy(save_args, 0, args, 0, args.length);
209         val = gq.getQuote3(args);
210         System.out.println(gq.symbol + ": " + val);
211     } // main
212 }
213
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