KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > bsf > remoting > http > HttpServiceRequest


1 /**
2  *Copyright (c) 2002 Bright Side Factory. All rights
3  * reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * 1. Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  *
12  * 2. Redistributions in binary form must reproduce the above copyright
13  * notice, this list of conditions and the following disclaimer in
14  * the documentation and/or other materials provided with the
15  * distribution.
16  *
17  * 3. The end-user documentation included with the redistribution,
18  * if any, must include the following acknowledgment:
19  * "This product includes software developed by the
20  * Bright Side Factory (http://www.bs-factory.org/)."
21  * Alternately, this acknowledgment may appear in the software itself,
22  * if and wherever such third-party acknowledgments normally appear.
23  *
24  * 4. The names "Bright Side", "BS Factory" and "Bright Side Factory" must
25  * not be used to endorse or promote products derived from this
26  * software without prior written permission. For written
27  * permission, please contact info@bs-factory.org.
28  *
29  * 5. Products derived from this software may not be called "Bright Side",
30  * nor may "Bright Side" appear in their name, without prior written
31  * permission of the Apache Software Foundation.
32  *
33  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
34  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
35  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
36  * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
37  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
38  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
39  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
40  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
41  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
42  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
43  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
44  * SUCH DAMAGE.
45  * ====================================================================
46  *
47  * This software consists of voluntary contributions made by many
48  * individuals on behalf of the Bright Side Factory. For more
49  * information on the Bright Side Factory, please see
50  * <http://www.bs-factory.org/>.
51  *
52  */
53 package org.bsf.remoting.http;
54
55 import org.bsf.remoting.EJBDefinition;
56 import org.bsf.remoting.http.HttpServiceKey;
57
58 import java.io.Serializable JavaDoc;
59
60
61 /**
62  * This class encapsulates the items of the client request.
63  * The service called can be an EJBDefinition (@see org.bsf.framework.treatment.EJBDefinition)
64  * corresponding to a Stateless EJB or a key to a service (@see org.bsf.framework.client.session.HttpServiceKey)
65  * when the client interacts with a Stateful Bean
66  */
67 public class HttpServiceRequest implements Serializable JavaDoc {
68
69     private EJBDefinition remoteService;
70     private String JavaDoc methodName;
71     private String JavaDoc[] paramTypesName;
72     private Object JavaDoc[] args;
73     private HttpServiceKey keyToStatefullService;
74
75     /**
76      * Constructor when using a stateless service
77      * @param remoteService
78      * @param methodToCall
79      * @param paramTypes
80      * @param args
81      */
82     public HttpServiceRequest(EJBDefinition remoteService, String JavaDoc methodToCall,
83                               Class JavaDoc[] paramTypes, Object JavaDoc[] args) {
84         this.remoteService = remoteService;
85         this.methodName = methodToCall;
86         setParamTypes(paramTypes);
87         this.args = args;
88     }
89
90     /**
91      * Constructor for a statefull service
92      * @param keyToStatefullService
93      * @param methodToCall
94      * @param paramTypes
95      * @param args
96      */
97     public HttpServiceRequest(HttpServiceKey keyToStatefullService, String JavaDoc methodToCall,
98                               Class JavaDoc[] paramTypes, Object JavaDoc[] args) {
99         this.keyToStatefullService = keyToStatefullService;
100         this.methodName = methodToCall;
101         setParamTypes(paramTypes);
102         this.args = args;
103     }
104
105     public boolean isStatefull() {
106         if (keyToStatefullService != null) return true;
107         return false;
108     }
109
110     public boolean isStateless() {
111         if (isStatefull()) return false;
112         return true;
113     }
114
115     public EJBDefinition getRemoteService() {
116         return remoteService;
117     }
118
119     public void setRemoteService(EJBDefinition remoteService) {
120         this.remoteService = remoteService;
121     }
122
123     public String JavaDoc getMethodName() {
124         return methodName;
125     }
126
127     public void setMethodName(String JavaDoc methodName) {
128         this.methodName = methodName;
129     }
130
131     /**
132      * @return The array of params of the invoked method.
133      */
134     public Class JavaDoc[] getParamTypes() {
135         ClassLoader JavaDoc curClassLoader = this.getClass().getClassLoader();
136         Class JavaDoc[] result = new Class JavaDoc[paramTypesName.length];
137         for (int i = 0; i < paramTypesName.length; i++) {
138             String JavaDoc type = paramTypesName[i];
139             Class JavaDoc arg = null;
140             if (type == null)
141                 arg = null;
142             else if (type.equals("int"))
143                 arg = Integer.TYPE;
144             else if (type.equals("boolean"))
145                 arg = Boolean.TYPE;
146             else if (type.equals("float"))
147                 arg = Float.TYPE;
148             else if (type.equals("byte"))
149                 arg = Byte.TYPE;
150             else if (type.equals("short"))
151                 arg = Short.TYPE;
152             else if (type.equals("char"))
153                 arg = Character.TYPE;
154             else if (type.equals("long"))
155                 arg = Long.TYPE;
156             else if (type.equals("double"))
157                 arg = Double.TYPE;
158             else
159                 try {
160                     arg = Class.forName(type);
161                 } catch (ClassNotFoundException JavaDoc e) {
162                     throw new RuntimeException JavaDoc(e.getLocalizedMessage());
163                 }
164             result[i] = arg;
165         }
166         return result;
167     }
168
169     public void setParamTypes(Class JavaDoc[] paramTypes) {
170         paramTypesName = new String JavaDoc[paramTypes.length];
171         for (int i = 0; i < paramTypes.length; i++) {
172             Class JavaDoc type = paramTypes[i];
173             paramTypesName[i] = type.getName();
174         }
175     }
176
177     public Object JavaDoc[] getArgs() {
178         return args;
179     }
180
181     public void setArgs(Object JavaDoc[] args) {
182         this.args = args;
183     }
184
185     public HttpServiceKey getKeyToStatefullService() {
186         return keyToStatefullService;
187     }
188
189     public void setKeyToStatefullService(HttpServiceKey keyToStatefullService) {
190         this.keyToStatefullService = keyToStatefullService;
191     }
192 }
Popular Tags