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Java > Open Source Codes > com > caucho > ejb > gen > StatelessCreateMethod


1 /*
2  * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
3  *
4  * This file is part of Resin(R) Open Source
5  *
6  * Each copy or derived work must preserve the copyright notice and this
7  * notice unmodified.
8  *
9  * Resin Open Source is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * Resin Open Source is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17  * of NON-INFRINGEMENT. See the GNU General Public License for more
18  * details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with Resin Open Source; if not, write to the
22  *
23  * Free Software Foundation, Inc.
24  * 59 Temple Place, Suite 330
25  * Boston, MA 02111-1307 USA
26  *
27  * @author Scott Ferguson
28  */
29
30 package com.caucho.ejb.gen;
31
32 import com.caucho.bytecode.JClass;
33 import com.caucho.bytecode.JMethod;
34 import com.caucho.java.JavaWriter;
35 import com.caucho.java.gen.BaseMethod;
36 import com.caucho.util.L10N;
37
38 import java.io.IOException JavaDoc;
39
40 /**
41  * Generates the skeleton for the create method.
42  */
43 public class StatelessCreateMethod extends BaseMethod {
44   private static final L10N L = new L10N(StatelessCreateMethod.class);
45
46   private JMethod _method;
47   private String JavaDoc _contextClassName;
48   private String JavaDoc _prefix;
49   
50   public StatelessCreateMethod(JMethod method,
51                    String JavaDoc contextClassName,
52                    String JavaDoc prefix)
53   {
54     super(method);
55
56     _method = method;
57     _contextClassName = contextClassName;
58     _prefix = prefix;
59   }
60
61   /**
62    * Gets the parameter types
63    */
64   public JClass []getParameterTypes()
65   {
66     return _method.getParameterTypes();
67   }
68
69   /**
70    * Gets the return type.
71    */
72   public JClass getReturnType()
73   {
74     return _method.getReturnType();
75   }
76
77   /**
78    * Prints the create method
79    *
80    * @param method the create method
81    */
82   public void generateCall(JavaWriter out, String JavaDoc []args)
83     throws IOException JavaDoc
84   {
85     out.println(_contextClassName + " cxt = _context;");
86     
87     out.println();
88
89     JClass retType = getReturnType();
90     if ("RemoteHome".equals(_prefix))
91       out.println("return (" + retType.getName() + ") cxt.getEJBObject();");
92     else if ("LocalHome".equals(_prefix))
93       out.println("return (" + retType.getName() + ") cxt.getEJBLocalObject();");
94     else
95       throw new IOException JavaDoc(L.l("trying to create unknown type {0}",
96                 _prefix));
97   }
98 }
99
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