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


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  * Free SoftwareFoundation, Inc.
23  * 59 Temple Place, Suite 330
24  * Boston, MA 02111-1307 USA
25  *
26  * @author Scott Ferguson
27  */
28
29 package com.caucho.ejb.gen;
30
31 import com.caucho.bytecode.JMethod;
32 import com.caucho.java.JavaWriter;
33 import com.caucho.java.gen.BaseMethod;
34 import com.caucho.util.L10N;
35
36 import java.io.IOException JavaDoc;
37
38 /**
39  * Generates the skeleton for the create method.
40  */
41 public class ManyToOneSetter extends BaseMethod {
42   private static final L10N L = new L10N(ManyToOneSetter.class);
43
44   private JMethod _method;
45   private String JavaDoc _implClassName;
46   
47   public ManyToOneSetter(JMethod method,
48              String JavaDoc implClassName)
49   {
50     super(method);
51
52     _method = method;
53     _implClassName = implClassName;
54   }
55
56   /**
57    * Prints the create method
58    *
59    * @param method the create method
60    */
61   public void generateCall(JavaWriter out, String JavaDoc []args)
62     throws IOException JavaDoc
63   {
64     out.println("com.caucho.ejb.xa.TransactionContext xa = _xaManager.beginRequired();");
65     out.println();
66
67     out.println("try {");
68     out.println(" Bean ptr = _context._ejb_begin(xa, false, true);");
69
70     String JavaDoc methodName = _method.getName();
71
72     out.println(" if (" + args[0] + " != null) {");
73     out.println(" ptr._amber_" + methodName + "(" + args[0] + ".getId());");
74     out.println(" } else {");
75     out.println(" ptr._amber_" + methodName + "(null);");
76     out.println(" }");
77     
78     out.println("} finally {");
79     out.println(" xa.commit();");
80     out.println("}");
81   }
82 }
83
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