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Java > Open Source Codes > com > puppycrawl > tools > checkstyle > checks > j2ee > SessionBeanCheck


1 ////////////////////////////////////////////////////////////////////////////////
2 // checkstyle: Checks Java source code for adherence to a set of rules.
3 // Copyright (C) 2001-2005 Oliver Burn
4 //
5 // This library is free software; you can redistribute it and/or
6 // modify it under the terms of the GNU Lesser General Public
7 // License as published by the Free Software Foundation; either
8 // version 2.1 of the License, or (at your option) any later version.
9 //
10 // This library is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 // Lesser General Public License for more details.
14 //
15 // You should have received a copy of the GNU Lesser General Public
16 // License along with this library; if not, write to the Free Software
17 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 ////////////////////////////////////////////////////////////////////////////////
19 package com.puppycrawl.tools.checkstyle.checks.j2ee;
20
21 import com.puppycrawl.tools.checkstyle.api.DetailAST;
22
23 /**
24  * Checks that a SessionBean implementation satisfies SessionBean
25  * requirements. Such as:
26  * <ul>
27  * <li>The class is defined as <code>public</code>.</li>
28  * <li>The class cannot be defined as <code>final</code>.</li>
29  * <li>It implements one or more <code>ejbCreate</code> methods.</li>
30  * <li>It contains a <code>public</code> constructor with no parameters.</li>
31  * <li>It must not define the <code>finalize</code> method.</li>
32  * </ul>
33  * Reference: Enterprise JavaBeansTM Specification,Version 2.0, section 7.10.2.
34  * @author Rick Giles
35  */
36 public class SessionBeanCheck
37     extends AbstractBeanCheck
38 {
39     /**
40      * Constructs a <code>SessionBeanCheck</code>.
41      *
42      */
43     public SessionBeanCheck()
44     {
45         setMethodChecker(new SessionBeanMethodChecker(this));
46     }
47
48     /**
49      * {@inheritDoc}
50      */
51     public void visitToken(DetailAST aAST)
52     {
53         if (Utils.hasImplements(aAST, "javax.ejb.SessionBean")) {
54             checkBean(aAST, "Session bean", false);
55             getMethodChecker().checkMethods(aAST);
56         }
57     }
58 }
59
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