01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * published by the Free Software Foundation; either version 2.1 of
10: * the License, or (at your option) any later version.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this software; if not, write to the Free
19: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21: */
22: package javax.ejb;
23:
24: /**
25: * <P>The EJBMetaData interface allows a client to obtain the enterprise
26: * Bean's meta-data information. </P>
27: *
28: * <P>The meta-data is intended for development tools used for building
29: * applications that use deployed enterprise Beans, and for clients using
30: * a scripting language to access the enterprise Bean. </P>
31: *
32: * <P>Note that the EJBMetaData is not a remote interface. The class that
33: * implements this interface (this class is typically generated by container
34: * tools) must be serializable, and must be a valid RMI/IDL value type. </P>
35: */
36: public interface EJBMetaData {
37:
38: /**
39: * Obtains the home interface of the enterprise Bean.
40: *
41: * @return The home interface of the enterprise Bean.
42: */
43: public EJBHome getEJBHome();
44:
45: /**
46: * Obtains the Class object for the enterprise Bean's home interface.
47: *
48: * @return The class object for the enterprise Bean's home interface.
49: */
50: public Class getHomeInterfaceClass();
51:
52: /**
53: * Obtains the Class object for the enterprise Bean's remote interface.
54: *
55: * @return The class object for the enterprise Bean's remote interface.
56: */
57: public Class getRemoteInterfaceClass();
58:
59: /**
60: * Obtains the Class object for the enterprise Bean's primary key class.
61: *
62: * @return The class object for the enterprise Bean's primary key class.
63: */
64: public Class getPrimaryKeyClass();
65:
66: /**
67: * Tests if the type of the enterprise Bean is "session".
68: *
69: * @return True if the type of the enterprise Bean is session bean.
70: */
71: public boolean isSession();
72:
73: /**
74: * Tests if the type of the enterprise Bean is "stateless session".
75: *
76: * @return True if the type of the enterprise Bean is stateless session.
77: */
78: public boolean isStatelessSession();
79: }
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