01: /*
02: * This file is part of PFIXCORE.
03: *
04: * PFIXCORE is free software; you can redistribute it and/or modify
05: * it under the terms of the GNU Lesser General Public License as published by
06: * the Free Software Foundation; either version 2 of the License, or
07: * (at your option) any later version.
08: *
09: * PFIXCORE is distributed in the hope that it will be useful,
10: * but WITHOUT ANY WARRANTY; without even the implied warranty of
11: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12: * GNU Lesser General Public License for more details.
13: *
14: * You should have received a copy of the GNU Lesser General Public License
15: * along with PFIXCORE; if not, write to the Free Software
16: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17: *
18: */
19:
20: package de.schlund.pfixcore.workflow;
21:
22: import java.util.Iterator;
23:
24: public interface ContextResourceManager {
25:
26: /**
27: * Returns the stored object which implements the interface,
28: * specified by the full qualified classname of the requested interface, or
29: * null, if no object for the interface name is found.
30: *
31: * @param name the classname of the requested interface
32: * @return an object of a class implementing the requested interface, which
33: extends <code>ContextResource</code>
34: */
35: public ContextResource getResource(String name);
36:
37: /**
38: * Returns the ContextResource object which implements the interface
39: * passed as argument (or null if no object found).
40: *
41: * @param clazz the interface class
42: * @return instance of the class implementing the interface
43: */
44: @SuppressWarnings("unchecked")
45: public <T extends ContextResource> T getResource(Class<T> clazz);
46:
47: /**
48: * Returns an iterator for all stored objects.
49: *
50: * @return the <code>Iterator</code>
51: */
52: public Iterator<ContextResource> getResourceIterator();
53:
54: }
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