01: /*
02: The contents of this file are subject to the Common Public Attribution License
03: Version 1.0 (the "License"); you may not use this file except in compliance with
04: the License. You may obtain a copy of the License at
05: http://www.projity.com/license . The License is based on the Mozilla Public
06: License Version 1.1 but Sections 14 and 15 have been added to cover use of
07: software over a computer network and provide for limited attribution for the
08: Original Developer. In addition, Exhibit A has been modified to be consistent
09: with Exhibit B.
10:
11: Software distributed under the License is distributed on an "AS IS" basis,
12: WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the
13: specific language governing rights and limitations under the License. The
14: Original Code is OpenProj. The Original Developer is the Initial Developer and
15: is Projity, Inc. All portions of the code written by Projity are Copyright (c)
16: 2006, 2007. All Rights Reserved. Contributors Projity, Inc.
17:
18: Alternatively, the contents of this file may be used under the terms of the
19: Projity End-User License Agreeement (the Projity License), in which case the
20: provisions of the Projity License are applicable instead of those above. If you
21: wish to allow use of your version of this file only under the terms of the
22: Projity License and not to allow others to use your version of this file under
23: the CPAL, indicate your decision by deleting the provisions above and replace
24: them with the notice and other provisions required by the Projity License. If
25: you do not delete the provisions above, a recipient may use your version of this
26: file under either the CPAL or the Projity License.
27:
28: [NOTE: The text of this license may differ slightly from the text of the notices
29: in Exhibits A and B of the license at http://www.projity.com/license. You should
30: use the latest text at http://www.projity.com/license for your modifications.
31: You may not remove this license text from the source files.]
32:
33: Attribution Information: Attribution Copyright Notice: Copyright © 2006, 2007
34: Projity, Inc. Attribution Phrase (not exceeding 10 words): Powered by OpenProj,
35: an open source solution from Projity. Attribution URL: http://www.projity.com
36: Graphic Image as provided in the Covered Code as file: openproj_logo.png with
37: alternatives listed on http://www.projity.com/logo
38:
39: Display of Attribution Information is required in Larger Works which are defined
40: in the CPAL as a work which combines Covered Code or portions thereof with code
41: not governed by the terms of the CPAL. However, in addition to the other notice
42: obligations, all copies of the Covered Code in Executable and Source Code form
43: distributed must, as a form of attribution of the original author, include on
44: each user interface screen the "OpenProj" logo visible to all users. The
45: OpenProj logo should be located horizontally aligned with the menu bar and left
46: justified on the top left of the screen adjacent to the File menu. The logo
47: must be at least 100 x 25 pixels. When users click on the "OpenProj" logo it
48: must direct them back to http://www.projity.com.
49: */
50: package com.projity.functor;
51:
52: import java.util.Collection;
53: import java.util.Iterator;
54:
55: import org.apache.commons.collections.Closure;
56: import org.apache.commons.collections.Predicate;
57:
58: /**
59: *
60: */
61: public abstract class CollectionVisitor extends ClosureVisitor {
62: /**
63: *
64: */
65: public CollectionVisitor(Closure visitor, Predicate filter) {
66: super (visitor, filter);
67: }
68:
69: public CollectionVisitor(Closure visitor) {
70: super (visitor);
71: }
72:
73: protected abstract Collection getCollection(Object arg0);
74:
75: /* (non-Javadoc)
76: * @see org.apache.commons.collections.Closure#execute(java.lang.Object)
77: */
78: public final void execute(Object arg0) {
79: Iterator i = getCollection(arg0).iterator();
80: Object current;
81: while (i.hasNext()) {
82: current = i.next();
83: if (filter.evaluate(current))
84: visitor.execute(current);
85: }
86: // not doing this because added filter CollectionUtils.forAllDo(getCollection(arg0),visitor);
87: }
88:
89: }
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