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.pm.assignment.functor;
51:
52: import com.projity.pm.time.HasStartAndEnd;
53:
54: /**
55: * A functor which applies a value at a specific instant.
56: * This functor must be used in conjuction with an InstantIntervalGenerator
57: */
58: public class ValueAtInstant extends AssignmentFieldFunctor {
59: long triggerDate;
60: double constant;
61:
62: public static ValueAtInstant getInstance(long triggerDate,
63: double constant) {
64: return new ValueAtInstant(triggerDate, constant);
65: }
66:
67: /**
68: *
69: */
70: public ValueAtInstant() {
71: super ();
72: }
73:
74: /**
75: * @param workCalendar
76: * @param contourBucketIntervalGenerator
77: */
78: private ValueAtInstant(long triggerDate, double constant) {
79: super (null, null, null);
80: this .triggerDate = triggerDate;
81: this .constant = constant;
82: }
83:
84: /* (non-Javadoc)
85: * @see org.apache.commons.collections.Closure#execute(java.lang.Object)
86: */
87: public void execute(Object object) {
88: HasStartAndEnd interval = (HasStartAndEnd) object;
89:
90: if (interval.getStart() == triggerDate
91: && interval.getEnd() == triggerDate) {
92: value = constant;
93: constant = 0.0; // reset so not called twice
94: }
95: }
96:
97: }
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