001: /*
002: The contents of this file are subject to the Common Public Attribution License
003: Version 1.0 (the "License"); you may not use this file except in compliance with
004: the License. You may obtain a copy of the License at
005: http://www.projity.com/license . The License is based on the Mozilla Public
006: License Version 1.1 but Sections 14 and 15 have been added to cover use of
007: software over a computer network and provide for limited attribution for the
008: Original Developer. In addition, Exhibit A has been modified to be consistent
009: with Exhibit B.
010:
011: Software distributed under the License is distributed on an "AS IS" basis,
012: WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the
013: specific language governing rights and limitations under the License. The
014: Original Code is OpenProj. The Original Developer is the Initial Developer and
015: is Projity, Inc. All portions of the code written by Projity are Copyright (c)
016: 2006, 2007. All Rights Reserved. Contributors Projity, Inc.
017:
018: Alternatively, the contents of this file may be used under the terms of the
019: Projity End-User License Agreeement (the Projity License), in which case the
020: provisions of the Projity License are applicable instead of those above. If you
021: wish to allow use of your version of this file only under the terms of the
022: Projity License and not to allow others to use your version of this file under
023: the CPAL, indicate your decision by deleting the provisions above and replace
024: them with the notice and other provisions required by the Projity License. If
025: you do not delete the provisions above, a recipient may use your version of this
026: file under either the CPAL or the Projity License.
027:
028: [NOTE: The text of this license may differ slightly from the text of the notices
029: in Exhibits A and B of the license at http://www.projity.com/license. You should
030: use the latest text at http://www.projity.com/license for your modifications.
031: You may not remove this license text from the source files.]
032:
033: Attribution Information: Attribution Copyright Notice: Copyright © 2006, 2007
034: Projity, Inc. Attribution Phrase (not exceeding 10 words): Powered by OpenProj,
035: an open source solution from Projity. Attribution URL: http://www.projity.com
036: Graphic Image as provided in the Covered Code as file: openproj_logo.png with
037: alternatives listed on http://www.projity.com/logo
038:
039: Display of Attribution Information is required in Larger Works which are defined
040: in the CPAL as a work which combines Covered Code or portions thereof with code
041: not governed by the terms of the CPAL. However, in addition to the other notice
042: obligations, all copies of the Covered Code in Executable and Source Code form
043: distributed must, as a form of attribution of the original author, include on
044: each user interface screen the "OpenProj" logo visible to all users. The
045: OpenProj logo should be located horizontally aligned with the menu bar and left
046: justified on the top left of the screen adjacent to the File menu. The logo
047: must be at least 100 x 25 pixels. When users click on the "OpenProj" logo it
048: must direct them back to http://www.projity.com.
049: */
050: package com.projity.pm.scheduling;
051:
052: import javax.swing.undo.UndoableEdit;
053: import javax.swing.undo.UndoableEditSupport;
054:
055: import com.projity.configuration.Configuration;
056: import com.projity.field.Field;
057: import com.projity.functor.IntervalConsumer;
058: import com.projity.undo.FieldEdit;
059: import com.projity.undo.ScheduleEdit;
060: import com.projity.undo.SplitEdit;
061: import com.projity.util.ClassUtils;
062: import com.projity.util.DateTime;
063:
064: /**
065: * Singleton service for manipulating a schedule, such as by gantt chart modifications
066: */
067: public class ScheduleService {
068: private boolean consuming = false;
069:
070: private static Field completedFieldInstance = null;
071:
072: public static Field getCompletedField() {
073: if (completedFieldInstance == null)
074: completedFieldInstance = Configuration
075: .getFieldFromId("Field.stop");
076: return completedFieldInstance;
077: }
078:
079: private static ScheduleService instance = null;
080:
081: /**
082: * @return Returns the singleton instance.
083: */
084: public static ScheduleService getInstance() {
085: if (instance == null)
086: instance = new ScheduleService();
087: return instance;
088: }
089:
090: /**
091: * Private constructor
092: */
093: private ScheduleService() {
094: super ();
095: }
096:
097: public long getCompleted(Schedule schedule) {
098: // this is used for drawing completion on the gantt also. see GanttUI
099: return schedule.getCompletedThrough();
100: }
101:
102: public void setCompleted(Object eventSource, Schedule schedule,
103: long completed, UndoableEditSupport undoableEditSupport) {
104: if (isReadOnly(schedule))
105: return;
106: Field completedField = getCompletedField();
107: Object oldValue = completedField.getValue(schedule);
108: if (oldValue == null)
109: oldValue = new Long(schedule.getActualStart());
110: Object value = new Long(completed);
111: completedField.setValue(schedule, eventSource, value);
112: if (undoableEditSupport != null
113: && !(eventSource instanceof UndoableEdit)) {
114: undoableEditSupport.postEdit(new FieldEdit(completedField,
115: schedule, value, oldValue, eventSource, null));
116: }
117: }
118:
119: public static boolean isReadOnly(Schedule schedule) {
120: return ClassUtils.isObjectReadOnly(schedule);
121: }
122:
123: /**
124: * Set the start or the end of the schedule and fire field event which will cause the critical path to run. The method
125: * checks to see which of the two - start or end, was modified and only updates the modified one
126: * @param eventSource - the object which is the event source, such as GanttModel
127: * @param schedule - the task or assignment
128: * @param start - start date millis
129: * @param end - end date millis *
130: * @param oldStart is the prior start for the bar. It will be used to identify what bar changed
131: */
132: public void setInterval(Object eventSource, Schedule schedule,
133: long start, long end, ScheduleInterval interval,
134: UndoableEditSupport undoableEditSupport) {
135: if (isReadOnly(schedule))
136: return;
137: Object detailBackup = null;
138: start = DateTime.hourFloor(start);
139: end = DateTime.hourFloor(end);
140: if (interval.getStart() == start && interval.getEnd() == end) // if no move do nothing
141: return;
142: if (undoableEditSupport != null
143: && !(eventSource instanceof UndoableEdit)) {
144: detailBackup = schedule.backupDetail();
145: }
146:
147: schedule.moveInterval(eventSource, start, end, interval, false);
148: //Undo
149: if (detailBackup != null) {
150: undoableEditSupport.postEdit(new ScheduleEdit(schedule,
151: detailBackup, start, end, interval, false,
152: eventSource));
153: }
154:
155: }
156:
157: /**
158: * Split a task/assignment by adding a nonworking interval. If there is actual work during the split,
159: * only the nonworking part will be moved. This is contrast to MS Project which lets you move actuals.
160: * @param eventSource- the object which is the event source, such as GanttModel
161: * @param schedule - the task or assignment
162: * @param from - beginning of nonwork interval
163: * @param to - end of nonwork interval
164: */
165: public void split(Object eventSource, Schedule schedule, long from,
166: long to, UndoableEditSupport undoableEditSupport) {
167: if (isReadOnly(schedule))
168: return;
169: Object detailBackup = null;
170: if (undoableEditSupport != null
171: && !(eventSource instanceof UndoableEdit)) {
172: detailBackup = schedule.backupDetail();
173: }
174: schedule.split(eventSource, DateTime.hourFloor(from), DateTime
175: .hourFloor(to));
176: //Undo
177: if (detailBackup != null) {
178: undoableEditSupport.postEdit(new SplitEdit(schedule,
179: detailBackup, from, to, eventSource));
180: }
181: }
182:
183: /**
184: * Calls back the consumer for each interval in the schedule. Currently in only treats splits due to
185: * stop/resume. In the future it will also call back for splits in the work contour itself
186: * @param schedule
187: * @param consumer
188: */
189: public void consumeIntervals(Schedule schedule,
190: IntervalConsumer consumer) {
191: if (consuming)
192: return;
193: consuming = true;
194: schedule.consumeIntervals(consumer);
195: consuming = false;
196: }
197: }
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