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.interval;
051:
052: import java.io.Serializable;
053: import java.util.Comparator;
054:
055: import com.projity.pm.time.MutableHasStartAndEnd;
056: import com.projity.util.DateTime;
057: import com.projity.util.MathUtils;
058:
059: /**
060: *
061: */
062: public class ValueObjectForInterval implements MutableHasStartAndEnd,
063: Comparable, Comparator, Serializable, Cloneable {
064: static final long serialVersionUID = 286111222666L;
065: protected static long NA_TIME = DateTime.NA_TIME.getTime();
066: long start = NA_TIME;
067: protected long end = DateTime.getMaxDate().getTime();
068: protected ValueObjectForIntervalTable table;
069:
070: protected ValueObjectForInterval(ValueObjectForIntervalTable table,
071: long start) {
072: this .table = table;
073: this .start = start;
074: }
075:
076: protected boolean isDefault() {
077: return (start == NA_TIME);
078: }
079:
080: /**
081: * @return Returns the start.
082: */
083: public long getStart() {
084: return start;
085: }
086:
087: /**
088: * @param start The start to set.
089: */
090: public void setStart(long start) {
091: if (start < NA_TIME) // check weird case if assigning to Jan 1 1970 at midnight
092: start = NA_TIME;
093: this .start = start;
094: }
095:
096: /**
097: * @return Returns the end.
098: */
099: public long getEnd() {
100: return end;
101: }
102:
103: /**
104: * @param end The end to set.
105: */
106: public void setEnd(long end) {
107: this .end = end;
108: }
109:
110: public boolean isFirst() {
111: return start == NA_TIME;
112: }
113:
114: public int compare(Object arg0, Object arg1) {
115: return MathUtils.signum(((ValueObjectForInterval) arg0).start
116: - ((ValueObjectForInterval) arg1).start);
117: }
118:
119: public boolean equals(Object arg0) {
120: return start == ((ValueObjectForInterval) arg0).start;
121: }
122:
123: /* (non-Javadoc)
124: * @see java.lang.Comparable#compareTo(java.lang.Object)
125: */
126: public int compareTo(Object arg0) {
127: return compare(this , arg0);
128: }
129:
130: public Object clone() {
131: try {
132: ValueObjectForInterval v = (ValueObjectForInterval) super
133: .clone();
134: //v.table=(ValueObjectForIntervalTable)v.clone();
135: return v;
136: } catch (CloneNotSupportedException e) {
137: throw new InternalError();
138: }
139: }
140:
141: public ValueObjectForIntervalTable getTable() {
142: return table;
143: }
144:
145: public void setTable(ValueObjectForIntervalTable table) {
146: this.table = table;
147: }
148:
149: }
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