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.field;
051:
052: import java.util.HashSet;
053: import java.util.Iterator;
054:
055: import com.projity.configuration.Configuration;
056: import com.projity.document.Document;
057: import com.projity.document.ObjectEvent;
058:
059: /**
060: * This abstract class manages a list of input fields and output fields for an algorithm as well as field updating
061: */
062: public abstract class AlgorithmFieldUpdater extends Thread {
063: Object eventSource;
064: Document document;
065:
066: public AlgorithmFieldUpdater(Object eventSource, Document document) {
067: super ();
068: this .eventSource = eventSource;
069: this .document = document;
070: }
071:
072: public void run() {
073: fireOutputEvents(eventSource, null);
074: }
075:
076: /**
077: * Fire a field event for each output field
078: * @param algo
079: * @param object
080: */
081: public void fireOutputEvents(Object algo, Object object) {
082: Iterator i = outputFields.iterator();
083:
084: ObjectEvent objectEvent = ObjectEvent.getInstance(algo);
085: objectEvent.setObject(object);
086: Field field;
087: while (i.hasNext()) {
088: if (isInterrupted()) // if interrupted, don't keep going
089: break;
090: field = (Field) i.next();
091: objectEvent.setField(field);
092: document.getObjectEventManager().fire(objectEvent);
093: }
094: objectEvent.recycle();
095: }
096:
097: public boolean inputContains(Field field) {
098: return inputFields.contains(field);
099: }
100:
101: public boolean outputContains(Field field) {
102: return outputFields.contains(field);
103: }
104:
105: protected HashSet inputFields = new HashSet();
106: protected HashSet outputFields = new HashSet();
107:
108: protected void addInputField(String fieldId) {
109: Field field = Configuration.getFieldFromId(fieldId);
110: if (field == null) {
111: Field.log
112: .error("could not add input field (probably not yet implemented)"
113: + fieldId);
114: } else {
115: inputFields.add(field);
116: }
117: }
118:
119: protected void addOutputField(String fieldId) {
120: Field field = Configuration.getFieldFromId(fieldId);
121: if (field == null) {
122: Field.log
123: .error("could not add output field (probably not yet implemented)"
124: + fieldId);
125: } else {
126: outputFields.add(field);
127: }
128: }
129:
130: }
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