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.grouping.core;
051:
052: import java.util.Iterator;
053: import java.util.List;
054: import java.util.ListIterator;
055:
056: import javax.swing.tree.DefaultMutableTreeNode;
057:
058: import org.apache.commons.collections.IteratorUtils;
059: import org.apache.commons.collections.iterators.EmptyIterator;
060: import org.apache.commons.collections.iterators.EmptyListIterator;
061:
062: import com.projity.grouping.core.model.NodeModelUtil;
063: import com.projity.pm.assignment.Assignment;
064: import com.projity.pm.resource.Resource;
065: import com.projity.pm.task.Task;
066: import com.projity.server.data.DataObject;
067:
068: /**
069: * Bridge of the bridge pattern
070: */
071: public class NodeBridge extends DefaultMutableTreeNode implements Node {
072: //protected Object impl;
073: protected boolean virtual = false;
074: protected boolean voidNode = false;
075: protected boolean root = false;
076: protected transient boolean lazyParent = false; // for subprojects
077:
078: /**
079: * Use NodeFactory instead
080: */
081: NodeBridge(Object impl) {
082: //this.impl = impl;
083: setImpl(impl);
084: }
085:
086: /**
087: * Use NodeFactory instead
088: */
089: NodeBridge(Object impl, boolean virtual) {
090: this (impl);
091: this .virtual = virtual;
092: }
093:
094: /**
095: * @see com.projity.grouping.core.Node#isVirtual()
096: */
097: public boolean isVirtual() {
098: return virtual;
099: }
100:
101: /**
102: * @param virtual
103: * The virtual to set.
104: */
105: public void setVirtual(boolean virtual) {
106: this .virtual = virtual;
107: }
108:
109: public boolean isVoid() {
110: return voidNode;
111: }
112:
113: public void setVoid(boolean voidNode) {
114: this .voidNode = voidNode;
115: }
116:
117: public boolean isRoot() {
118: return root;
119: }
120:
121: public void setRoot(boolean root) {
122: this .root = root;
123: }
124:
125: /**
126: * @see com.projity.analysis.core.Node#getType()
127: */
128: public Class getType() throws NodeException {
129: Object impl = getUserObject();
130: if (impl == null)
131: throw new NodeException("No Implementation");
132: return impl.getClass();
133: }
134:
135: /**
136: * @see com.projity.analysis.core.Node#accept(com.projity.analysis.core.NodeVisitor)
137: */
138: public void accept(NodeVisitor visitor) {
139: visitor.execute(this );
140: }
141:
142: /* (non-Javadoc)
143: * @see java.lang.Object#toString()
144: */
145: public String toString() {
146: Object impl = getUserObject();
147: if (impl == null)
148: return "null";
149: return impl.toString();
150: }
151:
152: /**
153: * @return Returns the impl.
154: */
155: public Object getImpl() {
156: return getUserObject();
157: }
158:
159: public void setImpl(Object impl) {
160: virtual = (impl instanceof GroupNodeImpl);
161: voidNode = (impl instanceof VoidNodeImpl);
162: setUserObject(impl);
163: }
164:
165: static ListIterator emptyListIterator() {
166: return new ListIterator() {
167: public boolean hasNext() {
168: return false;
169: }
170:
171: public Object next() {
172: return null;
173: }
174:
175: public void remove() {
176: throw new UnsupportedOperationException();
177: }
178:
179: public void add(Object o) {
180: }
181:
182: public boolean hasPrevious() {
183: return false;
184: }
185:
186: public int nextIndex() {
187: return 0;
188: }
189:
190: public Object previous() {
191: return null;
192: }
193:
194: public int previousIndex() {
195: return -1;
196: }
197:
198: public void set(Object o) {
199: }
200: };
201: }
202:
203: public ListIterator childrenIterator() {
204: return (children == null) ? emptyListIterator() : children
205: .listIterator();
206: }
207:
208: public ListIterator childrenIterator(int i) {
209: return (children == null) ? emptyListIterator() : children
210: .listIterator(i);
211: }
212:
213: public List getChildren() {
214: return children;
215: }
216:
217: public boolean isIndentable(int value) {
218: if (!(value == 1 || value == -1))
219: return false;
220: return !root && !voidNode && !virtual
221: && !(getImpl() instanceof Assignment);
222: }
223:
224: public boolean canBeChildOf(Node p) {
225: if (p.isVoid())
226: return false;
227: return NodeModelUtil.canBeChildOf(p, this );
228: }
229:
230: public boolean isDirty() {
231: Object impl = getImpl();
232: if (impl instanceof DataObject)
233: return ((DataObject) impl).isDirty();
234: else
235: return false;
236: }
237:
238: public void setDirty(boolean dirty) {
239: Object impl = getImpl();
240: if (impl instanceof DataObject)
241: ((DataObject) impl).setDirty(dirty);
242: }
243:
244: public final boolean isLazyParent() {
245: return getImpl() instanceof LazyParent;
246: }
247:
248: public final boolean isValidLazyParent() {
249: return getImpl() instanceof LazyParent
250: && ((LazyParent) getImpl()).isValid();
251: }
252:
253: public boolean hasNumber() {
254: Object impl = getImpl();
255: return impl instanceof Task || impl instanceof Resource;
256: }
257:
258: protected int subprojectLevel;
259:
260: public int getSubprojectLevel() {
261: return subprojectLevel;
262: }
263:
264: public void setSubprojectLevel(int subprojectLevel) {
265: this .subprojectLevel = subprojectLevel;
266: }
267:
268: public boolean isInSubproject() {
269: return getSubprojectLevel() > 0;
270: }
271: // public void setInSubproject(boolean inSubproject){
272: // setSubprojectLevel(inSubproject?1:0);
273: // }
274:
275: }
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