01: /***************************************************************
02: * This file is part of the [fleXive](R) project.
03: *
04: * Copyright (c) 1999-2007
05: * UCS - unique computing solutions gmbh (http://www.ucs.at)
06: * All rights reserved
07: *
08: * The [fleXive](R) project is free software; you can redistribute
09: * it and/or modify it under the terms of the GNU General Public
10: * License as published by the Free Software Foundation;
11: * either version 2 of the License, or (at your option) any
12: * later version.
13: *
14: * The GNU General Public License can be found at
15: * http://www.gnu.org/copyleft/gpl.html.
16: * A copy is found in the textfile GPL.txt and important notices to the
17: * license from the author are found in LICENSE.txt distributed with
18: * these libraries.
19: *
20: * This library is distributed in the hope that it will be useful,
21: * but WITHOUT ANY WARRANTY; without even the implied warranty of
22: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23: * GNU General Public License for more details.
24: *
25: * For further information about UCS - unique computing solutions gmbh,
26: * please see the company website: http://www.ucs.at
27: *
28: * For further information about [fleXive](R), please see the
29: * project website: http://www.flexive.org
30: *
31: *
32: * This copyright notice MUST APPEAR in all copies of the file!
33: ***************************************************************/package com.flexive.war.beans.admin.content;
34:
35: import com.flexive.faces.messages.FxFacesMsgErr;
36: import com.flexive.shared.structure.FxAssignment;
37: import com.flexive.shared.value.FxString;
38:
39: import java.util.Hashtable;
40:
41: /**
42: * Helper class for the ContentEditor.
43: * <p/>
44: * It provides lookups for a property assignment's display name.
45: *
46: * @author Gregor Schober (gregor.schober@flexive.com), UCS - unique computing solutions gmbh (http://www.ucs.at)
47: */
48: class CeDisplayProvider extends Hashtable<Long, FxString> {
49:
50: private ContentEditorBean parent;
51:
52: /**
53: * Constructor.
54: *
55: * @param parent the associated content editor
56: */
57: protected CeDisplayProvider(ContentEditorBean parent) {
58: super (0);
59: this .parent = parent;
60: }
61:
62: /**
63: * Fake put - does nothing expect returning the description for the given assignment id.
64: *
65: * @param assignmentId the assignment id
66: * @param ignore this parameter is discarded
67: * @return the description of the assignment id, or null if the assignment id could not be resolved
68: */
69: public FxString put(Long assignmentId, FxString ignore) {
70: // Do not put anything
71: return get(assignmentId);
72: }
73:
74: /**
75: * Returns the description of the given assignment id.
76: *
77: * @param assignmentId the assignment id
78: * @return the description, or null if the assignment id could not be resolved
79: */
80: public FxString get(Object assignmentId) {
81: try {
82: Long assId = (assignmentId instanceof Long) ? (Long) assignmentId
83: : Long.valueOf(String.valueOf(assignmentId));
84: FxAssignment ass = parent.getEnvironment().getAssignment(
85: assId);
86: return ContentEditorBean.getDisplay(ass);
87: } catch (Throwable t) {
88: new FxFacesMsgErr(t).addToContext();
89: return null;
90: }
91: }
92:
93: }
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