01: /**********************************************************************************
02: * $URL: https://source.sakaiproject.org/svn/sam/trunk/component/src/java/org/sakaiproject/tool/assessment/facade/authz/FunctionIteratorFacade.java $
03: * $Id: FunctionIteratorFacade.java 9273 2006-05-10 22:34:28Z daisyf@stanford.edu $
04: ***********************************************************************************
05: *
06: * Copyright (c) 2004, 2005, 2006 The Sakai Foundation.
07: *
08: * Licensed under the Educational Community License, Version 1.0 (the"License");
09: * you may not use this file except in compliance with the License.
10: * You may obtain a copy of the License at
11: *
12: * http://www.opensource.org/licenses/ecl1.php
13: *
14: * Unless required by applicable law or agreed to in writing, software
15: * distributed under the License is distributed on an "AS IS" BASIS,
16: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17: * See the License for the specific language governing permissions and
18: * limitations under the License.
19: *
20: **********************************************************************************/package org.sakaiproject.tool.assessment.facade.authz;
21:
22: import java.util.Collection;
23: import java.util.Iterator;
24:
25: import org.sakaiproject.tool.assessment.data.ifc.authz.FunctionIfc;
26: import org.sakaiproject.tool.assessment.data.ifc.authz.FunctionIteratorIfc;
27: import org.sakaiproject.tool.assessment.facade.DataFacadeException;
28:
29: /**
30: *
31: * @author <a href="mailto:rpembry@indiana.edu">Randall P. Embry</a>
32: * @author <a href="mailto:jlannan@iupui.edu">Jarrod Lannan</a>
33: * @version $Id: FunctionIteratorFacade.java 9273 2006-05-10 22:34:28Z daisyf@stanford.edu $
34: */
35: public class FunctionIteratorFacade implements FunctionIteratorIfc {
36: /**
37: *
38: */
39: private static final long serialVersionUID = 4895452221530343774L;
40: private Iterator functionIter;
41:
42: public FunctionIteratorFacade(Collection functions)
43: throws DataFacadeException {
44: try {
45: this .functionIter = functions.iterator();
46: } catch (Exception e) {
47: throw new DataFacadeException(e.getMessage());
48: }
49: }
50:
51: public boolean hasNextFunction() throws DataFacadeException {
52: try {
53: return functionIter.hasNext();
54: } catch (Exception e) {
55: throw new DataFacadeException(e.getMessage());
56: }
57: }
58:
59: public FunctionIfc nextFunction() throws DataFacadeException {
60: try {
61: return (FunctionIfc) functionIter.next();
62: } catch (Exception e) {
63: throw new DataFacadeException(e.getMessage());
64: }
65: }
66: }
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