001    /**
002     * Copyright 2012 The Kuali Foundation Licensed under the
003     * Educational Community License, Version 2.0 (the "License"); you may
004     * not use this file except in compliance with the License. You may
005     * obtain a copy of the License at
006     *
007     * http://www.osedu.org/licenses/ECL-2.0
008     *
009     * Unless required by applicable law or agreed to in writing,
010     * software distributed under the License is distributed on an "AS IS"
011     * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
012     * or implied. See the License for the specific language governing
013     * permissions and limitations under the License.
014     *
015     * Created by Charles on 11/16/12
016     */
017    package org.kuali.student.enrollment.class2.courseoffering.refdata;
018    
019    import org.kuali.student.r2.common.helper.EntityMergeHelper;
020    
021    import java.util.ArrayList;
022    import java.util.HashMap;
023    import java.util.Iterator;
024    import java.util.List;
025    import java.util.Map;
026    import java.util.TreeMap;
027    
028    /**
029     * One row of data (using key-value pairs where key is header name)
030     *
031     * @author Kuali Student Team
032     */
033    public class SpreadsheetRowData implements Iterable<String> {
034        Map<String, String> fieldNamesToValue = new HashMap<String, String>();
035        List<String> fieldNames = new ArrayList<String>();
036    
037        public boolean addData(String field, String data) {
038            if (fieldNamesToValue.containsKey(field)) {
039                return false;
040            }
041            fieldNamesToValue.put(field, data);
042            fieldNames.add(field);
043            return true;
044        }
045    
046        public String getValue(String fieldName) {
047            return fieldNamesToValue.get(fieldName);
048        }
049    
050        @Override
051        public Iterator<String> iterator() {
052            return new Iterator<String>() {
053                Iterator<String> iter = fieldNames.iterator();
054                String fieldName = null;
055                @Override
056                public boolean hasNext() {
057                    return iter.hasNext();
058                }
059    
060                @Override
061                public String next() {
062                    fieldName = iter.next();
063                    String nextVal = getValue(fieldName);
064                    return nextVal;
065                }
066    
067                @Override
068                public void remove() {
069                    fieldNamesToValue.remove(fieldName);
070                }
071            };
072        }
073    }