001    /**
002     * Copyright 2005-2013 The Kuali Foundation
003     *
004     * Licensed under the Educational Community License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.opensource.org/licenses/ecl2.php
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package org.kuali.rice.kns.lookup;
017    
018    import java.io.IOException;
019    import java.io.Writer;
020    
021    import javax.servlet.jsp.JspException;
022    
023    import org.displaytag.export.ExcelView;
024    import org.displaytag.model.TableModel;
025    import org.kuali.rice.kns.lookup.ExportViewHelper;
026    import org.kuali.rice.krad.util.KRADConstants;
027    
028    /**
029     * This class allows for plugging in custom XML export into the Display Tag library.
030     * 
031     * @author Kuali Rice Team (rice.collab@kuali.org)
032     */
033    public class CustomExcelExportView extends ExcelView {
034    
035            private ExportViewHelper helper;
036            
037            @Override
038            public void setParameters(TableModel tableModel, boolean exportFullList, boolean includeHeader, boolean decorateValues) {
039                    this.helper = new ExportViewHelper(tableModel);
040                    super.setParameters(tableModel, exportFullList, includeHeader, decorateValues);
041            }
042            
043            @Override
044            public void doExport(Writer writer) throws IOException, JspException {
045                    if (!helper.attemptCustomExport(writer, KRADConstants.EXCEL_FORMAT)) {
046                            super.doExport(writer);
047                    }
048            }
049    
050    }