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1: /** 2: * ======================================== 3: * JFreeReport : a free Java report library 4: * ======================================== 5: * 6: * Project Info: http://reporting.pentaho.org/ 7: * 8: * (C) Copyright 2000-2007, by Object Refinery Limited, Pentaho Corporation and Contributors. 9: * 10: * This library is free software; you can redistribute it and/or modify it under the terms 11: * of the GNU Lesser General Public License as published by the Free Software Foundation; 12: * either version 2.1 of the License, or (at your option) any later version. 13: * 14: * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; 15: * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 16: * See the GNU Lesser General Public License for more details. 17: * 18: * You should have received a copy of the GNU Lesser General Public License along with this 19: * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, 20: * Boston, MA 02111-1307, USA. 21: * 22: * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 23: * in the United States and other countries.] 24: * 25: * ------------ 26: * $Id: ParameterDataRow.java 2725 2007-04-01 18:49:29Z taqua $ 27: * ------------ 28: * (C) Copyright 2000-2005, by Object Refinery Limited. 29: * (C) Copyright 2005-2007, by Pentaho Corporation. 30: */ 31: package org.jfree.report.data; 32: 33: import org.jfree.report.DataRow; 34: import org.jfree.report.DataSourceException; 35: import org.jfree.report.flow.ParameterMapping; 36: import org.jfree.report.util.ReportParameters; 37: 38: /** 39: * This is the first datarow in each report. It holds the values of all declared 40: * input parameters. This datarow does not advance and does not keep track of 41: * any changes, as parameters are considered read-only once the reporting has 42: * started. 43: * 44: * @author Thomas Morgner 45: */ 46: public class ParameterDataRow extends StaticDataRow 47: { 48: public ParameterDataRow(final ReportParameters parameters) 49: { 50: final String[] names = parameters.keys(); 51: final Object[] values = new Object[parameters.size()]; 52: 53: for (int i = 0; i < names.length; i++) 54: { 55: final String key = names[i]; 56: values[i] = parameters.get(key); 57: } 58: setData(names, values); 59: } 60: 61: public ParameterDataRow(final ParameterMapping[] parameters, final DataRow dataRow) 62: throws DataSourceException 63: { 64: final String[] innerNames = new String[parameters.length]; 65: final Object[] values = new Object[parameters.length]; 66: for (int i = 0; i < parameters.length; i++) 67: { 68: final ParameterMapping parameter = parameters[i]; 69: final String name = parameter.getName(); 70: innerNames[i] = parameter.getAlias(); 71: values[i] = dataRow.get(name); 72: } 73: setData(innerNames, values); 74: } 75: }