/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2009 Jaspersoft Corporation. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* JasperReports is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with JasperReports. If not, see <http://www.gnu.org/licenses/>.
*/
package net.sf.jasperreports.engine.xml;
import java.sql.Connection;
import java.util.Comparator;
import java.util.Date;
import java.util.Map;
import net.sf.jasperreports.engine.JRDataSource;
import net.sf.jasperreports.engine.design.JRDesignExpression;
import org.xml.sax.Attributes;
/**
* @author Teodor Danciu (teodord@users.sourceforge.net)
* @version $Id: JRExpressionFactory.java 3616 2010-03-24 14:20:41Z teodord $
*/
public class JRExpressionFactory
{
/**
*
*/
public static class ObjectExpressionFactory extends JRBaseFactory {
public Object createObject( Attributes attrs ){
JRDesignExpression expression = new JRDesignExpression();
expression.setValueClassName( Object.class.getName() );
return expression;
}
}
/**
*
*/
public static class ConnectionExpressionFactory extends JRBaseFactory {
public Object createObject( Attributes attrs ){
JRDesignExpression expression = new JRDesignExpression();
expression.setValueClassName( Connection.class.getName() );
return expression;
}
}
/**
*
*/
public static class DataSourceExpressionFactory extends JRBaseFactory {
public Object createObject( Attributes attrs ){
JRDesignExpression expression = new JRDesignExpression();
expression.setValueClassName( JRDataSource.class.getName() );
return expression;
}
}
/**
*
*/
public static class StringExpressionFactory extends JRBaseFactory {
public Object createObject( Attributes attrs ){
JRDesignExpression expression = new JRDesignExpression();
expression.setValueClassName( String.class.getName() );
return expression;
}
}
/**
*
*/
public static class DateExpressionFactory extends JRBaseFactory {
public Object createObject( Attributes attrs ){
JRDesignExpression expression = new JRDesignExpression();
expression.setValueClassName( Date.class.getName() );
return expression;
}
}
/**
*
*/
public static class ComparableExpressionFactory extends JRBaseFactory {
public Object createObject( Attributes attrs ){
JRDesignExpression expression = new JRDesignExpression();
expression.setValueClassName( Comparable.class.getName() );
return expression;
}
}
/**
*
*/
public static class IntegerExpressionFactory extends JRBaseFactory {
public Object createObject( Attributes attrs ){
JRDesignExpression expression = new JRDesignExpression();
expression.setValueClassName( Integer.class.getName() );
return expression;
}
}
/**
*
*/
public static class DoubleExpressionFactory extends JRBaseFactory {
public Object createObject( Attributes attrs ){
JRDesignExpression expression = new JRDesignExpression();
expression.setValueClassName( Double.class.getName() );
return expression;
}
}
/**
*
*/
public static class NumberExpressionFactory extends JRBaseFactory {
public Object createObject( Attributes attrs ){
JRDesignExpression expression = new JRDesignExpression();
expression.setValueClassName( Number.class.getName() );
return expression;
}
}
/**
*
*/
public static class BooleanExpressionFactory extends JRBaseFactory {
public Object createObject( Attributes attrs ){
JRDesignExpression expression = new JRDesignExpression();
expression.setValueClassName( Boolean.class.getName() );
return expression;
}
}
/**
*
*/
public static class MapExpressionFactory extends JRBaseFactory {
public Object createObject( Attributes attrs ){
JRDesignExpression expression = new JRDesignExpression();
expression.setValueClassName( Map.class.getName() );
return expression;
}
}
public static class ComparatorExpressionFactory extends JRBaseFactory
{
public Object createObject(Attributes attrs)
{
JRDesignExpression expression = new JRDesignExpression();
expression.setValueClassName(Comparator.class.getName());
return expression;
}
}
/**
* A {@link JRExpressionFactory} that uses an attribute named
* <code>class</code> to determine the expression value class.
*
* @author Lucian Chirita (lucianc@users.sourceforge.net)
*/
public static class ArbitraryExpressionFactory extends JRBaseFactory
{
private final String defaultValueClass;
public ArbitraryExpressionFactory()
{
this((String) null);
}
public ArbitraryExpressionFactory(String defaultValueClass)
{
this.defaultValueClass = defaultValueClass;
}
public ArbitraryExpressionFactory(Class defaultValueClass)
{
this(defaultValueClass == null ? null : defaultValueClass.getName());
}
public Object createObject(Attributes attrs)
{
JRDesignExpression expression = new JRDesignExpression();
String className = attrs.getValue(JRXmlConstants.ATTRIBUTE_class);
if (className != null)
{
expression.setValueClassName(className);
}
else if (defaultValueClass != null)
{
expression.setValueClassName(defaultValueClass);
}
return expression;
}
}
}