net.sf.jasperreports.functions.FunctionsRegistryFactory Maven / Gradle / Ivy
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2016 TIBCO Software Inc. 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 .
*/
package net.sf.jasperreports.functions;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import net.sf.jasperreports.engine.JRPropertiesMap;
import net.sf.jasperreports.engine.JRPropertiesUtil;
import net.sf.jasperreports.engine.JRPropertiesUtil.PropertySuffix;
import net.sf.jasperreports.extensions.DefaultExtensionsRegistry;
import net.sf.jasperreports.extensions.ExtensionsRegistry;
import net.sf.jasperreports.extensions.ExtensionsRegistryFactory;
import net.sf.jasperreports.extensions.SingletonExtensionRegistry;
/**
* @author Massimo Rabbi ([email protected])
*/
public class FunctionsRegistryFactory implements ExtensionsRegistryFactory
{
/**
* The key used inside a jasperrpeorts_extensions.properties file to denote the classes
* referenced by this extension
* @deprecated Replaced by {@link #FUNCTIONS_CLASSES_PROPERTY_PREFIX}.
*/
public final static String EXPRESSION_FUNCTIONS_CLASSES_PROPERTY_PREFIX =
DefaultExtensionsRegistry.PROPERTY_REGISTRY_PREFIX + "expression.functions.classes.";
/**
* The key used to register the specific type of extension factory
* @deprecated To be removed.
*/
public final static String PROPERTY_EXPRESSION_FUNCTIONS_REGISTRY_FACTORY =
DefaultExtensionsRegistry.PROPERTY_REGISTRY_FACTORY_PREFIX + "expression.functions";
/**
* The key used inside a jasperreports_extensions.properties file to denote the classes
* referenced by this extension
*/
public final static String FUNCTIONS_CLASSES_PROPERTY_PREFIX =
DefaultExtensionsRegistry.PROPERTY_REGISTRY_PREFIX + "functions.";
@Override
public ExtensionsRegistry createRegistry(String registryId, JRPropertiesMap properties)
{
List classNames = new ArrayList();
addFunctionClasses(classNames, properties, EXPRESSION_FUNCTIONS_CLASSES_PROPERTY_PREFIX);
addFunctionClasses(classNames, properties, FUNCTIONS_CLASSES_PROPERTY_PREFIX);
return new SingletonExtensionRegistry(FunctionsBundle.class, new FunctionsBundle(classNames));
}
/**
*
*/
private void addFunctionClasses(List classNames, JRPropertiesMap properties, String propertyPrefix)
{
List functionClassProperties = JRPropertiesUtil.getProperties(properties, propertyPrefix);
for (Iterator it = functionClassProperties.iterator(); it.hasNext();)
{
PropertySuffix functionsClassesProp = it.next();
// We assume this property value is a comma-separated class names list like: a.b.c.ClassA, a.b.d.ClassB
String[] classes = functionsClassesProp.getValue().split(",");
for (String className : classes)
{
className = className.trim();
if (className.length() > 0)
{
classNames.add( className);
}
}
}
}
}