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JCommon is a free general purpose Java class library that is used in several projects at www.jfree.org, including JFreeChart and JFreeReport.
/* ========================================================================
* JCommon : a free general purpose class library for the Java(tm) platform
* ========================================================================
*
* (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jcommon/index.html
*
* This library 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 2.1 of the License, or
* (at your option) any later version.
*
* This library 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 this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* -----------------
* MappingModel.java
* -----------------
* (C)opyright 2003, 2004, by Thomas Morgner and Contributors.
*
* Original Author: Thomas Morgner;
* Contributor(s): David Gilbert (for Object Refinery Limited);
*
* $Id: MappingModel.java,v 1.3 2005/10/18 13:32:37 mungady Exp $
*
* Changes
* -------
* 20-Nov-2003 : Initial version
*
*/
package org.jfree.xml.generator.model;
import java.util.ArrayList;
import java.util.HashMap;
import org.jfree.util.Log;
/**
* A mapping model.
*/
public class MappingModel {
/** Mapping infos. */
private HashMap mappingInfos;
/** The manual mappings. */
private ArrayList manualMappings;
/** The multiplex mappings. */
private ArrayList multiplexMappings;
/**
* Creates a new instance.
*/
public MappingModel() {
this.mappingInfos = new HashMap();
this.manualMappings = new ArrayList();
this.multiplexMappings = new ArrayList();
}
/**
* Returns the multiplex mapping info.
*
* @return The multiplex mapping info.
*/
public MultiplexMappingInfo[] getMultiplexMapping() {
return (MultiplexMappingInfo[]) this.multiplexMappings.toArray(
new MultiplexMappingInfo[this.multiplexMappings.size()]
);
}
/**
* Returns the manual mapping info.
*
* @return The manual mapping info.
*/
public ManualMappingInfo[] getManualMapping() {
return (ManualMappingInfo[]) this.manualMappings.toArray(
new ManualMappingInfo[this.manualMappings.size()]
);
}
/**
* Adds a manual mapping.
*
* @param mappingInfo the mapping.
*/
public void addManualMapping(final ManualMappingInfo mappingInfo) {
if (!this.mappingInfos.containsKey(mappingInfo.getBaseClass())) {
this.manualMappings.add(mappingInfo);
this.mappingInfos.put(mappingInfo.getBaseClass(), mappingInfo);
}
else {
final Object o = this.mappingInfos.get(mappingInfo.getBaseClass());
if (o instanceof ManualMappingInfo) {
Log.info ("Duplicate manual mapping: " + mappingInfo.getBaseClass());
}
else {
throw new IllegalArgumentException
("This mapping is already a multiplex mapping.");
}
}
}
/**
* Adds a multiplex mapping.
*
* @param mappingInfo the mapping.
*/
public void addMultiplexMapping(final MultiplexMappingInfo mappingInfo) {
if (!this.mappingInfos.containsKey(mappingInfo.getBaseClass())) {
this.multiplexMappings.add(mappingInfo);
this.mappingInfos.put(mappingInfo.getBaseClass(), mappingInfo);
}
else {
final Object o = this.mappingInfos.get(mappingInfo.getBaseClass());
if (o instanceof ManualMappingInfo) {
throw new IllegalArgumentException
("This mapping is already a manual mapping.");
}
else {
Log.info(
"Duplicate Multiplex mapping: " + mappingInfo.getBaseClass(), new Exception()
);
}
}
}
/**
* Returns a multiplex mapping for the specified class.
*
* @param baseClass the base class.
*
* @return The mapping.
*/
public MultiplexMappingInfo lookupMultiplexMapping(final Class baseClass) {
final Object o = this.mappingInfos.get(baseClass);
if (o instanceof MultiplexMappingInfo) {
return (MultiplexMappingInfo) o;
}
return null;
}
}