UsurperListFactoryBean.java

/*
 ORG Usurper is a random value object generator library 
 Copyright (C) 2007  Pierre-Antoine Grégoire
 
 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
 */
package org.org.usurper.springframework;

import java.util.List;

import org.org.usurper.UsurperGenerator;
import org.org.usurper.setup.UsurperGeneratorSetup;
import org.springframework.beans.factory.FactoryBean;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.annotation.Required;

/**
 * The Class UsurperListFactoryBean is a Spring compliant FactoryBean and InitializingBean.
 * As such, it can be used as any other Spring Factory Bean.
 * It generates Lists of Usurpers for a given class.
 */
public class UsurperListFactoryBean implements FactoryBean, InitializingBean {

	private UsurperGenerator<?> usurperGenerator;
	private String usurpedClassName;
	private Integer count = UsurperSpringConstants.DEFAULT_ENTRIES_COUNT;
	@SuppressWarnings("unchecked")
	private Class usurpedClass;
	
	private UsurperGeneratorSetup usurperGeneratorSetup;

    public void setUsurperGeneratorSetup(UsurperGeneratorSetup usurperGeneratorSetup) {
        this.usurperGeneratorSetup = usurperGeneratorSetup;
    }
    
    @Required
	public void setUsurpedClassName(String usurpedClassName) {
		this.usurpedClassName = usurpedClassName;
	}

	public Object getObject() throws Exception {
		return usurperGenerator.generateUsurperList(count);
	}

	@SuppressWarnings("unchecked")
	public Class getObjectType() {
		return List.class;
	}

	public boolean isSingleton() {
		return false;
	}

	@SuppressWarnings("unchecked")
	public void afterPropertiesSet() throws Exception {
		usurpedClass = Class.forName(usurpedClassName);
		if (usurperGeneratorSetup == null) {
            usurperGenerator = new UsurperGenerator(usurpedClass);
        } else {
            usurperGenerator = new UsurperGenerator(usurpedClass, usurperGeneratorSetup);
        }
	}

	public void setCount(Integer count) {
		this.count = count;
	}

}