ringhelper.java

一个免费wap站

package com.eline.wap.resource.client;


import com.eline.wap.common.model.Page;
import com.eline.wap.resource.dao.ResourceDAOFactory;
import com.eline.wap.resource.dao.RingDAO;
import com.eline.wap.resource.exceptions.ResourceDAOSysException;
import com.eline.wap.resource.exceptions.ResourceException;
import com.eline.wap.resource.model.RingEntity;
import com.eline.wap.resource.model.Ring;
import com.eline.wap.resource.model.RingCondition;

public class RingHelper {
private RingDAO dao = null;
	
	public Page searchRing(RingCondition condition, int start, int count) throws ResourceException {
		try {
			if (dao == null)
				dao = ResourceDAOFactory.getRingDAO();
			return dao.searchRing(condition, start, count);
		} catch (ResourceDAOSysException e) {
			throw new ResourceException(e.getMessage());
		}
	}
	
	public Ring getRing(int ringId) throws ResourceException {
		try {
			if (dao == null)
				dao = ResourceDAOFactory.getRingDAO();
			return dao.getRing(ringId);
		} catch (ResourceDAOSysException e) {
			throw new ResourceException(e.getMessage());
		}
	}
	
	public void createRing(Ring item) throws ResourceException {
		try {
			if (dao == null)
				dao = ResourceDAOFactory.getRingDAO();
			dao.createRing(item);
		} catch (ResourceDAOSysException e) {
			throw new ResourceException(e.getMessage());
		}

	}
	
	public void updateRing(Ring item) throws ResourceException{
		try{
			if (dao == null)
				dao = ResourceDAOFactory.getRingDAO();
			dao.updateRing(item);
		}catch (ResourceDAOSysException e) {
			throw new ResourceException(e.getMessage());
		}
	}
	
	public void deleteItem(int itemId) throws ResourceException {
		try {
			if (dao == null)
				dao = ResourceDAOFactory.getRingDAO();
			dao.deleteRing(itemId);
		} catch (ResourceDAOSysException e) {
			throw new ResourceException(e.getMessage());
		}
	}
	
	public void createRingEntity(RingEntity item) throws ResourceException {
		try {
			if (dao == null)
				dao = ResourceDAOFactory.getRingDAO();
			dao.createRingEntity(item);
		} catch (ResourceDAOSysException e) {
			throw new ResourceException("ResourceDAOSysException - create ring entity failure : " + e.getMessage());
		}
	}
	
	public Page getRingEntities(int ringId, int start, int count) throws ResourceException {
		try {
			if (dao == null)
				dao = ResourceDAOFactory.getRingDAO();
			return dao.getRingEntities(ringId, start, count);
		} catch (ResourceDAOSysException e) {
			throw new ResourceException("ResourceDAOSysException - get ring entity failure : " + e.getMessage());
		}
	}
}