contributionservice.java

JAVA 文章管理系统源码

package com.haven.sinopec.service;

import java.util.ArrayList;
import java.util.List;

import com.haven.sinopec.domain.Contribution;

import com.haven.sinopec.persistence.DaoConfig;
import com.haven.sinopec.persistence.iface.ContributionDao;
import com.haven.sinopec.persistence.iface.SequenceDao;
import com.ibatis.dao.client.DaoManager;

/**
 * @author sjm
 * 
 * TODO 要更改此生成的类型注释的模板，请转至 窗口 － 首选项 － Java － 代码样式 － 代码模板
 */
public class ContributionService {

	private static final CompanyService instance = new CompanyService();

	/* Private Fields */

	private DaoManager daoManager = DaoConfig.getDaomanager();

	private ContributionDao contributionDao;

	private SequenceDao sequenceDao;
	

	public ContributionService() {
		contributionDao = (ContributionDao) daoManager.getDao(ContributionDao.class);
		sequenceDao = (SequenceDao) daoManager.getDao(SequenceDao.class);
		
	}

	public synchronized int getNextId(String key) {

		return sequenceDao.getNextId(key);

	}

	public static CompanyService getInstance() {
		return instance;
	}

	public void Adduser(Contribution contribution) throws Exception {
		try {
			daoManager.startTransaction();

			contributionDao.insertContribution(contribution);
			daoManager.commitTransaction();
		} catch (Exception e) {
			e.printStackTrace();
			throw e;
		} finally {
			daoManager.endTransaction();
		}
	}

	public void Updateuser(Contribution contribution) throws Exception {
		try {
			daoManager.startTransaction();

			contributionDao.updateContribution(contribution);
			daoManager.commitTransaction();
		} catch (Exception e) {
			e.printStackTrace();
			throw e;
		} finally {
			daoManager.endTransaction();
		}
	}

	public void deleteuser(Integer xh) throws Exception {
		try {
			daoManager.startTransaction();

			contributionDao.deleteContribution(xh);
			daoManager.commitTransaction();
		} catch (Exception e) {
			e.printStackTrace();
			throw e;
		} finally {
			daoManager.endTransaction();
		}

	}
	
	public List getAllCompany()throws Exception
	{
		try{
			daoManager.startTransaction();
			List list = contributionDao.getContribution();
			daoManager.commitTransaction();
			return list;
			}catch(Exception e)
			{
				e.printStackTrace();
				throw e;
			}finally
			{
				daoManager.endTransaction();
			}
	}
	
	
	
	

}