tplresourceorgdaoimpl.java

这是一个工作流管理的后端EJB实现

package com.coshare.joyteam.projectMgr.dao.mssql;

import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;

import com.coshare.joyteam.projectMgr.dao.DAOException;
import com.coshare.joyteam.projectMgr.dao.TplResourceOrgDAO;
import com.coshare.joyteam.projectMgr.dto.ActivityDTO;
import com.coshare.joyteam.projectMgr.dto.TemplateDTO;
import com.coshare.joyteam.projectMgr.dto.TplResourceOrgDTO;
import com.coshare.joyteam.util.ID;

public class TplResourceOrgDAOImpl extends AbstractMssqlDAO implements
		TplResourceOrgDAO {

	static String SQL_INSERT = "insert into [WfTplResourceOrg] ([TemplateId], [ActivityId], [ResId], [Type]) values (?,?,?,?)";
	static String SQL_UPDATE = "update [WfTplResourceOrg] set [TemplateId] = ?, [ActivityId] = ?, [ResId] = ?, [Type] = ? where [TplResOrgId] = ?";
	static String SQL_DELETE = "delete from [WfTplResourceOrg] where [TplResOrgId] = ?";
	static String SQL_SELECT_ByTplResOrgId = "select * from [WfTplResourceOrg] where [TplResOrgId] = ?";
	static String SQL_SELECT_ByactId = "select * from [WfTplResourceOrg] where [ActivityId] = ?";
	static String SQL_SELECT_BytplId = "select * from [WfTplResourceOrg] where [TemplateId] = ?";
	static String SQL_SELECT_ALL = "select * from [WfTplResourceOrg]";
	static String SQL_SELECT_ByPRIMARYKEY = "select * from [WfTplResourceOrg] where [TemplateId] = ? and [ActivityId] = ? and [ResId] = ? and [Type] = ?";

	public boolean AddNew(TplResourceOrgDTO dtoObj) throws DAOException {
		PreparedStatement ps = da.prepareStatement(SQL_INSERT);		
		boolean rt = false;
		try {
			ps.setInt(1, dtoObj.getTemplateId().getId());
			ps.setInt(2, dtoObj.getActivityId().getId());
			ps.setString(3, dtoObj.getResId());
			ps.setInt(4, dtoObj.getType());
			rt = ps.executeUpdate() > 0;
		} catch (SQLException e) {
			throw new DAOException("insert failed.", e);
		}
		finally {
			try {
				ps.close();
			} catch (SQLException e) {
			}
		}
		return rt;
	}

	public boolean Update(TplResourceOrgDTO dtoObj) throws DAOException {
		PreparedStatement ps = da.prepareStatement(SQL_UPDATE);		
		boolean rt = false;
		try {
			ps.setInt(1, dtoObj.getTemplateId().getId());
			ps.setInt(2, dtoObj.getActivityId().getId());
			ps.setString(3, dtoObj.getResId());
			ps.setInt(4, dtoObj.getType());
			ps.setInt(5, dtoObj.getTplResOrgId().getId());
			rt = ps.executeUpdate() > 0;
		} catch (SQLException e) {
			throw new DAOException("update failed.", e);
		}
		finally {
			try {
				ps.close();
			} catch (SQLException e) {
			}
		}
		return rt;
	}

	public boolean Delete(TplResourceOrgDTO dtoObj) throws DAOException {
		PreparedStatement ps = da.prepareStatement(SQL_DELETE);		
		boolean rt = false;
		try {
			ps.setInt(1, dtoObj.getTplResOrgId().getId());
			rt = ps.executeUpdate() > 0;
		} catch (SQLException e) {
			throw new DAOException("delete failed.", e);
		}
		finally {
			try {
				ps.close();
			} catch (SQLException e) {
			}
		}
		return rt;
	}

	public TplResourceOrgDTO getTplResourceOrg(ID tplResOrgId)
			throws DAOException {
		PreparedStatement ps = da.prepareStatement(SQL_SELECT_ByTplResOrgId);
		TplResourceOrgDTO rt = null;
		try {
			ps.setInt(1, tplResOrgId.getId());
			ResultSet rs = ps.executeQuery();
			if (rs.next()) {
				rt = getDTOFromRs(rs);
			}
			else {
				throw new DAOException("not found.");
			}
		} catch (SQLException e) {
			throw new DAOException("select failed.", e);
		}
		finally {
			try {
				ps.close();
			} catch (SQLException e) {
			}
		}
		return rt;
	}

	public List getActResourceOrgs(ID activityId) throws DAOException {
		PreparedStatement ps = da.prepareStatement(SQL_SELECT_ByactId);
		ArrayList rt = new ArrayList();
		try {
			ps.setInt(1, activityId.getId());
			ResultSet rs = ps.executeQuery();
			while (rs.next()) {
				rt.add(getDTOFromRs(rs));
			}
		} catch (SQLException e) {
			throw new DAOException("select failed.", e);
		}
		finally {
			try {
				ps.close();
			} catch (SQLException e) {
			}
		}
		return rt;
	}

	public List getTplResourceOrgs(ID templateId) throws DAOException {
		PreparedStatement ps = da.prepareStatement(SQL_SELECT_BytplId);
		ArrayList rt = new ArrayList();
		try {
			ps.setInt(1, templateId.getId());
			ResultSet rs = ps.executeQuery();
			while (rs.next()) {
				rt.add(getDTOFromRs(rs));
			}
		} catch (SQLException e) {
			throw new DAOException("select failed.", e);
		}
		finally {
			try {
				ps.close();
			} catch (SQLException e) {
			}
		}
		return rt;
	}

	public List getTplResourceOrgs() throws DAOException {
		PreparedStatement ps = da.prepareStatement(SQL_SELECT_ALL);
		ArrayList rt = new ArrayList();
		try {
			ResultSet rs = ps.executeQuery();
			while (rs.next()) {
				rt.add(getDTOFromRs(rs));
			}
		} catch (SQLException e) {
			throw new DAOException("select failed.", e);
		}
		finally {
			try {
				ps.close();
			} catch (SQLException e) {
			}
		}
		return rt;
	}
	
	public TplResourceOrgDTO getDTOFromRs(ResultSet rs) throws SQLException {
		TplResourceOrgDTO dto = new TplResourceOrgDTO();
		dto.setTplResOrgId(rs.getInt("TplResOrgId"));
		dto.setTemplateId(TemplateDTO.intToID(rs.getInt("TemplateId")));
		dto.setActivityId(ActivityDTO.intToID(rs.getInt("ActivityId")));
		dto.setResId(rs.getString("ResId"));
		dto.setType(rs.getInt("Type"));
		return dto;
	}

	public TplResourceOrgDTO getTplResourceOrg(ID templateId, ID activityId, String resId, int type) throws DAOException {
		PreparedStatement ps = da.prepareStatement(SQL_SELECT_ByPRIMARYKEY);
		TplResourceOrgDTO rt = null;
		try {
			ps.setInt(1, templateId.getId());
			ps.setInt(2, activityId.getId());
			ps.setString(3, resId);
			ps.setInt(4, type);
			ResultSet rs = ps.executeQuery();
			if (rs.next()) {
				rt = getDTOFromRs(rs);
			}
			else {
				throw new DAOException("not found.");
			}
		} catch (SQLException e) {
			throw new DAOException("select failed.", e);
		}
		finally {
			try {
				ps.close();
			} catch (SQLException e) {
			}
		}
		return rt;
	}

}