roledaoimp.java

权限系统以为业务逻辑提供服务为目标。这个系统的设计目的

package com.tairun.component.popedom.dao.daoimp;

import com.tairun.component.popedom.dao.RoleDAO;
import com.tairun.component.popedom.model.Role;
import com.tairun.component.popedom.util.Primary;
import com.tairun.component.popedom.util.DAORuntimeException;

import javax.sql.DataSource;
import java.util.List;
import java.util.Vector;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.sql.Timestamp;
import java.sql.ResultSet;
import java.io.UnsupportedEncodingException;

import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.core.PreparedStatementSetter;
import org.springframework.jdbc.core.RowCallbackHandler;

/**
 * Created by IntelliJ IDEA.
 * User: Administrator
 * Date: 2005-12-6
 * Time: 9:04:57
 * To change this template use File | Settings | File Templates.
 */
public class RoleDAOImp implements RoleDAO{

        DataSource ds;

    public void setDataSource(DataSource ds){
         this.ds=ds;
    }

    public void create(Role role)throws DAORuntimeException{
        final Role role1=role;
        JdbcTemplate jt=new JdbcTemplate(ds);
        jt.update("insert into role values(?,?,?,?,?,?,?,?)",new PreparedStatementSetter() {
            public void setValues(PreparedStatement ps) throws SQLException {
                ps.setLong(1,role1.getRoleID());
                ps.setString(2,role1.getRolename());
                ps.setString(3,role1.getDiscription());
                ps.setShort(4,Primary.ENABLE);
                ps.setTimestamp(5,new Timestamp(System.currentTimeMillis()));
                ps.setTimestamp(6,new Timestamp(System.currentTimeMillis()));
                ps.setString(7,role1.getWill1());
                ps.setString(8,role1.getWill2());
            }
        });
    }

    public void update(Role role)throws DAORuntimeException{
        final Role role1=role;
        JdbcTemplate jt=new JdbcTemplate(ds);
        jt.update("update role set role_name=?,discription=?,updatetime=?,will1=?,will2=? where PK_roleID="+role.getRoleID()+" and status="+Primary.ENABLE,new PreparedStatementSetter() {
            public void setValues(PreparedStatement ps) throws SQLException {
                ps.setString(1,role1.getRolename());
                ps.setString(2,role1.getDiscription());
                ps.setTimestamp(3,new Timestamp(System.currentTimeMillis()));
                ps.setString(4,role1.getWill1());
                ps.setString(5,role1.getWill2());
            }
        });

    }

    public void delete(Role role)throws DAORuntimeException{
        JdbcTemplate jt=new JdbcTemplate(ds);
        jt.update("update role set status=? where PK_roleID="+role.getRoleID(),new PreparedStatementSetter() {
            public void setValues(PreparedStatement ps) throws SQLException {
              ps.setShort(1,Primary.DISABLE);
            }
        });
        jt.update("update popedom set status=? where FK_roleID="+role.getRoleID(),new PreparedStatementSetter() {
            public void setValues(PreparedStatement ps) throws SQLException {
              ps.setShort(1,Primary.DISABLE);
            }
        });
    }

    public Role getdetail(long roleID)throws DAORuntimeException{
         final Role role=new Role();
         JdbcTemplate jt=new JdbcTemplate(ds);
         jt.query("select * from role where PK_roleID="+roleID+" and status="+Primary.ENABLE,new RowCallbackHandler() {
             public void processRow(ResultSet rs) throws SQLException {
              role.setRoleID(rs.getLong("PK_roleID"));
         try {
                role.setRolename(getString(rs,"role_name"));
                role.setDiscription(getString(rs,"discription"));
               } catch (UnsupportedEncodingException e) {
                    e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
                 }
              role.setStatus(rs.getShort("status"));
              role.setCreatetime(rs.getString("createtime"));
              role.setUpdatetime(rs.getString("updatetime"));
              role.setWill1(rs.getString("will1"));
              role.setWill2(rs.getString("will2"));
             }
         });
         return role;
    }

    public List getlist()throws DAORuntimeException{
        final List list=new Vector();
        JdbcTemplate jt=new JdbcTemplate(ds,true);
        jt.query("select * from role where status="+Primary.ENABLE,new RowCallbackHandler() {
            public void processRow(ResultSet rs) throws SQLException {
                Role role=new Role();
                role.setRoleID(rs.getLong("PK_roleID"));
            try {
                role.setRolename(getString(rs,"role_name"));
                role.setDiscription(getString(rs,"discription"));
                 } catch (UnsupportedEncodingException e) {
                    e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
                 }
                role.setStatus(rs.getShort("status"));
                role.setCreatetime(rs.getString("createtime"));
                role.setUpdatetime(rs.getString("updatetime"));
                role.setWill1(rs.getString("will1"));
                role.setWill2(rs.getString("will2"));
                list.add(role);
            }
        });
        return list;
    }

    public boolean isexist(long roleID,String role_name)throws DAORuntimeException{
        if(roleID>0){
            JdbcTemplate jt=new JdbcTemplate(ds,true);
            int result=jt.queryForInt("select count(PK_roleID) from role where status="+Primary.ENABLE+" and role_name='"+role_name+"' and PK_roleID!="+roleID);
            return result>0;
        }
        else{
            JdbcTemplate jt=new JdbcTemplate(ds,true);
            int result=jt.queryForInt("select count(PK_roleID) from role where status="+Primary.ENABLE+" and role_name='"+role_name+"'");
            return result>0;
        }

    }

    public long getroleID(String rolename)throws DAORuntimeException{
        JdbcTemplate jt=new JdbcTemplate(ds,true);
        long roleID=jt.queryForLong("select PK_roleID from role where role_name='"+rolename+"' and status="+Primary.ENABLE);
        return  roleID;
    }
    private String getString(ResultSet rs,String colName) throws SQLException, UnsupportedEncodingException {
      return  new String((""+ rs.getString(colName)).getBytes(),"8859_1");
    }
}