dockinddao.java

一个简单的公文管理系统

package com.jasson.business.system;

/**
 * <p>Title: DocKindDAO</p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2003,by wingroup</p>
 * <p>Company: wingroup</p>
 * @author jarrywen
 * @version 1.0
 */

import java.io.*;
import java.sql.*;
import java.util.Properties;
import java.util.Collection;
import java.util.ArrayList;
import com.jasson.business.common.DbConn;

import com.jasson.common.*;

public class DocKindDAO {
	private int KindID;
	private String KindNO;
	private String KindName;
	private String ActiveTag;
	public DocKindDAO( int KindID, String KindNO, String KindName, String ActiveTag ){
		this.KindID = KindID;
		this.KindNO = KindNO;
		this.KindName = KindName;
		this.ActiveTag = ActiveTag;
	}
	public DocKindDAO() {
	}
	public int getKindID(){
		return KindID;
	}
	public void setKindID(int KindID){
		this.KindID = KindID;
	}
	public String getKindNO(){
		return KindNO;
	}
	public void setKindNO(String KindNO){
		this.KindNO = KindNO;
	}
	public String getKindName(){
		return KindName;
	}
	public void setKindName(String KindName){
		this.KindName = KindName;
	}
	public String getActiveTag(){
		return ActiveTag;
	}
	public void setActiveTag(String ActiveTag){
		this.ActiveTag = "0";
		if (ActiveTag != null) {
			if (ActiveTag.equals("1")) {
				this.ActiveTag = ActiveTag;
			}
		}
	}
	public static DocKindDAO find(int KindID){
		ExtendString ExStr = new ExtendString();
		Connection con = null;
		PreparedStatement ps = null;
		ResultSet rs = null;
		DocKindDAO result = null;
		try {
			DbConn dbConn = new DbConn();
			con = dbConn.getConnection();
			ps = con.prepareStatement("select  KindID, KindNO, KindName, ActiveTag from TKind where KindID = ?");
			ps.setInt(1, KindID);
			rs = ps.executeQuery();
			if (rs.next()) {
				result = new DocKindDAO( rs.getInt(1), ExStr.dbDecode(rs.getString(2)), ExStr.dbDecode(rs.getString(3)), ExStr.dbDecode(rs.getString(4)));
			}
			rs.close();
			rs = null;
			ps.close();
			ps = null;
			con.close();
			con = null;
		}
		catch (SQLException sqlException) {
			System.out.println(sqlException.getMessage());
		}
		finally {
			if (rs != null) {
				try {
					rs.close();
				}
				catch (SQLException sqlException) {
				}
				rs = null;
			}
			if (ps != null) {
				try {
					ps.close();
				}
				catch (SQLException sqlException) {
				}
				ps = null;
			}
			if (con != null) {
				try {
					con.close();
				}
				catch (SQLException sqlException) {
				}
				con = null;
			}
		}
		return result;
	}
	public static DocKindDAO[] findSelectAll() {
		ExtendString ExStr = new ExtendString();
		Connection con = null;
		PreparedStatement ps = null;
		ResultSet rs = null;
		DocKindDAO result = null;
		Collection results = new ArrayList();
		try {
			DbConn dbConn = new DbConn();
			con = dbConn.getConnection();
			ps = con.prepareStatement("select  KindID, KindNO, KindName, ActiveTag from TKind");
			rs = ps.executeQuery();
			while (rs.next()) {
				result = new DocKindDAO( rs.getInt(1), ExStr.dbDecode(rs.getString(2)), ExStr.dbDecode(rs.getString(3)), ExStr.dbDecode(rs.getString(4)));
				results.add(result);
			}
			rs.close();
			rs = null;
			ps.close();
			ps = null;
			con.close();
			con = null;
		}
		catch (SQLException sqlException) {
			System.out.println(sqlException.getMessage());
		}
		finally {
			if (rs != null) {
				try {
					rs.close();
				}
				catch (SQLException sqlException) {
				}
				rs = null;
			}
			if (ps != null) {
				try {
					ps.close();
				}
				catch (SQLException sqlException) {
				}
				ps = null;
			}
			if (con != null) {
				try {
					con.close();
				}
				catch (SQLException sqlException) {
				}
				con = null;
			}
		}
		return (DocKindDAO[])results.toArray(new DocKindDAO[0]);
	}
	public static DocKindDAO[] findAll() {
		ExtendString ExStr = new ExtendString();
		Connection con = null;
		PreparedStatement ps = null;
		ResultSet rs = null;
		DocKindDAO result = null;
		Collection results = new ArrayList();
		try {
			DbConn dbConn = new DbConn();
			con = dbConn.getConnection();
			ps = con.prepareStatement("select  KindID, KindNO, KindName, ActiveTag from TKind where ActiveTag = 1");
			rs = ps.executeQuery();
			while (rs.next()) {
				result = new DocKindDAO( rs.getInt(1), ExStr.dbDecode(rs.getString(2)), ExStr.dbDecode(rs.getString(3)), ExStr.dbDecode(rs.getString(4)));
				results.add(result);
			}
			rs.close();
			rs = null;
			ps.close();
			ps = null;
			con.close();
			con = null;
		}
		catch (SQLException sqlException) {
			System.out.println(sqlException.getMessage());
		}
		finally {
			if (rs != null) {
				try {
					rs.close();
				}
				catch (SQLException sqlException) {
				}
				rs = null;
			}
			if (ps != null) {
				try {
					ps.close();
				}
				catch (SQLException sqlException) {
				}
				ps = null;
			}
			if (con != null) {
				try {
					con.close();
				}
				catch (SQLException sqlException) {
				}
				con = null;
			}
		}
		return (DocKindDAO[])results.toArray(new DocKindDAO[0]);
	}
	public long insert() {
		Connection con = null;
		PreparedStatement ps = null;
		ResultSet rs = null;
		long lngSQLReturn = -1;
		long lngReturn = -1;
		try {
			DbConn dbConn = new DbConn();
			con = dbConn.getConnection();
			if (con != null) {
				ps = con.prepareStatement("select MAX(KindID) from TKind");
				rs = ps.executeQuery();
				if (rs.next()){
					int maxKindID = rs.getInt(1)+1;
					this.setKindID(maxKindID);
				}
				ps = con.prepareStatement("insert into TKind ( KindID, KindNO, KindName, ActiveTag) values ( ?, ?, ?, ?)");
				ps.setInt(1, getKindID());
				ps.setString(2, getKindNO());
				ps.setString(3, getKindName());
				ps.setString(4, getActiveTag());
				lngSQLReturn = ps.executeUpdate();
				lngReturn = lngSQLReturn;
			}
			rs.close();
			rs = null;
			ps.close();
			ps = null;
			con.close();
			con = null;
		}
		catch (SQLException sqlException) {
			System.out.println(sqlException.getMessage());
		}
		finally {
			if (rs != null) {
				try {
					rs.close();
				}
				catch (SQLException sqlException) {
				}
				rs = null;
			}
			if (ps != null) {
				try {
					ps.close();
				}
				catch (SQLException sqlException) {
				}
				ps = null;
			}
			if (con != null) {
				try {
					con.close();
				}
				catch (SQLException sqlException) {
				}
				con = null;
			}
		}
		return lngReturn;
	}
	public boolean delete(int KindID) {
		Connection con = null;
		PreparedStatement ps = null;
		boolean blnReturn = false;
		try {
			DbConn dbConn = new DbConn();
			con = dbConn.getConnection();
			if (con != null) {
				ps = con.prepareStatement("delete TKind  where KindID = ?");
				ps.setInt(1, KindID);
				blnReturn = (ps.executeUpdate() == 1);
				ps.close();
			}
			con.close();
		}
		catch (SQLException sqlException) {
			System.out.println(sqlException.getMessage());
		}
		finally {
			if (ps != null) {
				try {
					ps.close();
				}
				catch (SQLException sqlException) {
				}
				ps = null;
			}
			if (con != null) {
				try {
					con.close();
				}
				catch (SQLException sqlException) {
				}
				con = null;
			}
		}
		return blnReturn;
	}
	public boolean update() {
		Connection con = null;
		PreparedStatement ps = null;
		boolean blnReturn = false;
		try {
			DbConn dbConn = new DbConn();
			con = dbConn.getConnection();
			if (con != null) {
				ps = con.prepareStatement("update TKind set  KindID = ?, KindNO = ?, KindName = ?, ActiveTag = ? where KindID = ?");
				ps.setInt(1, getKindID());
				ps.setString(2, getKindNO());
				ps.setString(3, getKindName());
				ps.setString(4, getActiveTag());
				ps.setInt(5, getKindID());
				blnReturn = (ps.executeUpdate() == 1);
				ps.close();
			}
			con.close();
		}
		catch (SQLException sqlException) {
			System.out.println(sqlException.getMessage());
		}
		finally {
			if (ps != null) {
				try {
					ps.close();
				}
				catch (SQLException sqlException) {
				}
				ps = null;
			}
			if (con != null) {
				try {
					con.close();
				}
				catch (SQLException sqlException) {
				}
				con = null;
			}
		}
		return blnReturn;
	}
}