秦皇岛公交信息查询系统单机测试平台

this.bestpath=bestpath; this.isfinding=isfinding; } public Finding_way ( Beg_end_sta inputstation ) { this.inputstation=inputstation;
} public void createFindWay(Beg_end_sta inputstation)
bestpath[i].addSegment( resBusNo[i] );
//System.out.print("s"+resBusNo[i]+"f "); i++;
} pathTotal=i; resultBusNo.close(); //System.out.println(" "); //System.out.println(" ");
//3 表示间接查询中，起点站不存在 5 该车次无车站 //6 倒一次车的中间站点不存在
public Finding_way() {
}
public Finding_way( Beg_end_sta inputstation,Path [] bestpath, boolean isfinding ) { this.inputstation=inputstation;
jbtQuery.addActionListener(this);
} public static void main(String[] args)
{ BusSystem frame=new BusSystem(); frame.setTitle("秦皇岛公交信息查询系统"); frame.setSize(300,500); frame.setVisible(true);
//给出不倒车直接到达的方案 public boolean direct_find() { int i=0; int resBegSeq,resEndSeq; int resBegSeqShadow,resEndSeqShadow; int distance;//起点站到终点站所经过的车站数 String [] resBusNo=new String [20]; String begining,ending; String queryBusNo,queryBegSeq,queryEndSeq,queryPassSta; String queryPath; //String busNo; begining=inputstation.getBegName(); ending=inputstation.getEndName(); if(begining==ending) { //System.out.println("起点和终点是同一站点"); errState=2; //起点和终点是同一站点 return false;
JPanel p3=new JPanel(); p3.setLayout(new BorderLayout(2,1)); p3.add( new Label("查询结果"),BorderLayout.NORTH); p3.add( scrollPane,BorderLayout.CENTER );
p1.setBorder(new TitledBorder(" "));
inputstation=new Beg_end_sta(); inputstation.set_be_sta( begining , ending ); bestpath=new Path[20]; for ( int i=0; i<20; i++)
{ bestpath[i]=new Path();
}
queryBusNo="SELECT bus_no
FROM bus_table WHERE
station_name='" + begining + "' AND bus_no In ( SELECT bus_no FROM bus_table
WHERE station_name='" + ending +"')";
{ this.inputstation=new Beg_end_sta(); this.inputstation=inputstation; this.bestpath=new Path[20];
} public
{
void createFindWay(Station begining,Station ending )
JPanel p2=new JPanel(); p2.setLayout( new FlowLayout(FlowLayout.RIGHT)); p2.add( jbtQuery );
getContentPane().add(p1,BorderLayout.NORTH); getContentPane().add(p2,BorderLayout.SOUTH); getContentPane().add(p3,BorderLayout.CENTER);
}
}
public {
void createFindWay(String begining,String ending )
inputstation=new Beg_end_sta(); inputstation.set_be_sta( new Station(begining) , new Station (ending) ); bestpath=new Path[20]; for ( int i=0; i<20; i++)
//System.out.println(resultBusNo);
/* if (resultBusNo)//找到合适的函数来检查是否有有效数据!!
所经过的车站
{ System.out.println("无可行方案 "); errState=1; return false;
} */
if( !resultBusNo.next() ) { errState=1; //System.out.println(resBusNo[0]+"dd"); return false; }
} public void actionPerformed(ActionEvent e)
{ if(e.getSource ()==jbtQuery ) { String beginSta=jtfBeginSta.getText(); String endSta=jtfEndSta.getText(); String resultQuery; boolean isFinded;
jtaResult.setText(resultQuery);
}
}
}
//Finding_way.java
//该类用来计算乘车方案。
import .URL; import java.sql.*; public class Finding_way {
private Beg_end_sta inputstation;//起始站点 private Path [] bestpath;//20 个乘车方案 private boolean isfinding;//是否找到可行的乘车方案 private int pathTotal; private int errState=0;//1 表示没有直达方案 2 表示起点站与终点站为同一站点
Finding_way myFind=new Finding_way(); myFind.createFindWay( beginSta,endSta ); isFinded=myFind. find_bestway (); if(isFinded)
{
resultQuery=myFind.output(); // System.out.println(myFind.output()); } else { resultQuery="对不起，未找到可行方案！\n"; }
//BusSystem.java
//秦皇岛公交信息查询系统单机测试平台
//用于以窗口形式输入查询站点，输出乘车方案 import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.border.TitledBorder;
try{Βιβλιοθήκη Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
Connection con=DriverManager.getConnection("jdbc:odbc:bus");
Statement stmt;
stmt=con.createStatement();
ResultSet resultBusNo ,resultBegSeq,resultEndSeq,resultPassSta;
resultBusNo=stmt.executeQuery( queryBusNo );
//System.out.println(resultBusNo);
//找到从起点直达终点的一系列公交车次
public void setbestpath(Path [] bestpath ) { this.bestpath=bestpath; }
public Path[] getbestpath() { return bestpath; }
public void setisfinding( boolean isfinding ) { this.isfinding=isfinding; }