?? coursedaoimpbyweb.java
字號:
/**
*
*/
package exam.dao;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.net.Socket;
import java.util.ArrayList;
import java.util.List;
import exam.model.Course;
/**
* @author 董曉煒
*
* Feb 13, 2009 2:12:47 PM
*/
public class CourseDaoImpByWeb implements CourseDao{
private Socket s;
public CourseDaoImpByWeb(Socket s){
this.s=s;
}
public Course[] getCourse() {
PrintWriter pw=null;
BufferedReader br=null;
List<Course> courses=new ArrayList<Course>();
Course[] cous;
try {
pw=new PrintWriter(new OutputStreamWriter(s.getOutputStream(),"UTF-8"));
pw.println("course:");
pw.flush();
br=new BufferedReader(new InputStreamReader(s.getInputStream(),"UTF-8"));
String str=null;
while((str=br.readLine())!=null){
String[] ss=str.split("=");
if(str.equals("isStop"))return null;
if(str.equals(""))break;
if(ss.length<2)continue;
Course course=new Course(ss[0],ss[1]);
courses.add(course);
}
} catch (IOException e) {
if(s!=null)
try {
s.close();
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
e.printStackTrace();
}
cous=new Course[courses.size()];
return courses.toArray(cous);
}
}
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