searchlinkman.java

java编写的一个简易通讯录,用的是Swing组件开发的界面,Properties属性文件用作保存数据,能用于初学者贯通java面向对象开发思想,并有很强扩展性,比如将DAO层换为数据库,将表示层换为

package com.lovo.testminibook.control;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Map;
import java.util.Set;
import java.util.Vector;

import javax.swing.JOptionPane;

import com.lovo.testminibook.model.LinkMan;
import com.lovo.testminibook.util.FileUtil;
import com.lovo.testminibook.view.MainWindow;

public class SearchLinkMan implements ActionListener {

	MainWindow mw;
	public SearchLinkMan(MainWindow mw){
		this.mw=mw;
	}
	@Override
	public void actionPerformed(ActionEvent e){
		String select=(String) mw.getJComboBox().getSelectedItem();
		String input=mw.getJTextField5().getText().trim();
		if(select.equals("按学号查询")){
			if(input==null||input.equals("")){
				JOptionPane.showMessageDialog(mw, "输入要查询的学号");
				return;
			}else{
				this.searchByNumber(input);
			}
		}else if(select.equals("按姓名查询")){
			if(input==null||input.equals("")){
				JOptionPane.showMessageDialog(mw, "输入要查询的姓名");
				return;
			}else{
				this.searchByName(input);
			}
		}else{
			mw.setJTable();
		}

	}
	
	private void searchByNumber(String number){
		FileUtil fu=new FileUtil();
		Map<String,LinkMan> user=fu.getUser();
		if(user.get(number)!=null){
			Vector vo=fu.LinkManToVector(user.get(number));
			Vector dateVector=new Vector();
			dateVector.add(vo);
			mw.setJTable(dateVector, fu.getHeadVector());
		}else{
			mw.setJTable(null, fu.getHeadVector());
		}
		
	}
	
	private void searchByName(String name){
		FileUtil fu=new FileUtil();
		Vector dateVector=new Vector();
		Map<String,LinkMan> user=fu.getUser();
		Set<String> temp=user.keySet();
		for(String t:temp){
			LinkMan lm=user.get(t);
			if(mw.getJTextField5().getText().trim().equals(lm.getName())){
				Vector vo=fu.LinkManToVector(lm);
				dateVector.add(vo);
				mw.setJTable(dateVector, fu.getHeadVector());
			}else{
				mw.setJTable(null, fu.getHeadVector());
			}
		}
	}

}