logevent.java

聊天工具

package server.logpane;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

import javax.swing.JButton;
import javax.swing.JOptionPane;

import server.login.ServerFrme;
/**
 * 日志面板中的事件类
 * @author 洪景泉
 *
 */
public class LogEvent implements ActionListener{

	private ServerFrme qqServerFrm=null;
	
	public LogEvent(ServerFrme qqServerFrm) {
		this.qqServerFrm = qqServerFrm;
	}

	public void actionPerformed(ActionEvent e) {
		JButton btnTemp = (JButton) e.getSource();
		String actSearch = btnTemp.getActionCommand();
		
		// 查询事件
		if (actSearch.equals("search")) {
				
			String name=(String)qqServerFrm.getLogPane().getYear().getSelectedItem()+
				(String)qqServerFrm.getLogPane().getMonth().getSelectedItem()+
				(String)qqServerFrm.getLogPane().getDay().getSelectedItem();
			
					
			File logFile = new File("./log/" + name + ".log");
				if(logFile.exists()){
					
					FileReader fr = null;
					BufferedReader br = null;
					try {
						fr = new FileReader(logFile);
						br = new BufferedReader(fr);
						String str = null;
						while ((str = br.readLine()) != null) {
							qqServerFrm.getLogPane().getRighttextArea().append("  "+str+"\n");
							
						}
					} catch (FileNotFoundException e1) {
						e1.printStackTrace();
					} catch (IOException e2) {
						e2.printStackTrace();
					} finally {
						try {
							fr.close();
							br.close();
						} catch (IOException e1) {
							e1.printStackTrace();
						}
					}
				}else{
					JOptionPane.showMessageDialog(qqServerFrm.getLogPane(), "日志不存在，请重新选择",
							"提示", JOptionPane.INFORMATION_MESSAGE);
					
				}
			}
			
	}		
}