socketswingclient.java

这是一款应用程序与数据库联接

/* ===========================================================
 * JDBMonitor : a flexiable JDBC Monitor for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2006-2006, by yang zhongke
 *
 * Project Info:  http://www.cownew.com
 *
 * This library is free software; you can redistribute it and/or modify it 
 * under the terms of the GNU Lesser General Public License as published by 
 * the Free Software Foundation; either version 2.1 of the License, or 
 * (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but 
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
 * USA.  
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
 * in the United States and other countries.]
 *
 * ---------------
 * SocketSwingClient.java
 * ---------------
 * (C) Copyright 2006-2006, by yang zhongke
 *
 * Original Author:  yang zhongke;
 *
 * Changes
 * -------
 *
 */
package com.cownew.JDBMonitor.listenerImpl.sckListenerClient;

import java.awt.event.ActionEvent;
import java.awt.event.WindowEvent;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JOptionPane;

import com.cownew.JDBMonitor.common.InstanceUtils;
import com.cownew.JDBMonitor.common.SQLInfo;
import com.cownew.JDBMonitor.listenerImpl.uicommon.SwingUtils;

public class SocketSwingClient extends AbstractSocketSwingClient
implements IDBSocketClientListener
{

	private static final long serialVersionUID = -1459937898254143632L;		
	
	private ConnectConfigDialog dialog;
	
	protected ListenerClient listenerClient;
	
	protected boolean isScrollLock = false;

	protected void menuItemCreateConnect_actionPerformed(ActionEvent arg0)
	{
		showConnectDialog();
	}

	private boolean showConnectDialog()
	{
		if(dialog==null)
		{
			dialog = new ConnectConfigDialog(this);
			dialog.setSize(300, 100);
		}
		dialog.show();
		if(dialog.isOK())
		{
			try
			{
				if(listenerClient!=null)
				{
				    disconnect();
				}
				connect();
				menuItemStop.setEnabled(true);
				menuItemStart.setEnabled(false);
			} catch (IOException e)
			{
				handleException(e);
			}
			return true;
		}
		return false;
	}

	protected void menuItemStart_actionPerformed(ActionEvent e)
	{
		try
		{
			connect();
		} catch (IOException ioe)
		{
			handleException(ioe);
		}
		menuItemStop.setEnabled(true);
		menuItemStart.setEnabled(false);
	}

	protected void menuItemStop_actionPerformed(ActionEvent e)
	{
		try
		{
			disconnect();
		} catch (IOException ioe)
		{
			handleException(ioe);
		}
		menuItemStop.setEnabled(false);
		menuItemStart.setEnabled(true);
	}
	
	protected void connect() throws IOException
	{
		listenerClient = new ListenerClient(dialog.getHostName(),dialog.getPort(),this);
		listenerClient.connect();
		textAreaMsg.append("connected!\n");
	}
	
	protected void disconnect() throws IOException
	{
		if(listenerClient!=null)
		    listenerClient.close();
	}	

	public void receive(SQLInfo msg)
	{
		textAreaMsg.append(msg.toString());
		textAreaMsg.append("\n");
		if(!isScrollLock)
		{
			textAreaMsg.setCaretPosition(textAreaMsg.getText().length());
		}
	}

	protected void menuItemClear_actionPerformed(ActionEvent arg0)
	{
		textAreaMsg.setText("");
	}

	protected void menuItemCopy_actionPerformed(ActionEvent arg0)
	{
		textAreaMsg.copy();
	}

	protected void menuItemSelectAll_actionPerformed(ActionEvent arg0)
	{
		textAreaMsg.selectAll();
	}

	protected void menuItemAbout_actionPerformed(ActionEvent arg0)
	{
		StringBuffer sb = new StringBuffer();
		sb.append("CopyRight by Yang Zhongke\n");
		sb.append("[e-mail]\n");
		sb.append("www.cownew.com\n");
		sb.append("Made in China!\n");
		JOptionPane.showMessageDialog(this,sb.toString());
	}

	protected void menuItemScrollLock_actionPerformed(ActionEvent arg0)
	{
		isScrollLock = ! isScrollLock;
	}	

	protected void menuItemSave_actionPerformed(ActionEvent arg0)
	{
		JFileChooser fileDlg = new JFileChooser();
		if(fileDlg.showSaveDialog(this)==JFileChooser.APPROVE_OPTION)
		{
			DataOutputStream dos = null;
			try
			{
				File file = fileDlg.getSelectedFile();
				dos = new DataOutputStream(new FileOutputStream(file));
				dos.writeBytes(textAreaMsg.getText());
			} catch (FileNotFoundException e)
			{
				handleException(e);
			} catch (IOException e)
			{
				handleException(e);
			}
			finally
			{
				InstanceUtils.closeOutStream(dos);
			}
		}
	}
	
	protected void menuItemFind_actionPerformed(ActionEvent arg0)
	{		
		FindDialog findDlg = FindDialog.getFindDialog(this,textAreaMsg);	
		findDlg.show();
	}

	public static void main(String[] args)
	{
		JFrame mainForm = new SocketSwingClient();
		mainForm.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		
		SwingUtils.initWindowSize(mainForm);
		mainForm.setTitle("JDBMonitor Client Listener");
		mainForm.show();
	}

	protected void onOpend(WindowEvent e)
	{
		super.onOpend(e);
		if(showConnectDialog()==false)
		{
			dispose();
		}
	}

}