Swing 웹 소켓 테스트 클 라 이언 트 작성

5923 단어 자바websocket
import java.awt.Container;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowEvent;
import java.net.URI;
import java.net.URISyntaxException;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import org.java_websocket.WebSocket;
import org.java_websocket.WebSocketClient;
import org.java_websocket.drafts.Draft;
import org.java_websocket.drafts.Draft_10;
import org.java_websocket.drafts.Draft_17;
import org.java_websocket.drafts.Draft_75;
import org.java_websocket.drafts.Draft_76;
import org.java_websocket.handshake.ServerHandshake;

public class ChatClient extends JFrame implements ActionListener {
	private static final long serialVersionUID = -6056260699202978657L;
	private final JTextField uriField;
	private final JButton connect;
	private final JButton close;
	private final JTextArea ta;
	private final JTextField chatField;
	private final JComboBox draft;
	private WebSocketClient cc;

	public ChatClient( String defaultlocation ) {
		super( "WebSocket Chat Client" );
		Container c = getContentPane();
		GridLayout layout = new GridLayout();
		layout.setColumns( 1 );
		layout.setRows( 6 );
		c.setLayout( layout );

		Draft[] drafts = { new Draft_17(), new Draft_10(), new Draft_76(), new Draft_75() };
		draft = new JComboBox( drafts );
		c.add( draft );

		uriField = new JTextField();
		uriField.setText( defaultlocation );
		c.add( uriField );

		connect = new JButton( "Connect" );
		connect.addActionListener( this );
		c.add( connect );

		close = new JButton( "Close" );
		close.addActionListener( this );
		close.setEnabled( false );
		c.add( close );

		JScrollPane scroll = new JScrollPane();
		ta = new JTextArea();
		scroll.setViewportView( ta );
		c.add( scroll );

		chatField = new JTextField();
		chatField.setText( "" );
		chatField.addActionListener( this );
		c.add( chatField );

		java.awt.Dimension d = new java.awt.Dimension( 300, 400 );
		setPreferredSize( d );
		setSize( d );

		addWindowListener( new java.awt.event.WindowAdapter() {
			@Override
			public void windowClosing( WindowEvent e ) {
				if( cc != null ) {
					cc.close();
				}
				dispose();
			}
		} );

		setLocationRelativeTo( null );
		setVisible( true );
	}

	public void actionPerformed( ActionEvent e ) {

		if( e.getSource() == chatField ) {
			if( cc != null ) {
				try {
					cc.send( chatField.getText() );
					chatField.setText( "" );
					chatField.requestFocus();
				} catch ( InterruptedException ex ) {
					ex.printStackTrace();
				}
			}

		} else if( e.getSource() == connect ) {
			try {
				// cc = new ChatClient(new URI(uriField.getText()), area, ( Draft ) draft.getSelectedItem() );
				cc = new WebSocketClient( new URI( uriField.getText() ), (Draft) draft.getSelectedItem() ) {

					@Override
					public void onMessage( String message ) {
						ta.append( "got: " + message + "
" ); ta.setCaretPosition( ta.getDocument().getLength() ); } @Override public void onOpen( ServerHandshake handshake ) { ta.append( "You are connected to ChatServer: " + getURI() + "
" ); ta.setCaretPosition( ta.getDocument().getLength() ); } @Override public void onClose( int code, String reason, boolean remote ) { ta.append( "You have been disconnected from: " + getURI() + "; Code: " + code + " " + reason + "
" ); ta.setCaretPosition( ta.getDocument().getLength() ); connect.setEnabled( true ); uriField.setEditable( true ); draft.setEditable( true ); close.setEnabled( false ); } @Override public void onError( Exception ex ) { ta.append( "Exception occured ...
" + ex + "
" ); ta.setCaretPosition( ta.getDocument().getLength() ); ex.printStackTrace(); connect.setEnabled( true ); uriField.setEditable( true ); draft.setEditable( true ); close.setEnabled( false ); } }; close.setEnabled( true ); connect.setEnabled( false ); uriField.setEditable( false ); draft.setEditable( false ); cc.connect(); } catch ( URISyntaxException ex ) { ta.append( uriField.getText() + " is not a valid WebSocket URI
" ); } } else if( e.getSource() == close ) { try { cc.close(); } catch ( Exception ex ) { ex.printStackTrace(); } } } public static void main( String[] args ) { WebSocket.DEBUG = true; String location; if( args.length != 0 ) { location = args[ 0 ]; System.out.println( "Default server url specified: \'" + location + "\'" ); } else { location = "ws://localhost:8887"; System.out.println( "Default server url not specified: defaulting to \'" + location + "\'" ); } new ChatClient( location ); } }

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