/**
* @return the clipboard content as a String (DataFlavor.stringFlavor) Code snippet adapted from
* jEdit (Registers.java), http://www.jedit.org. Returns null if clipboard is empty.
*/
public static String getClipboardStringContent(Clipboard clipboard) {
// Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
try {
String selection =
(String) (clipboard.getContents(null).getTransferData(DataFlavor.stringFlavor));
if (selection == null) return null;
boolean trailingEOL =
(selection.endsWith("\n") || selection.endsWith(System.getProperty("line.separator")));
// Some Java versions return the clipboard contents using the native line separator,
// so have to convert it here , see jEdit's "registers.java"
BufferedReader in = new BufferedReader(new StringReader(selection));
StringBuffer buf = new StringBuffer();
String line;
while ((line = in.readLine()) != null) {
buf.append(line);
buf.append('\n');
}
// remove trailing \n
if (!trailingEOL) buf.setLength(buf.length() - 1);
return buf.toString();
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
/** EdiDialog constructor comment. */
public void keyReleased(java.awt.event.KeyEvent e) {
if (e.getSource() == list) {
switch (e.getKeyCode()) {
case KeyEvent.VK_DELETE:
case KeyEvent.VK_BACK_SPACE:
if (keys.length() > 0) keys.setLength(keys.length() - 1);
break;
case KeyEvent.VK_ESCAPE:
dispose();
break;
case KeyEvent.VK_ENTER:
dispose();
actionOK();
break;
case KeyEvent.VK_SPACE:
actionAdd();
break;
default:
// keys.append((char) e.getKeyChar());
list.ensureIndexIsVisible(list.getSelectedIndex());
}
// if (debug)
// System.out.println("keys: " + keys);
return;
}
switch (e.getKeyCode()) {
case KeyEvent.VK_ENTER:
case KeyEvent.VK_ESCAPE:
dispose();
break;
default:
break;
}
super.keyReleased(e);
}
// The main procedure
public static void main(String args[]) {
String s;
initGUI();
while (true) {
try { // Poll every ~10 ms
Thread.sleep(10);
} catch (InterruptedException e) {
}
switch (connectionStatus) {
case BEGIN_CONNECT:
try {
// Try to set up a server if host
if (isHost) {
hostServer = new ServerSocket(port);
socket = hostServer.accept();
}
// If guest, try to connect to the server
else {
socket = new Socket(hostIP, port);
}
in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
out = new PrintWriter(socket.getOutputStream(), true);
changeStatusTS(CONNECTED, true);
}
// If error, clean up and output an error message
catch (IOException e) {
cleanUp();
changeStatusTS(DISCONNECTED, false);
}
break;
case CONNECTED:
try {
// Send data
if (toSend.length() != 0) {
out.print(toSend);
out.flush();
toSend.setLength(0);
changeStatusTS(NULL, true);
}
// Receive data
if (in.ready()) {
s = in.readLine();
if ((s != null) && (s.length() != 0)) {
// Check if it is the end of a trasmission
if (s.equals(END_CHAT_SESSION)) {
changeStatusTS(DISCONNECTING, true);
}
// Otherwise, receive what text
else {
appendToChatBox("INCOMING: " + s + "\n");
changeStatusTS(NULL, true);
}
}
}
} catch (IOException e) {
cleanUp();
changeStatusTS(DISCONNECTED, false);
}
break;
case DISCONNECTING:
// Tell other chatter to disconnect as well
out.print(END_CHAT_SESSION);
out.flush();
// Clean up (close all streams/sockets)
cleanUp();
changeStatusTS(DISCONNECTED, true);
break;
default:
break; // do nothing
}
}
}
// Checks the current state and sets the enables/disables
// accordingly
public void run() {
switch (connectionStatus) {
case DISCONNECTED:
connectButton.setEnabled(true);
disconnectButton.setEnabled(false);
ipField.setEnabled(true);
portField.setEnabled(true);
hostOption.setEnabled(true);
guestOption.setEnabled(true);
chatLine.setText("");
chatLine.setEnabled(false);
statusColor.setBackground(Color.red);
break;
case DISCONNECTING:
connectButton.setEnabled(false);
disconnectButton.setEnabled(false);
ipField.setEnabled(false);
portField.setEnabled(false);
hostOption.setEnabled(false);
guestOption.setEnabled(false);
chatLine.setEnabled(false);
statusColor.setBackground(Color.orange);
break;
case CONNECTED:
connectButton.setEnabled(false);
disconnectButton.setEnabled(true);
ipField.setEnabled(false);
portField.setEnabled(false);
hostOption.setEnabled(false);
guestOption.setEnabled(false);
chatLine.setEnabled(true);
statusColor.setBackground(Color.green);
break;
case BEGIN_CONNECT:
connectButton.setEnabled(false);
disconnectButton.setEnabled(false);
ipField.setEnabled(false);
portField.setEnabled(false);
hostOption.setEnabled(false);
guestOption.setEnabled(false);
chatLine.setEnabled(false);
chatLine.grabFocus();
statusColor.setBackground(Color.orange);
break;
}
// Make sure that the button/text field states are consistent
// with the internal states
ipField.setText(hostIP);
portField.setText((new Integer(port)).toString());
hostOption.setSelected(isHost);
guestOption.setSelected(!isHost);
statusField.setText(statusString);
chatText.append(toAppend.toString());
toAppend.setLength(0);
mainFrame.repaint();
}
public void echoCmd(LibgistCommand cmd) {
if (!showCmdsItem.getState()) {
return;
}
echoBuffer.setLength(0); // reset
switch (cmd.cmdType) {
case LibgistCommand.INSERT:
echoBuffer.append("insert \"").append(cmd.key);
echoBuffer.append("\" \"").append(cmd.data).append("\"");
break;
case LibgistCommand.REMOVE:
echoBuffer.append("delete \"").append(cmd.qual);
echoBuffer.append("\"");
break;
case LibgistCommand.FETCH:
echoBuffer.append("select ");
if (cmd.fetchLimit > 0) {
echoBuffer.append(cmd.fetchLimit).append(" ");
}
echoBuffer.append("\"").append(cmd.qual).append("\"");
break;
case LibgistCommand.CREATE:
echoBuffer.append("create ").append(cmd.indexName);
echoBuffer.append(" ").append(cmd.extension);
break;
case LibgistCommand.OPEN:
echoBuffer.append("open ").append(cmd.indexName);
break;
case LibgistCommand.CLOSE:
echoBuffer.append("close");
break;
case LibgistCommand.FLUSH:
echoBuffer.append("flush");
break;
case LibgistCommand.OPENANL:
echoBuffer.append("openanl ").append(cmd.analysisFile.getPath());
break;
case LibgistCommand.CLOSEANL:
echoBuffer.append("closeanl");
break;
case LibgistCommand.CREATEANL:
echoBuffer.append("createanl");
break;
case LibgistCommand.SCRIPT:
echoBuffer.append("executing script...");
break;
default:
// something wrong here
}
consoleFrame.echoCmd(echoBuffer.toString());
}
