istinnstudio commented on issue #3962:
URL: https://github.com/apache/netbeans/issues/3962#issuecomment-1714262502
A slightly modified test code that includes console timestamps and fault
detection:
```
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.Transferable;
import java.awt.datatransfer.UnsupportedFlavorException;
import java.awt.event.KeyEvent;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;
public class CopyPasteTest {
int maxTries = 12;
public static void main(String[] args) {
/*
Put cursor inside this comment block before running.
*/
try {
new CopyPasteTest();
} catch (Exception x) {
x.printStackTrace();
}
}
private final Robot robot;
private int iteration = 0;
public CopyPasteTest() throws Exception {
robot = new java.awt.Robot();
// open notepad, give it some time to get focus, and write our
starting text
Runtime.getRuntime().exec("notepad");
Thread.sleep(20);
writeText("sometext");
for (int tryNum = 1; tryNum <= maxTries; tryNum++) {
iteration++;
copyLine(); // copy from notepad
enter(); // go to the next line in notepad (to prep for the next
paste)
altTab(); // go to netbeans
paste(); // paste into netbeans
logTimestamp("Pasted into NetBeans", iteration);
writeText(String.valueOf(tryNum)); // add try num to the text in
netbeans
copyLine(); // copy from netbeans
enter(); // go to the next line in netbeans (to prep for the
next paste)
altTab(); // go to notepad
paste(); // paste into notepad
logTimestamp("Pasted into Notepad", iteration);
}
}
private void writeText(String text) {
for (char c : text.toCharArray()) {
int keyCode = KeyEvent.getExtendedKeyCodeForChar(c);
_press(keyCode);
_release(keyCode);
}
}
private void copyLine() {
// highlight this line
_press(KeyEvent.VK_END);
_release(KeyEvent.VK_END);
_press(KeyEvent.VK_SHIFT);
_press(KeyEvent.VK_HOME);
_release(KeyEvent.VK_HOME);
_release(KeyEvent.VK_SHIFT);
// copy highlighted text
_press(KeyEvent.VK_CONTROL);
_press(KeyEvent.VK_C);
_release(KeyEvent.VK_C);
_release(KeyEvent.VK_CONTROL);
// remove highlight, put cursor at the end of the line
_press(KeyEvent.VK_END);
_release(KeyEvent.VK_END);
}
private void paste() {
_press(KeyEvent.VK_CONTROL);
_press(KeyEvent.VK_V);
_release(KeyEvent.VK_CONTROL);
_release(KeyEvent.VK_V);
}
private void enter() {
_press(KeyEvent.VK_ENTER);
_release(KeyEvent.VK_ENTER);
}
private void altTab() {
_press(KeyEvent.VK_ALT);
_press(KeyEvent.VK_TAB);
_release(KeyEvent.VK_ALT);
_release(KeyEvent.VK_TAB);
try {
Thread.sleep(100); // breathing room for windows
} catch (InterruptedException ex) {
ex.printStackTrace();
}
}
private void _press(int e) {
robot.keyPress(e);
try {
Thread.sleep(20);
} catch (InterruptedException ex) {
ex.printStackTrace();
}
}
private void _release(int e) {
robot.keyRelease(e);
try {
Thread.sleep(20);
} catch (InterruptedException ex) {
ex.printStackTrace();
}
}
private void logTimestamp(String event, int iteration) {
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd
HH:mm:ss.SSS");
String timestamp = dateFormat.format(new Date());
String logMessage = "Iteration " + iteration + ": " + timestamp + "
- " + event;
// Check if the copied or pasted text is null or empty and print an
error if so
if ("".equals(getClipboardText().trim())) {
System.err.println(logMessage + " - Error: Copied or pasted text
is null or empty.");
} else {
System.out.println(logMessage);
}
}
// Helper method to get text from the clipboard
private String getClipboardText() {
Transferable clipboardContents =
Toolkit.getDefaultToolkit().getSystemClipboard().getContents(null);
if (clipboardContents != null &&
clipboardContents.isDataFlavorSupported(DataFlavor.stringFlavor)) {
try {
return (String)
clipboardContents.getTransferData(DataFlavor.stringFlavor);
} catch (UnsupportedFlavorException | IOException e) {
e.printStackTrace();
}
}
return "";
}
}
```
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