/**
* {@inheritDoc}
*
* @throws OperaRunnerException if launcher is shut down or not running
*/
@Override
public void startOpera() throws OperaRunnerException {
assertLauncherAlive();
try {
byte[] request = LauncherStartRequest.newBuilder().build().toByteArray();
ResponseEncapsulation res = protocol.sendRequest(MessageType.MSG_START, request);
if (handleStatusMessage(res.getResponse()) != StatusType.RUNNING) {
throw new IOException("launcher unable to start binary");
}
// Check Opera hasn't immediately exited (e.g. due to unknown arguments)
try {
Thread.sleep(OperaIntervals.PROCESS_START_SLEEP.getMs());
} catch (InterruptedException e) {
// nothing
}
res = protocol.sendRequest(MessageType.MSG_STATUS, request);
if (handleStatusMessage(res.getResponse()) != StatusType.RUNNING) {
throw new IOException(
"Opera exited immediately; possibly incorrect arguments? Command: "
+ binary.getCommands());
}
} catch (IOException e) {
throw new OperaRunnerException("Could not start Opera: " + e.getMessage());
}
}
/**
* {@inheritDoc}
*
* @throws OperaRunnerException if launcher is shut down or not running
*/
@Override
public void stopOpera() throws OperaRunnerException {
assertLauncherAlive();
if (!isOperaRunning()) {
return;
}
try {
LauncherStopRequest.Builder request = LauncherStopRequest.newBuilder();
ResponseEncapsulation res =
protocol.sendRequest(MessageType.MSG_STOP, request.build().toByteArray());
if (handleStatusMessage(res.getResponse()) == StatusType.RUNNING) {
throw new IOException("launcher unable to stop binary");
}
} catch (IOException e) {
throw new OperaRunnerException("Could not stop Opera: " + e.getMessage());
}
}
/**
* Take screenshot using external program. Will not trigger a screen repaint.
*
* @throws OperaRunnerException if launcher is shutdown or not running
*/
@Override
public ScreenShotReply saveScreenshot(long timeout, String... hashes)
throws OperaRunnerException {
assertLauncherAlive();
String resultMd5;
byte[] resultBytes;
boolean blank = false;
try {
LauncherScreenshotRequest.Builder request = LauncherScreenshotRequest.newBuilder();
for (String hash : hashes) {
request.addKnownMD5S(hash);
}
request.setKnownMD5STimeoutMs((int) timeout);
ResponseEncapsulation res =
protocol.sendRequest(MessageType.MSG_SCREENSHOT, request.build().toByteArray());
LauncherScreenshotResponse response = (LauncherScreenshotResponse) res.getResponse();
resultMd5 = response.getMd5();
resultBytes = response.getImagedata().toByteArray();
if (response.hasBlank()) {
blank = response.getBlank();
}
} catch (SocketTimeoutException e) {
throw new OperaRunnerException("Could not get screenshot from launcher", e);
} catch (IOException e) {
throw new OperaRunnerException("Could not get screenshot from launcher", e);
}
ScreenShotReply screenshotreply = new ScreenShotReply(resultMd5, resultBytes);
screenshotreply.setBlank(blank);
screenshotreply.setCrashed(this.hasOperaCrashed());
return screenshotreply;
}