public void run() {
try {
out = new PrintWriter(this.socket.getOutputStream(), true);
in = new BufferedReader(new InputStreamReader(this.socket.getInputStream()));
while (true) {
synchronized (this) {
out.println(HEARTBEAT);
}
reallySleep(NORMAL_HEARTBEAT_INTERVAL);
}
} catch (SocketException e) {
log("Socket Exception: client may have already shutdown.");
log(e.getClass() + ": " + Arrays.asList(e.getStackTrace()));
} catch (Exception e) {
log("Heartbeat thread for child process (port " + port + ") got exception");
log(e.getClass() + ": " + Arrays.asList(e.getStackTrace()));
} finally {
log("Heartbeat thread for child process (port " + port + ") terminating.");
try {
socket.close();
} catch (IOException e) {
throw new RuntimeException(e);
}
}
}
@Override
public void upload(UploadRequest uploadRequest) {
ServerInfo serverInfo = uploadRequest.getServerInfo();
String host = serverInfo.getHost();
if (uploadRequest.isUseProxy()) {
initializeProxy(host);
}
int attemptCount = 0;
while (true) {
try {
login(serverInfo.getHost(), serverInfo.getLogin(), serverInfo.getPassword());
try {
ftpClient.setSoTimeout(DEFAULT_SOCKET_TIMEOUT);
} catch (SocketException e) {
LOGGER.error("socket exception: {} {}", e.getMessage(), e.getStackTrace());
throw new RuntimeException("socket exception: " + e.getMessage());
}
String prefixDirectory = serverInfo.getPrefix();
if (prefixDirectory != null) {
ftpClient.changeWorkingDirectory(prefixDirectory);
}
File directory = new File(uploadRequest.getUploadDir());
uploadDir(directory);
ftpClient.logout();
break;
} catch (IOException e) {
LOGGER.error("i/o error: {}, retrying", e.getMessage());
attemptCount++;
if (attemptCount > 5) {
LOGGER.debug("choosing another proxy after 5 attempts");
initializeProxy(host);
attemptCount = 0;
}
} finally {
if (ftpClient.isConnected()) {
try {
ftpClient.disconnect();
} catch (IOException ioe) {
// do nothing
}
}
}
}
}
