Examples with CommandExecutionException org.codelibs.fess.exception.CommandExecutionException used on opensource projects

Example 1 with CommandExecutionException

use of org.codelibs.fess.exception.CommandExecutionException in project fess by codelibs.

the class CommandChain method executeCommand.

protected int executeCommand(final String[] commands, final String username, final String password) {
    if (commands == null || commands.length == 0) {
        throw new CommandExecutionException("command is empty.");
    }
    if (logger.isInfoEnabled()) {
        logger.info("Command: " + String.join(" ", commands));
    }
    final String[] cmds = stream(commands).get(stream -> stream.map(s -> {
        if ("$USERNAME".equals(s)) {
            return username;
        } else if ("$PASSWORD".equals(s)) {
            return password;
        } else {
            return s;
        }
    }).toArray(n -> new String[n]));
    final ProcessBuilder pb = new ProcessBuilder(cmds);
    if (workingDirectory != null) {
        pb.directory(workingDirectory);
    }
    pb.redirectErrorStream(true);
    Process currentProcess = null;
    MonitorThread mt = null;
    try {
        currentProcess = pb.start();
        // monitoring
        mt = new MonitorThread(currentProcess, executionTimeout);
        mt.start();
        final InputStreamThread it = new InputStreamThread(currentProcess.getInputStream(), commandOutputEncoding, maxOutputLine);
        it.start();
        currentProcess.waitFor();
        it.join(5000);
        if (mt.isTeminated()) {
            throw new CommandExecutionException("The command execution is timeout: " + String.join(" ", commands));
        }
        final int exitValue = currentProcess.exitValue();
        if (logger.isInfoEnabled()) {
            logger.info("Exit Code: " + exitValue + " - Process Output:\n" + it.getOutput());
        }
        if (exitValue == 143 && mt.isTeminated()) {
            throw new CommandExecutionException("The command execution is timeout: " + String.join(" ", commands));
        }
        return exitValue;
    } catch (final CrawlerSystemException e) {
        throw e;
    } catch (final InterruptedException e) {
        if (mt != null && mt.isTeminated()) {
            throw new CommandExecutionException("The command execution is timeout: " + String.join(" ", commands), e);
        }
        throw new CommandExecutionException("Process terminated.", e);
    } catch (final Exception e) {
        throw new CommandExecutionException("Process terminated.", e);
    } finally {
        if (mt != null) {
            mt.setFinished(true);
            try {
                mt.interrupt();
            } catch (final Exception e) {
            // ignore
            }
        }
        if (currentProcess != null) {
            try {
                currentProcess.destroy();
            } catch (final Exception e) {
            // ignore
            }
        }
        currentProcess = null;
    }
}