Java DefaultExecutor.setExitValues方法代碼示例

import org.apache.commons.exec.DefaultExecutor; //導入方法依賴的package包/類
/**
 * 日誌文件輸出方式
 *
 * 優點：支持將目標數據實時輸出到指定日誌文件中去
 * 缺點：
 *      標準輸出和錯誤輸出優先級固定，可能和腳本中順序不一致
 *      Java無法實時獲取
 *
 * @param command
 * @param scriptFile
 * @param logFile
 * @param params
 * @return
 * @throws IOException
 */
public static int execToFile(String command, String scriptFile, String logFile, String... params) throws IOException {
    // 標準輸出：print （null if watchdog timeout）
    // 錯誤輸出：logging + 異常 （still exists if watchdog timeout）
    // 標準輸入
    FileOutputStream fileOutputStream = new FileOutputStream(logFile, true);
    PumpStreamHandler streamHandler = new PumpStreamHandler(fileOutputStream, fileOutputStream, null);

    // command
    CommandLine commandline = new CommandLine(command);
    commandline.addArgument(scriptFile);
    if (params!=null && params.length>0) {
        commandline.addArguments(params);
    }

    // exec
    DefaultExecutor exec = new DefaultExecutor();
    exec.setExitValues(null);
    exec.setStreamHandler(streamHandler);
    int exitValue = exec.execute(commandline);  // exit code: 0=success, 1=error
    return exitValue;
}
 

import org.apache.commons.exec.DefaultExecutor; //導入方法依賴的package包/類
public int execute(String[] args, @Nullable Path workingDir, Map<String, String> addEnv) throws IOException {
  if (!Files.isExecutable(file)) {
    Set<PosixFilePermission> perms = new HashSet<PosixFilePermission>();
    perms.add(PosixFilePermission.OWNER_READ);
    perms.add(PosixFilePermission.OWNER_EXECUTE);
    Files.setPosixFilePermissions(file, perms);
  }

  ExecuteWatchdog watchdog = new ExecuteWatchdog(TIMEOUT);
  CommandLine cmd = new CommandLine(file.toFile());
  cmd.addArguments(args);
  DefaultExecutor exec = new DefaultExecutor();
  exec.setWatchdog(watchdog);
  exec.setStreamHandler(createStreamHandler());
  exec.setExitValues(null);
  if (workingDir != null) {
    exec.setWorkingDirectory(workingDir.toFile());
  }
  in.close();
  LOG.info("Executing: {}", cmd.toString());
  Map<String, String> env = new HashMap<>(System.getenv());
  env.putAll(addEnv);
  return exec.execute(cmd, env);
}
 

import org.apache.commons.exec.DefaultExecutor; //導入方法依賴的package包/類
/**
 * Executes the given command synchronously.
 *
 * @param command The command to execute.
 * @param processInput Input provided to the process.
 * @return The result of the execution, or empty if the process does not terminate within the timeout set for this executor.
 * @throws IOException if the process execution failed.
 */
public Optional<ProcessResult> execute(String command, String processInput) throws IOException {
    ByteArrayOutputStream processErr = new ByteArrayOutputStream();
    ByteArrayOutputStream processOut = new ByteArrayOutputStream();

    DefaultExecutor executor = new DefaultExecutor();
    executor.setStreamHandler(createStreamHandler(processOut, processErr, processInput));
    ExecuteWatchdog watchDog = new ExecuteWatchdog(TimeUnit.SECONDS.toMillis(timeoutSeconds));
    executor.setWatchdog(watchDog);
    executor.setExitValues(successExitCodes);

    int exitCode;
    try {
        exitCode = executor.execute(CommandLine.parse(command));
    } catch (ExecuteException e) {
        exitCode = e.getExitValue();
    }
    return (watchDog.killedProcess()) ?
            Optional.empty() : Optional.of(new ProcessResult(exitCode, processOut.toString(), processErr.toString()));
}
 

import org.apache.commons.exec.DefaultExecutor; //導入方法依賴的package包/類
public static int executeCommand(String command,ExecuteWatchdog watchdog) {
	CommandLine cmdLine = CommandLine.parse(command);
	DefaultExecutor executor = new DefaultExecutor();
	executor.setStreamHandler(new PumpStreamHandler(System.out,System.err, null));
	executor.setExitValues(new int[]{0, 1});
	if(watchdog != null){
		executor.setWatchdog(watchdog);
	}
	int exitValue = 0;
	try {
		exitValue = executor.execute(cmdLine);
	} catch (IOException e) {
		exitValue = 1;
		log.error("error executing command", e);
	}
	return exitValue;
}
 

import org.apache.commons.exec.DefaultExecutor; //導入方法依賴的package包/類
public static ExecuteResult runOnLocalhost(ExecExceptionHandling exceptionHandling, CommandLine cmdLineOnLocalhost)
		throws ExecuteException, IOException {
	DefaultExecutor executor = new DefaultExecutor();
	OutputsToStringStreamHandler streamHandler = new OutputsToStringStreamHandler();
	executor.setStreamHandler(streamHandler);
	executor.setExitValues(null);
	int exitValue = executor.execute(cmdLineOnLocalhost);
	ExecuteResult result = new ExecuteResult(streamHandler.getStandardOutput(), streamHandler.getStandardError(),
			exitValue);
	switch (exceptionHandling) {
	case RETURN_EXIT_CODE_WITHOUT_THROWING_EXCEPTION:
		break;
	case THROW_EXCEPTION_IF_EXIT_CODE_NOT_0:
		if (exitValue != 0) {
			throw new ExecuteException("Failed to execute " + cmdLineOnLocalhost + " - Output: " + result,
					exitValue);
		}
		break;
	default:
		break;
	}
	return result;
}
 

import org.apache.commons.exec.DefaultExecutor; //導入方法依賴的package包/類
public static void launchContrailServer(int port) throws Exception {
    try {
        DefaultExecutor exec = new DefaultExecutor();
        int exitValues[] = {1};
        exec.setExitValues(exitValues);
         
        String workingDir = System.getProperty("user.dir");
        String path = workingDir + "/../../config/api-server/tests/";
        File f = new File(path);
        exec.setWorkingDirectory(f);
        exec.setStreamHandler(new PumpStreamHandler(new ByteArrayOutputStream()));
        CommandLine cmd = buildServerLaunchCmd(port);
        ExecuteResultHandler handler = null;
        exec.execute(cmd, handler);
        /* sleep 5 seconds for server to get started */
        Thread.sleep(5000);
    } catch (Exception e) {
        s_logger.debug(e);
        String cause = e.getMessage();
        if (cause.equals("python: not found"))
            System.out.println("No python interpreter found.");
        throw e; 
    }
}
 

import org.apache.commons.exec.DefaultExecutor; //導入方法依賴的package包/類
public CommandResult execute(CommandLine commandLine, File workingDirectory, OutputStream outputStream) {

		CommandResult commandResult = new CommandResult();

		try {

			// create executor for command
			DefaultExecutor executor = new DefaultExecutor();

			// set working directory
			if (workingDirectory != null) {
				executor.setWorkingDirectory(workingDirectory);
			}

			// set possible exit values
			executor.setExitValues(IntStream.range(0, 255).toArray());

			// create output stream for command
			ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
			TeeOutputStream teeOutputStream = new TeeOutputStream(outputStream, byteArrayOutputStream);
			PumpStreamHandler streamHandler = new PumpStreamHandler(teeOutputStream);
			executor.setStreamHandler(streamHandler);

			// execute command
			int exitValue = executor.execute(commandLine);

			// fill command result
			commandResult.setOutput(byteArrayOutputStream.toString());
			commandResult.setSuccess(exitValue == 0 ? true : false);
		}
		catch(IOException e) {
			LOG.error(e.getMessage(), e);
		}

		return commandResult;
	}
 

import org.apache.commons.exec.DefaultExecutor; //導入方法依賴的package包/類
/**
 * using bash to execute the lines.
 *
 * @param lines
 *            the command lines
 * @param out
 *            the output stream
 * @param err
 *            the error stream
 * @param in
 *            the input stream
 * @param workdir
 *            the workdir
 * @return the int
 * @throws IOException
 *             throw IOException if error
 */
public static int bash(String lines, OutputStream out, OutputStream err, InputStream in, String workdir)
		throws IOException {

	File f = new File(UID.id(lines).toLowerCase() + ".bash");

	try {
		if (!X.isEmpty(workdir)) {
			lines = "cd " + workdir + ";" + lines;
		}
		FileUtils.writeStringToFile(f, lines);

		// Execute the file we just creted. No flags are due if it is
		// executed with bash directly
		CommandLine commandLine = CommandLine.parse("bash " + f.getCanonicalPath());

		ExecuteStreamHandler stream = new PumpStreamHandler(out, err, in);

		DefaultExecutor executor = new DefaultExecutor();
		int[] exit = new int[3];
		for (int i = 0; i < exit.length; i++) {
			exit[i] = i - 1;
		}
		executor.setExitValues(exit);

		executor.setStreamHandler(stream);
		if (!X.isEmpty(workdir)) {
			executor.setWorkingDirectory(new File(workdir));
		}

		return executor.execute(commandLine);

	} catch (IOException e) {
		log.error("lines=" + lines, e);
		throw e;
	} finally {
		f.delete();
	}
}
 

import org.apache.commons.exec.DefaultExecutor; //導入方法依賴的package包/類
protected DefaultExecutor prepareDefaultExecutor(ExecCommand execCommand) {
    DefaultExecutor executor = new ExecDefaultExecutor();
    executor.setExitValues(null);

    if (execCommand.getWorkingDir() != null) {
        executor.setWorkingDirectory(new File(execCommand.getWorkingDir()).getAbsoluteFile());
    }
    if (execCommand.getTimeout() != ExecEndpoint.NO_TIMEOUT) {
        executor.setWatchdog(new ExecuteWatchdog(execCommand.getTimeout()));
    }
    executor.setProcessDestroyer(new ShutdownHookProcessDestroyer());
    return executor;
}
 

import org.apache.commons.exec.DefaultExecutor; //導入方法依賴的package包/類
@Override
protected DefaultExecutor prepareDefaultExecutor(ExecCommand execCommand) {
    DefaultExecutor executor = new DefaultExecutorMock();
    executor.setExitValues(null);
    executor.setProcessDestroyer(new ShutdownHookProcessDestroyer());

    return executor;
}
 

import org.apache.commons.exec.DefaultExecutor; //導入方法依賴的package包/類
private static DefaultExecutor getDefaultExecutor(File dir, int expectedExit, long timeout) {
	DefaultExecutor executor = new DefaultExecutor();
	if(expectedExit != -1) {
		executor.setExitValue(expectedExit);
	} else {
		executor.setExitValues(null);
	}

	ExecuteWatchdog watchdog = new ExecuteWatchdog(timeout);
	executor.setWatchdog(watchdog);
	executor.setWorkingDirectory(dir);
	return executor;
}
 

import org.apache.commons.exec.DefaultExecutor; //導入方法依賴的package包/類
public static int executeCommand(final CommandLine line, final Map<String, String> environmentVariables,
        final boolean verbose) {
    getLogger().debug("Execute CasperJS command [" + line + "], with env: " + environmentVariables);
    try {
        final DefaultExecutor executor = new DefaultExecutor();
        executor.setExitValues(new int[] { 0, 1 });
        return executor.execute(line, environmentVariables);
    } catch (final IOException e) {
        if (verbose) {
            getLogger().error("Could not run CasperJS command", e);
        }
        return -1;
    }
}
 

import org.apache.commons.exec.DefaultExecutor; //導入方法依賴的package包/類
@Test
public void test01() throws ExecuteException, IOException {

	try {

		String command = "java -version";

		ByteArrayOutputStream outputStream = new ByteArrayOutputStream();

		ByteArrayOutputStream errorStream = new ByteArrayOutputStream();

		CommandLine commandline = CommandLine.parse(command);

		DefaultExecutor exec = new DefaultExecutor();

		exec.setExitValues(null);

		PumpStreamHandler streamHandler = new PumpStreamHandler(
				outputStream, errorStream);

		exec.setStreamHandler(streamHandler);

		exec.execute(commandline);

		String out = outputStream.toString("gbk");

		String error = errorStream.toString("gbk");
		System.out.println("====================");
		System.out.println(out + error);
		System.out.println("====================");
	} catch (Exception e) {

		log.error("ping task failed.", e);

		e.printStackTrace();

	}

}