Example usage for org.springframework.util StringUtils splitArrayElementsIntoProperties

Introduction

In this page you can find the example usage for org.springframework.util StringUtils splitArrayElementsIntoProperties.

Prototype

@Nullable
public static Properties splitArrayElementsIntoProperties(String[] array, String delimiter) 

Source Link

Document

Take an array of strings and split each element based on the given delimiter.

Usage

From source file:org.springframework.yarn.boot.support.ContainerLauncherRunner.java

protected void launchContainer(YarnContainer container, String[] parameters) {
    Properties properties = StringUtils.splitArrayElementsIntoProperties(parameters, "=");
    container.setParameters(properties != null ? properties : new Properties());
    container.setEnvironment(System.getenv());

    log.info("Running YarnContainer with parameters [" + StringUtils.arrayToCommaDelimitedString(parameters)
            + "]");

    // use latch if container wants to be long running
    if (container instanceof LongRunningYarnContainer
            && ((LongRunningYarnContainer) container).isWaitCompleteState()) {
        log.info("Container requested that we wait state, setting up latch");
        latch = new CountDownLatch(1);
        ((LongRunningYarnContainer) container).addContainerStateListener(new ContainerStateListener() {
            @Override/*from w  ww .  j  a  va  2s. c om*/
            public void state(ContainerState state, Object exit) {
                if (log.isDebugEnabled()) {
                    log.debug("Got state ContainerState=" + state + " and exit=" + exit);
                }
                stateWrapper.state = state;
                stateWrapper.exit = exit;
                latch.countDown();
            }
        });
    }

    // tell container to do its stuff
    container.run();

    if (waitLatch) {
        if (latch != null) {
            try {
                // TODO: should we use timeout?
                latch.await();
            } catch (InterruptedException e) {
                log.info("YarnContainer latch wait interrupted");
            }
        }

        log.info("YarnContainer complete");
        int exitCode = 0;
        if (stateWrapper.state != null) {
            if (stateWrapper.exit != null) {
                if (stateWrapper.exit instanceof String) {
                    exitCode = exitCodeMapper.intValue((String) stateWrapper.exit);
                } else if (stateWrapper.exit instanceof Boolean) {
                    exitCode = exitCodeMapper.intValue((Boolean) stateWrapper.exit);
                } else if (stateWrapper.exit instanceof Integer) {
                    exitCode = (Integer) stateWrapper.exit;
                }
            }
        }
        log.info("Exiting with exitCode=" + exitCode);
        systemExiter.exit(exitCode);
    }
}

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From source file:org.springframework.yarn.container.CommandLineContainerRunner.java

@Override
protected ExitStatus handleBeanRun(YarnContainer bean, String[] parameters, Set<String> opts) {
    Properties properties = StringUtils.splitArrayElementsIntoProperties(parameters, "=");
    bean.setParameters(properties != null ? properties : new Properties());
    bean.setEnvironment(System.getenv());

    if (log.isDebugEnabled()) {
        log.debug("Starting YarnClient bean: " + StringUtils.arrayToCommaDelimitedString(parameters));
    }/*  w  ww  . j a  va  2 s  .  c  o  m*/

    // use latch if container wants to be long running
    if (bean instanceof LongRunningYarnContainer && ((LongRunningYarnContainer) bean).isWaitCompleteState()) {
        latch = new CountDownLatch(1);
        ((LongRunningYarnContainer) bean).addContainerStateListener(new ContainerStateListener() {
            @Override
            public void state(ContainerState state, Object exit) {
                stateWrapper.state = state;
                // TODO: should handle exit value
                latch.countDown();
            }
        });
    }

    bean.run();

    if (latch != null) {
        try {
            // TODO: should we use timeout?
            latch.await();
        } catch (InterruptedException e) {
            log.debug("Latch interrupted");
        }
    }

    if (log.isDebugEnabled()) {
        log.debug("YarnClient bean complete");
    }

    if (stateWrapper.state != null && stateWrapper.state == ContainerState.FAILED) {
        return ExitStatus.FAILED;
    } else {
        return ExitStatus.COMPLETED;
    }
}

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From source file:org.springframework.yarn.examples.Main.java

public static void main(String args[]) {

    Properties properties = StringUtils.splitArrayElementsIntoProperties(args, "=");
    if (properties == null) {
        properties = new Properties();
    }//from ww  w .j  a v  a 2  s  .  c o m

    boolean nokill = Boolean.parseBoolean(properties.getProperty("nokill"));
    String appid = properties.getProperty("appid");

    if (nokill) {
        new Main().doMain(new String[] { YarnSystemConstants.DEFAULT_CONTEXT_FILE_CLIENT,
                YarnSystemConstants.DEFAULT_ID_CLIENT, CommandLineClientRunner.OPT_SUBMIT });
    } else if (appid != null) {
        new Main().doMain(new String[] { YarnSystemConstants.DEFAULT_CONTEXT_FILE_CLIENT,
                YarnSystemConstants.DEFAULT_ID_CLIENT, CommandLineClientRunner.OPT_KILL,
                CommandLineClientRunner.ARG_APPLICATION_ID + "=" + appid });
    } else if (!nokill) {
        ConfigurableApplicationContext context = null;
        try {
            context = new ClassPathXmlApplicationContext("application-context.xml");
            System.out.println("Submitting kill-application example");
            YarnClient client = (YarnClient) context.getBean("yarnClient");
            ApplicationId applicationId = client.submitApplication();
            System.out.println("Submitted kill-application example");
            System.out.println("Waiting 30 seconds before aborting the application");
            Thread.sleep(30000);
            System.out.println(
                    "Asking resource manager to abort application with applicationid=" + applicationId);
            client.killApplication(applicationId);
        } catch (Throwable e) {
            log.error("Error in main method", e);
        } finally {
            if (context != null) {
                context.close();
            }
        }
    }
}

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