Example usage for org.springframework.util Assert state

List of usage examples for org.springframework.util Assert state

  1. HOME
  2. Java
  3. org.springframework
  4. org.springframework.util.*
  5. Assert
  6. state

Introduction

In this page you can find the example usage for org.springframework.util Assert state.

Prototype

public static void state(boolean expression, Supplier<String> messageSupplier)

Source Link

Document

Assert a boolean expression, throwing an IllegalStateException if the expression evaluates to false .

Usage

From source file:org.opennms.netmgt.statsd.AbstractReportInstance.java

/**
 * <p>afterPropertiesSet</p>
 */// w  ww  . j av  a  2  s . c  o  m
@Override
public void afterPropertiesSet() {
    Assert.state(m_reportDefinition != null, "property reportDefinition must be set to a non-null value");
}

From source file:org.opennms.web.controller.GraphResultsController.java

/**
 * Ensures that required properties are set to valid values.
 *
 * @see org.springframework.beans.factory.InitializingBean#afterPropertiesSet()
 * @throws java.lang.Exception if any.//from   w  ww  .ja  v  a 2s.  co  m
 */
@Override
public void afterPropertiesSet() throws Exception {
    Assert.state(m_graphResultsService != null, "graphResultsService property must be set to a non-null value");
}

From source file:org.openspaces.core.config.LocalTxManagerBeanDefinitionParser.java

protected void doParse(Element element, BeanDefinitionBuilder builder) {
    log.warn(//  www.j  a va  2  s  .  c o  m
            "Local transaction manager is deprecated, use distributed transaction manager instead ('distributed-tx-manager')");
    super.doParse(element, builder);
    NamedNodeMap attributes = element.getAttributes();
    for (int x = 0; x < attributes.getLength(); x++) {
        Attr attribute = (Attr) attributes.item(x);
        String name = attribute.getLocalName();
        if (ID_ATTRIBUTE.equals(name)) {
            continue;
        }
        String propertyName = extractPropertyName(name);
        if (SPACE.equals(name)) {
            continue;
        }
        if (CLUSTERED.equals(name)) {
            continue;
        }

        Assert.state(StringUtils.hasText(propertyName),
                "Illegal property name returned from 'extractPropertyName(String)': cannot be null or empty.");
        builder.addPropertyValue(propertyName, attribute.getValue());
    }
}

From source file:org.pentaho.platform.repository2.mt.RepositoryTenantManager.java

public Node createAuthzFolderNode(final Session session, final PentahoJcrConstants pentahoJcrConstants,
        final ITenant tenant) throws RepositoryException {
    Node tenantRootFolderNode = null;
    try {/*from   w  w w .ja v a  2 s  . co m*/
        tenantRootFolderNode = (Node) session.getItem(ServerRepositoryPaths.getTenantRootFolderPath(tenant));
    } catch (PathNotFoundException e) {
        Assert.state(false, Messages.getInstance()
                .getString("JcrRoleAuthorizationPolicyRoleBindingDao.ERROR_0002_REPO_NOT_INITIALIZED")); //$NON-NLS-1$
    }
    Node authzFolderNode = tenantRootFolderNode.addNode(FOLDER_NAME_AUTHZ,
            pentahoJcrConstants.getPHO_NT_INTERNALFOLDER());
    session.save();
    return authzFolderNode;
}

From source file:org.pentaho.platform.repository2.unified.jcr.JcrRepositoryFileUtils.java

private static void preventLostUpdate(final Session session, final PentahoJcrConstants pentahoJcrConstants,
        final RepositoryFile file) throws RepositoryException {
    Node fileNode = session.getNodeByIdentifier(file.getId().toString());
    // guard against using a file retrieved from a more lenient session inside a more strict session
    Assert.notNull(fileNode);//from   w w w .  j a v a 2 s . co  m
    if (isVersioned(session, pentahoJcrConstants, fileNode)) {
        Assert.notNull(file.getVersionId(), "updating a versioned file requires a non-null version id"); //$NON-NLS-1$
        Assert.state(
                session.getWorkspace().getVersionManager().getBaseVersion(fileNode.getPath()).getName()
                        .equals(file.getVersionId().toString()),
                "update to this file has occurred since its last read"); //$NON-NLS-1$
    }
}

From source file:org.shept.org.springframework.web.servlet.mvc.support.ConfigurableLocaleDependentFormatResolver.java

public void afterPropertiesSet() throws Exception {
    Assert.notEmpty(this.dateTimeLocales, "The dateTimeLocales definitions have not yet been initialized");
    Assert.state(this.dateTimeLocales.containsKey(this.defaultLocale),
            "The default locale '" + this.defaultLocale + "' is not properly configured");
}

From source file:org.springframework.amqp.rabbit.admin.RabbitBrokerAdmin.java

/**
 * Create an instance by supplying the erlang node name, port number and cookie (unique string). If the node name
 * does not contain an <code>@</code> character, it will be prepended with an alivename <code>rabbit@</code>
 * (interpreting the supplied value as just the hostname).
 *
 * @param nodeName the node name or hostname to use
 * @param port the port number (overriding the default which is 5672)
 * @param cookie the cookie value to use
 *//*  w ww  .  j  av a 2  s.  co  m*/
public RabbitBrokerAdmin(String nodeName, int port, String cookie) {

    if (!nodeName.contains("@")) {
        nodeName = "rabbit@" + nodeName; // it was just the host
    }

    String[] parts = nodeName.split("@");
    Assert.state(parts.length == 2, "The node name should be in the form alivename@host, e.g. rabbit@myserver");
    if (Os.isFamily("windows") && !DEFAULT_NODE_NAME.equals(nodeName)) {
        nodeName = parts[0] + "@" + parts[1].toUpperCase();
    }

    this.port = port;
    this.cookie = cookie;
    this.nodeName = nodeName;
    SimpleAsyncTaskExecutor executor = new SimpleAsyncTaskExecutor();
    executor.setDaemon(true);
    this.executor = executor;

}

From source file:org.springframework.amqp.rabbit.admin.RabbitBrokerAdmin.java

@ManagedOperation
public void startNode() {

    RabbitStatus status = getStatus();//from w ww. ja  v  a 2 s .  co m
    if (status.isAlive()) {
        logger.info("Rabbit Process already running.");
        startBrokerApplication();
        return;
    }

    if (!status.isRunning() && status.isReady()) {
        logger.info("Rabbit Process not running but status is ready.  Restarting.");
        stopNode();
    }

    logger.info("Starting RabbitMQ node by shelling out command line.");
    final Execute execute = new Execute();

    String rabbitStartScript = null;
    String hint = "";
    if (Os.isFamily("windows") || Os.isFamily("dos")) {
        rabbitStartScript = "sbin/rabbitmq-server.bat";
    } else if (Os.isFamily("unix") || Os.isFamily("mac")) {
        rabbitStartScript = "bin/rabbitmq-server";
        hint = "Depending on your platform it might help to set RABBITMQ_LOG_BASE and RABBITMQ_MNESIA_BASE System properties to an empty directory.";
    }
    Assert.notNull(rabbitStartScript, "unsupported OS family");

    String rabbitHome = System.getProperty("RABBITMQ_HOME", System.getenv("RABBITMQ_HOME"));
    if (rabbitHome == null) {
        if (Os.isFamily("windows") || Os.isFamily("dos")) {
            rabbitHome = findDirectoryName("c:/Program Files", "rabbitmq");
        } else if (Os.isFamily("unix") || Os.isFamily("mac")) {
            rabbitHome = "/usr/lib/rabbitmq";
        }
    }
    Assert.notNull(rabbitHome, "RABBITMQ_HOME system property (or environment variable) not set.");

    rabbitHome = StringUtils.cleanPath(rabbitHome);
    String rabbitStartCommand = rabbitHome + "/" + rabbitStartScript;
    String[] commandline = new String[] { rabbitStartCommand };

    List<String> env = new ArrayList<String>();

    if (rabbitLogBaseDirectory != null) {
        env.add("RABBITMQ_LOG_BASE=" + rabbitLogBaseDirectory);
    } else {
        addEnvironment(env, "RABBITMQ_LOG_BASE");
    }
    if (rabbitMnesiaBaseDirectory != null) {
        env.add("RABBITMQ_MNESIA_BASE=" + rabbitMnesiaBaseDirectory);
    } else {
        addEnvironment(env, "RABBITMQ_MNESIA_BASE");
    }
    addEnvironment(env, "ERLANG_HOME");

    // Make the nodename explicitly the same so the erl process knows who we are
    env.add("RABBITMQ_NODENAME=" + nodeName);

    // Set the port number for the new process
    env.add("RABBITMQ_NODE_PORT=" + port);

    // Ask for a detached erl process so stdout doesn't get diverted to a black hole when the JVM dies (without this
    // you can start the Rabbit broker form Java but if you forget to stop it, the erl process is hosed).
    env.add("RABBITMQ_SERVER_ERL_ARGS=-detached");

    execute.setCommandline(commandline);
    execute.setEnvironment(env.toArray(new String[0]));

    final CountDownLatch running = new CountDownLatch(1);
    final AtomicBoolean finished = new AtomicBoolean(false);
    final String errorHint = hint;

    executor.execute(new Runnable() {
        public void run() {
            try {
                running.countDown();
                int exit = execute.execute();
                finished.set(true);
                logger.info("Finished broker launcher process with exit code=" + exit);
                if (exit != 0) {
                    throw new IllegalStateException("Could not start process." + errorHint);
                }
            } catch (Exception e) {
                logger.error("Failed to start node", e);
            }
        }
    });

    try {
        logger.info("Waiting for Rabbit process to be started");
        Assert.state(running.await(1000L, TimeUnit.MILLISECONDS),
                "Timed out waiting for thread to start Rabbit process.");
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
    }

    if (finished.get()) {
        // throw new
        // IllegalStateException("Expected broker process to start in background, but it has exited early.");
    }

    if (timeout > 0) {
        waitForReadyState();
    }

}

From source file:org.springframework.amqp.rabbit.admin.RabbitBrokerAdmin.java

/**
 * Convenience method for lazy initialization of the {@link ErlangTemplate} and associated trimmings. All RPC calls
 * should go through this method./*w w  w. ja va 2 s .  co m*/
 *
 * @param <T> the type of the result
 * @param module the module to address remotely
 * @param function the function to call
 * @param args the arguments to pass
 *
 * @return the result from the remote erl process converted to the correct type
 */
@SuppressWarnings("unchecked")
private <T> T executeAndConvertRpc(String module, String function, Object... args) {

    if (erlangTemplate == null) {
        synchronized (this) {
            if (erlangTemplate == null) {
                initializeDefaultErlangTemplate();
            }
        }
    }

    String key = module + "%" + function;
    if (moduleAdapter.containsKey(key)) {
        String adapter = moduleAdapter.get(key);
        String[] values = adapter.split("%");
        Assert.state(values.length == 2,
                "The module adapter should be a map from 'module%function' to 'module%function'. "
                        + "This one contained [" + adapter
                        + "] which cannot be parsed to a module, function pair.");
        module = values[0];
        function = values[1];
    }

    return (T) erlangTemplate.executeAndConvertRpc(module, function, args);

}

From source file:org.springframework.amqp.rabbit.admin.RabbitControlErlangConverter.java

protected void registerConverter(String module, String function, ErlangConverter listUsersConverter) {
    String key = generateKey(module, function);
    if (moduleAdapter.containsKey(key)) {
        String adapter = moduleAdapter.get(key);
        String[] values = adapter.split("%");
        Assert.state(values.length == 2,
                "The module adapter should be a map from 'module%function' to 'module%function'. "
                        + "This one contained [" + adapter
                        + "] which cannot be parsed to a module, function pair.");
        module = values[0];/*from www . j a va2s.c om*/
        function = values[1];
    }
    converterMap.put(generateKey(module, function), listUsersConverter);
}