Example usage for org.springframework.util Assert isTrue

Introduction

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

Prototype

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

Source Link

Document

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

Usage

From source file:org.cleverbus.api.event.CompletedMsgAsynchEvent.java

/**
 * Creates new event./*from  w ww . jav a  2s  . c  o  m*/
 *
 * @param exchange the exchange
 * @param message  the message
 */
public CompletedMsgAsynchEvent(Exchange exchange, Message message) {
    super(exchange, message);

    Assert.isTrue(message.getState() == MsgStateEnum.OK, "the message must be in the state " + MsgStateEnum.OK);
}

From source file:com.bigtester.ate.tcg.chat.InMemoryChatRepository.java

public List<String> getMessages(int index) {
    if (this.messages.isEmpty()) {
        List<String> temp = Collections.<String>emptyList();
        if (null == temp)
            temp = new ArrayList<String>();
        return temp;
    }/*from w w w. j  a  va 2 s.com*/
    Assert.isTrue((index >= 0) && (index <= this.messages.size()), "Invalid message index");

    return new ArrayList<String>(); //this.messages.subList(index, this.messages.size());
}

From source file:org.cleverbus.api.event.PartlyFailedMsgAsynchEvent.java

/**
 * Creates new event./*from w  ww.j av  a2 s  .  c om*/
 *
 * @param exchange the exchange
 * @param message  the message
 */
public PartlyFailedMsgAsynchEvent(Exchange exchange, Message message) {
    super(exchange, message);

    Assert.isTrue(message.getState() == MsgStateEnum.PARTLY_FAILED,
            "the message must be in the state " + MsgStateEnum.PARTLY_FAILED);
}

From source file:example.complete.Customer.java

Customer(String firstname, String lastname, LocalDate birthday) {

    Assert.hasText(firstname, "Firstname must not be null or empty!");
    Assert.hasText(lastname, "Lastname must not be null or empty!");
    Assert.isTrue(birthday.isBefore(LocalDate.now()), "Date of birth must be in the past!");

    this.firstname = firstname;
    this.lastname = lastname;
    this.birthday = birthday;
}

From source file:demo.utils.MiniClusterUtils.java

public static void startMiniCluster() {
    if (clusterLauncher != null) {
        throw new IllegalStateException("MiniClustrer is currently running");
    }//from w  ww. j av  a 2  s.  c o  m
    File file = new File(System.getProperty("user.dir"));
    Path path = Paths.get(file.getAbsolutePath());
    Path parentPath = path.getParent();
    String[] resources = file.list();
    for (String resource : resources) {
        if (resource.equals("yaya-demo")) {
            parentPath = path;
            break;
        }
    }
    File miniClusterExe = new File(
            parentPath.toString() + "/yarn-test-cluster/build/install/yarn-test-cluster/bin/yarn-test-cluster");
    System.out.println(miniClusterExe.getAbsolutePath());
    if (!miniClusterExe.exists()) {
        logger.info("BUILDING MINI_CLUSTER");
        CommandProcessLauncher buildLauncher = new CommandProcessLauncher(
                path.toString() + "/build-mini-cluster");
        buildLauncher.launch();
    }
    Assert.isTrue(miniClusterExe.exists(), "Failed to find mini-cluster executable");
    clusterLauncher = new CommandProcessLauncher(miniClusterExe.getAbsolutePath());
    executor = Executors.newSingleThreadExecutor();
    executor.execute(new Runnable() {
        @Override
        public void run() {
            logger.info("STARTING MINI_CLUSTER");
            clusterLauncher.launch();
        }
    });
    try {
        Thread.sleep(2000);
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
    }
}

From source file:com.vaadin.spring.internal.UIID.java

public UIID(UI ui) {
    Assert.notNull(ui, "ui must not be null");
    Assert.isTrue(ui.getUIId() > -1, "UIId of ui must not be -1");
    this.uiId = ui.getUIId();
}

From source file:com.jaxio.celerio.configuration.database.IndexHolder.java

public void addIndexes(List<Index> indexes) {
    Assert.isTrue(indexes.size() > 0, "there must be at least one index");
    for (Index index : indexes) {
        addIndex(index);//from w  w  w .j  a  v  a2 s  . c om
    }
}

From source file:org.covito.kit.cache.support.EhCache.java

/**
 * Constructor//ww  w.  j  a v a  2  s  .c o m
 * 
 * @param cacheManager
 * @param cache
 */
public EhCache(Ehcache cache) {
    Assert.notNull(cache, "Ehcache must not be null");
    Status status = cache.getStatus();
    Assert.isTrue(Status.STATUS_ALIVE.equals(status),
            "An 'alive' Ehcache is required - current cache is " + status.toString());
    this.cache = cache;
}

From source file:org.grails.datastore.gorm.mongo.WithinBox.java

@Override
public void setArguments(Object[] arguments) {
    Assert.isTrue(arguments.length > 0 && arguments[0] instanceof List,
            "Only a list of elements is supported in a 'withinBox' query");

    Collection<?> argument = (Collection<?>) arguments[0];
    Assert.isTrue(argument.size() == 2, "A 'withinBox' query requires a two dimensional list of values");

    super.setArguments(arguments);
}

From source file:com.banyou.backend.service.resource.ImageService.java

public InputStream getResourceStreamByUrl(String url) {
    int index = url.indexOf(urlBase);
    Assert.isTrue(index == 0, "not my resource");
    String path = pathBase + url.substring(urlBase.length());

    try {/* w  w  w. ja v a2  s.co m*/
        return new FileInputStream(path);
    } catch (FileNotFoundException e) {
        return null;
    }
}