com.yahoo.bullet.rest.common

Class Utils

java.lang.Object

com.yahoo.bullet.rest.common.Utils

public class Utils
extends Object

Constructor Summary

Constructors

Constructor and Description
Utils()

Method Summary

Modifier and Type	Method and Description
static <T> void	checkNotEmpty(Collection<T> items) Check and throw an exception if the given collection is empty.
static String	getNewQueryID() Get a new unique query ID.
static boolean	isDone(com.yahoo.bullet.pubsub.PubSubMessage message) Check if this message signifies if a query is done or finished.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Utils

public Utils()

Method Detail

getNewQueryID

public static String getNewQueryID()

Get a new unique query ID.

Returns:

A new unique query ID.

isDone

public static boolean isDone(com.yahoo.bullet.pubsub.PubSubMessage message)

Check if this message signifies if a query is done or finished.

Parameters:

message - The PubSubMessage to check.

Returns:

A boolean denoting if this message signifies that the query it is about is done.

checkNotEmpty

public static <T> void checkNotEmpty(Collection<T> items)

Check and throw an exception if the given collection is empty.

Type Parameters:

T - The type of the item in the collection.

Parameters:

items - The Collection to check.

Throws:

UnsupportedOperationException - if the given collection was empty.