org.apache.flink.graph.drivers.parameter

Class Util

java.lang.Object

org.apache.flink.graph.drivers.parameter.Util

public class Util
extends Object

Utility methods for parsing command-line arguments.

Method Summary

Modifier and Type	Method and Description
static void	checkParameter(boolean condition, Object errorMessage) Checks the given boolean condition, and throws an ProgramParametrizationException if the condition is not met (evaluates to false).

Methods inherited from class java.lang.Object

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

Method Detail

checkParameter

public static void checkParameter(boolean condition,
                                  @Nullable
                                  Object errorMessage)

Checks the given boolean condition, and throws an ProgramParametrizationException if the condition is not met (evaluates to false). The exception will have the given error message.

Parameters:

condition - The condition to check

errorMessage - The message for the ProgramParametrizationException that is thrown if the check fails.

Throws:

org.apache.flink.client.program.ProgramParametrizationException - Thrown, if the condition is violated.

See Also:

Preconditions.checkNotNull(Object, String)