org.apache.reef.io.network.util

Class Utils

java.lang.Object

org.apache.reef.io.network.util.Utils

public final class Utils
extends Object

Utility class for REEF IO network module.

Method Summary

Methods

Modifier and Type	Method and Description
static ReefNetworkGroupCommProtos.GroupCommMessage	bldGCM(ReefNetworkGroupCommProtos.GroupCommMessage.Type msgType, Identifier from, Identifier to, byte[]... elements)
static List<Integer>	createUniformCounts(int elemSize, int childSize)
static String	listToString(List<ComparableIdentifier> ids)
static <T extends Identifier> List<T>	parseList(String ids, IdentifierFactory factory) Parse a string of multiple IDs.

Methods inherited from class java.lang.Object

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

Method Detail

parseList

public static <T extends Identifier> List<T> parseList(String ids,
                                       IdentifierFactory factory)

Parse a string of multiple IDs.

Type Parameters:

T - A type

Parameters:

ids - A string containing multiple IDs

factory - An Identifier factory

Returns:

A list of identifier

listToString

public static String listToString(List<ComparableIdentifier> ids)

createUniformCounts

public static List<Integer> createUniformCounts(int elemSize,
                                int childSize)

bldGCM

public static ReefNetworkGroupCommProtos.GroupCommMessage bldGCM(ReefNetworkGroupCommProtos.GroupCommMessage.Type msgType,
                                                 Identifier from,
                                                 Identifier to,
                                                 byte[]... elements)