org.apache.pulsar.functions.utils

Class FunctionMetaDataUtils

java.lang.Object

org.apache.pulsar.functions.utils.FunctionMetaDataUtils

public class FunctionMetaDataUtils
extends Object

Constructor Summary

Constructors

Constructor and Description
FunctionMetaDataUtils()

Method Summary

Modifier and Type	Method and Description
static boolean	canChangeState(Function.FunctionMetaData functionMetaData, int instanceId, Function.FunctionState newState)
static Function.FunctionMetaData	changeFunctionInstanceStatus(Function.FunctionMetaData functionMetaData, Integer instanceId, boolean start)
static Function.FunctionMetaData	incrMetadataVersion(Function.FunctionMetaData existingMetaData, Function.FunctionMetaData updatedMetaData)

Methods inherited from class java.lang.Object

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

Constructor Detail

FunctionMetaDataUtils

public FunctionMetaDataUtils()

Method Detail

canChangeState

public static boolean canChangeState(Function.FunctionMetaData functionMetaData,
                                     int instanceId,
                                     Function.FunctionState newState)

changeFunctionInstanceStatus

public static Function.FunctionMetaData changeFunctionInstanceStatus(Function.FunctionMetaData functionMetaData,
                                                                     Integer instanceId,
                                                                     boolean start)

incrMetadataVersion

public static Function.FunctionMetaData incrMetadataVersion(Function.FunctionMetaData existingMetaData,
                                                            Function.FunctionMetaData updatedMetaData)