Package io.camunda.zeebe.engine.state.migration.to_8_3

Class ProcessInstanceByProcessDefinitionMigration

java.lang.Object

io.camunda.zeebe.engine.state.migration.to_8_3.ProcessInstanceByProcessDefinitionMigration

All Implemented Interfaces:

MigrationTask

public class ProcessInstanceByProcessDefinitionMigration
extends Object
implements MigrationTask

This migration is used to initially fill the PROCESS_INSTANCE_KEY_BY_DEFINITION_KEY ColumnFamily. It will go over all the element instances, check if they are of the BpmnElementType PROCESS, and if they are insert them into the ColumnFamily.

Constructor Summary

Constructors

Constructor	Description
ProcessInstanceByProcessDefinitionMigration()

Method Summary

Modifier and Type	Method	Description
String	getIdentifier()	Returns identifier for the migration task.
void	runMigration(MutableProcessingState processingState)	Implementations of this method perform the actual migration

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.camunda.zeebe.engine.state.migration.MigrationTask

needsToRun

Constructor Details

ProcessInstanceByProcessDefinitionMigration

public ProcessInstanceByProcessDefinitionMigration()

Method Details

getIdentifier

public String getIdentifier()

Description copied from interface: MigrationTask

Returns identifier for the migration task.

The identifier is used for logging.

In the future, it might also be used to store the migrations that were run in persistent state

Specified by:

getIdentifier in interface MigrationTask

Returns:

identifier for the migration task

runMigration

public void runMigration(MutableProcessingState processingState)

Description copied from interface: MigrationTask

Implementations of this method perform the actual migration

Specified by:

runMigration in interface MigrationTask

Parameters:

processingState - the mutable Zeebe state