org.camunda.bpm.engine.cassandra.provider.indexes

Class AbstractOrderedIndexHandler<T extends org.camunda.bpm.engine.impl.db.DbEntity>

java.lang.Object

org.camunda.bpm.engine.cassandra.provider.indexes.AbstractOrderedIndexHandler<T>

All Implemented Interfaces:

IndexHandler<T>

Direct Known Subclasses:

ExclusiveJobsByDueDateIndex, ExclusiveJobsByLockExpiryIndex

public abstract class AbstractOrderedIndexHandler<T extends org.camunda.bpm.engine.impl.db.DbEntity>
extends Object
implements IndexHandler<T>

Author:

Natalia

Constructor Summary

Constructors

Constructor and Description
AbstractOrderedIndexHandler()

Method Summary

Methods

Modifier and Type	Method and Description
boolean	checkIndexMatch(T entity, T newEntity)
com.datastax.driver.core.Statement	getDeleteStatement(CassandraPersistenceSession cassandraPersistenceSession, T entity)
protected abstract String	getIndexName()
com.datastax.driver.core.Statement	getInsertStatement(CassandraPersistenceSession cassandraPersistenceSession, T entity)
protected abstract Date	getOrderBy(T entity)
protected abstract String	getPartitionId(T entity)
String	getUniqueValue(Map<String,Object> params, CassandraPersistenceSession cassandraPersistenceSession, String... indexValues)
List<com.datastax.driver.core.Statement>	getUpdateStatements(CassandraPersistenceSession cassandraPersistenceSession, T entity, T oldEntity)
protected abstract String	getValue(T entity)
List<String>	getValues(Map<String,Object> params, CassandraPersistenceSession cassandraPersistenceSession, String... indexValues)
boolean	isUnique()
static void	prepare(CassandraProcessEngineConfiguration config)

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractOrderedIndexHandler

public AbstractOrderedIndexHandler()

Method Detail

getIndexName

protected abstract String getIndexName()

getPartitionId

protected abstract String getPartitionId(T entity)

getOrderBy

protected abstract Date getOrderBy(T entity)

getValue

protected abstract String getValue(T entity)

prepare

public static void prepare(CassandraProcessEngineConfiguration config)

getInsertStatement

public com.datastax.driver.core.Statement getInsertStatement(CassandraPersistenceSession cassandraPersistenceSession,
                                                    T entity)

Specified by:

getInsertStatement in interface IndexHandler<T extends org.camunda.bpm.engine.impl.db.DbEntity>

getDeleteStatement

public com.datastax.driver.core.Statement getDeleteStatement(CassandraPersistenceSession cassandraPersistenceSession,
                                                    T entity)

Specified by:

getDeleteStatement in interface IndexHandler<T extends org.camunda.bpm.engine.impl.db.DbEntity>

getUpdateStatements

public List<com.datastax.driver.core.Statement> getUpdateStatements(CassandraPersistenceSession cassandraPersistenceSession,
                                                           T entity,
                                                           T oldEntity)

Specified by:

getUpdateStatements in interface IndexHandler<T extends org.camunda.bpm.engine.impl.db.DbEntity>

isUnique

public boolean isUnique()

Specified by:

isUnique in interface IndexHandler<T extends org.camunda.bpm.engine.impl.db.DbEntity>

checkIndexMatch

public boolean checkIndexMatch(T entity,
                      T newEntity)

Specified by:

checkIndexMatch in interface IndexHandler<T extends org.camunda.bpm.engine.impl.db.DbEntity>

getUniqueValue

public String getUniqueValue(Map<String,Object> params,
                    CassandraPersistenceSession cassandraPersistenceSession,
                    String... indexValues)

Specified by:

getUniqueValue in interface IndexHandler<T extends org.camunda.bpm.engine.impl.db.DbEntity>

getValues

public List<String> getValues(Map<String,Object> params,
                     CassandraPersistenceSession cassandraPersistenceSession,
                     String... indexValues)

Specified by:

getValues in interface IndexHandler<T extends org.camunda.bpm.engine.impl.db.DbEntity>