org.onosproject.store.service.impl

Class DatabaseManager

java.lang.Object

org.onosproject.store.service.impl.DatabaseManager

All Implemented Interfaces:

org.onosproject.store.service.DatabaseAdminService, org.onosproject.store.service.DatabaseService

@Service
public class DatabaseManager
extends Object
implements org.onosproject.store.service.DatabaseService, org.onosproject.store.service.DatabaseAdminService

Strongly consistent and durable state management service based on Copycat implementation of Raft consensus protocol.

Field Summary

Fields

Modifier and Type	Field and Description
protected org.onosproject.store.cluster.messaging.ClusterCommunicationService	clusterCommunicator
protected org.onosproject.cluster.ClusterService	clusterService
protected DatabaseProtocolService	copycatMessagingProtocol
static String	LOG_FILE_PREFIX
static org.onosproject.store.cluster.messaging.MessageSubject	RAFT_LEADER_ELECTION_EVENT

Constructor Summary

Constructors

Constructor and Description
DatabaseManager()

Method Summary

Modifier and Type	Method and Description
void	activate()
void	addMember(org.onosproject.cluster.ControllerNode node)
org.onosproject.store.service.BatchReadResult	batchRead(org.onosproject.store.service.BatchReadRequest batchRequest)
org.onosproject.store.service.BatchWriteResult	batchWrite(org.onosproject.store.service.BatchWriteRequest batchRequest)
boolean	createTable(String name)
boolean	createTable(String name, int ttlMillis)
void	deactivate()
void	dropAllTables()
void	dropTable(String name)
org.onosproject.store.service.VersionedValue	get(String tableName, String key)
Map<String,org.onosproject.store.service.VersionedValue>	getAll(String tableName)
Optional<org.onosproject.cluster.ControllerNode>	leader()
Collection<org.onosproject.cluster.ControllerNode>	listMembers()
Set<String>	listTables()
org.onosproject.store.service.VersionedValue	put(String tableName, String key, byte[] value)
boolean	putIfAbsent(String tableName, String key, byte[] value)
boolean	putIfValueMatches(String tableName, String key, byte[] oldValue, byte[] newValue)
boolean	putIfVersionMatches(String tableName, String key, byte[] value, long version)
org.onosproject.store.service.VersionedValue	remove(String tableName, String key)
boolean	removeIfValueMatches(String tableName, String key, byte[] value)
boolean	removeIfVersionMatches(String tableName, String key, long version)
void	removeMember(org.onosproject.cluster.ControllerNode node)

Methods inherited from class java.lang.Object

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

Field Detail

clusterService

@Reference(cardinality=MANDATORY_UNARY)
protected org.onosproject.cluster.ClusterService clusterService

clusterCommunicator

@Reference(cardinality=MANDATORY_UNARY)
protected org.onosproject.store.cluster.messaging.ClusterCommunicationService clusterCommunicator

copycatMessagingProtocol

@Reference(cardinality=MANDATORY_UNARY)
protected DatabaseProtocolService copycatMessagingProtocol

LOG_FILE_PREFIX

public static final String LOG_FILE_PREFIX

See Also:

Constant Field Values

RAFT_LEADER_ELECTION_EVENT

public static final org.onosproject.store.cluster.messaging.MessageSubject RAFT_LEADER_ELECTION_EVENT

Constructor Detail

DatabaseManager

public DatabaseManager()

Method Detail

activate

@Activate
public void activate()
                        throws InterruptedException,
                               ExecutionException

Throws:

InterruptedException

ExecutionException

deactivate

@Deactivate
public void deactivate()

createTable

public boolean createTable(String name)

Specified by:

createTable in interface org.onosproject.store.service.DatabaseAdminService

createTable

public boolean createTable(String name,
                           int ttlMillis)

Specified by:

createTable in interface org.onosproject.store.service.DatabaseAdminService

dropTable

public void dropTable(String name)

Specified by:

dropTable in interface org.onosproject.store.service.DatabaseAdminService

dropAllTables

public void dropAllTables()

Specified by:

dropAllTables in interface org.onosproject.store.service.DatabaseAdminService

listTables

public Set<String> listTables()

Specified by:

listTables in interface org.onosproject.store.service.DatabaseAdminService

get

public org.onosproject.store.service.VersionedValue get(String tableName,
                                                        String key)

Specified by:

get in interface org.onosproject.store.service.DatabaseService

getAll

public Map<String,org.onosproject.store.service.VersionedValue> getAll(String tableName)

Specified by:

getAll in interface org.onosproject.store.service.DatabaseService

batchRead

public org.onosproject.store.service.BatchReadResult batchRead(org.onosproject.store.service.BatchReadRequest batchRequest)

Specified by:

batchRead in interface org.onosproject.store.service.DatabaseService

batchWrite

public org.onosproject.store.service.BatchWriteResult batchWrite(org.onosproject.store.service.BatchWriteRequest batchRequest)

Specified by:

batchWrite in interface org.onosproject.store.service.DatabaseService

put

public org.onosproject.store.service.VersionedValue put(String tableName,
                                                        String key,
                                                        byte[] value)

Specified by:

put in interface org.onosproject.store.service.DatabaseService

putIfAbsent

public boolean putIfAbsent(String tableName,
                           String key,
                           byte[] value)

Specified by:

putIfAbsent in interface org.onosproject.store.service.DatabaseService

putIfVersionMatches

public boolean putIfVersionMatches(String tableName,
                                   String key,
                                   byte[] value,
                                   long version)

Specified by:

putIfVersionMatches in interface org.onosproject.store.service.DatabaseService

putIfValueMatches

public boolean putIfValueMatches(String tableName,
                                 String key,
                                 byte[] oldValue,
                                 byte[] newValue)

Specified by:

putIfValueMatches in interface org.onosproject.store.service.DatabaseService

remove

public org.onosproject.store.service.VersionedValue remove(String tableName,
                                                           String key)

Specified by:

remove in interface org.onosproject.store.service.DatabaseService

removeIfVersionMatches

public boolean removeIfVersionMatches(String tableName,
                                      String key,
                                      long version)

Specified by:

removeIfVersionMatches in interface org.onosproject.store.service.DatabaseService

removeIfValueMatches

public boolean removeIfValueMatches(String tableName,
                                    String key,
                                    byte[] value)

Specified by:

removeIfValueMatches in interface org.onosproject.store.service.DatabaseService

addMember

public void addMember(org.onosproject.cluster.ControllerNode node)

Specified by:

addMember in interface org.onosproject.store.service.DatabaseAdminService

leader

public Optional<org.onosproject.cluster.ControllerNode> leader()

Specified by:

leader in interface org.onosproject.store.service.DatabaseAdminService

removeMember

public void removeMember(org.onosproject.cluster.ControllerNode node)

Specified by:

removeMember in interface org.onosproject.store.service.DatabaseAdminService

listMembers

public Collection<org.onosproject.cluster.ControllerNode> listMembers()

Specified by:

listMembers in interface org.onosproject.store.service.DatabaseAdminService