Package com.arcadedb.database.async

Class DatabaseAsyncExecutorImpl

java.lang.Object

com.arcadedb.database.async.DatabaseAsyncExecutorImpl

All Implemented Interfaces:

DatabaseAsyncExecutor

public class DatabaseAsyncExecutorImpl
extends Object
implements DatabaseAsyncExecutor

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	DatabaseAsyncExecutorImpl.AsyncThread
static class	DatabaseAsyncExecutorImpl.DBAsyncStats

Field Summary

Fields

Modifier and Type	Field	Description
static DatabaseAsyncTask	FORCE_EXIT

Constructor Summary

Constructors

Constructor	Description
DatabaseAsyncExecutorImpl(DatabaseInternal database)

Method Summary

Modifier and Type	Method	Description
void	close()
void	command(String language, String query, AsyncResultsetCallback callback, Object... parameters)
void	command(String language, String query, AsyncResultsetCallback callback, Map<String,Object> parameters)
void	compact(IndexInternal index)
void	createRecord(MutableDocument record, NewRecordCallback newRecordCallback)
void	createRecord(Record record, String bucketName, NewRecordCallback newRecordCallback)
int	getBackPressure()
long	getCheckForStalledQueuesMaxDelay()
int	getCommitEvery()
int	getParallelLevel()
int	getSlot(int value)
DatabaseAsyncExecutorImpl.DBAsyncStats	getStats()
boolean	isTransactionUseWAL()
void	kill()	Test only API.
void	newEdge(Vertex sourceVertex, String edgeType, RID destinationVertexRID, boolean bidirectional, boolean light, NewEdgeCallback callback, Object... properties)
void	newEdgeByKeys(String sourceVertexType, String[] sourceVertexKeyNames, Object[] sourceVertexKeyValues, String destinationVertexType, String[] destinationVertexKeyNames, Object[] destinationVertexKeyValues, boolean createVertexIfNotExist, String edgeType, boolean bidirectional, boolean lightWeight, NewEdgeCallback callback, Object... properties)
void	newEdgeByKeys(String sourceVertexType, String sourceVertexKeyName, Object sourceVertexKeyValue, String destinationVertexType, String destinationVertexKeyName, Object destinationVertexKeyValue, boolean createVertexIfNotExist, String edgeType, boolean bidirectional, boolean lightWeight, NewEdgeCallback callback, Object... properties)
void	onError(ErrorCallback callback)
void	onError(Throwable e)
void	onOk()
void	onOk(OkCallback callback)
void	query(String language, String query, AsyncResultsetCallback callback, Object... parameters)
void	query(String language, String query, AsyncResultsetCallback callback, Map<String,Object> parameters)
void	scanType(String typeName, boolean polymorphic, DocumentCallback callback)
void	scanType(String typeName, boolean polymorphic, DocumentCallback callback, ErrorRecordCallback errorRecordCallback)
boolean	scheduleTask(int slot, DatabaseAsyncTask task, boolean waitIfQueueIsFull, int applyBackPressureOnPercentage)	Schedule a task to be executed by parallel executors.
void	setBackPressure(int percentage)
void	setCheckForStalledQueuesMaxDelay(long checkForStalledQueuesMaxDelay)
void	setCommitEvery(int commitEvery)
void	setParallelLevel(int parallelLevel)
void	setTransactionSync(WALFile.FLUSH_TYPE transactionSync)
void	setTransactionUseWAL(boolean transactionUseWAL)
void	transaction(Database.TransactionScope txBlock)
void	transaction(Database.TransactionScope txBlock, int retries)
void	transaction(Database.TransactionScope txBlock, int retries, OkCallback ok, ErrorCallback error)
void	updateRecord(MutableDocument record, UpdatedRecordCallback updateRecordCallback)
void	waitCompletion()
boolean	waitCompletion(long timeout)	Waits for the completion of all the pending tasks.

Methods inherited from class java.lang.Object

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

Field Detail

FORCE_EXIT

public static final DatabaseAsyncTask FORCE_EXIT

Constructor Detail

DatabaseAsyncExecutorImpl

public DatabaseAsyncExecutorImpl(DatabaseInternal database)

Method Detail

getStats

public DatabaseAsyncExecutorImpl.DBAsyncStats getStats()

setTransactionUseWAL

public void setTransactionUseWAL(boolean transactionUseWAL)

Specified by:

setTransactionUseWAL in interface DatabaseAsyncExecutor

isTransactionUseWAL

public boolean isTransactionUseWAL()

Specified by:

isTransactionUseWAL in interface DatabaseAsyncExecutor

setTransactionSync

public void setTransactionSync(WALFile.FLUSH_TYPE transactionSync)

Specified by:

setTransactionSync in interface DatabaseAsyncExecutor

getCheckForStalledQueuesMaxDelay

public long getCheckForStalledQueuesMaxDelay()

setCheckForStalledQueuesMaxDelay

public void setCheckForStalledQueuesMaxDelay(long checkForStalledQueuesMaxDelay)

onOk

public void onOk(OkCallback callback)

Specified by:

onOk in interface DatabaseAsyncExecutor

onError

public void onError(ErrorCallback callback)

Specified by:

onError in interface DatabaseAsyncExecutor

compact

public void compact(IndexInternal index)

waitCompletion

public void waitCompletion()

Specified by:

waitCompletion in interface DatabaseAsyncExecutor

waitCompletion

public boolean waitCompletion(long timeout)

Description copied from interface: DatabaseAsyncExecutor

Waits for the completion of all the pending tasks.

Specified by:

waitCompletion in interface DatabaseAsyncExecutor

Parameters:

timeout - timeout in milliseconds

Returns:

true if returns before the timeout expires or any interruptions, otherwise false

query

public void query(String language,
                  String query,
                  AsyncResultsetCallback callback,
                  Object... parameters)

Specified by:

query in interface DatabaseAsyncExecutor

query

public void query(String language,
                  String query,
                  AsyncResultsetCallback callback,
                  Map<String,Object> parameters)

Specified by:

query in interface DatabaseAsyncExecutor

command

public void command(String language,
                    String query,
                    AsyncResultsetCallback callback,
                    Object... parameters)

Specified by:

command in interface DatabaseAsyncExecutor

command

public void command(String language,
                    String query,
                    AsyncResultsetCallback callback,
                    Map<String,Object> parameters)

Specified by:

command in interface DatabaseAsyncExecutor

scanType

public void scanType(String typeName,
                     boolean polymorphic,
                     DocumentCallback callback)

Specified by:

scanType in interface DatabaseAsyncExecutor

scanType

public void scanType(String typeName,
                     boolean polymorphic,
                     DocumentCallback callback,
                     ErrorRecordCallback errorRecordCallback)

Specified by:

scanType in interface DatabaseAsyncExecutor

transaction

public void transaction(Database.TransactionScope txBlock)

Specified by:

transaction in interface DatabaseAsyncExecutor

transaction

public void transaction(Database.TransactionScope txBlock,
                        int retries)

Specified by:

transaction in interface DatabaseAsyncExecutor

transaction

public void transaction(Database.TransactionScope txBlock,
                        int retries,
                        OkCallback ok,
                        ErrorCallback error)

Specified by:

transaction in interface DatabaseAsyncExecutor

createRecord

public void createRecord(MutableDocument record,
                         NewRecordCallback newRecordCallback)

Specified by:

createRecord in interface DatabaseAsyncExecutor

createRecord

public void createRecord(Record record,
                         String bucketName,
                         NewRecordCallback newRecordCallback)

Specified by:

createRecord in interface DatabaseAsyncExecutor

updateRecord

public void updateRecord(MutableDocument record,
                         UpdatedRecordCallback updateRecordCallback)

Specified by:

updateRecord in interface DatabaseAsyncExecutor

newEdge

public void newEdge(Vertex sourceVertex,
                    String edgeType,
                    RID destinationVertexRID,
                    boolean bidirectional,
                    boolean light,
                    NewEdgeCallback callback,
                    Object... properties)

Specified by:

newEdge in interface DatabaseAsyncExecutor

newEdgeByKeys

public void newEdgeByKeys(String sourceVertexType,
                          String sourceVertexKeyName,
                          Object sourceVertexKeyValue,
                          String destinationVertexType,
                          String destinationVertexKeyName,
                          Object destinationVertexKeyValue,
                          boolean createVertexIfNotExist,
                          String edgeType,
                          boolean bidirectional,
                          boolean lightWeight,
                          NewEdgeCallback callback,
                          Object... properties)

Specified by:

newEdgeByKeys in interface DatabaseAsyncExecutor

newEdgeByKeys

public void newEdgeByKeys(String sourceVertexType,
                          String[] sourceVertexKeyNames,
                          Object[] sourceVertexKeyValues,
                          String destinationVertexType,
                          String[] destinationVertexKeyNames,
                          Object[] destinationVertexKeyValues,
                          boolean createVertexIfNotExist,
                          String edgeType,
                          boolean bidirectional,
                          boolean lightWeight,
                          NewEdgeCallback callback,
                          Object... properties)

Specified by:

newEdgeByKeys in interface DatabaseAsyncExecutor

kill

public void kill()

Test only API.

Specified by:

kill in interface DatabaseAsyncExecutor

close

public void close()

getParallelLevel

public int getParallelLevel()

Specified by:

getParallelLevel in interface DatabaseAsyncExecutor

setParallelLevel

public void setParallelLevel(int parallelLevel)

Specified by:

setParallelLevel in interface DatabaseAsyncExecutor

getBackPressure

public int getBackPressure()

Specified by:

getBackPressure in interface DatabaseAsyncExecutor

setBackPressure

public void setBackPressure(int percentage)

Specified by:

setBackPressure in interface DatabaseAsyncExecutor

getCommitEvery

public int getCommitEvery()

Specified by:

getCommitEvery in interface DatabaseAsyncExecutor

setCommitEvery

public void setCommitEvery(int commitEvery)

Specified by:

setCommitEvery in interface DatabaseAsyncExecutor

onOk

public void onOk()

Specified by:

onOk in interface DatabaseAsyncExecutor

onError

public void onError(Throwable e)

Specified by:

onError in interface DatabaseAsyncExecutor

scheduleTask

public boolean scheduleTask(int slot,
                            DatabaseAsyncTask task,
                            boolean waitIfQueueIsFull,
                            int applyBackPressureOnPercentage)

Schedule a task to be executed by parallel executors.

Parameters:

slot - slot id

task - task to schedule

waitIfQueueIsFull - true to wait in case the queue is full, otherwise false

Returns:

true if the task has been scheduled, otherwise false

getSlot

public int getSlot(int value)