Package com.djrapitops.plan.storage.database.transactions

Class Transaction

java.lang.Object

com.djrapitops.plan.storage.database.transactions.Transaction

Direct Known Subclasses:

BanStatusTransaction, ChangeUserUUIDTransaction, CookieChangeTransaction, CreateIndexTransaction, DeleteWebGroupTransaction, GrantWebPermissionToGroupsWithPermissionTransaction, OperationCriticalTransaction, PingStoreTransaction, PlayerRegisterTransaction, RemoveWebUserTransaction, ShutdownDataPreservationTransaction, StoreConfigTransaction, StoreGeoInfoTransaction, StoreJoinAddressTransaction, StoreMissingWebPermissionsTransaction, StorePluginVersionsTransaction, StoreRequestTransaction, StoreServerInformationTransaction, StoreSessionTransaction, StoreWebGroupTransaction, StoreWebUserPreferencesTransaction, StoreWebUserTransaction, StoreWorldNameTransaction, ThrowawayTransaction, TPSStoreTransaction

public abstract class Transaction
extends Object

Represents a database transaction.

Field Summary

Fields

Modifier and Type	Field	Description
protected int	attempts
protected DBType	dbType
protected boolean	success

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	Transaction()

Method Summary

Modifier and Type	Method	Description
protected void	commitMidTransaction()
boolean	dbIsNotUnderHeavyLoad()
protected boolean	execute(Executable executable)
protected boolean	execute(String sql)
protected void	executeOther(Transaction transaction)
protected int	executeReturningId(ExecStatement executable)
protected void	executeSwallowingExceptions(String... statements)
void	executeTransaction(SQLDB db)
protected Database.State	getDBState()
String	getName()
protected ServerUUID	getServerUUID()
protected boolean	hasTable(String tableName)
protected abstract void	performOperations()	Implement this method for transaction execution.
protected <T> T	query(Query<T> query)
protected boolean	shouldBeExecuted()	Override this method for conditional execution.
String	toString()
boolean	wasSuccessful()

Methods inherited from class java.lang.Object

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

Field Details

dbType

protected DBType dbType

success

protected boolean success

attempts

protected int attempts

Constructor Details

Transaction

protected Transaction()

Method Details

executeTransaction

public void executeTransaction(SQLDB db)

commitMidTransaction

protected void commitMidTransaction()

shouldBeExecuted

protected boolean shouldBeExecuted()

Override this method for conditional execution.

Please note that the transaction has not been initialized and class variables are not available for queries. The condition should depend on other variables (Like the data that is to be stored) given to the transaction.

Returns:

false if the transaction should not execute.

performOperations

protected abstract void performOperations()

Implement this method for transaction execution.

query

protected <T> T query(Query<T> query)

execute

protected boolean execute(Executable executable)

executeReturningId

protected int executeReturningId(ExecStatement executable)

execute

protected boolean execute(String sql)

executeSwallowingExceptions

protected void executeSwallowingExceptions(String... statements)

executeOther

protected void executeOther(Transaction transaction)

getDBState

protected Database.State getDBState()

getServerUUID

protected ServerUUID getServerUUID()

toString

public String toString()

Overrides:

toString in class Object

wasSuccessful

public boolean wasSuccessful()

dbIsNotUnderHeavyLoad

public boolean dbIsNotUnderHeavyLoad()

getName

public String getName()

hasTable

protected boolean hasTable(String tableName)