com.helger.photon.basic.app.dao.container

Class AbstractDAOContainer

java.lang.Object

com.helger.photon.basic.app.dao.container.AbstractDAOContainer

All Implemented Interfaces:

IDAOContainer, IAutoSaveAware

Direct Known Subclasses:

DefaultDAOContainer

@ThreadSafe
public abstract class AbstractDAOContainer
extends Object
implements IDAOContainer

Abstract base implementation of IDAOContainer.

Author:

Philip Helger

Field Summary

Fields

Modifier and Type	Field and Description
protected com.helger.commons.concurrent.SimpleReadWriteLock	m_aRWLock

Constructor Summary

Constructors

Constructor and Description
AbstractDAOContainer()

Method Summary

Modifier and Type	Method and Description
void	beginWithoutAutoSave() Start doing something without auto save.
void	endWithoutAutoSave() End doing something without auto save.
boolean	isAutoSaveEnabled()
void	performWithoutAutoSave(Runnable aRunnable) This method is used for batch processing of instructions (like the initial read).
<RETURNTYPE> RETURNTYPE	performWithoutAutoSave(Supplier<RETURNTYPE> aCallable) This method is used for batch processing of instructions (like the initial read).

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.helger.photon.basic.app.dao.container.IDAOContainer

containsAny, getAllContainedDAOs

Field Detail

m_aRWLock

protected final com.helger.commons.concurrent.SimpleReadWriteLock m_aRWLock

Constructor Detail

AbstractDAOContainer

public AbstractDAOContainer()

Method Detail

isAutoSaveEnabled

@OverridingMethodsMustInvokeSuper
public boolean isAutoSaveEnabled()

Specified by:

isAutoSaveEnabled in interface IAutoSaveAware

Returns:

true if auto save is enabled, false otherwise.

beginWithoutAutoSave

public final void beginWithoutAutoSave()

Description copied from interface: IAutoSaveAware

Start doing something without auto save.

Specified by:

beginWithoutAutoSave in interface IAutoSaveAware

endWithoutAutoSave

public final void endWithoutAutoSave()

Description copied from interface: IAutoSaveAware

End doing something without auto save. It must be ensure that each call to IAutoSaveAware.beginWithoutAutoSave() is always correctly ended with a call to this method.

Specified by:

endWithoutAutoSave in interface IAutoSaveAware

performWithoutAutoSave

@OverridingMethodsMustInvokeSuper
public void performWithoutAutoSave(@Nonnull
                                                                      Runnable aRunnable)

Description copied from interface: IAutoSaveAware

This method is used for batch processing of instructions (like the initial read). If first turns automatic saving off, runs the desired operations and finally restores the initial state of the "automatic save" flag and tries to write any pending changes.

Specified by:

performWithoutAutoSave in interface IAutoSaveAware

Parameters:

aRunnable - The runnable to be executed. May not be null.

performWithoutAutoSave

@OverridingMethodsMustInvokeSuper
 @Nullable
public <RETURNTYPE> RETURNTYPE performWithoutAutoSave(@Nonnull
                                                                                                     Supplier<RETURNTYPE> aCallable)

Description copied from interface: IAutoSaveAware

This method is used for batch processing of instructions (like the initial read). If first turns automatic saving off, runs the desired operations and finally restores the initial state of the "automatic save" flag and tries to write any pending changes.

Specified by:

performWithoutAutoSave in interface IAutoSaveAware

Type Parameters:

RETURNTYPE - Return type of the callable

Parameters:

aCallable - The runnable to be executed. May not be null.

Returns:

the result of the callable.