org.springframework.session.data.gemfire.support

Class DeltaAwareDirtyPredicate

java.lang.Object

org.springframework.session.data.gemfire.support.DeltaAwareDirtyPredicate

All Implemented Interfaces:

IsDirtyPredicate

public class DeltaAwareDirtyPredicate
extends java.lang.Object
implements IsDirtyPredicate

DeltaAwareDirtyPredicate is an IsDirtyPredicate strategy interface implementation that evaluates the new value as instance of Delta and uses the Delta.hasDelta() method to determine if the new value is dirty.

Since:

2.1.2

See Also:

Delta, IsDirtyPredicate

Field Summary

Fields

Modifier and Type	Field and Description
static DeltaAwareDirtyPredicate	INSTANCE

Fields inherited from interface org.springframework.session.data.gemfire.support.IsDirtyPredicate

ALWAYS_DIRTY, NEVER_DIRTY

Constructor Summary

Constructors

Constructor and Description
DeltaAwareDirtyPredicate()

Method Summary

Modifier and Type	Method and Description
boolean	isDirty(java.lang.Object oldValue, java.lang.Object newValue) Determines whether the new value is dirty by evaluating the new value as an instance of Delta and invoking its Delta.hasDelta() method.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.springframework.session.data.gemfire.support.IsDirtyPredicate

andThen, orThen

Field Detail

INSTANCE

public static final DeltaAwareDirtyPredicate INSTANCE

Constructor Detail

DeltaAwareDirtyPredicate

public DeltaAwareDirtyPredicate()

Method Detail

isDirty

public boolean isDirty(@Nullable
                       java.lang.Object oldValue,
                       @Nullable
                       java.lang.Object newValue)

Determines whether the new value is dirty by evaluating the new value as an instance of Delta and invoking its Delta.hasDelta() method. The new value is considered dirty immediately and automatically if the new value is not an instance of Delta. This method is null-safe.

Specified by:

isDirty in interface IsDirtyPredicate

Parameters:

oldValue - Object referring to the previous value.

newValue - Object referring to the new value.

Returns:

a boolean value indicating whether the new value is dirty by evaluating the new value as an instance of Delta and invoking its Delta.hasDelta() method. Returns true immediately if the new value is not an instance of Delta.

See Also:

Delta.hasDelta(), Delta