com.blazebit.reflection

Class PropertyPathExpressionValueHolder<X,Y>

java.lang.Object

com.blazebit.reflection.PropertyPathExpressionValueHolder<X,Y>

All Implemented Interfaces:

ValueHolder<Y>

public class PropertyPathExpressionValueHolder<X,Y>
extends Object
implements ValueHolder<Y>

This class can be used to predefine a getter chain invocation but to be invoked later. It holds the source object on which to invoke the getter chain and the field names with which the getter methods are determined.

Since:

1.0

Author:

Christian Beikov

Constructor Summary

Constructors

Constructor and Description
PropertyPathExpressionValueHolder(X source, PropertyPathExpression<X,Y> expression)
PropertyPathExpressionValueHolder(X source, String propertyPath)

Method Summary

Modifier and Type	Method and Description
Y	getNullSafeValue()
Y	getValue() Returns the value of the value holder.
void	setValue(Y value) Sets the value of the value holder.

Methods inherited from class java.lang.Object

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

Constructor Detail

PropertyPathExpressionValueHolder

public PropertyPathExpressionValueHolder(X source,
                                         String propertyPath)

PropertyPathExpressionValueHolder

public PropertyPathExpressionValueHolder(X source,
                                         PropertyPathExpression<X,Y> expression)

Method Detail

getValue

public Y getValue()

Description copied from interface: ValueHolder

Returns the value of the value holder. Subsequent call may return different values. The concrete value holder may throw RuntimeExceptions.

Specified by:

getValue in interface ValueHolder<Y>

Returns:

The value of the value holder.

getNullSafeValue

public Y getNullSafeValue()

setValue

public void setValue(Y value)

Description copied from interface: ValueHolder

Sets the value of the value holder. The concrete value holder may throw RuntimeExceptions.

Specified by:

setValue in interface ValueHolder<Y>

Parameters:

value - The new value of the value holder.