org.springframework.expression

Class TypedValue

java.lang.Object

org.springframework.expression.TypedValue

Direct Known Subclasses:

BooleanTypedValue

public class TypedValue
extends java.lang.Object

Encapsulates an object and a type descriptor that describes it. The type descriptor can hold generic information that would not be accessible through a simple getClass() call on the object.

Since:

3.0

Author:

Andy Clement, Juergen Hoeller

Field Summary

Fields

Modifier and Type	Field and Description
static TypedValue	NULL
private TypeDescriptor	typeDescriptor
private java.lang.Object	value

Constructor Summary

Constructors

Constructor and Description
TypedValue(java.lang.Object value) Create a TypedValue for a simple object.
TypedValue(java.lang.Object value, TypeDescriptor typeDescriptor) Create a TypedValue for a particular value with a particular type descriptor.

Method Summary

Methods

Modifier and Type	Method and Description
TypeDescriptor	getTypeDescriptor()
java.lang.Object	getValue()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

NULL

public static final TypedValue NULL

value

private final java.lang.Object value

typeDescriptor

private TypeDescriptor typeDescriptor

Constructor Detail

TypedValue

public TypedValue(java.lang.Object value)

Create a TypedValue for a simple object. The type descriptor is inferred from the object, so no generic information is preserved.

Parameters:

value - the object value

TypedValue

public TypedValue(java.lang.Object value,
          TypeDescriptor typeDescriptor)

Create a TypedValue for a particular value with a particular type descriptor.

Parameters:

value - the object value

typeDescriptor - a type descriptor describing the type of the value

Method Detail

getValue

public java.lang.Object getValue()

getTypeDescriptor

public TypeDescriptor getTypeDescriptor()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object