org.springframework.expression

Class TypedValue

java.lang.Object

org.springframework.expression.TypedValue

Direct Known Subclasses:

BooleanTypedValue

public class TypedValue
extends Object

Encapsulates an object and a TypeDescriptor that describes it. The type descriptor can contain generic declarations 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 TypedValue for null.

Constructor Summary

Constructors

Constructor and Description
TypedValue(Object value) Create a TypedValue for a simple object.
TypedValue(Object value, TypeDescriptor typeDescriptor) Create a TypedValue for a particular value with a particular TypeDescriptor which may contain additional generic declarations.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object other)
TypeDescriptor	getTypeDescriptor()
Object	getValue()
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

NULL

public static final TypedValue NULL

TypedValue for null.

Constructor Detail

TypedValue

public TypedValue(@Nullable
                  Object value)

Create a TypedValue for a simple object. The TypeDescriptor is inferred from the object, so no generic declarations are preserved.

Parameters:

value - the object value

TypedValue

public TypedValue(@Nullable
                  Object value,
                  @Nullable
                  TypeDescriptor typeDescriptor)

Create a TypedValue for a particular value with a particular TypeDescriptor which may contain additional generic declarations.

Parameters:

value - the object value

typeDescriptor - a type descriptor describing the type of the value

Method Detail

getValue

@Nullable
public Object getValue()

getTypeDescriptor

@Nullable
public TypeDescriptor getTypeDescriptor()

equals

public boolean equals(@Nullable
                      Object other)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object