org.hibernate.type.descriptor.java
Class DoubleTypeDescriptor

java.lang.Object
  extended by org.hibernate.type.descriptor.java.AbstractTypeDescriptor<Double>
      extended by org.hibernate.type.descriptor.java.DoubleTypeDescriptor
All Implemented Interfaces:
Serializable, JavaTypeDescriptor<Double>

public class DoubleTypeDescriptor
extends AbstractTypeDescriptor<Double>

Descriptor for Double handling.

Author:
Steve Ebersole
See Also:
Serialized Form

Field Summary
static DoubleTypeDescriptor INSTANCE
           
 
Constructor Summary
DoubleTypeDescriptor()
           
 
Method Summary
 Double fromString(String string)
           
 String toString(Double value)
           
<X> X
unwrap(Double value, Class<X> type, WrapperOptions options)
          Unwrap an instance of our handled Java type into the requested type.
<X> Double
wrap(X value, WrapperOptions options)
          Wrap a value as our handled Java type.
 
Methods inherited from class org.hibernate.type.descriptor.java.AbstractTypeDescriptor
areEqual, extractHashCode, extractLoggableRepresentation, getComparator, getJavaTypeClass, getMutabilityPlan, unknownUnwrap, unknownWrap
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

INSTANCE

public static final DoubleTypeDescriptor INSTANCE
Constructor Detail

DoubleTypeDescriptor

public DoubleTypeDescriptor()
Method Detail

toString

public String toString(Double value)

fromString

public Double fromString(String string)

unwrap

public <X> X unwrap(Double value,
                    Class<X> type,
                    WrapperOptions options)
Description copied from interface: JavaTypeDescriptor
Unwrap an instance of our handled Java type into the requested type.

As an example, if this is a JavaTypeDescriptor<Integer> and we are asked to unwrap the Integer value as a Long we would return something like Long.valueOf( value.longValue() ).

Intended use is during PreparedStatement binding.

Type Parameters:
X - The conversion type.
Parameters:
value - The value to unwrap
type - The type as which to unwrap
options - The options
Returns:
The unwrapped value.

wrap

public <X> Double wrap(X value,
                       WrapperOptions options)
Description copied from interface: JavaTypeDescriptor
Wrap a value as our handled Java type.

Intended use is during ResultSet extraction.

Type Parameters:
X - The conversion type.
Parameters:
value - The value to wrap.
options - The options
Returns:
The wrapped value.


Copyright © 2001-2010 Red Hat, Inc. All Rights Reserved.