com.metamatrix.common.types.basic
Class NullToAnyTransform

java.lang.Object
  com.metamatrix.common.types.AbstractTransform
      com.metamatrix.common.types.basic.NullToAnyTransform

All Implemented Interfaces:

Transform

public class NullToAnyTransform
extends AbstractTransform

This class can do a simple null-->anything. Incoming value must be null and outgoing value is the same. This is purely for type purposes.

Constructor Summary

NullToAnyTransform(java.lang.Class<?> targetType)

Method Summary

java.lang.Class	getSourceType() Type of the incoming value.
java.lang.Class	getTargetType() Type of the outgoing value.
java.lang.Object	transform(java.lang.Object value) This method transforms a value of the source type into a value of the target type.

Methods inherited from class com.metamatrix.common.types.AbstractTransform

equals, getDescription, getDisplayName, getSourceTypeName, getTargetTypeName, hashCode, isNarrowing, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

NullToAnyTransform

public NullToAnyTransform(java.lang.Class<?> targetType)

Method Detail

getSourceType

public java.lang.Class getSourceType()

Type of the incoming value.

Specified by:

getSourceType in interface Transform

Specified by:

getSourceType in class AbstractTransform

Returns:

Source type

getTargetType

public java.lang.Class getTargetType()

Type of the outgoing value.

Specified by:

getTargetType in interface Transform

Specified by:

getTargetType in class AbstractTransform

Returns:

Target type

transform

public java.lang.Object transform(java.lang.Object value)
                           throws TransformationException

This method transforms a value of the source type into a value of the target type.

Specified by:

transform in interface Transform

Specified by:

transform in class AbstractTransform

Parameters:

value - Incoming value - Integer

Returns:

Outgoing value - String

Throws:

TransformationException - if value is an incorrect input type or the transformation fails