org.mule.expression
Class RegistryExpressionEvaluator

java.lang.Object
  extended by org.mule.expression.RegistryExpressionEvaluator
All Implemented Interfaces:
MuleContextAware, ExpressionEvaluator, NamedObject

public class RegistryExpressionEvaluator
extends java.lang.Object
implements ExpressionEvaluator, MuleContextAware

Looks up information about objects in the Registry

See Also:
ExpressionEvaluator, DefaultExpressionManager

Field Summary
protected  Log logger
          logger used by this class
static java.lang.String NAME
           
 
Constructor Summary
RegistryExpressionEvaluator()
           
 
Method Summary
 java.lang.Object evaluate(java.lang.String expression, MuleMessage message)
          Extracts a single property from the message
 java.lang.String getName()
          Gets the name of the object
 void setMuleContext(MuleContext context)
           
 void setName(java.lang.String name)
          Sets the name of the object
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

logger

protected final transient Log logger
logger used by this class


NAME

public static final java.lang.String NAME
See Also:
Constant Field Values
Constructor Detail

RegistryExpressionEvaluator

public RegistryExpressionEvaluator()
Method Detail

setMuleContext

public void setMuleContext(MuleContext context)
Specified by:
setMuleContext in interface MuleContextAware

evaluate

public java.lang.Object evaluate(java.lang.String expression,
                                 MuleMessage message)
Description copied from interface: ExpressionEvaluator
Extracts a single property from the message

Specified by:
evaluate in interface ExpressionEvaluator
Parameters:
expression - the property expression or expression
message - the message to extract from
Returns:
the result of the extraction or null if the property was not found

getName

public java.lang.String getName()
Gets the name of the object

Specified by:
getName in interface NamedObject
Returns:
the name of the object

setName

public void setName(java.lang.String name)
Sets the name of the object

Specified by:
setName in interface NamedObject
Parameters:
name - the name of the object


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