org.mule.expression

Class MapPayloadExpressionEvaluator

java.lang.Object

org.mule.expression.AbstractExpressionEvaluator

org.mule.expression.MapPayloadExpressionEvaluator

All Implemented Interfaces:

ExpressionEvaluator, NamedObject

public class MapPayloadExpressionEvaluator
extends AbstractExpressionEvaluator

If the message payload is a map this extractor will look up the property value in the map

Field Summary

Fields

Modifier and Type	Field and Description
static String	NAME

Constructor Summary

Constructors

Constructor and Description
MapPayloadExpressionEvaluator()

Method Summary

Methods

Modifier and Type	Method and Description
Object	evaluate(String expression, MuleMessage message) Extracts a single property from the message
String	getName() Gets the name of the object
protected Object	getValue(String key, Map map)

Methods inherited from class org.mule.expression.AbstractExpressionEvaluator

evaluateTyped

Methods inherited from class java.lang.Object

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

Field Detail

NAME

public static final String NAME

See Also:

Constant Field Values

Constructor Detail

MapPayloadExpressionEvaluator

public MapPayloadExpressionEvaluator()

Method Detail

evaluate

public Object evaluate(String expression,
              MuleMessage message)

Description copied from interface: ExpressionEvaluator

Extracts a single property from the message

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

getValue

protected Object getValue(String key,
              Map map)

getName

public String getName()

Gets the name of the object

Returns:

the name of the object