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## org.mule.module.ognl.expression
Class OgnlExpressionEvaluator

    java.lang.Object
      org.mule.module.ognl.expression.OgnlExpressionEvaluator

All Implemented Interfaces:
  ExpressionEvaluator, Disposable, NamedObject

    public class OgnlExpressionEvaluator

extends Object
implements ExpressionEvaluator, Disposable

An expression evaluator that uses OGNL as the expression language

Field Summary
`protected Log` | `logger` logger used by this class
`static String` | `NAME`

Fields inherited from interface org.mule.api.lifecycle.Disposable
`PHASE_NAME`

Constructor Summary
`OgnlExpressionEvaluator()`

Method Summary
`void` | `dispose()` A lifecycle method where implementor should free up any resources.
`Object` | `evaluate(String expression, MuleMessage message)` Extracts a single property from the message
`String` | `getName()` Gets the name of the object
`void` | `setName(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

### NAME

    public static final String NAME

See Also:
  Constant Field Values

### logger

    protected final transient Log logger

  logger used by this class

Constructor Detail

### OgnlExpressionEvaluator

    public OgnlExpressionEvaluator()

Method Detail

### evaluate

    public Object evaluate(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

### setName

    public void setName(String name)

  Description copied from interface: `NamedObject`
  Sets the name of the object

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

### getName

    public String getName()

  Description copied from interface: `NamedObject`
  Gets the name of the object

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

### dispose

    public void dispose()

  Description copied from interface: `Disposable`
  A lifecycle method where implementor should free up any resources. If an exception is thrown it should just be logged and processing should continue. This method should not throw Runtime exceptions.

  Specified by:
    `dispose` in interface `Disposable`

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