org.apache.commons.jexl.util

Class PropertyExecutor

java.lang.Object

org.apache.commons.jexl.util.AbstractExecutor

org.apache.commons.jexl.util.PropertyExecutor

Direct Known Subclasses:

BooleanPropertyExecutor

public class PropertyExecutor
extends AbstractExecutor

Returned the value of object property when executed.

Since:

1.0

Field Summary

Fields

Modifier and Type	Field and Description
protected Introspector	introspector The JEXL introspector used.
protected java.lang.String	methodUsed The method used.
private static int	PROPERTY_START_INDEX index of the first character of the property.

Fields inherited from class org.apache.commons.jexl.util.AbstractExecutor

method, rlog

Constructor Summary

Constructors

Constructor and Description
PropertyExecutor(org.apache.commons.logging.Log r, Introspector ispctr, java.lang.Class clazz, java.lang.String property) Constructor.

Method Summary

Modifier and Type	Method and Description
protected void	discover(java.lang.Class clazz, java.lang.String property) Locate the getter method for this property.
java.lang.Object	execute(java.lang.Object o) Execute method against context.

Methods inherited from class org.apache.commons.jexl.util.AbstractExecutor

getMethod, isAlive

Methods inherited from class java.lang.Object

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

Field Detail

PROPERTY_START_INDEX

private static final int PROPERTY_START_INDEX

index of the first character of the property.

See Also:

Constant Field Values

introspector

protected Introspector introspector

The JEXL introspector used.

methodUsed

protected java.lang.String methodUsed

The method used.

Constructor Detail

PropertyExecutor

public PropertyExecutor(org.apache.commons.logging.Log r,
                        Introspector ispctr,
                        java.lang.Class clazz,
                        java.lang.String property)

Constructor.

Parameters:

r - The log for this property executor instance.

ispctr - The JEXL introspector.

clazz - The class being examined.

property - The property being addressed.

Method Detail

discover

protected void discover(java.lang.Class clazz,
                        java.lang.String property)

Locate the getter method for this property.

Parameters:

clazz - The class being analyzed.

property - Name of the property.

execute

public java.lang.Object execute(java.lang.Object o)
                         throws java.lang.IllegalAccessException,
                                java.lang.reflect.InvocationTargetException

Execute method against context.

Specified by:

execute in class AbstractExecutor

Parameters:

o - The owner.

Returns:

The return value.

Throws:

java.lang.IllegalAccessException - Method is inaccessible.

java.lang.reflect.InvocationTargetException - Method body throws an exception.