net.sourceforge.javadpkg.plugin.reflect

Interface PropertyReflection

All Known Implementing Classes:

PropertyReflectionImpl

public interface PropertyReflection

The property reflection offers method for accessing property values by using reflection.

Version:

1.0, 04.05.2016 by Gerrit Hohl

Author:

Gerrit Hohl (gerrit-hohl@users.sourceforge.net)

Method Summary

Modifier and Type	Method and Description
Object	getValue(Object obj, String path) Returns the value for the specified path.

Method Detail

getValue

Object getValue(Object obj,
                String path)
         throws PropertyReflectionException

Returns the value for the specified path.

The path contains the name of the property which value should be returned. It also works for in-deep properties.

• "car" - returns the value of the "car" property of the object.
• "car.engine.status" - gets the "car" property of the object, then gets the "engine" property of the "car", finally gets the "status" property of the "engine" property and returns it.

Parameters:

obj - The object.

path - The path.

Returns:

The value of the property or null, if the property is null.

Throws:

IllegalArgumentException - If any of the parameters are null.

PropertyReflectionException - If an error occurs.