net.mdatools.modelant.core.operation.element

Class PrintModelElement

java.lang.Object

net.mdatools.modelant.core.operation.element.PrintModelElement

All Implemented Interfaces:

Function<Object,String>

public class PrintModelElement
extends Object
implements Function<Object,String>

Print the actual attributes and values of model elements using only the reflection interfaces of JMI - it is independent of the actual metamodel being processed. Its toString() method handles the proper result formatting.

 Usage:

 System.err.println( "model element ="+ new ModelElementPrinter().execute( modelElement ) );
 

Author:

Rusi Popov (popovr@mdatools.net)

Field Summary

Fields inherited from interface net.mdatools.modelant.core.api.Function

IDENTITY

Constructor Summary

Constructors

Constructor and Description
PrintModelElement()
PrintModelElement(String prefix) The only constructor of ModelElementPrinter is to wrap up a non-null model element to print.

Method Summary

Modifier and Type	Method and Description
String	execute(Object object) Prints the elements nested according to the prefix
Object	toPrint(Object wrapped)

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.mdatools.modelant.core.api.Function

toString

Constructor Detail

PrintModelElement

public PrintModelElement()

PrintModelElement

public PrintModelElement(String prefix)

The only constructor of ModelElementPrinter is to wrap up a non-null model element to print.

Parameters:

prefix - to all lines

Method Detail

execute

public String execute(Object object)
               throws RuntimeException,
                      IllegalArgumentException

Prints the elements nested according to the prefix

Specified by:

execute in interface Function<Object,String>

Parameters:

object - the model element to print

Returns:

the string representation of this, with the prefix added to each line

Throws:

RuntimeException

IllegalArgumentException

toPrint

public Object toPrint(Object wrapped)

Parameters:

wrapped -

Returns:

a non-null object with its toString() printing the wrapped element