Package org.eclipse.emf.compare.match.eobject

Class IdentifierEObjectMatcher.DefaultIDFunction

java.lang.Object

org.eclipse.emf.compare.match.eobject.IdentifierEObjectMatcher.DefaultIDFunction

All Implemented Interfaces:

com.google.common.base.Function<EObject,String>, Function<EObject,String>

Enclosing class:

IdentifierEObjectMatcher

public static class IdentifierEObjectMatcher.DefaultIDFunction
extends Object
implements com.google.common.base.Function<EObject,String>

The default function used to retrieve IDs from EObject. You might want to extend or compose with it if you want to reuse its behavior.

Constructor Summary

Constructors

Constructor	Description
DefaultIDFunction()

Method Summary

Modifier and Type	Method	Description
String	apply(EObject eObject)	Return an ID for an EObject, null if not found.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.google.common.base.Function

equals

Methods inherited from interface java.util.function.Function

andThen, compose

Constructor Details

DefaultIDFunction

public DefaultIDFunction()

Method Details

apply

public String apply(EObject eObject)

Return an ID for an EObject, null if not found.

Specified by:

apply in interface com.google.common.base.Function<EObject,String>

Specified by:

apply in interface Function<EObject,String>

Parameters:

eObject - The EObject for which we need an identifier.

Returns:

The identifier for that EObject if we could determine one. null if no condition (see description above) is fulfilled for the given eObject.