diff --git a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/AbstractInheritingFragment.xtend b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/AbstractInheritingFragment.xtend
new file mode 100644
index 000000000..e7a4fff28
--- /dev/null
+++ b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/AbstractInheritingFragment.xtend
@@ -0,0 +1,15 @@
+/*******************************************************************************
+ * Copyright (c) 2015 itemis AG (http://www.itemis.eu) and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *******************************************************************************/
+package org.eclipse.xtext.xtext.generator
+
+import org.eclipse.xtext.xtext.generator.AbstractStubGeneratingFragment
+import org.eclipse.xtend.lib.annotations.Accessors
+
+abstract class AbstractInheritingFragment extends AbstractStubGeneratingFragment {
+	@Accessors boolean inheritImplementation = true
+}
\ No newline at end of file
diff --git a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/IGeneratesStub.xtend b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/AbstractStubGeneratingFragment.xtend
similarity index 67%
rename from plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/IGeneratesStub.xtend
rename to plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/AbstractStubGeneratingFragment.xtend
index e5bfdb22f..78c26105d 100644
--- a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/IGeneratesStub.xtend
+++ b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/AbstractStubGeneratingFragment.xtend
@@ -7,10 +7,9 @@
  *******************************************************************************/
 package org.eclipse.xtext.xtext.generator
 
-/**
- * @noimplement
- */
-interface IGeneratesStub {
-	def boolean isGenerateStub()
-	def void setGenerateStub(boolean generateStub)
+import org.eclipse.xtext.xtext.generator.AbstractXtextGeneratorFragment
+import org.eclipse.xtend.lib.annotations.Accessors
+
+abstract class AbstractStubGeneratingFragment extends AbstractXtextGeneratorFragment {
+	@Accessors boolean generateStub = true
 }
\ No newline at end of file
diff --git a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/formatting/Formatter2Fragment2.xtend b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/formatting/Formatter2Fragment2.xtend
index 6c5c237f0..6063769be 100644
--- a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/formatting/Formatter2Fragment2.xtend
+++ b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/formatting/Formatter2Fragment2.xtend
@@ -24,6 +24,7 @@ import org.eclipse.xtext.formatting2.FormatterPreferences
 import org.eclipse.xtext.formatting2.IFormattableDocument
 import org.eclipse.xtext.formatting2.IFormatter2
 import org.eclipse.xtext.preferences.IPreferenceValuesProvider
+import org.eclipse.xtext.xtext.generator.AbstractStubGeneratingFragment
 import org.eclipse.xtext.xtext.generator.XtextGeneratorNaming
 import org.eclipse.xtext.xtext.generator.grammarAccess.GrammarAccessExtensions
 import org.eclipse.xtext.xtext.generator.model.FileAccessFactory
@@ -35,19 +36,14 @@ import org.eclipse.xtext.xtext.generator.util.GenModelUtil2
 import static extension org.eclipse.xtext.GrammarUtil.*
 import static extension org.eclipse.xtext.xtext.generator.model.TypeReference.*
 import static extension org.eclipse.xtext.xtext.generator.util.GrammarUtil2.*
-import org.eclipse.xtend.lib.annotations.Accessors
-import org.eclipse.xtext.xtext.generator.AbstractXtextGeneratorFragment
-import org.eclipse.xtext.xtext.generator.IGeneratesStub
 
-class Formatter2Fragment2 extends AbstractXtextGeneratorFragment implements IGeneratesStub {
+class Formatter2Fragment2 extends AbstractStubGeneratingFragment {
 	
 	@Inject FileAccessFactory fileAccessFactory
 	
 	@Inject extension XtextGeneratorNaming
 	@Inject extension GrammarAccessExtensions
-	
-	@Accessors boolean generateStub = true
-	
+
 	protected def TypeReference getFormatter2Stub(Grammar grammar) {
 		new TypeReference(grammar.runtimeBasePackage + '.formatting2.' + getSimpleName(grammar) + 'Formatter')
 	}
diff --git a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/generator/GeneratorFragment2.xtend b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/generator/GeneratorFragment2.xtend
index ebfa9cb28..7338e3bd6 100644
--- a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/generator/GeneratorFragment2.xtend
+++ b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/generator/GeneratorFragment2.xtend
@@ -26,6 +26,7 @@ import org.eclipse.xtext.util.CancelIndicator
 import org.eclipse.xtext.validation.CheckMode
 import org.eclipse.xtext.validation.IResourceValidator
 import org.eclipse.xtext.validation.Issue
+import org.eclipse.xtext.xtext.generator.AbstractStubGeneratingFragment
 import org.eclipse.xtext.xtext.generator.CodeConfig
 import org.eclipse.xtext.xtext.generator.Issues
 import org.eclipse.xtext.xtext.generator.XtextGeneratorNaming
@@ -35,10 +36,8 @@ import org.eclipse.xtext.xtext.generator.model.TypeReference
 import org.eclipse.xtext.xtext.generator.xbase.XbaseUsageDetector
 
 import static extension org.eclipse.xtext.xtext.generator.model.TypeReference.*
-import org.eclipse.xtext.xtext.generator.AbstractXtextGeneratorFragment
-import org.eclipse.xtext.xtext.generator.IGeneratesStub
 
-class GeneratorFragment2 extends AbstractXtextGeneratorFragment implements IGeneratesStub {
+class GeneratorFragment2 extends AbstractStubGeneratingFragment {
 	
 	@Inject CodeConfig codeConfig
 	
@@ -56,11 +55,8 @@ class GeneratorFragment2 extends AbstractXtextGeneratorFragment implements IGene
 	@Accessors(PUBLIC_SETTER)
 	boolean generateXtendMain = false
 	
-	@Accessors(PUBLIC_SETTER)
-	boolean generateStub = true
-	
 	override boolean isGenerateStub() {
-		!grammar.inheritsXbase && generateStub
+		!grammar.inheritsXbase && super.generateStub
 	}
 	
 	def boolean isGenerateJavaMain() {
diff --git a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/scoping/ImportNamespacesScopingFragment2.xtend b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/scoping/ImportNamespacesScopingFragment2.xtend
index 3d5686f05..060593776 100644
--- a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/scoping/ImportNamespacesScopingFragment2.xtend
+++ b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/scoping/ImportNamespacesScopingFragment2.xtend
@@ -18,6 +18,7 @@ import org.eclipse.xtext.scoping.impl.AbstractDeclarativeScopeProvider
 import org.eclipse.xtext.scoping.impl.DefaultGlobalScopeProvider
 import org.eclipse.xtext.scoping.impl.DelegatingScopeProvider
 import org.eclipse.xtext.scoping.impl.ImportedNamespaceAwareLocalScopeProvider
+import org.eclipse.xtext.xtext.generator.AbstractInheritingFragment
 import org.eclipse.xtext.xtext.generator.CodeConfig
 import org.eclipse.xtext.xtext.generator.XtextGeneratorNaming
 import org.eclipse.xtext.xtext.generator.model.FileAccessFactory
@@ -29,25 +30,17 @@ import static org.eclipse.xtext.GrammarUtil.*
 
 import static extension org.eclipse.xtext.xtext.generator.model.TypeReference.*
 import static extension org.eclipse.xtext.xtext.generator.util.GrammarUtil2.*
-import org.eclipse.xtext.xtext.generator.AbstractXtextGeneratorFragment
-import org.eclipse.xtext.xtext.generator.IGeneratesStub
 
-class ImportNamespacesScopingFragment2 extends AbstractXtextGeneratorFragment implements IGeneratesStub {
+class ImportNamespacesScopingFragment2 extends AbstractInheritingFragment {
 	
 	@Inject extension XtextGeneratorNaming
 	@Inject extension XbaseUsageDetector
 	@Inject CodeConfig codeConfig
 	@Inject FileAccessFactory fileAccessFactory
-	
-	@Accessors
-	boolean generateStub = true
-	
+
 	@Accessors
 	boolean ignoreCase = false
 	
-	@Accessors
-	boolean inheritImplementation = true
-	
 	protected def TypeReference getScopeProviderClass(Grammar grammar) {
 		if (grammar.name == 'org.eclipse.xtext.xbase.Xbase')
 			return 'org.eclipse.xtext.xbase.scoping.batch.XbaseBatchScopeProvider'.typeRef
diff --git a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/serializer/SerializerFragment2.xtend b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/serializer/SerializerFragment2.xtend
index 97cbb0781..9797c2117 100644
--- a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/serializer/SerializerFragment2.xtend
+++ b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/serializer/SerializerFragment2.xtend
@@ -53,9 +53,8 @@ import org.eclipse.xtext.serializer.sequencer.ISemanticSequencer
 import org.eclipse.xtext.serializer.sequencer.ISyntacticSequencer
 import org.eclipse.xtext.serializer.sequencer.ITransientValueService
 import org.eclipse.xtext.util.Strings
-import org.eclipse.xtext.xtext.generator.AbstractXtextGeneratorFragment
+import org.eclipse.xtext.xtext.generator.AbstractStubGeneratingFragment
 import org.eclipse.xtext.xtext.generator.CodeConfig
-import org.eclipse.xtext.xtext.generator.IGeneratesStub
 import org.eclipse.xtext.xtext.generator.XtextGeneratorNaming
 import org.eclipse.xtext.xtext.generator.grammarAccess.GrammarAccessExtensions
 import org.eclipse.xtext.xtext.generator.model.FileAccessFactory
@@ -69,7 +68,7 @@ import static extension org.eclipse.xtext.serializer.analysis.SerializationConte
 import static extension org.eclipse.xtext.xtext.generator.model.TypeReference.*
 import static extension org.eclipse.xtext.xtext.generator.util.GenModelUtil2.*
 
-class SerializerFragment2 extends AbstractXtextGeneratorFragment implements IGeneratesStub {
+class SerializerFragment2 extends AbstractStubGeneratingFragment {
 	
 	private static def <K, V> Map<K, V> toMap(Iterable<Pair<K, V>> items) {
 		val result = newLinkedHashMap
@@ -90,7 +89,6 @@ class SerializerFragment2 extends AbstractXtextGeneratorFragment implements IGen
 	@Inject CodeConfig codeConfig
 	
 	@Accessors boolean generateDebugData = false
-	@Accessors boolean generateStub = true
 	@Accessors boolean generateSupportForDeprecatedContextObject = false
 	
 	boolean detectSyntheticTerminals = true
diff --git a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/contentAssist/ContentAssistFragment2.xtend b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/contentAssist/ContentAssistFragment2.xtend
index ac459577c..a0479002f 100644
--- a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/contentAssist/ContentAssistFragment2.xtend
+++ b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/contentAssist/ContentAssistFragment2.xtend
@@ -10,7 +10,6 @@ package org.eclipse.xtext.xtext.generator.ui.contentAssist
 import com.google.common.collect.Sets
 import com.google.inject.Inject
 import org.eclipse.emf.ecore.EObject
-import org.eclipse.xtend.lib.annotations.Accessors
 import org.eclipse.xtend2.lib.StringConcatenationClient
 import org.eclipse.xtext.AbstractElement
 import org.eclipse.xtext.AbstractRule
@@ -19,6 +18,7 @@ import org.eclipse.xtext.Assignment
 import org.eclipse.xtext.CrossReference
 import org.eclipse.xtext.Grammar
 import org.eclipse.xtext.RuleCall
+import org.eclipse.xtext.xtext.generator.AbstractInheritingFragment
 import org.eclipse.xtext.xtext.generator.CodeConfig
 import org.eclipse.xtext.xtext.generator.XtextGeneratorNaming
 import org.eclipse.xtext.xtext.generator.model.FileAccessFactory
@@ -27,8 +27,6 @@ import org.eclipse.xtext.xtext.generator.model.TypeReference
 
 import static extension org.eclipse.xtext.GrammarUtil.*
 import static extension org.eclipse.xtext.xtext.generator.util.GrammarUtil2.*
-import org.eclipse.xtext.xtext.generator.AbstractXtextGeneratorFragment
-import org.eclipse.xtext.xtext.generator.IGeneratesStub
 
 /**
  * Contributes the 'Abstract...ProposalProvider' and '...ProposalProvider' stub,
@@ -36,7 +34,7 @@ import org.eclipse.xtext.xtext.generator.IGeneratesStub
  * 
  * @author Christian Schneider - Initial contribution and API
  */
-class ContentAssistFragment2 extends AbstractXtextGeneratorFragment implements IGeneratesStub {
+class ContentAssistFragment2 extends AbstractInheritingFragment {
 
 	@Inject
 	extension XtextGeneratorNaming
@@ -47,12 +45,6 @@ class ContentAssistFragment2 extends AbstractXtextGeneratorFragment implements I
 	@Inject
 	FileAccessFactory fileAccessFactory
 
-	@Accessors
-	boolean generateStub = true;
-
-	@Accessors
-	boolean inheritImplementation = true
-
 	def protected TypeReference getProposalProviderClass(Grammar g) {
 		return new TypeReference(
 			g.eclipsePluginBasePackage + ".contentassist." + g.simpleName + "ProposalProvider"
diff --git a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/labeling/LabelProviderFragment2.xtend b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/labeling/LabelProviderFragment2.xtend
index fea7a2d0c..bf4aff8d7 100644
--- a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/labeling/LabelProviderFragment2.xtend
+++ b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/labeling/LabelProviderFragment2.xtend
@@ -8,8 +8,8 @@
 package org.eclipse.xtext.xtext.generator.ui.labeling
 
 import com.google.inject.Inject
-import org.eclipse.xtend.lib.annotations.Accessors
 import org.eclipse.xtext.Grammar
+import org.eclipse.xtext.xtext.generator.AbstractStubGeneratingFragment
 import org.eclipse.xtext.xtext.generator.CodeConfig
 import org.eclipse.xtext.xtext.generator.XtextGeneratorNaming
 import org.eclipse.xtext.xtext.generator.model.FileAccessFactory
@@ -18,15 +18,13 @@ import org.eclipse.xtext.xtext.generator.model.TypeReference
 import org.eclipse.xtext.xtext.generator.xbase.XbaseUsageDetector
 
 import static extension org.eclipse.xtext.GrammarUtil.*
-import org.eclipse.xtext.xtext.generator.AbstractXtextGeneratorFragment
-import org.eclipse.xtext.xtext.generator.IGeneratesStub
 
 /**
  * Contributes the Labeling provider stub, either in Xtend or Java language.
  * 
  * @author Christian Schneider - Initial contribution and API
  */
-class LabelProviderFragment2 extends AbstractXtextGeneratorFragment implements IGeneratesStub {
+class LabelProviderFragment2 extends AbstractStubGeneratingFragment {
 
 	private static val XBASE_LABEL_PROVIDER = 
 		"org.eclipse.xtext.xbase.ui.labeling.XbaseLabelProvider"
@@ -46,9 +44,6 @@ class LabelProviderFragment2 extends AbstractXtextGeneratorFragment implements I
 	@Inject
 	FileAccessFactory fileAccessFactory
 
-	@Accessors
-	private boolean generateStub = true;
-
 	def protected TypeReference getEObjectLabelProviderClass(Grammar g) {
 		return new TypeReference(
 			g.eclipsePluginBasePackage + ".labeling." + g.simpleName + "LabelProvider"
diff --git a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/outline/OutlineTreeProviderFragment2.xtend b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/outline/OutlineTreeProviderFragment2.xtend
index d0388ed17..a21988d00 100644
--- a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/outline/OutlineTreeProviderFragment2.xtend
+++ b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/outline/OutlineTreeProviderFragment2.xtend
@@ -8,30 +8,26 @@
 package org.eclipse.xtext.xtext.generator.ui.outline
 
 import com.google.inject.Inject
-import org.eclipse.xtend.lib.annotations.Accessors
 import org.eclipse.xtext.Grammar
 import org.eclipse.xtext.GrammarUtil
+import org.eclipse.xtext.xtext.generator.AbstractStubGeneratingFragment
+import org.eclipse.xtext.xtext.generator.CodeConfig
 import org.eclipse.xtext.xtext.generator.XtextGeneratorNaming
 import org.eclipse.xtext.xtext.generator.model.FileAccessFactory
 import org.eclipse.xtext.xtext.generator.model.GuiceModuleAccess
 import org.eclipse.xtext.xtext.generator.model.TypeReference
+
 import static extension org.eclipse.xtext.xtext.generator.model.TypeReference.typeRef
-import org.eclipse.xtext.xtext.generator.CodeConfig
-import org.eclipse.xtext.xtext.generator.AbstractXtextGeneratorFragment
-import org.eclipse.xtext.xtext.generator.IGeneratesStub
 
 /**
  * @author Christian Schneider - Initial contribution and API
  */
-class OutlineTreeProviderFragment2 extends AbstractXtextGeneratorFragment implements IGeneratesStub {
+class OutlineTreeProviderFragment2 extends AbstractStubGeneratingFragment {
 
 	@Inject CodeConfig codeConfig
 	@Inject FileAccessFactory fileAccessFactory
 	@Inject extension XtextGeneratorNaming
 	
-	@Accessors
-	boolean generateStub = true;
-
 	protected def TypeReference getOutlineTreeProviderClass(Grammar grammar) {
 		new TypeReference(grammar.eclipsePluginBasePackage
 			+ ".outline." + GrammarUtil.getSimpleName(grammar) + "OutlineTreeProvider"
diff --git a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/quickfix/QuickfixProviderFragment2.xtend b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/quickfix/QuickfixProviderFragment2.xtend
index 643f6af09..43b870fd6 100644
--- a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/quickfix/QuickfixProviderFragment2.xtend
+++ b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/ui/quickfix/QuickfixProviderFragment2.xtend
@@ -8,8 +8,8 @@
 package org.eclipse.xtext.xtext.generator.ui.quickfix
 
 import javax.inject.Inject
-import org.eclipse.xtend.lib.annotations.Accessors
 import org.eclipse.xtext.Grammar
+import org.eclipse.xtext.xtext.generator.AbstractInheritingFragment
 import org.eclipse.xtext.xtext.generator.CodeConfig
 import org.eclipse.xtext.xtext.generator.XtextGeneratorNaming
 import org.eclipse.xtext.xtext.generator.model.FileAccessFactory
@@ -19,15 +19,13 @@ import org.eclipse.xtext.xtext.generator.validation.ValidatorNaming
 
 import static extension org.eclipse.xtext.GrammarUtil.*
 import static extension org.eclipse.xtext.xtext.generator.util.GrammarUtil2.*
-import org.eclipse.xtext.xtext.generator.AbstractXtextGeneratorFragment
-import org.eclipse.xtext.xtext.generator.IGeneratesStub
 
 /**
  * Contributes the Quickfix provider stub, either in Xtend or Java language.
  * 
  * @author Christian Schneider - Initial contribution and API
  */
-class QuickfixProviderFragment2 extends AbstractXtextGeneratorFragment implements IGeneratesStub {
+class QuickfixProviderFragment2 extends AbstractInheritingFragment {
 
 	@Inject
 	extension XtextGeneratorNaming
@@ -41,12 +39,6 @@ class QuickfixProviderFragment2 extends AbstractXtextGeneratorFragment implement
 	@Inject
 	FileAccessFactory fileAccessFactory
 
-	@Accessors
-	private boolean generateStub = true;
-
-	@Accessors	
-	private boolean inheritImplementation;
-
 	def protected TypeReference getQuickfixProviderClass(Grammar g) {
 		return new TypeReference(
 			g.eclipsePluginBasePackage + ".quickfix." + g.simpleName + "QuickfixProvider"
diff --git a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/validation/ValidatorFragment2.xtend b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/validation/ValidatorFragment2.xtend
index 6dc3f10be..3465d671b 100644
--- a/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/validation/ValidatorFragment2.xtend
+++ b/plugins/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/validation/ValidatorFragment2.xtend
@@ -11,11 +11,11 @@ import com.google.inject.Inject
 import java.util.ArrayList
 import java.util.List
 import org.eclipse.emf.ecore.EPackage
-import org.eclipse.xtend.lib.annotations.Accessors
 import org.eclipse.xtext.GeneratedMetamodel
 import org.eclipse.xtext.Grammar
 import org.eclipse.xtext.validation.AbstractDeclarativeValidator
 import org.eclipse.xtext.validation.ComposedChecks
+import org.eclipse.xtext.xtext.generator.AbstractInheritingFragment
 import org.eclipse.xtext.xtext.generator.CodeConfig
 import org.eclipse.xtext.xtext.generator.XtextGeneratorNaming
 import org.eclipse.xtext.xtext.generator.model.FileAccessFactory
@@ -26,22 +26,14 @@ import static org.eclipse.xtext.GrammarUtil.*
 
 import static extension org.eclipse.xtext.xtext.generator.model.TypeReference.*
 import static extension org.eclipse.xtext.xtext.generator.util.GrammarUtil2.*
-import org.eclipse.xtext.xtext.generator.AbstractXtextGeneratorFragment
-import org.eclipse.xtext.xtext.generator.IGeneratesStub
 
-class ValidatorFragment2 extends AbstractXtextGeneratorFragment implements IGeneratesStub {
+class ValidatorFragment2 extends AbstractInheritingFragment {
 	
 	@Inject extension ValidatorNaming
 	@Inject extension XtextGeneratorNaming
 	@Inject FileAccessFactory fileAccessFactory
 	@Inject CodeConfig codeConfig
 	
-	@Accessors
-	boolean generateStub = true
-	
-	@Accessors
-	boolean inheritImplementation = true
-	
 	val List<String> composedChecks = newArrayList
 	
 	/**