org.eclipse.xtext.resource
Class DefaultLocationInFileProvider

java.lang.Object
  org.eclipse.xtext.resource.DefaultLocationInFileProvider

All Implemented Interfaces:

ILocationInFileProvider, ILocationInFileProviderExtension

Direct Known Subclasses:

XbaseLocationInFileProvider, XtextLocationInFileProvider

public class DefaultLocationInFileProvider
extends java.lang.Object
implements ILocationInFileProvider, ILocationInFileProviderExtension

Author:

Peter Friese - Implementation, Sven Efftinge - Initial contribution and API

Nested Class Summary

Nested classes/interfaces inherited from interface org.eclipse.xtext.resource.ILocationInFileProviderExtension

ILocationInFileProviderExtension.RegionDescription

Constructor Summary

DefaultLocationInFileProvider()

Method Summary

protected ITextRegion	createRegion(java.util.List<INode> nodes)
protected ITextRegion	createRegion(java.util.List<INode> nodes, ILocationInFileProviderExtension.RegionDescription query)
protected ITextRegion	doGetLocationOfFeature(org.eclipse.emf.ecore.EObject owner, org.eclipse.emf.ecore.EStructuralFeature feature, int indexInList, boolean isSignificant)
protected ITextRegion	doGetLocationOfFeature(org.eclipse.emf.ecore.EObject owner, org.eclipse.emf.ecore.EStructuralFeature feature, int indexInList, ILocationInFileProviderExtension.RegionDescription query)
protected ITextRegion	doGetTextRegion(org.eclipse.emf.ecore.EObject obj, ILocationInFileProviderExtension.RegionDescription query)
protected ICompositeNode	findNodeFor(org.eclipse.emf.ecore.EObject semanticObject) Returns the smallest node that covers all assigned values of the given object.
ITextRegion	getFullTextRegion(org.eclipse.emf.ecore.EObject obj)
ITextRegion	getFullTextRegion(org.eclipse.emf.ecore.EObject owner, org.eclipse.emf.ecore.EStructuralFeature feature, int indexInList)
protected org.eclipse.emf.ecore.EStructuralFeature	getIdentifierFeature(org.eclipse.emf.ecore.EObject obj)
protected java.util.List<INode>	getLocationNodes(org.eclipse.emf.ecore.EObject obj)
protected ITextRegion	getLocationOfAttribute(org.eclipse.emf.ecore.EObject owner, org.eclipse.emf.ecore.EAttribute attribute, int indexInList, boolean isSignificant)
protected ITextRegion	getLocationOfContainmentReference(org.eclipse.emf.ecore.EObject owner, org.eclipse.emf.ecore.EReference feature, int indexInList, boolean isSignificant)
protected ITextRegion	getLocationOfContainmentReference(org.eclipse.emf.ecore.EObject owner, org.eclipse.emf.ecore.EReference feature, int indexInList, ILocationInFileProviderExtension.RegionDescription query)
protected ITextRegion	getLocationOfCrossReference(org.eclipse.emf.ecore.EObject owner, org.eclipse.emf.ecore.EReference reference, int indexInList, boolean isSignificant)
ITextRegion	getSignificantTextRegion(org.eclipse.emf.ecore.EObject obj)
ITextRegion	getSignificantTextRegion(org.eclipse.emf.ecore.EObject owner, org.eclipse.emf.ecore.EStructuralFeature feature, int indexInList)
protected ITextRegion	getTextRegion(org.eclipse.emf.ecore.EObject obj, boolean isSignificant)
ITextRegion	getTextRegion(org.eclipse.emf.ecore.EObject object, org.eclipse.emf.ecore.EStructuralFeature feature, int indexInList, ILocationInFileProviderExtension.RegionDescription query) Queries for parts of the text region that parts of the given object originate from.
ITextRegion	getTextRegion(org.eclipse.emf.ecore.EObject object, ILocationInFileProviderExtension.RegionDescription query) Queries for parts of the text region that the given object is originates from.
protected boolean	isHidden(INode node)
protected boolean	isHidden(INode node, ILocationInFileProviderExtension.RegionDescription query)
protected boolean	useKeyword(Keyword keyword, org.eclipse.emf.ecore.EObject context)

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultLocationInFileProvider

public DefaultLocationInFileProvider()

Method Detail

getSignificantTextRegion

public ITextRegion getSignificantTextRegion(org.eclipse.emf.ecore.EObject obj)

Specified by:

getSignificantTextRegion in interface ILocationInFileProvider

getFullTextRegion

public ITextRegion getFullTextRegion(org.eclipse.emf.ecore.EObject obj)

Specified by:

getFullTextRegion in interface ILocationInFileProvider

getTextRegion

protected ITextRegion getTextRegion(org.eclipse.emf.ecore.EObject obj,
                                    boolean isSignificant)

getTextRegion

@Nullable
public ITextRegion getTextRegion(@NonNull
                                          org.eclipse.emf.ecore.EObject object,
                                          @NonNull
                                          ILocationInFileProviderExtension.RegionDescription query)

Description copied from interface: ILocationInFileProviderExtension

Queries for parts of the text region that the given object is originates from.

Specified by:

getTextRegion in interface ILocationInFileProviderExtension

Parameters:

object - the instance whose region should be returned.

query - the hint about the requested range.

Returns:

the text region or null if the object does not have an associated text region.

Since:

2.3

doGetTextRegion

protected ITextRegion doGetTextRegion(org.eclipse.emf.ecore.EObject obj,
                                      @NonNull
                                      ILocationInFileProviderExtension.RegionDescription query)

Since:

2.3

getSignificantTextRegion

public ITextRegion getSignificantTextRegion(org.eclipse.emf.ecore.EObject owner,
                                            org.eclipse.emf.ecore.EStructuralFeature feature,
                                            int indexInList)

Specified by:

getSignificantTextRegion in interface ILocationInFileProvider

getFullTextRegion

public ITextRegion getFullTextRegion(org.eclipse.emf.ecore.EObject owner,
                                     org.eclipse.emf.ecore.EStructuralFeature feature,
                                     int indexInList)

Specified by:

getFullTextRegion in interface ILocationInFileProvider

getTextRegion

@NonNullByDefault
@Nullable
public ITextRegion getTextRegion(org.eclipse.emf.ecore.EObject object,
                                                           org.eclipse.emf.ecore.EStructuralFeature feature,
                                                           int indexInList,
                                                           ILocationInFileProviderExtension.RegionDescription query)

Description copied from interface: ILocationInFileProviderExtension

Queries for parts of the text region that parts of the given object originate from.

Specified by:

getTextRegion in interface ILocationInFileProviderExtension

Parameters:

object - the instance whose region should be returned.

feature - the feature that was set when the requested range was consumed by the parser.

indexInList - the index in the list of feature values. -1 if all values should be considered.

query - the hint about the requested range.

Returns:

the text region or null if the object does not have an associated text region.

Since:

2.3

getLocationOfContainmentReference

protected ITextRegion getLocationOfContainmentReference(org.eclipse.emf.ecore.EObject owner,
                                                        org.eclipse.emf.ecore.EReference feature,
                                                        int indexInList,
                                                        boolean isSignificant)

getLocationOfContainmentReference

protected ITextRegion getLocationOfContainmentReference(org.eclipse.emf.ecore.EObject owner,
                                                        org.eclipse.emf.ecore.EReference feature,
                                                        int indexInList,
                                                        ILocationInFileProviderExtension.RegionDescription query)

Since:

2.3

getLocationOfCrossReference

protected ITextRegion getLocationOfCrossReference(org.eclipse.emf.ecore.EObject owner,
                                                  org.eclipse.emf.ecore.EReference reference,
                                                  int indexInList,
                                                  boolean isSignificant)

getLocationOfAttribute

protected ITextRegion getLocationOfAttribute(org.eclipse.emf.ecore.EObject owner,
                                             org.eclipse.emf.ecore.EAttribute attribute,
                                             int indexInList,
                                             boolean isSignificant)

doGetLocationOfFeature

protected ITextRegion doGetLocationOfFeature(org.eclipse.emf.ecore.EObject owner,
                                             org.eclipse.emf.ecore.EStructuralFeature feature,
                                             int indexInList,
                                             boolean isSignificant)

doGetLocationOfFeature

protected ITextRegion doGetLocationOfFeature(org.eclipse.emf.ecore.EObject owner,
                                             org.eclipse.emf.ecore.EStructuralFeature feature,
                                             int indexInList,
                                             ILocationInFileProviderExtension.RegionDescription query)

Since:

2.3

getLocationNodes

protected java.util.List<INode> getLocationNodes(org.eclipse.emf.ecore.EObject obj)

useKeyword

protected boolean useKeyword(Keyword keyword,
                             org.eclipse.emf.ecore.EObject context)

getIdentifierFeature

protected org.eclipse.emf.ecore.EStructuralFeature getIdentifierFeature(org.eclipse.emf.ecore.EObject obj)

createRegion

protected ITextRegion createRegion(java.util.List<INode> nodes)

createRegion

protected ITextRegion createRegion(java.util.List<INode> nodes,
                                   ILocationInFileProviderExtension.RegionDescription query)

Since:

2.3

isHidden

protected boolean isHidden(INode node,
                           ILocationInFileProviderExtension.RegionDescription query)

Since:

2.3

isHidden

protected boolean isHidden(INode node)

findNodeFor

protected ICompositeNode findNodeFor(org.eclipse.emf.ecore.EObject semanticObject)

Returns the smallest node that covers all assigned values of the given object. It handles the semantics of actions and unassigned rule calls.

Returns:

the minimal node that covers all assigned values of the given object.

Since:

2.3