org.eclipse.xtext.xbase.scoping.featurecalls
Class FilteredDelegatingScope

java.lang.Object
  org.eclipse.xtext.scoping.impl.AbstractScope
      org.eclipse.xtext.scoping.impl.SimpleScope
          org.eclipse.xtext.xbase.scoping.featurecalls.JvmFeatureScope
              org.eclipse.xtext.xbase.scoping.DelegatingScope
                  org.eclipse.xtext.xbase.scoping.featurecalls.FilteredDelegatingScope

All Implemented Interfaces:

com.google.common.base.Predicate<IEObjectDescription>, IScope

public class FilteredDelegatingScope
extends DelegatingScope
implements com.google.common.base.Predicate<IEObjectDescription>

A scope implementation that allows to decorate a LazyJvmFeatureScope to apply filtering on the content.

Author:

Sebastian Zarnekow - Initial contribution and API

Nested Class Summary

Nested classes/interfaces inherited from class org.eclipse.xtext.scoping.impl.AbstractScope

AbstractScope.ParentIterable

Field Summary

Fields inherited from class org.eclipse.xtext.scoping.impl.SimpleScope

shadowingIndex

Fields inherited from interface org.eclipse.xtext.scoping.IScope

NULLSCOPE

Constructor Summary

protected

FilteredDelegatingScope(IScope parent, LazyJvmFeatureScope unfiltered, boolean onlyVisibleAndValidStaticState)

Method Summary

boolean	apply(IEObjectDescription input)
protected java.lang.Iterable<IEObjectDescription>	getAllLocalElements()
protected LazyJvmFeatureScope	getDelegate()
java.lang.Iterable<IEObjectDescription>	getElements(QualifiedName name) Find all descriptions that match the given name.
java.lang.Iterable<IValidatedEObjectDescription>	getJvmFeatureDescriptions()
protected java.lang.Iterable<IEObjectDescription>	getLocalElementsByEObject(org.eclipse.emf.ecore.EObject object, org.eclipse.emf.common.util.URI uri)
protected java.lang.Iterable<IEObjectDescription>	getLocalElementsByName(QualifiedName name)
protected IEObjectDescription	getSingleLocalElementByName(QualifiedName name)
protected boolean	isShadowedBy(IEObjectDescription fromParent, java.lang.Iterable<IEObjectDescription> localElements)
void	setDelegate(IScope delegate)

Methods inherited from class org.eclipse.xtext.xbase.scoping.DelegatingScope

toString

Methods inherited from class org.eclipse.xtext.xbase.scoping.featurecalls.JvmFeatureScope

getScopeDescription, getShadowingKey, isShadowed

Methods inherited from class org.eclipse.xtext.scoping.impl.AbstractScope

getAllElements, getElements, getParent, getParentElements, getSingleElement, getSingleElement, isIgnoreCase

Methods inherited from class java.lang.Object

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

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

equals

Constructor Detail

FilteredDelegatingScope

protected FilteredDelegatingScope(IScope parent,
                                  LazyJvmFeatureScope unfiltered,
                                  boolean onlyVisibleAndValidStaticState)

Method Detail

setDelegate

public void setDelegate(IScope delegate)

Overrides:

setDelegate in class DelegatingScope

getDelegate

protected LazyJvmFeatureScope getDelegate()

Overrides:

getDelegate in class DelegatingScope

getLocalElementsByEObject

protected java.lang.Iterable<IEObjectDescription> getLocalElementsByEObject(org.eclipse.emf.ecore.EObject object,
                                                                            org.eclipse.emf.common.util.URI uri)

Overrides:

getLocalElementsByEObject in class DelegatingScope

getLocalElementsByName

protected java.lang.Iterable<IEObjectDescription> getLocalElementsByName(QualifiedName name)

Overrides:

getLocalElementsByName in class DelegatingScope

getSingleLocalElementByName

protected IEObjectDescription getSingleLocalElementByName(QualifiedName name)

Overrides:

getSingleLocalElementByName in class DelegatingScope

getAllLocalElements

protected java.lang.Iterable<IEObjectDescription> getAllLocalElements()

Overrides:

getAllLocalElements in class DelegatingScope

getJvmFeatureDescriptions

public java.lang.Iterable<IValidatedEObjectDescription> getJvmFeatureDescriptions()

Overrides:

getJvmFeatureDescriptions in class JvmFeatureScope

apply

public boolean apply(IEObjectDescription input)

Specified by:

apply in interface com.google.common.base.Predicate<IEObjectDescription>

getElements

public java.lang.Iterable<IEObjectDescription> getElements(QualifiedName name)

Description copied from interface: IScope

Find all descriptions that match the given name.

Specified by:

getElements in interface IScope

Overrides:

getElements in class AbstractScope

Parameters:

name - the name of the to-be-found elements. May not be null.

Returns:

all elements that match the name. Never null.

isShadowedBy

protected boolean isShadowedBy(IEObjectDescription fromParent,
                               java.lang.Iterable<IEObjectDescription> localElements)

Overrides:

isShadowedBy in class JvmFeatureScope

See Also:

JvmFeatureScope.isShadowed(IEObjectDescription)