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[xtext][locationInFileProvider] Minor refactored the implementation to avoid the EcoreSwitch for debugability reasons

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This commit is contained in:
Sebastian Zarnekow 2012-03-08 10:40:03 +01:00
parent fdb6859021
commit cc25489506
1 changed files with 11 additions and 16 deletions
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27
plugins/org.eclipse.xtext/src/org/eclipse/xtext/resource/DefaultLocationInFileProvider.java
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@ -16,7 +16,6 @@ import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EReference;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.ecore.util.EcoreSwitch;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.NonNullByDefault;
import org.eclipse.jdt.annotation.Nullable;
@ -113,22 +112,18 @@ public class DefaultLocationInFileProvider implements ILocationInFileProvider, I
private ITextRegion getTextRegion(final EObject owner, EStructuralFeature feature, final int indexInList,
final boolean isSignificant) {
return new EcoreSwitch<ITextRegion>() {
@Override
public ITextRegion caseEAttribute(EAttribute feature) {
return getLocationOfAttribute(owner, feature, indexInList, isSignificant);
if (feature instanceof EAttribute) {
return getLocationOfAttribute(owner, (EAttribute)feature, indexInList, isSignificant);
} else if (feature instanceof EReference) {
EReference reference = (EReference) feature;
if (reference.isContainment() || reference.isContainer()) {
return getLocationOfContainmentReference(owner, reference, indexInList, isSignificant);
} else {
return getLocationOfCrossReference(owner, reference, indexInList, isSignificant);
}
@Override
public ITextRegion caseEReference(EReference feature) {
if (feature.isContainment() || feature.isContainer()) {
return getLocationOfContainmentReference(owner, feature, indexInList, isSignificant);
} else {
return getLocationOfCrossReference(owner, feature, indexInList, isSignificant);
}
}
}.doSwitch(feature);
} else {
return null;
}
}
private ITextRegion doGetTextRegion(final EObject owner, EStructuralFeature feature, final int indexInList,