/**
* {@inheritDoc}
*
* @see org.eclipse.emf.compare.provider.ReferenceChangeItemProvider#getText(java.lang.Object)
*/
@Override
public String getText(Object object) {
final ReferenceChange refChange = (ReferenceChange) object;
final String valueText = getValueText(refChange);
final String referenceText = getReferenceText(refChange);
String remotely = ""; // $NON-NLS-1$
if (refChange.getSource() == DifferenceSource.RIGHT) {
remotely = "remotely "; // $NON-NLS-1$
}
String ret = ""; // $NON-NLS-1$
switch (refChange.getKind()) {
case ADD:
ret =
valueText
+ " has been "
+ remotely
+ "added to "
+ referenceText; //$NON-NLS-1$ //$NON-NLS-2$
break;
case DELETE:
ret =
valueText
+ " has been "
+ remotely
+ "deleted from "
+ referenceText; //$NON-NLS-1$ //$NON-NLS-2$
break;
case CHANGE:
String changeText = changeText(refChange, refChange.getReference());
ret =
referenceText
+ " "
+ valueText
+ " has been "
+ remotely
+ changeText; //$NON-NLS-1$ //$NON-NLS-2$
break;
case MOVE:
ret =
valueText
+ " has been "
+ remotely
+ "moved in "
+ referenceText; //$NON-NLS-1$ //$NON-NLS-2$
break;
default:
throw new IllegalStateException(
"Unsupported "
+ DifferenceKind.class.getSimpleName() // $NON-NLS-1$
+ " value: "
+ refChange.getKind()); // $NON-NLS-1$
}
return ret;
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getChildren(java.lang.Object)
*/
@Override
public Collection<?> getChildren(Object object) {
Collection<?> superChildren = super.getChildren(object);
List<? super Object> ret = newArrayList(superChildren);
ReferenceChange referenceChange = (ReferenceChange) object;
EReference reference = referenceChange.getReference();
if (reference.isContainment()) {
Match matchOfValue =
referenceChange.getMatch().getComparison().getMatch(referenceChange.getValue());
if (matchOfValue != null) {
Collection<?> children = getChildren(matchOfValue);
children.remove(referenceChange);
ret.addAll(children);
}
}
return ImmutableList.copyOf(filter(ret, not(MatchItemProviderSpec.REFINED_DIFF)));
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.compare.provider.ReferenceChangeItemProvider#getText(java.lang.Object)
*/
@Override
public String getText(Object object) {
final ReferenceChange refChange = (ReferenceChange) object;
EObject value = refChange.getValue();
final String valueName = CompareItemProviderAdapterFactorySpec.getText(adapterFactory, value);
String change = "";
if (refChange.getSource() == DifferenceSource.RIGHT) {
change = "remotely ";
}
if (refChange.getKind() == DifferenceKind.ADD) {
change += "added to";
} else if (refChange.getKind() == DifferenceKind.DELETE) {
change += "deleted from";
} else if (refChange.getKind() == DifferenceKind.CHANGE) {
change += "changed from";
} else {
change += "moved from";
}
final String objectName;
if (refChange.getMatch().getLeft() instanceof ENamedElement) {
objectName = ((ENamedElement) refChange.getMatch().getLeft()).getName();
} else if (refChange.getMatch().getRight() instanceof ENamedElement) {
objectName = ((ENamedElement) refChange.getMatch().getRight()).getName();
} else if (refChange.getMatch().getOrigin() instanceof ENamedElement) {
objectName = ((ENamedElement) refChange.getMatch().getOrigin()).getName();
} else {
objectName = "";
}
return "value "
+ valueName
+ " has been "
+ change
+ " reference "
+ refChange.getReference().getName()
+ " of object "
+ objectName;
}
protected String getReferenceText(final ReferenceChange refChange) {
return refChange.getReference().getName();
}
/**
* Tests the behavior of reference <code>reference</code>'s accessors.
*
* @generated
*/
@Test
public void testReference() {
EStructuralFeature feature =
org.eclipse.emf.compare.ComparePackage.eINSTANCE.getReferenceChange_Reference();
ReferenceChange referenceChange = CompareFactory.eINSTANCE.createReferenceChange();
referenceChange.eAdapters().add(new MockEAdapter());
org.eclipse.emf.ecore.EReference referenceValue =
org.eclipse.emf.ecore.EcoreFactory.eINSTANCE.createEReference();
assertFalse(referenceChange.eIsSet(feature));
assertNull(referenceChange.getReference());
referenceChange.setReference(referenceValue);
assertTrue(notified);
notified = false;
assertSame(referenceValue, referenceChange.getReference());
assertSame(referenceChange.getReference(), referenceChange.eGet(feature));
assertSame(referenceChange.getReference(), referenceChange.eGet(feature, false));
assertTrue(referenceChange.eIsSet(feature));
referenceChange.eUnset(feature);
assertTrue(notified);
notified = false;
assertNull(referenceChange.getReference());
assertSame(referenceChange.getReference(), referenceChange.eGet(feature));
assertSame(referenceChange.getReference(), referenceChange.eGet(feature, false));
assertFalse(referenceChange.eIsSet(feature));
referenceChange.setReference(referenceValue);
assertTrue(notified);
notified = false;
assertSame(referenceValue, referenceChange.getReference());
assertSame(referenceChange.getReference(), referenceChange.eGet(feature));
assertSame(referenceChange.getReference(), referenceChange.eGet(feature, false));
assertTrue(referenceChange.eIsSet(feature));
referenceChange.eSet(feature, referenceValue);
assertTrue(notified);
notified = false;
assertSame(referenceValue, referenceChange.getReference());
assertSame(referenceChange.getReference(), referenceChange.eGet(feature));
assertSame(referenceChange.getReference(), referenceChange.eGet(feature, false));
assertTrue(referenceChange.eIsSet(feature));
referenceChange.setReference(null);
assertTrue(notified);
notified = false;
assertNull(referenceChange.getReference());
assertSame(feature.getDefaultValue(), referenceChange.getReference());
assertSame(referenceChange.getReference(), referenceChange.eGet(feature));
assertSame(referenceChange.getReference(), referenceChange.eGet(feature, false));
assertFalse(referenceChange.eIsSet(feature));
}