Examples with IDiffEngine org.eclipse.emf.compare.diff.IDiffEngine used on opensource projects

Example 1 with IDiffEngine

use of org.eclipse.emf.compare.diff.IDiffEngine in project tdq-studio-se by Talend.

the class AbstractComparisonLevel method diffEngineWithFilter.

/**
 * ignore the difference of id(not xmi id) Atrribute.
 *
 * @return
 */
protected IDiffEngine diffEngineWithFilter() {
    IDiffProcessor diffProcessor = new DiffBuilder();
    IDiffEngine diffEngine = new DefaultDiffEngine(diffProcessor) {

        @Override
        protected FeatureFilter createFeatureFilter() {
            return new FeatureFilter() {

                // @Override
                @Override
                public boolean checkForOrderingChanges(EStructuralFeature feature) {
                    return false;
                }

                @Override
                protected boolean isIgnoredAttribute(EAttribute attribute) {
                    // $NON-NLS-1$
                    return "id".equals(attribute.getName()) || attribute.isID() || super.isIgnoredAttribute(attribute);
                }
            };
        }
    };
    return diffEngine;
}

Example 2 with IDiffEngine

use of org.eclipse.emf.compare.diff.IDiffEngine in project InformationSystem by ObeoNetwork.

the class EMFCompareUtils method initializeComparator.

/**
 * Initializes the EMF Compare comparator.
 *
 * @return the EMFCompare comparator.
 */
private static EMFCompare initializeComparator() {
    final IEObjectMatcher matcher = DefaultMatchEngine.createDefaultEObjectMatcher(UseIdentifiers.NEVER);
    final IComparisonFactory comparisonFactory = new DefaultComparisonFactory(new DefaultEqualityHelperFactory());
    final IMatchEngine.Factory matchEngineFactory = new MatchEngineFactoryImpl(matcher, comparisonFactory);
    matchEngineFactory.setRanking(20);
    final IMatchEngine.Factory.Registry matchEngineRegistry = new MatchEngineFactoryRegistryImpl();
    matchEngineRegistry.add(matchEngineFactory);
    final IDiffProcessor diffProcessor = new DiffBuilder();
    final IDiffEngine diffEngine = new DefaultDiffEngine(diffProcessor) {

        @Override
        protected FeatureFilter createFeatureFilter() {
            return new FeatureFilter() {

                @Override
                protected boolean isIgnoredAttribute(EAttribute attribute) {
                    if (attribute == null) {
                        // comparison, do it here.
                        return true;
                    } else {
                        return super.isIgnoredAttribute(attribute);
                    }
                }
            };
        }
    };
    final EMFCompare comparator = EMFCompare.builder().setDiffEngine(diffEngine).setMatchEngineFactoryRegistry(matchEngineRegistry).build();
    return comparator;
}