Examples with Comparison org.eclipse.emf.compare.Comparison used on opensource projects

Example 1 with Comparison

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

the class DQReferenceMerger method addInTarget.

/*
     * override this method to fix a specail case: when add a catalog on database server,this new one can't be added in
     * local db connection
     */
@Override
protected void addInTarget(ReferenceChange diff, boolean rightToLeft) {
    final Match match = diff.getMatch();
    final EObject expectedContainer;
    if (rightToLeft) {
        expectedContainer = match.getLeft();
    } else {
        expectedContainer = match.getRight();
    }
    if (expectedContainer == null) {
        // one of the "required" diffs should have created our container.
        return;
    }
    final Comparison comparison = match.getComparison();
    final EReference reference = diff.getReference();
    final EObject expectedValue;
    final Match valueMatch = comparison.getMatch(diff.getValue());
    if (valueMatch == null) {
        // This is an out of scope value.
        if (diff.getValue().eIsProxy()) {
            // Copy the proxy
            expectedValue = EcoreUtil.copy(diff.getValue());
        } else {
            // Use the same value.
            expectedValue = diff.getValue();
        }
    } else if (rightToLeft) {
        if (reference.isContainment()) {
            expectedValue = createCopy(diff.getValue());
            valueMatch.setLeft(expectedValue);
        } else {
            // qiongli: when I add catalog on remote server,test on reload, should replace "valueMatch.getLeft()"
            // with "valueMatch.getRight()" at here.
            // expectedValue = valueMatch.getLeft();
            expectedValue = valueMatch.getRight();
            // qiongli: remove the newest DataManage from the right Catalog or Schema,avoid a missing
            // "datamanage herf=" "
            Catalog catlog = SwitchHelpers.CATALOG_SWITCH.doSwitch(expectedValue);
            Schema schema = SwitchHelpers.SCHEMA_SWITCH.doSwitch(expectedValue);
            if (catlog != null) {
                EList<DataManager> dataManager = catlog.getDataManager();
                dataManager.clear();
            } else if (schema != null) {
                EList<DataManager> dataManager = schema.getDataManager();
                dataManager.clear();
            }
        }
    } else {
        if (reference.isContainment()) {
            expectedValue = createCopy(diff.getValue());
            valueMatch.setRight(expectedValue);
        } else {
            expectedValue = valueMatch.getLeft();
        }
    }
    // We have the container, reference and value. We need to know the insertion index.
    if (reference.isMany()) {
        final int insertionIndex = findInsertionIndex(comparison, diff, rightToLeft);
        final List<EObject> targetList = (List<EObject>) safeEGet(expectedContainer, reference);
        addAt(targetList, expectedValue, insertionIndex);
    } else {
        safeESet(expectedContainer, reference, expectedValue);
    }
    if (reference.isContainment()) {
        // Copy XMI ID when applicable.
        final Resource initialResource = diff.getValue().eResource();
        final Resource targetResource = expectedValue.eResource();
        if (initialResource instanceof XMIResource && targetResource instanceof XMIResource) {
            ((XMIResource) targetResource).setID(expectedValue, ((XMIResource) initialResource).getID(diff.getValue()));
        }
    }
// no need to check this for DQ items,
// checkImpliedDiffsOrdering(diff, rightToLeft);
}

Example 2 with Comparison

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

the class DataProviderComparisonLevel method compareWithReloadObject.

@Override
protected boolean compareWithReloadObject() throws ReloadCompareException {
    Map<ResourceSet, List<Resource>> rsJrxmlMap = removeJrxmlsFromResourceSet();
    EMFCompare comparator = createDefaultEMFCompare();
    IComparisonScope scope = new DefaultComparisonScope(oldDataProvider, getSavedReloadObject(), null);
    Comparison compare = comparator.compare(scope);
    // add the jrxml into the ResourceSet after doMatch
    addJrxmlsIntoResourceSet(rsJrxmlMap);
    EList<Diff> differences = compare.getDifferences();
    for (Diff diff : differences) {
        // ignore the move Kind
        if (diff.getKind() == DifferenceKind.MOVE) {
            continue;
        }
        if (diff instanceof ReferenceChange) {
            EObject value = ((ReferenceChange) diff).getValue();
            if (isCatalogOrSchema(value)) {
                copyRightToLeft(diff);
            }
        }
    }
    return true;
}

Example 3 with Comparison

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

the class TableViewComparisonLevel method compareWithReloadObject.

@Override
protected boolean compareWithReloadObject() throws ReloadCompareException {
    // remove the jrxml from the ResourceSet before doMatch
    Map<ResourceSet, List<Resource>> rsJrxmlMap = removeJrxmlsFromResourceSet();
    DBColumnFolderRepNode columnFolderRepNode = (DBColumnFolderRepNode) selectedObj;
    // Compare the two models
    EMFCompare comparator = createDefaultEMFCompare();
    IComparisonScope scope = new DefaultComparisonScope(columnFolderRepNode.getColumnSet(), getSavedReloadObject(), null);
    Comparison compare = comparator.compare(scope);
    // add the jrxml into the ResourceSet after doMatch
    addJrxmlsIntoResourceSet(rsJrxmlMap);
    EList<Diff> differences = compare.getDifferences();
    for (Diff diff : differences) {
        // ignore the move Kind
        if (diff.getKind() == DifferenceKind.MOVE) {
            continue;
        }
        // copy right to left
        copyRightToLeft(diff);
    }
    return true;
}

Example 4 with Comparison

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

the class GenerateSQLFromDatabaseHandler method execute.

public Object execute(ExecutionEvent event) throws ExecutionException {
    ISelection selection = HandlerUtil.getCurrentSelection(event);
    // We have to compute an emfdiff file from a comparison with an empty database
    // ---
    // First let's create an empty model containing only
    Resource resource = new DatabaseResourceImpl(URI.createURI("memory:/empty_database"));
    TableContainer rootContainer = getFirstTableContainer(selection);
    TableContainer newContainer = null;
    if (rootContainer instanceof DataBase) {
        newContainer = copyDatabase((DataBase) rootContainer);
        resource.getContents().add(newContainer);
    } else if (rootContainer instanceof Schema) {
        newContainer = copySchema((Schema) rootContainer);
        resource.getContents().add(newContainer);
    }
    // Then compare the two models
    Comparison comparison = null;
    try {
        comparison = DatabaseCompareService.compare(rootContainer, newContainer);
    } catch (Exception e) {
    }
    // The diff model can now be used to generate the SQL script
    if (comparison != null) {
        ExportAsSQLScriptsAction action = new ExportAsSQLScriptsAction();
        action.exportComparison(comparison);
    }
    return null;
}

Example 5 with Comparison

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

the class AbstractDatabaseCompareTest method testDatabaseCompare.

public void testDatabaseCompare(String folder) {
    TableContainer tableContainer1 = (TableContainer) loadRootObject(folder, INPUT_DATABASE_1, TableContainer.class);
    TableContainer tableContainer2 = (TableContainer) loadRootObject(folder, INPUT_DATABASE_2, TableContainer.class);
    // Comparison expectedSnapshot = (Comparison)loadRootObject(folder, EXPECTED_COMPARISON, Comparison.class);
    Comparison actualSnapshot = null;
    try {
        actualSnapshot = DatabaseCompareService.compare(tableContainer1, tableContainer2);
    } catch (Exception e) {
        Assert.fail("Exception during comparison : " + e.getMessage());
    }
    try {
        Generate generate = new Generate(actualSnapshot, new File("models/" + folder), new ArrayList<Object>());
        generate.doGenerate(new BasicMonitor());
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
}