Examples with ITransactionScope org.whole.lang.bindings.ITransactionScope used on opensource projects

Example 1 with ITransactionScope

use of org.whole.lang.bindings.ITransactionScope in project whole by wholeplatform.

the class IEntityIterator method evaluateRemaining.

public default E evaluateRemaining() {
    E result = null;
    IBindingManager bm = getBindings();
    ITransactionScope resettableScope = BindingManagerFactory.instance.createTransactionScope();
    bm.wEnterScope(resettableScope);
    try {
        while (hasNext()) {
            bm.setResult(result = next());
            resettableScope.commit();
        }
    } finally {
        resettableScope.rollback();
        bm.wExitScope();
    }
    return result;
}

Example 2 with ITransactionScope

use of org.whole.lang.bindings.ITransactionScope in project whole by wholeplatform.

the class TestsInterpreterVisitor method evaluate.

protected void evaluate(SubjectStatement entity) {
    ITransactionScope ts = BindingManagerFactory.instance.createTransactionScope();
    getBindings().wEnterScope(ts);
    try {
        IEntity subject = evaluate(entity.getSubject(), true);
        if (!EntityUtils.isNull(subject))
            subject = applyFilterRule(subject);
        IVisitor constraint = evaluate(entity.getConstraint());
        boolean result = Matcher.match(constraint, subject);
        if (getBindings().wIsSet("thrownException"))
            throw (RuntimeException) getBindings().wGetValue("thrownException");
        if (!result)
            throw new TestsException(entity, subject, constraint, getBindings());
    } finally {
        ts.rollback();
        getBindings().wExitScope();
    }
}

Example 3 with ITransactionScope

use of org.whole.lang.bindings.ITransactionScope in project whole by wholeplatform.

the class TestCase method evaluate.

protected static IEntity evaluate(IEntity model, boolean rollbackScope, boolean catchExceptions) {
    IEntity entity = NullEntity.instance;
    RuntimeException thrownException = null;
    ITransactionScope ts = BindingManagerFactory.instance.createTransactionScope();
    try {
        if (rollbackScope)
            bindings().wEnterScope(ts);
        entity = BehaviorUtils.evaluate(model, 0, bindings());
    } catch (RuntimeException e) {
        if (catchExceptions)
            // save exception for later evaluation
            thrownException = e;
        else
            throw e;
    } finally {
        if (rollbackScope) {
            ts.rollback();
            bindings().wExitScope();
        }
    }
    if (thrownException != null)
        bindings().wDefValue("thrownException", thrownException);
    return entity;
}

Example 4 with ITransactionScope

use of org.whole.lang.bindings.ITransactionScope in project whole by wholeplatform.

the class FragmentModelTransactionHandler method execute.

@Execute
public void execute(@Named(FRAGMENT_XWL_PARAMETER_ID) String fragmentXwl, @Named(PREDICATE_XWL_PARAMETER_ID) String predicateXwl, @Optional @Named(IServiceConstants.ACTIVE_SELECTION) IBindingManager bm, IEntityPartViewer viewer) throws Exception {
    CommandStack commandStack = viewer.getEditDomain().getCommandStack();
    ModelTransactionCommand mtc = new ModelTransactionCommand(bm.wGet("focusEntity"));
    ITransactionScope ts = BindingManagerFactory.instance.createTransactionScope();
    try {
        bm.wEnterScope(ts);
        defineBindings(fragmentXwl, predicateXwl, bm);
        mtc.setLabel(getLabel(bm));
        mtc.begin();
        run(bm);
        mtc.commit();
        if (mtc.canUndo())
            commandStack.execute(mtc);
    } catch (RuntimeException e) {
        mtc.rollbackIfNeeded();
        throw e;
    } finally {
        ts.rollback();
        bm.wExitScope();
    }
}

Example 5 with ITransactionScope

use of org.whole.lang.bindings.ITransactionScope in project whole by wholeplatform.

the class FragmentModelTransactionHandler method canExecute.

@CanExecute
public boolean canExecute(@Named(FRAGMENT_XWL_PARAMETER_ID) String fragmentXwl, @Named(PREDICATE_XWL_PARAMETER_ID) String predicateXwl, @Optional @Named(IServiceConstants.ACTIVE_SELECTION) IBindingManager bm) throws Exception {
    ITransactionScope ts = BindingManagerFactory.instance.createTransactionScope();
    try {
        bm.wEnterScope(ts);
        defineBindings(fragmentXwl, predicateXwl, bm);
        return isEnabled(bm);
    } catch (Exception e) {
        return false;
    } finally {
        ts.rollback();
        bm.wExitScope();
    }
}