Example usage for com.google.common.collect ClassToInstanceMap isEmpty

Introduction

In this page you can find the example usage for com.google.common.collect ClassToInstanceMap isEmpty.

Prototype

boolean isEmpty();

Source Link

Document

Returns true if this map contains no key-value mappings.

Usage

From source file:org.opendaylight.mdsal.binding.testutils.XtendYangBeanGenerator.java

private Optional<ClassToInstanceMap<Augmentation<?>>> getAugmentations(Object bean) {
    if (bean instanceof Augmentable<?>) {
        Augmentable<?> augmentable = (Augmentable<?>) bean;
        ClassToInstanceMap<Augmentation<?>> augmentables = augmentableExtension.getAugmentations(augmentable);
        if (!augmentables.isEmpty()) {
            return Optional.of(augmentables);
        }/*ww w.  jav  a2s  .  c  o m*/
    }
    return Optional.empty();
}

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From source file:com.torodb.torod.mongodb.translator.BasicQueryTranslator.java

private QueryCriteria translateSubQueries(@Nonnull AttributeReference attRefAcum,
        @Nonnull BsonValue uncastedArg, @Nonnull ExpModifications modifications) throws UserToroException {
    if (!uncastedArg.isDocument()) {
        throw new ToroImplementationException("A bson object was expected");
    }//www  . ja v  a2s  .co m
    BsonDocument arg = uncastedArg.asDocument();
    if (arg.size() == 1) {
        Entry<?> entry = arg.getFirstEntry();
        return translateSubQuery(attRefAcum, entry.getKey(), entry.getValue(), modifications);
    } else {
        ConjunctionBuilder cb = new ConjunctionBuilder();
        ExpModifications newModifiers = new ExpModifications(arg);

        for (Entry<?> entry : arg) {
            if (isExpModifier(entry.getKey())) {
                continue;
            }
            cb.add(translateSubQuery(attRefAcum, entry.getKey(), entry.getValue(), newModifiers));
        }

        ClassToInstanceMap<ExpModifier> notConsumedModifiers = newModifiers.getNotConsumedModifiers();
        if (!notConsumedModifiers.isEmpty()) {
            throw new NotConsumedExpModifierException(notConsumedModifiers);
        }

        return cb.build();
    }
}

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From source file:com.torodb.torod.mongodb.translator.BasicQueryTranslator.java

private QueryCriteria translateImplicitAnd(@Nonnull AttributeReference attRefAcum, @Nonnull BsonDocument exp)
        throws UserToroException {
    if (exp.isEmpty()) {
        return TrueQueryCriteria.getInstance();
    }//from  w w  w.j  a  v a 2 s  .c  om

    if (exp.size() == 1) {
        Entry<?> entry = exp.getFirstEntry();

        String key = entry.getKey();
        if (isExpModifier(key)) {
            ExpModifications newModifiers = new ExpModifications(exp);
            ClassToInstanceMap<ExpModifier> notConsumedModifiers = newModifiers.getNotConsumedModifiers();
            assert !notConsumedModifiers.isEmpty();
            throw new NotConsumedExpModifierException(notConsumedModifiers);
        }

        BsonValue uncastedArg = exp.get(key);
        return translateExp(attRefAcum, key, uncastedArg, ExpModifications.NO_MODIFICATIONS);
    }

    ConjunctionBuilder conjunctionBuilder = new ConjunctionBuilder();

    ExpModifications newModifiers = new ExpModifications(exp);
    //TODO: Constraint merged ands, ors, nors and subqueries and equalities
    for (Entry<?> entry : exp) {
        String key = entry.getKey();
        if (isExpModifier(key)) {
            continue;
        }

        BsonValue uncastedArg = entry.getValue();
        conjunctionBuilder.add(translateExp(attRefAcum, key, uncastedArg, newModifiers));
    }
    ClassToInstanceMap<ExpModifier> notConsumedModifiers = newModifiers.getNotConsumedModifiers();
    if (!notConsumedModifiers.isEmpty()) {
        throw new NotConsumedExpModifierException(notConsumedModifiers);
    }

    return conjunctionBuilder.build();
}

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