Example usage for org.apache.commons.beanutils ExtendedBeanUtils removeNonModifiableAttributes

Introduction

In this page you can find the example usage for org.apache.commons.beanutils ExtendedBeanUtils removeNonModifiableAttributes.

Prototype

public static final <M extends Map<String, Pair<Method, Method>>> M removeNonModifiableAttributes(M attrsMap) 

Source Link

Usage

From source file:org.springframework.jdbc.repo.impl.RawPropertiesIdentifiedEntityRepoImpl.java

public RawPropertiesIdentifiedEntityRepoImpl(RawPropertiesRepo<E> rawRepo) {
    super((rawRepo == null) ? null : rawRepo.getEntityClass(), (rawRepo == null) ? null : rawRepo.idsBuilder());

    repo = Validate.notNull(rawRepo, "No raw repository", ArrayUtils.EMPTY_OBJECT_ARRAY);

    Class<E> eClass = rawRepo.getEntityClass();
    Map<String, Pair<Method, Method>> entityAttributes = ExtendedBeanUtils
            .removeNonModifiableAttributes(ExtendedBeanUtils.describeBean(eClass, false, true));
    props2entityTransformer = ExtendedBeanUtils
            .propertiesToBeanTransformer(ExtendedConstructorUtils.newInstanceFactory(eClass), entityAttributes);
    entity2propsTransfomer = ExtendedBeanUtils.beanToPropertiesTransformer(eClass, entityAttributes);
}

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From source file:org.springframework.jdbc.repo.impl.RawPropertiesPolymorphicIdentifiedEntityRepoImpl.java

protected Pair<Transformer<Map<String, ?>, E>, Transformer<E, ? extends Map<String, ?>>> getEntityTransformers(
        final Class<?> eClass) {

    /*//ww w  . j a v a2  s.com
     * NOTE: there might be a "race condition" but we don't care since
     * result is the same either way
     */
    Pair<Transformer<Map<String, ?>, E>, Transformer<E, ? extends Map<String, ?>>> pair;
    synchronized (transformersMap) {
        if ((pair = transformersMap.get(eClass)) != null) {
            return pair;
        }
    }

    Map<String, Pair<Method, Method>> entityAttributes = ExtendedBeanUtils
            .removeNonModifiableAttributes(ExtendedBeanUtils.describeBean(eClass, false, true));
    @SuppressWarnings("unchecked")
    final Transformer<Map<String, ?>, E> pureEntityTransformer = ExtendedBeanUtils.propertiesToBeanTransformer(
            ExtendedConstructorUtils.newInstanceFactory((Class<E>) eClass), entityAttributes);
    Transformer<Map<String, ?>, E> props2entityTransformer = new Transformer<Map<String, ?>, E>() {
        @Override
        public E transform(Map<String, ?> beanProps) {
            Object value = beanProps.remove(CLASS_PROP_NAME);
            if (value == null) {
                throw new IllegalStateException(
                        "transform(" + eClass.getSimpleName() + ") missing reserved type property");
            }

            return pureEntityTransformer.transform(beanProps);
        }
    };

    @SuppressWarnings("unchecked")
    final Transformer<E, ? extends Map<String, ?>> purePropsTransformer = ExtendedBeanUtils
            .beanToPropertiesTransformer((Class<E>) eClass, entityAttributes);
    Transformer<E, Map<String, ?>> entity2propsTransfomer = new Transformer<E, Map<String, ?>>() {
        @SuppressWarnings({ "unchecked", "rawtypes" })
        @Override
        public Map<String, ?> transform(E input) {
            Map<String, ?> beanProps = purePropsTransformer.transform(input);
            if (ExtendedMapUtils.isEmpty(beanProps)) {
                return beanProps;
            }

            Object value = beanProps.get(CLASS_PROP_NAME);
            if (value != null) {
                throw new IllegalStateException(
                        "transform(" + input.getClass().getSimpleName() + ") reserved property used: " + value);
            }
            ((Map) beanProps).put(CLASS_PROP_NAME, eClass);
            return beanProps;
        }
    };

    pair = Pair.<Transformer<Map<String, ?>, E>, Transformer<E, ? extends Map<String, ?>>>of(
            props2entityTransformer, entity2propsTransfomer);
    synchronized (transformersMap) {
        transformersMap.put(eClass, pair);
    }

    logger.info("getEntityTransformers(" + eClass.getSimpleName() + ") created transformers");
    return pair;
}

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