Example usage for org.springframework.data.mapping.model BasicPersistentEntity getIdProperty

Introduction

In this page you can find the example usage for org.springframework.data.mapping.model BasicPersistentEntity getIdProperty.

Prototype

@Nullable
    public P getIdProperty() 

Source Link

Usage

From source file:com.turbospaces.model.BO.java

/**
 * create business object over actual basic persistent entity
 * //from  w  w  w .j  a  va 2s .  c o  m
 * @param delegate
 *            the actual persistent entity meta-data provider
 * @throws NoSuchMethodException
 *             re-throw cglib exception
 * @throws SecurityException
 *             re-throw cglib exception
 * @throws IntrospectionException
 *             re-throw exceptions
 */
public BO(final BasicPersistentEntity delegate)
        throws SecurityException, NoSuchMethodException, IntrospectionException {
    this.delegate = delegate;
    this.fastConstructor = FastClass.create(delegate.getType())
            .getConstructor(delegate.getType().getConstructor());

    // find optimistic lock version/routing fields
    {
        final Collection<PersistentProperty> versionCandidates = Lists.newLinkedList();
        final Collection<PersistentProperty> routingCandidates = Lists.newLinkedList();
        delegate.doWithProperties(new PropertyHandler() {
            @Override
            public void doWithPersistentProperty(final PersistentProperty persistentProperty) {
                PropertyDescriptor propertyDescriptor = persistentProperty.getPropertyDescriptor();
                Field field = persistentProperty.getField();

                if (hasAnnotation(propertyDescriptor, field, Version.class))
                    versionCandidates.add(persistentProperty);
                if (hasAnnotation(propertyDescriptor, field, Routing.class))
                    routingCandidates.add(persistentProperty);
            }

            private boolean hasAnnotation(final PropertyDescriptor descriptor, final Field field,
                    final Class annotation) {
                if (descriptor != null && descriptor.getReadMethod() != null
                        && descriptor.getReadMethod().getAnnotation(annotation) != null)
                    return true;
                if (field != null && field.getAnnotation(annotation) != null)
                    return true;
                return false;
            }
        });
        Preconditions.checkArgument(versionCandidates.size() <= 1,
                "too many fields marked with @Version annotation, candidates = "
                        + versionCandidates.toString());
        Preconditions.checkArgument(routingCandidates.size() <= 1,
                "too many fields marked with @Routing annotation, candidates = "
                        + routingCandidates.toString());

        if (!versionCandidates.isEmpty())
            optimisticLockVersionProperty = versionCandidates.iterator().next();
        if (!routingCandidates.isEmpty())
            routingProperty = routingCandidates.iterator().next();
    }

    {
        // Java Beans convention marker
        AtomicBoolean propertyAccess = new AtomicBoolean(true);

        List<String> setters = Lists.newLinkedList();
        List<String> getters = Lists.newLinkedList();
        List<Class<?>> types = Lists.newLinkedList();

        for (PersistentProperty<?> persistentProperty : getOrderedProperties()) {
            PropertyDescriptor propertyDescriptor = persistentProperty.getPropertyDescriptor();
            if (propertyDescriptor != null) {
                if (propertyDescriptor.getReadMethod() != null && propertyDescriptor.getWriteMethod() != null) {
                    setters.add(propertyDescriptor.getWriteMethod().getName());
                    getters.add(propertyDescriptor.getReadMethod().getName());
                    types.add(persistentProperty.getType());
                }
            } else {
                propertyAccess.set(false);
                brokenProperties.add(persistentProperty);
            }
        }

        if (propertyAccess.get())
            // create properties extract for all persistent properties
            bulkBean = BulkBean.create(delegate.getType(), getters.toArray(new String[getters.size()]),
                    setters.toArray(new String[setters.size()]), types.toArray(new Class[types.size()]));
        else
            Log.warn(String.format(
                    "PropetiesSerializer-%s unable to use getters-setters access optimization. Suspected/Corrupted properties = %s",
                    delegate.getType().getSimpleName(), getBrokenProperties()));

        boolean canOptimizeIdProperty = hasReadWriteMethods(delegate.getIdProperty());
        boolean canOptimizeVersionProperty = hasReadWriteMethods(getOptimisticLockVersionProperty());
        boolean canOptimizeRoutingProperty = hasReadWriteMethods(getRoutingProperty());

        // create id/version/routing bulk fields extractor
        if (canOptimizeIdProperty && canOptimizeVersionProperty && canOptimizeRoutingProperty) {
            String[] g = new String[] {
                    delegate.getIdProperty().getPropertyDescriptor().getReadMethod().getName(),
                    getOptimisticLockVersionProperty().getPropertyDescriptor().getReadMethod().getName(),
                    getRoutingProperty().getPropertyDescriptor().getReadMethod().getName() };
            String[] s = new String[] {
                    delegate.getIdProperty().getPropertyDescriptor().getWriteMethod().getName(),
                    getOptimisticLockVersionProperty().getPropertyDescriptor().getWriteMethod().getName(),
                    getRoutingProperty().getPropertyDescriptor().getWriteMethod().getName() };
            Class<?>[] c = new Class[] { delegate.getIdProperty().getType(),
                    getOptimisticLockVersionProperty().getType(), getRoutingProperty().getType() };

            idVersionRoutingBulkBean = BulkBean.create(delegate.getType(), g, s, c);
        }
    }
}

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