Example usage for org.hibernate.internal TypeLocatorImpl entity

Introduction

In this page you can find the example usage for org.hibernate.internal TypeLocatorImpl entity.

Prototype

@Override
    public Type entity(String entityName) 

Source Link

Usage

From source file:org.broadleafcommerce.openadmin.server.dao.provider.metadata.MapFieldsFieldMetadataProvider.java

License:Apache License

@Override
public FieldProviderResponse addMetadataFromFieldType(
        AddMetadataFromFieldTypeRequest addMetadataFromFieldTypeRequest, Map<String, FieldMetadata> metadata) {
    if (!canHandleFieldForTypeMetadata(addMetadataFromFieldTypeRequest, metadata)) {
        return FieldProviderResponse.NOT_HANDLED;
    }//from  w ww  .j a v a2s .  co  m
    //look for any map field metadata that was previously added for the requested field
    for (Map.Entry<String, FieldMetadata> entry : addMetadataFromFieldTypeRequest.getPresentationAttributes()
            .entrySet()) {
        if (entry.getKey().startsWith(
                addMetadataFromFieldTypeRequest.getRequestedPropertyName() + FieldManager.MAPFIELDSEPARATOR)) {
            TypeLocatorImpl typeLocator = new TypeLocatorImpl(new TypeResolver());

            Type myType = null;
            //first, check if an explicit type was declared
            String valueClass = ((BasicFieldMetadata) entry.getValue()).getMapFieldValueClass();
            if (valueClass != null) {
                myType = typeLocator.entity(valueClass);
            }
            if (myType == null) {
                SupportedFieldType fieldType = ((BasicFieldMetadata) entry.getValue()).getExplicitFieldType();
                Class<?> basicJavaType = getBasicJavaType(fieldType);
                if (basicJavaType != null) {
                    myType = typeLocator.basic(basicJavaType);
                }
            }
            if (myType == null) {
                java.lang.reflect.Type genericType = addMetadataFromFieldTypeRequest.getRequestedField()
                        .getGenericType();
                if (genericType instanceof ParameterizedType) {
                    ParameterizedType pType = (ParameterizedType) genericType;
                    Class<?> clazz = (Class<?>) pType.getActualTypeArguments()[1];
                    Class<?>[] entities = addMetadataFromFieldTypeRequest.getDynamicEntityDao()
                            .getAllPolymorphicEntitiesFromCeiling(clazz);
                    if (!ArrayUtils.isEmpty(entities)) {
                        myType = typeLocator.entity(entities[entities.length - 1]);
                    }
                }
            }
            if (myType == null) {
                throw new IllegalArgumentException(
                        "Unable to establish the type for the property (" + entry.getKey() + ")");
            }
            //add property for this map field as if it was a normal field
            super.addMetadataFromFieldType(
                    new AddMetadataFromFieldTypeRequest(addMetadataFromFieldTypeRequest.getRequestedField(),
                            addMetadataFromFieldTypeRequest.getTargetClass(),
                            addMetadataFromFieldTypeRequest.getForeignField(),
                            addMetadataFromFieldTypeRequest.getAdditionalForeignFields(),
                            addMetadataFromFieldTypeRequest.getMergedPropertyType(),
                            addMetadataFromFieldTypeRequest.getComponentProperties(),
                            addMetadataFromFieldTypeRequest.getIdProperty(),
                            addMetadataFromFieldTypeRequest.getPrefix(), entry.getKey(), myType,
                            addMetadataFromFieldTypeRequest.isPropertyForeignKey(),
                            addMetadataFromFieldTypeRequest.getAdditionalForeignKeyIndexPosition(),
                            addMetadataFromFieldTypeRequest.getPresentationAttributes(), entry.getValue(),
                            ((BasicFieldMetadata) entry.getValue()).getExplicitFieldType(),
                            myType.getReturnedClass(), addMetadataFromFieldTypeRequest.getDynamicEntityDao()),
                    metadata);
        }
    }
    return FieldProviderResponse.HANDLED;
}

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