org.openeos.services.dictionary.internal.HibernateAnnotationsMixedClassDefinitionImpl.java Source code

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Here is the source code for org.openeos.services.dictionary.internal.HibernateAnnotationsMixedClassDefinitionImpl.java

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/**
 * Copyright 2014 Fernando Rincon Martin <frm.rincon@gmail.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.openeos.services.dictionary.internal;

import java.text.MessageFormat;
import java.util.Collection;
import java.util.HashMap;

import org.hibernate.SessionFactory;
import org.hibernate.metadata.ClassMetadata;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import org.openeos.services.dictionary.EntityToStringService;
import org.openeos.services.dictionary.model.IClassDefinition;
import org.openeos.services.dictionary.model.ICollectionPropertyDefinition;
import org.openeos.services.dictionary.model.IPropertyDefinition;

public class HibernateAnnotationsMixedClassDefinitionImpl implements IClassDefinition {

    @SuppressWarnings("unused")
    private static final Logger LOG = LoggerFactory.getLogger(HibernateAnnotationsMixedDictionaryService.class);

    private ClassMetadata classMetadata;
    private Class<?> classDefined;
    private HashMap<String, IPropertyDefinition> propertyDefinitionList = new HashMap<String, IPropertyDefinition>();
    private IPropertyDefinition idPropertyDefinition;
    private SessionFactory sessionFactory;
    private EntityToStringService entityToStringService;

    public HibernateAnnotationsMixedClassDefinitionImpl(EntityToStringService entityToStringService,
            SessionFactory sessionFactory, Class<?> classDefined) {
        this.entityToStringService = entityToStringService;
        this.sessionFactory = sessionFactory;
        this.classDefined = classDefined;
        this.classMetadata = sessionFactory.getClassMetadata(classDefined);
    }

    @Override
    public IPropertyDefinition getPropertyDefinition(String fieldName) {
        return propertyDefinitionList.get(fieldName);
    }

    @Override
    public ICollectionPropertyDefinition getCollectionPropertyDefinition(String fieldName) {
        return (ICollectionPropertyDefinition) this.propertyDefinitionList.get(fieldName);
    }

    @Override
    public Collection<IPropertyDefinition> getAllPropertyDefinitionList() {
        return propertyDefinitionList.values();
    }

    @Override
    public Class<?> getClassDefined() {
        return classDefined;
    }

    @Override
    public IPropertyDefinition getIdPropertyDefinition() {
        return idPropertyDefinition;
    }

    public void setIdPropertyDefinition(IPropertyDefinition idPropertyDefinition) {
        this.idPropertyDefinition = idPropertyDefinition;
    }

    @Override
    public Object getId(Object persistentObject) {
        if (classDefined.isInstance(persistentObject)) {
            return classMetadata.getIdentifier(persistentObject, null);
        } else {
            throw new IllegalArgumentException(
                    MessageFormat.format("The persistentObject is not instance of {0}", classDefined.getName()));
        }
    }

    public void addPropertyDefinition(IPropertyDefinition propertyDef) {
        this.propertyDefinitionList.put(propertyDef.getName(), propertyDef);
    }

    @Override
    public String getSingularEntityName() {
        // TODO
        return classDefined.getSimpleName();
    }

    @Override
    public String getStringRepresentation(Object entity) {
        return entityToStringService.resolveStringRepresentation(entity);
    }

}