org.businessmanager.dao.ContactDaoImpl.java Source code

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Here is the source code for org.businessmanager.dao.ContactDaoImpl.java

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/*******************************************************************************
 * Copyright 2012 Christian Ternes and Thorsten Volland
 * 
 * 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.businessmanager.dao;

import java.util.List;

import javax.persistence.EntityManager;

import org.apache.commons.lang.Validate;
import org.businessmanager.domain.Contact;
import org.businessmanager.domain.ContactItem;
import org.businessmanager.domain.Contact_;
import org.businessmanager.domain.Email;
import org.businessmanager.domain.Fax;
import org.businessmanager.domain.Phone;
import org.businessmanager.domain.Website;
import org.hibernate.search.jpa.FullTextEntityManager;
import org.hibernate.search.query.dsl.QueryBuilder;
import org.springframework.stereotype.Repository;

@Repository
public class ContactDaoImpl extends GenericDaoImpl<Contact> implements ContactDao {

    @Override
    public List<Contact> findAll() {
        return findAll(Contact_.lastname, true);
    }

    @Override
    public Class<Contact> getPersistenceClass() {
        return Contact.class;
    }

    @Override
    public Email mergeEmail(Email email) {
        Validate.notNull(email);
        return getEntityManager().merge(email);
    }

    @Override
    public Phone mergePhone(Phone phone) {
        Validate.notNull(phone);
        return getEntityManager().merge(phone);
    }

    @Override
    public Fax mergeFax(Fax fax) {
        Validate.notNull(fax);
        return getEntityManager().merge(fax);
    }

    @Override
    public Website mergeWebsite(Website website) {
        Validate.notNull(website);
        return getEntityManager().merge(website);
    }

    @Override
    public void removeContactItem(Long id) {
        ContactItem contactItem = getEntityManager().find(ContactItem.class, id);

        if (contactItem != null) {
            getEntityManager().remove(contactItem);
        }
    }

    @SuppressWarnings("unchecked")
    @Override
    public List<Contact> fullTextSearchContact(String searchString) {
        EntityManager em = getEntityManager();
        FullTextEntityManager fullTextEntityManager = org.hibernate.search.jpa.Search.getFullTextEntityManager(em);

        QueryBuilder qb = fullTextEntityManager.getSearchFactory().buildQueryBuilder().forEntity(Contact.class)
                .get();
        org.apache.lucene.search.Query query = qb.keyword()
                .onFields("firstname", "lastname", "company", "contactItems.value").matching(searchString)
                .createQuery();

        // wrap Lucene query in a javax.persistence.Query
        javax.persistence.Query persistenceQuery = fullTextEntityManager.createFullTextQuery(query, Contact.class);

        // execute search
        List<?> result = persistenceQuery.getResultList();

        // avoid ClassCastException
        if (result == null) {
            return null;
        }

        return (List<Contact>) result;
    }
}