BaseDaoImpl.java

/*******************************************************************************
 * ATE, Automation Test Engine
 *
 * Copyright 2014, Montreal PROT, or individual contributors as
 * indicated by the @author tags or express copyright attribution
 * statements applied by the authors.  All third-party contributions are
 * distributed under license by Montreal PROT.
 *
 * 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.bigtester.ate.model.data.dao;

import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;

import org.bigtester.ate.GlobalUtils;
import org.eclipse.jdt.annotation.Nullable;


// TODO: Auto-generated Javadoc
/**
 * This class AbstractDaoImpl defines ....
 * @author Peidong Hu
 *
 */
public class BaseDaoImpl { //NOPMD
	/** The db em. */
	@PersistenceContext
    @Nullable
    private EntityManager dbEM;//NOPMD

	/**
	 * @return the dbEM
	 */
	public EntityManager getDbEM() {
		final EntityManager retVal = dbEM;
		if (retVal == null) {
			throw GlobalUtils.createNotInitializedException("DBem");
		} else {
			return retVal;
		}
	}

	/**
	 * @param dbEM the dbEM to set
	 */
	public void setDbEM(EntityManager dbEM) {
		this.dbEM = dbEM;
	}
	
}