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 /*
  * Copyright 2006-2008 the original author or authors.
  *
  * 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.springframework.batch.item.database.orm;

This query provider creates JPA javax.persistence.Querys from injected native SQL queries. This is useful if there is a need to utilize database-specific features such as query hints, the CONNECT keyword in Oracle, etc.

Parameters:
<E> entity returned by executing the query
Author(s):
Anatoly Polinsky
public class JpaNativeQueryProvider<E> extends AbstractJpaQueryProvider {
	private Class<E> entityClass;
	private String sqlQuery;
	public Query createQuery() {
	}
	public void setSqlQuery(String sqlQuery) {
		this. = sqlQuery;
	}
	public void setEntityClass(Class<E> entityClazz) {
		this. = entityClazz;
	}
	public void afterPropertiesSet() throws Exception {
		Assert.isTrue(StringUtils.hasText(), "Native SQL query cannot be empty");
		Assert.notNull("Entity class cannot be NULL");
	}
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