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* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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
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*/
package org.apache.openjpa.persistence.jdbc.query;
import javax.persistence.EntityManager;
import javax.persistence.Query;
import org.apache.openjpa.persistence.test.SingleEMFTestCase;
/**
* Tests that Native queries use only 1-based positional parameters and
* disallows named parameters.
*
* Originally reported in
* <A HRE="http://issues.apache.org/jira/browse/OPENJPA-112>OPENJPA-112</A>
*
* @author Pinaki Poddar
*
*/
public class TestNativeQueryParameterBinding extends SingleEMFTestCase {
private static Class<? extends Exception> NO_ERROR = null;
@Override
public void setUp() throws Exception {
super.setUp(CLEAR_TABLES);
}
public void testNamedParameterInNativeQueryIsNotValid() {
String sql = "SELECT * FROM Application WHERE id=:id";
verifyParams(sql, IllegalArgumentException.class, "id", 10);
}
public void testPositionalParameterInNativeQueryIsValid() {
String sql = "SELECT * FROM Application WHERE id=?1";
verifyParams(sql, NO_ERROR, 1, 10);
}
public void testZeroPositionalParameterInNativeQueryIsNotValid() {
String sql = "SELECT * FROM Application WHERE id=?1";
verifyParams(sql, IllegalArgumentException.class, 0, 10);
}
public void testNativeQueryDeclaredParameters() {
String sql = "SELECT * FROM Application WHERE id=?1 AND name=?2";
EntityManager em = emf.createEntityManager();
em.getTransaction().begin();
Query query = em.createNativeQuery(sql);
assertTrue(query.getParameters().isEmpty());
em.getTransaction().commit();
em.close();
}
void verifyParams(String jpql, Class<? extends Exception> error,
Object... params) {
EntityManager em = emf.createEntityManager();
em.getTransaction().begin();
Query query = em.createNativeQuery(jpql);
for (int i = 0; params != null && i < params.length; i = +2) {
try {
if (params[i] instanceof Number) {
query.setParameter(((Number) params[i]).intValue(),
params[i + 1]);
} else {
query.setParameter(params[i].toString(), params[i + 1]);
}
if (error != null)
fail("Expected " + error.getName());
} catch (Exception e) {
if (!error.isAssignableFrom(e.getClass())) {
// let the test harness handle the exception.
throw new RuntimeException("An unexpected exception " +
"occurred see the initCause for details", e);
}
}
}
em.getTransaction().commit();
em.close();
}
}