/*****************************************************************
* 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
* under the License.
****************************************************************/
package org.apache.cayenne.access.trans;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import org.apache.cayenne.configuration.server.ServerRuntime;
import org.apache.cayenne.dba.DbAdapter;
import org.apache.cayenne.dba.JdbcAdapter;
import org.apache.cayenne.di.AdhocObjectFactory;
import org.apache.cayenne.di.Inject;
import org.apache.cayenne.map.DbAttribute;
import org.apache.cayenne.map.DbEntity;
import org.apache.cayenne.query.DeleteBatchQuery;
import org.apache.cayenne.testdo.locking.SimpleLockingTestEntity;
import org.apache.cayenne.unit.UnitDbAdapter;
import org.apache.cayenne.unit.di.server.ServerCase;
import org.apache.cayenne.unit.di.server.UseServerRuntime;
@UseServerRuntime(ServerCase.LOCKING_PROJECT)
public class DeleteBatchQueryBuilderTest extends ServerCase {
@Inject
private ServerRuntime runtime;
@Inject
private DbAdapter adapter;
@Inject
private UnitDbAdapter unitAdapter;
@Inject
private AdhocObjectFactory objectFactory;
public void testConstructor() throws Exception {
DbAdapter adapter = objectFactory.newInstance(DbAdapter.class, JdbcAdapter.class.getName());
DeleteBatchQueryBuilder builder = new DeleteBatchQueryBuilder(adapter);
assertSame(adapter, builder.getAdapter());
}
public void testCreateSqlString() throws Exception {
DbEntity entity = runtime.getDataDomain().getEntityResolver().getObjEntity(SimpleLockingTestEntity.class)
.getDbEntity();
List<DbAttribute> idAttributes = Collections
.singletonList((DbAttribute) entity.getAttribute("LOCKING_TEST_ID"));
DeleteBatchQuery deleteQuery = new DeleteBatchQuery(entity, idAttributes, null, 1);
DbAdapter adapter = objectFactory.newInstance(DbAdapter.class, JdbcAdapter.class.getName());
DeleteBatchQueryBuilder builder = new DeleteBatchQueryBuilder(adapter);
String generatedSql = builder.createSqlString(deleteQuery);
assertNotNull(generatedSql);
assertEquals("DELETE FROM " + entity.getName() + " WHERE LOCKING_TEST_ID = ?", generatedSql);
}
public void testCreateSqlStringWithNulls() throws Exception {
DbEntity entity = runtime.getDataDomain().getEntityResolver().getObjEntity(SimpleLockingTestEntity.class)
.getDbEntity();
List<DbAttribute> idAttributes = Arrays.asList((DbAttribute) entity.getAttribute("LOCKING_TEST_ID"),
(DbAttribute) entity.getAttribute("NAME"));
Collection<String> nullAttributes = Collections.singleton("NAME");
DeleteBatchQuery deleteQuery = new DeleteBatchQuery(entity, idAttributes, nullAttributes, 1);
DbAdapter adapter = objectFactory.newInstance(DbAdapter.class, JdbcAdapter.class.getName());
DeleteBatchQueryBuilder builder = new DeleteBatchQueryBuilder(adapter);
String generatedSql = builder.createSqlString(deleteQuery);
assertNotNull(generatedSql);
assertEquals("DELETE FROM " + entity.getName() + " WHERE LOCKING_TEST_ID = ? AND NAME IS NULL", generatedSql);
}
public void testCreateSqlStringWithIdentifiersQuote() throws Exception {
DbEntity entity = runtime.getDataDomain().getEntityResolver().getObjEntity(SimpleLockingTestEntity.class)
.getDbEntity();
try {
entity.getDataMap().setQuotingSQLIdentifiers(true);
List<DbAttribute> idAttributes = Collections.singletonList((DbAttribute) entity
.getAttribute("LOCKING_TEST_ID"));
DeleteBatchQuery deleteQuery = new DeleteBatchQuery(entity, idAttributes, null, 1);
JdbcAdapter adapter = (JdbcAdapter) this.adapter;
DeleteBatchQueryBuilder builder = new DeleteBatchQueryBuilder(adapter);
String generatedSql = builder.createSqlString(deleteQuery);
String charStart = unitAdapter.getIdentifiersStartQuote();
String charEnd = unitAdapter.getIdentifiersEndQuote();
assertNotNull(generatedSql);
assertEquals("DELETE FROM " + charStart + entity.getName() + charEnd + " WHERE " + charStart
+ "LOCKING_TEST_ID" + charEnd + " = ?", generatedSql);
} finally {
entity.getDataMap().setQuotingSQLIdentifiers(false);
}
}
public void testCreateSqlStringWithNullsWithIdentifiersQuote() throws Exception {
DbEntity entity = runtime.getDataDomain().getEntityResolver().getObjEntity(SimpleLockingTestEntity.class)
.getDbEntity();
try {
entity.getDataMap().setQuotingSQLIdentifiers(true);
List<DbAttribute> idAttributes = Arrays.asList((DbAttribute) entity.getAttribute("LOCKING_TEST_ID"),
(DbAttribute) entity.getAttribute("NAME"));
Collection<String> nullAttributes = Collections.singleton("NAME");
DeleteBatchQuery deleteQuery = new DeleteBatchQuery(entity, idAttributes, nullAttributes, 1);
JdbcAdapter adapter = (JdbcAdapter) this.adapter;
DeleteBatchQueryBuilder builder = new DeleteBatchQueryBuilder(adapter);
String generatedSql = builder.createSqlString(deleteQuery);
String charStart = unitAdapter.getIdentifiersStartQuote();
String charEnd = unitAdapter.getIdentifiersEndQuote();
assertNotNull(generatedSql);
assertEquals("DELETE FROM " + charStart + entity.getName() + charEnd + " WHERE " + charStart
+ "LOCKING_TEST_ID" + charEnd + " = ? AND " + charStart + "NAME" + charEnd + " IS NULL",
generatedSql);
} finally {
entity.getDataMap().setQuotingSQLIdentifiers(false);
}
}
}