/*****************************************************************
* 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.jdbc;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import org.apache.cayenne.ObjectContext;
import org.apache.cayenne.PersistenceState;
import org.apache.cayenne.access.trans.DeleteBatchQueryBuilder;
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.exp.ExpressionFactory;
import org.apache.cayenne.map.DbAttribute;
import org.apache.cayenne.map.DbEntity;
import org.apache.cayenne.query.DeleteBatchQuery;
import org.apache.cayenne.query.SQLTemplate;
import org.apache.cayenne.query.SelectQuery;
import org.apache.cayenne.test.parallel.ParallelTestContainer;
import org.apache.cayenne.testdo.locking.SoftTest;
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 SoftDeleteBatchQueryBuilderTest extends ServerCase {
@Inject
private ObjectContext context;
@Inject
protected DbAdapter adapter;
@Inject
private UnitDbAdapter unitAdapter;
@Inject
private AdhocObjectFactory objectFactory;
private DeleteBatchQueryBuilder createBuilder() {
JdbcAdapter adapter = objectFactory.newInstance(JdbcAdapter.class, JdbcAdapter.class.getName());
return createBuilder(adapter);
}
private DeleteBatchQueryBuilder createBuilder(JdbcAdapter adapter) {
return (DeleteBatchQueryBuilder) new SoftDeleteQueryBuilderFactory().createDeleteQueryBuilder(adapter);
}
public void testCreateSqlString() throws Exception {
DbEntity entity = context.getEntityResolver().getObjEntity(SoftTest.class).getDbEntity();
List<DbAttribute> idAttributes = Collections.singletonList((DbAttribute) entity.getAttribute("SOFT_TEST_ID"));
DeleteBatchQuery deleteQuery = new DeleteBatchQuery(entity, idAttributes, null, 1);
DeleteBatchQueryBuilder builder = createBuilder();
String generatedSql = builder.createSqlString(deleteQuery);
assertNotNull(generatedSql);
assertEquals("UPDATE " + entity.getName() + " SET DELETED = ? WHERE SOFT_TEST_ID = ?", generatedSql);
}
public void testCreateSqlStringWithNulls() throws Exception {
DbEntity entity = context.getEntityResolver().getObjEntity(SoftTest.class).getDbEntity();
List<DbAttribute> idAttributes = Arrays.asList((DbAttribute) entity.getAttribute("SOFT_TEST_ID"),
(DbAttribute) entity.getAttribute("NAME"));
Collection<String> nullAttributes = Collections.singleton("NAME");
DeleteBatchQuery deleteQuery = new DeleteBatchQuery(entity, idAttributes, nullAttributes, 1);
DeleteBatchQueryBuilder builder = createBuilder();
String generatedSql = builder.createSqlString(deleteQuery);
assertNotNull(generatedSql);
assertEquals("UPDATE " + entity.getName() + " SET DELETED = ? WHERE SOFT_TEST_ID = ? AND NAME IS NULL",
generatedSql);
}
public void testCreateSqlStringWithIdentifiersQuote() throws Exception {
DbEntity entity = context.getEntityResolver().getObjEntity(SoftTest.class).getDbEntity();
try {
entity.getDataMap().setQuotingSQLIdentifiers(true);
List<DbAttribute> idAttributes = Collections.singletonList((DbAttribute) entity
.getAttribute("SOFT_TEST_ID"));
DeleteBatchQuery deleteQuery = new DeleteBatchQuery(entity, idAttributes, null, 1);
JdbcAdapter adapter = (JdbcAdapter) this.adapter;
DeleteBatchQueryBuilder builder = createBuilder(adapter);
String generatedSql = builder.createSqlString(deleteQuery);
String charStart = unitAdapter.getIdentifiersStartQuote();
String charEnd = unitAdapter.getIdentifiersEndQuote();
assertNotNull(generatedSql);
assertEquals("UPDATE " + charStart + entity.getName() + charEnd + " SET " + charStart + "DELETED" + charEnd
+ " = ? WHERE " + charStart + "SOFT_TEST_ID" + charEnd + " = ?", generatedSql);
} finally {
entity.getDataMap().setQuotingSQLIdentifiers(false);
}
}
public void testUpdate() throws Exception {
final DbEntity entity = context.getEntityResolver().getObjEntity(SoftTest.class).getDbEntity();
JdbcAdapter adapter = (JdbcAdapter) this.adapter;
BatchQueryBuilderFactory oldFactory = adapter.getBatchQueryBuilderFactory();
try {
adapter.setBatchQueryBuilderFactory(new SoftDeleteQueryBuilderFactory());
final SoftTest test = context.newObject(SoftTest.class);
test.setName("SoftDeleteBatchQueryBuilderTest");
context.commitChanges();
final SelectQuery query = new SelectQuery(SoftTest.class);
new ParallelTestContainer() {
@Override
protected void assertResult() throws Exception {
query.setQualifier(ExpressionFactory.matchExp("name", test.getName()));
assertEquals(1, context.performQuery(query).size());
query.andQualifier(ExpressionFactory.matchDbExp("DELETED", true));
assertEquals(0, context.performQuery(query).size());
}
}.runTest(200);
context.deleteObjects(test);
assertEquals(test.getPersistenceState(), PersistenceState.DELETED);
context.commitChanges();
new ParallelTestContainer() {
@Override
protected void assertResult() throws Exception {
query.setQualifier(ExpressionFactory.matchExp("name", test.getName()));
assertEquals(0, context.performQuery(query).size());
SQLTemplate template = new SQLTemplate(entity, "SELECT * FROM SOFT_TEST");
template.setFetchingDataRows(true);
assertEquals(1, context.performQuery(template).size());
}
}.runTest(200);
} finally {
context.performQuery(new SQLTemplate(entity, "DELETE FROM SOFT_TEST"));
adapter.setBatchQueryBuilderFactory(oldFactory);
}
}
}