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* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
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*
* http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.cayenne.access.jdbc;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.cayenne.access.MockOperationObserver;
import org.apache.cayenne.access.OptimisticLockException;
import org.apache.cayenne.access.trans.DeleteBatchQueryBuilder;
import org.apache.cayenne.dba.DbAdapter;
import org.apache.cayenne.dba.JdbcAdapter;
import org.apache.cayenne.map.DbEntity;
import org.apache.cayenne.map.EntityResolver;
import org.apache.cayenne.query.DeleteBatchQuery;
import org.apache.cayenne.testdo.locking.SimpleLockingTestEntity;
import org.apache.cayenne.unit.LockingCase;
import com.mockrunner.jdbc.PreparedStatementResultSetHandler;
import com.mockrunner.mock.jdbc.MockConnection;
/**
*/
public class BatchActionLockingTest extends LockingCase {
public void testRunAsIndividualQueriesSuccess() throws Exception {
EntityResolver resolver = getDomain().getEntityResolver();
// test with adapter that supports keys...
DbAdapter adapter = buildAdapter(true);
DbEntity dbEntity = resolver
.lookupObjEntity(SimpleLockingTestEntity.class)
.getDbEntity();
List qualifierAttributes = Arrays.asList(dbEntity.getAttribute("LOCKING_TEST_ID"), dbEntity.getAttribute("NAME"));
Collection nullAttributeNames = Collections.singleton("NAME");
Map qualifierSnapshot = new HashMap();
qualifierSnapshot.put("LOCKING_TEST_ID", new Integer(1));
DeleteBatchQuery batchQuery = new DeleteBatchQuery(
dbEntity,
qualifierAttributes,
nullAttributeNames,
5);
batchQuery.setUsingOptimisticLocking(true);
batchQuery.add(qualifierSnapshot);
DeleteBatchQueryBuilder batchQueryBuilder = new DeleteBatchQueryBuilder(adapter);
MockConnection mockConnection = new MockConnection();
PreparedStatementResultSetHandler preparedStatementResultSetHandler = mockConnection
.getPreparedStatementResultSetHandler();
preparedStatementResultSetHandler.setExactMatch(false);
preparedStatementResultSetHandler.setCaseSensitive(false);
preparedStatementResultSetHandler.prepareUpdateCount("DELETE", 1);
boolean generatesKeys = false;
BatchAction action = new BatchAction(batchQuery, adapter, resolver);
action.runAsIndividualQueries(
mockConnection,
batchQueryBuilder,
new MockOperationObserver(),
generatesKeys);
assertEquals(0, mockConnection.getNumberCommits());
assertEquals(0, mockConnection.getNumberRollbacks());
}
public void testRunAsIndividualQueriesOptimisticLockingFailure() throws Exception {
EntityResolver resolver = getDomain().getEntityResolver();
// test with adapter that supports keys...
DbAdapter adapter = buildAdapter(true);
DbEntity dbEntity = resolver
.lookupObjEntity(SimpleLockingTestEntity.class)
.getDbEntity();
List qualifierAttributes = Arrays.asList(dbEntity.getAttribute("LOCKING_TEST_ID"), dbEntity.getAttribute("NAME"));
Collection nullAttributeNames = Collections.singleton("NAME");
Map qualifierSnapshot = new HashMap();
qualifierSnapshot.put("LOCKING_TEST_ID", new Integer(1));
DeleteBatchQuery batchQuery = new DeleteBatchQuery(
dbEntity,
qualifierAttributes,
nullAttributeNames,
5);
batchQuery.setUsingOptimisticLocking(true);
batchQuery.add(qualifierSnapshot);
DeleteBatchQueryBuilder batchQueryBuilder = new DeleteBatchQueryBuilder(adapter);
MockConnection mockConnection = new MockConnection();
PreparedStatementResultSetHandler preparedStatementResultSetHandler = mockConnection
.getPreparedStatementResultSetHandler();
preparedStatementResultSetHandler.setExactMatch(false);
preparedStatementResultSetHandler.setCaseSensitive(false);
preparedStatementResultSetHandler.prepareUpdateCount("DELETE", 0);
boolean generatesKeys = false;
BatchAction action = new BatchAction(batchQuery, adapter, resolver);
try {
action.runAsIndividualQueries(
mockConnection,
batchQueryBuilder,
new MockOperationObserver(),
generatesKeys);
fail("No OptimisticLockingFailureException thrown.");
}
catch (OptimisticLockException e) {
}
assertEquals(0, mockConnection.getNumberCommits());
assertEquals(0, mockConnection.getNumberRollbacks());
}
DbAdapter buildAdapter(boolean supportGeneratedKeys) {
JdbcAdapter adapter = new JdbcAdapter();
adapter.setSupportsGeneratedKeys(supportGeneratedKeys);
return adapter;
}
}