/*
* 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 com.hp.hpl.jena.assembler.test;
import java.util.List;
import org.junit.Assert;
import com.hp.hpl.jena.assembler.*;
import com.hp.hpl.jena.assembler.assemblers.ModelAssembler;
import com.hp.hpl.jena.graph.Factory;
import com.hp.hpl.jena.rdf.model.*;
import com.hp.hpl.jena.rdf.model.impl.ModelCom;
import com.hp.hpl.jena.rdf.model.test.ModelTestBase;
/**
A model assembler that creates a model with controllable supporting of
transactions and aborting on adding statements; the model logs transactions
and adding-of-models. For testing only.
*/
final class MockTransactionModel extends ModelAssembler
{
private final List<String> history;
private final Model expected;
private final boolean supportsTransactions;
private final boolean abortsOnAdd;
protected MockTransactionModel
( List<String> history, Model expected, boolean supportsTransactions, boolean abortsOnAdd )
{
super();
this.history = history;
this.expected = expected;
this.supportsTransactions = supportsTransactions;
this.abortsOnAdd = abortsOnAdd;
}
@Override
protected Model openEmptyModel( Assembler a, Resource root, Mode irrelevant )
{
return new ModelCom( Factory.createDefaultGraph() )
{
@Override
public Model begin()
{
history.add( "begin" );
Assert.assertTrue( isEmpty() );
return this;
}
@Override
public Model add( Model other )
{
history.add( "add" );
if (abortsOnAdd) throw new RuntimeException( "model aborts on add of " + other );
super.add( other );
return this;
}
@Override
public Model abort()
{
history.add( "abort" );
return this;
}
@Override
public Model commit()
{
ModelTestBase.assertIsoModels( expected, this );
history.add( "commit" );
return this;
}
@Override
public boolean supportsTransactions()
{
history.add( "supports[" + supportsTransactions + "]" );
return supportsTransactions;
}
};
}
}