/*
* Copyright 2013 NGDATA nv
*
* Licensed 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.lilyproject.repository.fake;
import java.io.IOException;
import java.util.concurrent.ExecutionException;
import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
import org.lilyproject.repository.api.IdGenerator;
import org.lilyproject.repository.api.LRepository;
import org.lilyproject.repository.api.RecordFactory;
import org.lilyproject.repository.api.Repository;
import org.lilyproject.repository.api.RepositoryException;
import org.lilyproject.repository.api.RepositoryManager;
import org.lilyproject.repository.api.TableManager;
import org.lilyproject.repository.api.TypeManager;
import org.lilyproject.repository.impl.RecordFactoryImpl;
import org.lilyproject.repository.impl.id.IdGeneratorImpl;
import org.lilyproject.util.hbase.RepoAndTableUtil;
public class FakeRepositoryManager implements RepositoryManager {
private LoadingCache<String, LRepository> repositories;
private Repository publicRepository;
private TableManager tableManager;
private TypeManager typeManager;
private IdGenerator idGenerator;
private RecordFactory recordFactory;
private CacheLoader<String,LRepository> repositoryLoader;
public static RepositoryManager bootstrapRepositoryManager() {
TableManager tableManager = new FakeTableManager();
IdGenerator idGenerator = new IdGeneratorImpl();
TypeManager typeManager = new FakeTypeManager(idGenerator);
return new FakeRepositoryManager(
tableManager,
typeManager,
idGenerator,
new RecordFactoryImpl()
);
}
public FakeRepositoryManager(final TableManager tableManager, final TypeManager typeManager,
final IdGenerator idGenerator, final RecordFactory recordFactory) {
this.tableManager = tableManager;
this.typeManager = typeManager;
this.idGenerator = idGenerator;
this.recordFactory = recordFactory;
setRepositoryLoader(new DummyRepositoryLoader(this));
}
@Override
public LRepository getDefaultRepository() throws InterruptedException, RepositoryException {
try {
return repositories.get(RepoAndTableUtil.DEFAULT_REPOSITORY);
} catch (ExecutionException e) {
throw new RuntimeException(e);
}
}
@Override
public LRepository getRepository(String repositoryName) throws InterruptedException, RepositoryException {
try {
return repositories.get(repositoryName);
} catch (ExecutionException e) {
throw new RuntimeException(e);
}
}
@Override
public void close() throws IOException {
// no closing needed
}
public void setRepositoryLoader(CacheLoader<String,LRepository> repositoryLoader) {
this.repositoryLoader = repositoryLoader;
repositories = CacheBuilder.newBuilder().build(this.repositoryLoader);
}
public static class DummyRepositoryLoader extends CacheLoader<String, LRepository> {
private final FakeRepositoryManager fakeRepositoryManager;
public DummyRepositoryLoader (FakeRepositoryManager manager) {
this.fakeRepositoryManager = manager;
}
@Override
public LRepository load(String repositoryName) throws Exception {
return new FakeLRepository(fakeRepositoryManager,
repositoryName,
fakeRepositoryManager.tableManager,
fakeRepositoryManager.idGenerator,
fakeRepositoryManager.typeManager,
fakeRepositoryManager.recordFactory);
}
}
}