TestingRemoteSourceFactory.java

/*
 * 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 com.facebook.presto.sql.planner;

import com.facebook.presto.Session;
import com.facebook.presto.common.block.SortOrder;
import com.facebook.presto.common.type.Type;
import com.facebook.presto.operator.DriverContext;
import com.facebook.presto.operator.SourceOperator;
import com.facebook.presto.operator.SourceOperatorFactory;
import com.facebook.presto.spi.plan.PlanNodeId;

import java.util.List;

public class TestingRemoteSourceFactory
        implements RemoteSourceFactory
{
    @Override
    public SourceOperatorFactory createRemoteSource(Session session, int operatorId, PlanNodeId planNodeId, List<Type> types)
    {
        return new TestingSourceOperatorFactory();
    }

    @Override
    public SourceOperatorFactory createMergeRemoteSource(Session session, int operatorId, PlanNodeId planNodeId, List<Type> types, List<Integer> outputChannels, List<Integer> sortChannels, List<SortOrder> sortOrder)
    {
        throw new UnsupportedOperationException();
    }

    private static class TestingSourceOperatorFactory
            implements SourceOperatorFactory
    {
        @Override
        public PlanNodeId getSourceId()
        {
            return new PlanNodeId("test");
        }

        @Override
        public SourceOperator createOperator(DriverContext driverContext)
        {
            throw new UnsupportedOperationException();
        }

        @Override
        public void noMoreOperators()
        {
            throw new UnsupportedOperationException();
        }
    }
}