org.neo4j.driver.internal.AbstractQueryRunner Maven / Gradle / Ivy

Go to download
/*
 * Copyright (c) 2002-2020 "Neo4j,"
 * Neo4j Sweden AB [http://neo4j.com]
 *
 * This file is part of Neo4j.
 *
 * 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.neo4j.driver.internal;

import java.util.Map;

import org.neo4j.driver.Record;
import org.neo4j.driver.Query;
import org.neo4j.driver.Result;
import org.neo4j.driver.QueryRunner;
import org.neo4j.driver.Value;
import org.neo4j.driver.Values;
import org.neo4j.driver.internal.util.Extract;
import org.neo4j.driver.internal.value.MapValue;

public abstract class AbstractQueryRunner implements QueryRunner
{
    @Override
    public final Result run(String query, Value parameters )
    {
        return run( new Query( query, parameters ) );
    }

    @Override
    public final Result run(String query, Map parameters)
    {
        return run(query, parameters(parameters) );
    }

    @Override
    public final Result run(String query, Record parameters)
    {
        return run(query, parameters(parameters) );
    }

    @Override
    public final Result run(String query)
    {
        return run(query, Values.EmptyMap );
    }

    public static Value parameters( Record record )
    {
        return record == null ? Values.EmptyMap : parameters( record.asMap() );
    }

    public static Value parameters( Map map )
    {
        if ( map == null || map.isEmpty() )
        {
            return Values.EmptyMap;
        }
        return new MapValue( Extract.mapOfValues( map ) );
    }
}