LdbcSnbBiQuery22InternationalDialog.java

package com.ldbc.driver.workloads.ldbc.snb.bi;

import com.ldbc.driver.Operation;
import com.ldbc.driver.SerializingMarshallingException;

import java.util.ArrayList;
import java.util.List;

public class LdbcSnbBiQuery22InternationalDialog extends Operation<List<LdbcSnbBiQuery22InternationalDialogResult>>
{
    public static final int TYPE = 22;
    public static final int DEFAULT_LIMIT = 100;
    private final String countryX;
    private final String countryY;
    private final int limit;

    public LdbcSnbBiQuery22InternationalDialog( String countryX, String countryY, int limit )
    {
        this.countryX = countryX;
        this.countryY = countryY;
        this.limit = limit;
    }

    public String countryX()
    {
        return countryX;
    }

    public String countryY()
    {
        return countryY;
    }

    public int limit()
    {
        return limit;
    }

    @Override
    public String toString()
    {
        return "LdbcSnbBiQuery22InternationalDialog{" +
               "countryX='" + countryX + '\'' +
               ", countryY='" + countryY + '\'' +
               ", limit=" + limit +
               '}';
    }

    @Override
    public boolean equals( Object o )
    {
        if ( this == o )
        { return true; }
        if ( o == null || getClass() != o.getClass() )
        { return false; }

        LdbcSnbBiQuery22InternationalDialog that = (LdbcSnbBiQuery22InternationalDialog) o;

        if ( limit != that.limit )
        { return false; }
        if ( countryX != null ? !countryX.equals( that.countryX ) : that.countryX != null )
        { return false; }
        return !(countryY != null ? !countryY.equals( that.countryY ) : that.countryY != null);

    }

    @Override
    public int hashCode()
    {
        int result = countryX != null ? countryX.hashCode() : 0;
        result = 31 * result + (countryY != null ? countryY.hashCode() : 0);
        result = 31 * result + limit;
        return result;
    }

    @Override
    public List<LdbcSnbBiQuery22InternationalDialogResult> marshalResult( String serializedResults ) throws
            SerializingMarshallingException
    {
        List<List<Object>> resultsAsList = SerializationUtil.marshalListOfLists( serializedResults );
        List<LdbcSnbBiQuery22InternationalDialogResult> result = new ArrayList<>();
        for ( int i = 0; i < resultsAsList.size(); i++ )
        {
            List<Object> row = resultsAsList.get( i );
            long personId1 = ((Number) row.get( 0 )).longValue();
            long personId2 = ((Number) row.get( 1 )).longValue();
            int score = ((Number) row.get( 2 )).intValue();
            result.add(
                    new LdbcSnbBiQuery22InternationalDialogResult(
                            personId1,
                            personId2,
                            score
                    )
            );
        }
        return result;
    }

    @Override
    public String serializeResult( Object resultsObject ) throws SerializingMarshallingException
    {
        List<LdbcSnbBiQuery22InternationalDialogResult> result =
                (List<LdbcSnbBiQuery22InternationalDialogResult>) resultsObject;
        List<List<Object>> resultsFields = new ArrayList<>();
        for ( int i = 0; i < result.size(); i++ )
        {
            LdbcSnbBiQuery22InternationalDialogResult row = result.get( i );
            List<Object> resultFields = new ArrayList<>();
            resultFields.add( row.personId1() );
            resultFields.add( row.personId2() );
            resultFields.add( row.score() );
            resultsFields.add( resultFields );
        }
        return SerializationUtil.toJson( resultsFields );
    }

    @Override
    public int type()
    {
        return TYPE;
    }
}