package com.ldbc.driver.workloads.ldbc.snb.interactive;
import com.ldbc.driver.Operation;
import com.ldbc.driver.SerializingMarshallingException;
import org.codehaus.jackson.map.ObjectMapper;
import org.codehaus.jackson.type.TypeReference;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import static java.lang.String.format;
public class LdbcQuery7 extends Operation<List<LdbcQuery7Result>>
{
private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
public static final int TYPE = 7;
public static final int DEFAULT_LIMIT = 20;
private final long personId;
private final int limit;
public LdbcQuery7( long personId, int limit )
{
super();
this.personId = personId;
this.limit = limit;
}
public long personId()
{
return personId;
}
public int limit()
{
return limit;
}
@Override
public boolean equals( Object o )
{
if ( this == o )
{ return true; }
if ( o == null || getClass() != o.getClass() )
{ return false; }
LdbcQuery7 that = (LdbcQuery7) o;
if ( limit != that.limit )
{ return false; }
if ( personId != that.personId )
{ return false; }
return true;
}
@Override
public int hashCode()
{
int result = (int) (personId ^ (personId >>> 32));
result = 31 * result + limit;
return result;
}
@Override
public String toString()
{
return "LdbcQuery7{" +
"personId=" + personId +
", limit=" + limit +
'}';
}
@Override
public List<LdbcQuery7Result> marshalResult( String serializedResult ) throws SerializingMarshallingException
{
List<List<Object>> resultsAsList;
try
{
resultsAsList = OBJECT_MAPPER.readValue( serializedResult, new TypeReference<List<List<Object>>>()
{
} );
}
catch ( IOException e )
{
throw new SerializingMarshallingException(
format( "Error parsing serialized result\n%s", serializedResult ), e );
}
List<LdbcQuery7Result> result = new ArrayList<>();
for ( int i = 0; i < resultsAsList.size(); i++ )
{
List<Object> row = resultsAsList.get( i );
long personId = ((Number) row.get( 0 )).longValue();
String personFirstName = (String) row.get( 1 );
String personLastName = (String) row.get( 2 );
long likeCreationDate = ((Number) row.get( 3 )).longValue();
long commentOrPostId = ((Number) row.get( 4 )).longValue();
String commentOrPostContent = (String) row.get( 5 );
int minutesLatency = ((Number) row.get( 6 )).intValue();
boolean isNew = (Boolean) row.get( 7 );
result.add( new LdbcQuery7Result(
personId,
personFirstName,
personLastName,
likeCreationDate,
commentOrPostId,
commentOrPostContent,
minutesLatency,
isNew
) );
}
return result;
}
@Override
public String serializeResult( Object resultsObject ) throws SerializingMarshallingException
{
List<LdbcQuery7Result> results = (List<LdbcQuery7Result>) resultsObject;
List<List<Object>> resultsFields = new ArrayList<>();
for ( int i = 0; i < results.size(); i++ )
{
LdbcQuery7Result result = results.get( i );
List<Object> resultFields = new ArrayList<>();
resultFields.add( result.personId() );
resultFields.add( result.personFirstName() );
resultFields.add( result.personLastName() );
resultFields.add( result.likeCreationDate() );
resultFields.add( result.commentOrPostId() );
resultFields.add( result.commentOrPostContent() );
resultFields.add( result.minutesLatency() );
resultFields.add( result.isNew() );
resultsFields.add( resultFields );
}
try
{
return OBJECT_MAPPER.writeValueAsString( resultsFields );
}
catch ( IOException e )
{
throw new SerializingMarshallingException(
format( "Error while trying to serialize result\n%s", results.toString() ), e );
}
}
@Override
public int type()
{
return TYPE;
}
}