package com.ldbc.driver.workloads.ldbc.snb.interactive;
import com.google.common.collect.Lists;
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 LdbcQuery1 extends Operation<List<LdbcQuery1Result>>
{
private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
public static final int TYPE = 1;
public static final int DEFAULT_LIMIT = 20;
private final long personId;
private final String firstName;
private final int limit;
public LdbcQuery1( long personId, String firstName, int limit )
{
this.personId = personId;
this.firstName = firstName;
this.limit = limit;
}
public long personId()
{
return personId;
}
public String firstName()
{
return firstName;
}
public int limit()
{
return limit;
}
@Override
public boolean equals( Object o )
{
if ( this == o )
{ return true; }
if ( o == null || getClass() != o.getClass() )
{ return false; }
LdbcQuery1 that = (LdbcQuery1) o;
if ( limit != that.limit )
{ return false; }
if ( personId != that.personId )
{ return false; }
if ( firstName != null ? !firstName.equals( that.firstName ) : that.firstName != null )
{ return false; }
return true;
}
@Override
public int hashCode()
{
int result = (int) (personId ^ (personId >>> 32));
result = 31 * result + (firstName != null ? firstName.hashCode() : 0);
result = 31 * result + limit;
return result;
}
@Override
public String toString()
{
return "LdbcQuery1{" +
"personId=" + personId +
", firstName='" + firstName + '\'' +
", limit=" + limit +
'}';
}
@Override
public List<LdbcQuery1Result> marshalResult( String serializedResults ) throws SerializingMarshallingException
{
List<List<Object>> resultsAsList;
try
{
resultsAsList = OBJECT_MAPPER.readValue( serializedResults, new TypeReference<List<List<Object>>>()
{
} );
}
catch ( IOException e )
{
throw new SerializingMarshallingException(
format( "Error parsing serialized results\n%s", serializedResults ), e );
}
List<LdbcQuery1Result> results = new ArrayList<>();
for ( int i = 0; i < resultsAsList.size(); i++ )
{
List<Object> resultAsList = resultsAsList.get( i );
long friendId = ((Number) resultAsList.get( 0 )).longValue();
String friendLastName = (String) resultAsList.get( 1 );
int distanceFromPerson = (Integer) resultAsList.get( 2 );
long friendBirthday = ((Number) resultAsList.get( 3 )).longValue();
long friendCreationDate = ((Number) resultAsList.get( 4 )).longValue();
String friendGender = (String) resultAsList.get( 5 );
String friendBrowserUsed = (String) resultAsList.get( 6 );
String friendLocationIp = (String) resultAsList.get( 7 );
Iterable<String> friendEmails = (List<String>) resultAsList.get( 8 );
Iterable<String> friendLanguages = (List<String>) resultAsList.get( 9 );
String friendCityName = (String) resultAsList.get( 10 );
Iterable<List<Object>> friendUniversities = Lists.newArrayList( (List) resultAsList.get( 11 ) );
Iterable<List<Object>> friendCompanies = Lists.newArrayList( (List) resultAsList.get( 12 ) );
results.add( new LdbcQuery1Result(
friendId,
friendLastName,
distanceFromPerson,
friendBirthday,
friendCreationDate,
friendGender,
friendBrowserUsed,
friendLocationIp,
friendEmails,
friendLanguages,
friendCityName,
friendUniversities,
friendCompanies ) );
}
return results;
}
@Override
public String serializeResult( Object resultsObject ) throws SerializingMarshallingException
{
List<LdbcQuery1Result> results = (List<LdbcQuery1Result>) resultsObject;
List<List<Object>> resultsFields = new ArrayList<>();
for ( int i = 0; i < results.size(); i++ )
{
LdbcQuery1Result result = results.get( i );
List<Object> resultFields = new ArrayList<>();
resultFields.add( result.friendId() );
resultFields.add( result.friendLastName() );
resultFields.add( result.distanceFromPerson() );
resultFields.add( result.friendBirthday() );
resultFields.add( result.friendCreationDate() );
resultFields.add( result.friendGender() );
resultFields.add( result.friendBrowserUsed() );
resultFields.add( result.friendLocationIp() );
resultFields.add( result.friendEmails() );
resultFields.add( result.friendLanguages() );
resultFields.add( result.friendCityName() );
resultFields.add( result.friendUniversities() );
resultFields.add( result.friendCompanies() );
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;
}
}