org.onebusaway.gtfs.serialization.mappings.AgencyIdFieldMappingFactory Maven / Gradle / Ivy

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A Java library for reading and writing General Transit Feed Spec feeds

There is a newer version: 1.3.4

package org.onebusaway.gtfs.serialization.mappings;

import org.onebusaway.gtfs.csv.CsvEntityContext;
import org.onebusaway.gtfs.csv.schema.BeanWrapper;
import org.onebusaway.gtfs.csv.schema.DefaultFieldMapping;
import org.onebusaway.gtfs.csv.schema.EntitySchemaFactory;
import org.onebusaway.gtfs.csv.schema.FieldMapping;
import org.onebusaway.gtfs.csv.schema.FieldMappingFactory;
import org.onebusaway.gtfs.model.AgencyAndId;

import java.util.Collection;
import java.util.Map;

public class AgencyIdFieldMappingFactory implements FieldMappingFactory {

  public FieldMapping createFieldMapping(EntitySchemaFactory schemaFactory,
      String csvFieldName, String objFieldName, Class objFieldType,
      boolean required) {

    return new FieldMappingImpl(csvFieldName, objFieldName, String.class,
        required);
  }

  private class FieldMappingImpl extends DefaultFieldMapping {

    public FieldMappingImpl(String csvFieldName, String objFieldName,
        Class objFieldType, boolean required) {
      super(csvFieldName, objFieldName, objFieldType, required);
    }

    @Override
    public void getCSVFieldNames(Collection names) {
      names.add(_csvFieldName + "_agencyId");
      names.add(_csvFieldName + "_id");
    }

    @Override
    public void translateFromObjectToCSV(CsvEntityContext context,
        BeanWrapper object, Map csvValues) {
      AgencyAndId id = (AgencyAndId) object.getPropertyValue(_objFieldName);
      csvValues.put(_csvFieldName + "_agencyId", id.getAgencyId());
      csvValues.put(_csvFieldName + "_id", id.getId());
    }

    @Override
    public void translateFromCSVToObject(CsvEntityContext context,
        Map csvValues, BeanWrapper object) {

      String agencyId = (String) csvValues.get(_csvFieldName + "_agencyId");
      String id = (String) csvValues.get(_csvFieldName + "_id");
      AgencyAndId agencyAndId = new AgencyAndId(agencyId, id);
      object.setPropertyValue(_objFieldName, agencyAndId);
    }
  }
}