package in.partake.model.dao.postgres9.impl;
import org.codehaus.jackson.node.ObjectNode;
import in.partake.base.TimeUtil;
import in.partake.model.dao.DAOException;
import in.partake.model.dao.DataIterator;
import in.partake.model.dao.MapperDataIterator;
import in.partake.model.dao.PartakeConnection;
import in.partake.model.dao.access.IEventFeedAccess;
import in.partake.model.dao.postgres9.Postgres9Connection;
import in.partake.model.dao.postgres9.Postgres9Dao;
import in.partake.model.dao.postgres9.Postgres9Entity;
import in.partake.model.dao.postgres9.Postgres9EntityDao;
import in.partake.model.dao.postgres9.Postgres9EntityDataMapper;
import in.partake.model.dao.postgres9.Postgres9IndexDao;
import in.partake.model.dto.EventFeed;
class EntityEventFeedMapper extends Postgres9EntityDataMapper<EventFeed> {
public EventFeed map(ObjectNode obj) {
return new EventFeed(obj).freeze();
}
}
public class Postgres9EventFeedDao extends Postgres9Dao implements IEventFeedAccess {
static final String ENTITY_TABLE_NAME = "EventFeedEntities";
static final String INDEX_TABLE_NAME = "EventFeedIndex";
static final int CURRENT_VERSION = 1;
private final Postgres9EntityDao entityDao;
private final Postgres9IndexDao indexDao;
private final EntityEventFeedMapper mapper;
public Postgres9EventFeedDao() {
this.entityDao = new Postgres9EntityDao(ENTITY_TABLE_NAME);
this.indexDao = new Postgres9IndexDao(INDEX_TABLE_NAME);
this.mapper = new EntityEventFeedMapper();
}
@Override
public void initialize(PartakeConnection con) throws DAOException {
Postgres9Connection pcon = (Postgres9Connection) con;
entityDao.initialize(pcon);
if (!existsTable(pcon, INDEX_TABLE_NAME)) {
indexDao.createIndexTable(pcon, "CREATE TABLE " + INDEX_TABLE_NAME + "(id TEXT PRIMARY KEY, eventId TEXT NOT NULL)");
indexDao.createIndex(pcon, "CREATE UNIQUE INDEX " + INDEX_TABLE_NAME + "EventId" + " ON " + INDEX_TABLE_NAME + "(eventId)");
}
}
@Override
public void truncate(PartakeConnection con) throws DAOException {
entityDao.truncate((Postgres9Connection) con);
indexDao.truncate((Postgres9Connection) con);
}
@Override
public void put(PartakeConnection con, EventFeed linkage) throws DAOException {
Postgres9Connection pcon = (Postgres9Connection) con;
Postgres9Entity entity = new Postgres9Entity(linkage.getId(), CURRENT_VERSION, linkage.toJSON().toString().getBytes(UTF8), null, TimeUtil.getCurrentDateTime());
if (entityDao.exists(pcon, linkage.getId()))
entityDao.update(pcon, entity);
else
entityDao.insert(pcon, entity);
indexDao.put(pcon, new String[] { "id", "eventId" } , new Object[] { linkage.getId(), linkage.getEventId() });
}
@Override
public EventFeed find(PartakeConnection con, String id) throws DAOException {
return mapper.map(entityDao.find((Postgres9Connection) con, id));
}
@Override
public boolean exists(PartakeConnection con, String id) throws DAOException {
return entityDao.exists((Postgres9Connection) con, id);
}
@Override
public void remove(PartakeConnection con, String id) throws DAOException {
Postgres9Connection pcon = (Postgres9Connection) con;
entityDao.remove(pcon, id);
indexDao.remove(pcon, "id", id);
}
@Override
public DataIterator<EventFeed> getIterator(PartakeConnection con) throws DAOException {
return new MapperDataIterator<Postgres9Entity, EventFeed>(mapper, entityDao.getIterator((Postgres9Connection) con));
}
@Override
public String getFreshId(PartakeConnection con) throws DAOException {
return entityDao.getFreshId((Postgres9Connection) con);
}
@Override
public String findByEventId(PartakeConnection con, String eventId) throws DAOException {
return indexDao.find((Postgres9Connection) con, "id", "eventId", eventId);
}
@Override
public int count(PartakeConnection con) throws DAOException {
return entityDao.count((Postgres9Connection) con);
}
}