/**
* Find the record with the specified primary keys
*
* @return DataPoint or null if no record is found
*/
public DataPoint find(int id) {
DataPoint rec = new DataPoint();
// Create temp object and look in cache for it
((DataPoint_base) rec).initialize(id);
rec = (DataPoint) GenOrmDataSource.getGenOrmConnection().getCachedRecord(rec.getRecordKey());
java.sql.PreparedStatement genorm_statement = null;
java.sql.ResultSet genorm_rs = null;
if (rec == null) {
try {
// No cached object so look in db
genorm_statement = GenOrmDataSource.prepareStatement(SELECT + FROM + KEY_WHERE);
genorm_statement.setInt(1, id);
s_logger.debug(genorm_statement.toString());
genorm_rs = genorm_statement.executeQuery();
if (genorm_rs.next()) rec = newDataPoint(genorm_rs);
} catch (java.sql.SQLException sqle) {
throw new GenOrmException(sqle);
} finally {
try {
if (genorm_rs != null) genorm_rs.close();
if (genorm_statement != null) genorm_statement.close();
} catch (java.sql.SQLException sqle2) {
throw new GenOrmException(sqle2);
}
}
}
return (rec);
}
/** Creates a new entry with the specified primary keys. */
public DataPoint create(int id) {
DataPoint rec = new DataPoint();
rec.m_isNewRecord = true;
((DataPoint_base) rec).setId(id);
return ((DataPoint) GenOrmDataSource.getGenOrmConnection().getUniqueRecord(rec));
}
/**
* Deletes the record with the specified primary keys. The point of this api is to prevent a hit
* on the db to see if the record is there. This call will add a record to the next transaction
* that is marked for delete.
*
* @return Returns true if the record was previous created and existed either in the transaction
* cache or the db.
*/
public boolean delete(int id) {
boolean ret = false;
DataPoint rec = new DataPoint();
((DataPoint_base) rec).initialize(id);
GenOrmConnection con = GenOrmDataSource.getGenOrmConnection();
DataPoint cachedRec = (DataPoint) con.getCachedRecord(rec.getRecordKey());
if (cachedRec != null) {
ret = true;
cachedRec.delete();
} else {
rec = (DataPoint) con.getUniqueRecord(rec); // This adds the record to the cache
rec.delete();
ret = rec.flush();
rec.setIgnored(true); // So the system does not try to delete it again at commmit
}
return (ret);
}
protected DataPoint newDataPoint(java.sql.ResultSet rs) {
DataPoint rec = new DataPoint();
((DataPoint_base) rec).initialize(rs);
return ((DataPoint) GenOrmDataSource.getGenOrmConnection().getUniqueRecord(rec));
}