Class GetACARSPurge

java.lang.Object

org.deltava.dao.DAO

org.deltava.dao.GetACARSData

org.deltava.dao.GetACARSPurge

public class GetACARSPurge
extends GetACARSData

A Data Access Object used to get information for purging the ACARS data tables.

Since:

3.2

Version:

10.1

Author:

Luke

Field Summary

Fields inherited from class DAO

_queryMax, _queryStart, _queryTimeout, WGS84_SRID

Modifier and Type	Field	Description
protected int	_queryMax	The maximum number of rows to return.
protected int	_queryStart	The row number at which to start returning results.
protected int	_queryTimeout	The query timeout, in seconds.
protected static final int	WGS84_SRID	The SRID used for geolocation queries.

Constructor Summary

Constructors

Constructor	Description
GetACARSPurge(Connection c)	Initializes the Data Access Object.

Method Summary

Modifier and Type	Method	Description
Collection<Integer>	getPositionFlightIDs(int hours)	Retrieves Flight IDs for position entries older than a particular number of hours.
List<FlightInfo>	getUnreportedFlights(int cutoff)	Returns all Flight Information entries without an associated Flight Report.
Collection<Integer>	getUnsynchedACARSFlights()	Returns the IDs of all ACARS flights marked as archived with unarchived position entries.
Collection<Integer>	getUnsynchedXACARSFlights()	Returns the IDs of all ACARS flights marked as archived with unarchived position entries.

Methods inherited from class GetACARSData

executeConnectionInfo, executeFlightInfo, getArchiveInfo, getConnection, getInfo, getLandingRunway, getRoute, getTakeoffLanding, getTerminalRoutes

Modifier and Type	Method	Description
protected static List<ConnectionEntry>	executeConnectionInfo(PreparedStatement ps)	Helper method to parse Connection result sets.
protected static List<FlightInfo>	executeFlightInfo(PreparedStatement ps)	Helper method to parse Flight Info result sets.
ArchiveMetadata	getArchiveInfo(int flightID)	Retrieves position archive metadata about a flight.
ConnectionEntry	getConnection(long conID)	Returns information about a particular ACARS connection.
FlightInfo	getInfo(int flightID)	Returns information about a particular ACARS flight.
RunwayDistance	getLandingRunway(int flightID)	Returns landing runway distance for a particular flight.
String	getRoute(int flightID)	Returns the filed route for a particular ACARS flight.
List<ACARSRouteEntry>	getTakeoffLanding(int flightID)	Retrieves the takeoff and landing coordinates for a particular flight.
protected Map<TerminalRoute.Type, TerminalRoute>	getTerminalRoutes(int id)	Loads the Terminal Routes used on a particular ACARS flight.

Methods inherited from class DAO

commitTransaction, createTimestamp, executeIDs, executeUpdate, executeUpdate, expandDate, formatDBName, formatLocation, getNewID, getQueryCount, prepare, prepareWithoutLimits, rollbackTransaction, setQueryMax, setQueryStart, setQueryTimeout, startTransaction, toID, toID, toInstant

Modifier and Type	Method	Description
protected void	commitTransaction()	Commits a multi-step transaction to the database.
protected static Timestamp	createTimestamp(Instant i)	Null-safe conversion of an Instant to a Timestamp.
protected static List<Integer>	executeIDs(PreparedStatement ps)	Helper method to extract database ID data from the result set.
protected static int	executeUpdate(PreparedStatement ps, int minUpdateCount)	Executes an UPDATE transaction on a prepared statement, and throws a SQLExceptionif less than the expected number of rows were updated.
protected static int	executeUpdate(PreparedStatement ps, int minPerUpdate, int minTotal)	Executes an batched UPDATE transaction on a prepared statement, and throws a SQLExceptionif less than the expected number of rows were updated per batch entry.
protected static Instant	expandDate(Date dt)	Converts a date-only JDBC value into a full timestamp.
protected static String	formatDBName(String db)	Formats a database name by converting to lowercase.
protected static String	formatLocation(GeoLocation loc)	Converts a geographic location into a MySQL WKT formatted point.
protected int	getNewID()	Returns the AUTO_INC column value generated by the previous JDBC transaction.
static final long	getQueryCount()	Returns the total number of queries executed since the JVM was started.
protected PreparedStatement	prepare(String sql)	Initialize the prepared statement with an arbitrary SQL statement.
protected PreparedStatement	prepareWithoutLimits(String sql)	Initialize the prepared statement with an abitrary SQL statement, without applying the DAO's query result limitations.
protected void	rollbackTransaction()	Rolls back a multi-step transaction before it is completed.
final void	setQueryMax(int maxRows)	Sets the maximum number of rows in the returned result set.
final void	setQueryStart(int rowStart)	Sets the first row of the results to return.
void	setQueryTimeout(int timeout)	Sets the timeout for any SQL operations.
protected void	startTransaction()	Marks the start of a multi-step database transaction.
protected static Integer	toID(Object o)	Converts a Database bean or an Integer into an Integer.
protected static Collection<Integer>	toID(Collection<?> ids)	Converts a collection of Objects into Integer IDs.
protected static Instant	toInstant(Timestamp dt)	Null-safe conversion of a Timestamp to an Instant.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

GetACARSPurge

public GetACARSPurge(Connection c)

Initializes the Data Access Object.

Parameters:

c - the JDBC connection to use

Method Details

getUnreportedFlights

public List<FlightInfo> getUnreportedFlights(int cutoff)
                                      throws DAOException

Returns all Flight Information entries without an associated Flight Report. A cutoff interval is provided to prevent the accidental inclusion of flights still in progress.

Parameters:

cutoff - the cutoff interval for flight entries, in hours

Returns:

a List of InfoEntry beans sorted by date

Throws:

DAOException - if a JDBC error occurs

getPositionFlightIDs

public Collection<Integer> getPositionFlightIDs(int hours)
                                         throws DAOException

Retrieves Flight IDs for position entries older than a particular number of hours.

Parameters:

hours - the number of hours

Returns:

a Collection of ACARS Flight IDs

Throws:

DAOException - if a JDBC error occurs

getUnsynchedACARSFlights

public Collection<Integer> getUnsynchedACARSFlights()
                                             throws DAOException

Returns the IDs of all ACARS flights marked as archived with unarchived position entries.

Returns:

a Collection of flight IDs

Throws:

DAOException - if a JDBC error occurs

getUnsynchedXACARSFlights

public Collection<Integer> getUnsynchedXACARSFlights()
                                              throws DAOException

Returns the IDs of all ACARS flights marked as archived with unarchived position entries.

Returns:

a Collection of flight IDs

Throws:

DAOException - if a JDBC error occurs