Class EliteDAO

java.lang.Object

org.deltava.dao.DAO

org.deltava.dao.EliteDAO

Direct Known Subclasses:

GetElite, GetEliteStatistics, SetElite

abstract class EliteDAO
extends DAO

A Data Access Object to read Elite program definitions.

Since:

9.2

Version:

11.5

Author:

Luke

Field Summary

Fields

Modifier and Type	Field	Description
protected static final Cache<EliteLifetimeStatus>	_lstCache	The Elite lifetime status cache.
protected static final Cache<EliteLevel>	_lvlCache	The EliteLevel cache.
protected static final Cache<EliteStatus>	_stCache	The Elite status cache.

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

Modifier	Constructor	Description
protected	EliteDAO(Connection c)	Initializes the Data Access Object.

Method Summary

Modifier and Type	Method	Description
protected static List<EliteLevel>	executeLevel(PreparedStatement ps)	Helper method to parse Elite level result sets.
protected static List<EliteLifetime>	executeLifetime(PreparedStatement ps)	Helper method to process Elite lifetime level result sets.
EliteLevel	get(String name, int year, String dbName)	Returns an Elite status level for a particular year.
EliteLifetime	getLifetime(String code, String dbName)	Returns a lifetime Elite status level.
protected void	populateLevels(Collection<? extends EliteLevelBean> data)	Helper method to populate EliteLevel beans.

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

Field Details

_lvlCache

protected static final Cache<EliteLevel> _lvlCache

The EliteLevel cache.

_stCache

protected static final Cache<EliteStatus> _stCache

The Elite status cache.

_lstCache

protected static final Cache<EliteLifetimeStatus> _lstCache

The Elite lifetime status cache.

Constructor Details

EliteDAO

protected EliteDAO(Connection c)

Initializes the Data Access Object.

Parameters:

c - the JDBC connection to use

Method Details

get

public EliteLevel get(String name,
 int year,
 String dbName)
               throws DAOException

Returns an Elite status level for a particular year.

Parameters:

name - the level name

year - the year

dbName - the database name

Returns:

an EliteLevel, or null if not found

Throws:

DAOException - if a JDBC error occurs

getLifetime

public EliteLifetime getLifetime(String code,
 String dbName)
                          throws DAOException

Returns a lifetime Elite status level.

Parameters:

code - the level code

dbName - the database name

Returns:

an EliteLifetime, or null if not found

Throws:

DAOException - if a JDBC error occurs

executeLevel

protected static List<EliteLevel> executeLevel(PreparedStatement ps)
                                        throws SQLException

Helper method to parse Elite level result sets.

Parameters:

ps - the PreparedStatement to execute

Returns:

a List of EliteLevel beans

Throws:

SQLException - if a JDBC error occurs

executeLifetime

protected static List<EliteLifetime> executeLifetime(PreparedStatement ps)
                                              throws SQLException

Helper method to process Elite lifetime level result sets.

Parameters:

ps - the PreparedStatement to execute

Returns:

a List of EliteLifetime beans

Throws:

SQLException - if a JDBC error occurs

populateLevels

protected void populateLevels(Collection<? extends EliteLevelBean> data)
                       throws DAOException

Helper method to populate EliteLevel beans.

Parameters:

data - a Collection of EliteLeveBeans

Throws:

DAOException - if a JDBC error occurs