edu.ucar.unidata.wmotables.repository

Class JdbcTableDao

java.lang.Object

org.springframework.dao.support.DaoSupport

org.springframework.jdbc.core.support.JdbcDaoSupport

edu.ucar.unidata.wmotables.repository.JdbcTableDao

All Implemented Interfaces:

TableDao, org.springframework.beans.factory.InitializingBean

public class JdbcTableDao
extends org.springframework.jdbc.core.support.JdbcDaoSupport
implements TableDao

The TableDao implementation. Persistence mechanism is a database.

Field Summary

Fields inherited from class org.springframework.dao.support.DaoSupport

logger

Constructor Summary

Constructors

Constructor and Description
JdbcTableDao()

Method Summary

Methods

Modifier and Type	Method and Description
void	createTable(Table table) Creates a new table.
int	getTableCount() Queries the persistence mechanism and returns the number of tables.
int	getTableCount(int userId) Queries the persistence mechanism and returns the number of tables owned by a user.
List<Table>	getTableList() Requests a List of ALL tables from the persistence mechanism.
List<Table>	getTableList(int userId) Requests a List of tables owned by a particular user from the persistence mechanism.
Table	lookupTable(int tableId) Looks up and retrieves a table from the database using the table id.
Table	lookupTable(String checksum) Looks up and retrieves a table from the persistence mechanism using the checksum value.
void	toggleTableVisibility(Table table) Toggles the table's visiblity attribute to in the persistence mechanism.
void	updateTable(Table table) Saves changes made to an existing table.

Methods inherited from class org.springframework.jdbc.core.support.JdbcDaoSupport

checkDaoConfig, createJdbcTemplate, getConnection, getDataSource, getExceptionTranslator, getJdbcTemplate, initTemplateConfig, releaseConnection, setDataSource, setJdbcTemplate

Methods inherited from class org.springframework.dao.support.DaoSupport

afterPropertiesSet, initDao

Methods inherited from class java.lang.Object

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

Constructor Detail

JdbcTableDao

public JdbcTableDao()

Method Detail

lookupTable

public Table lookupTable(int tableId)

Looks up and retrieves a table from the database using the table id.

Specified by:

lookupTable in interface TableDao

Parameters:

tableId - The id of the table we are trying to locate (will be unique for each table).

Returns:

The table represented as a Table object.

Throws:

org.springframework.dao.RecoverableDataAccessException - If unable to lookup table with the given table id.

lookupTable

public Table lookupTable(String checksum)

Looks up and retrieves a table from the persistence mechanism using the checksum value.

Specified by:

lookupTable in interface TableDao

Parameters:

checksum - The checksum of the table we are trying to locate (will be unique for each table).

Returns:

The table represented as a Table object.

Throws:

org.springframework.dao.RecoverableDataAccessException - If unable to lookup table with the given table checksum.

getTableList

public List<Table> getTableList()

Requests a List of ALL tables from the persistence mechanism.

Specified by:

getTableList in interface TableDao

Returns:

A List of tables.

getTableList

public List<Table> getTableList(int userId)

Requests a List of tables owned by a particular user from the persistence mechanism.

Specified by:

getTableList in interface TableDao

Parameters:

userId - The id of the user what owns the tables.

Returns:

A List of tables.

getTableCount

public int getTableCount()

Queries the persistence mechanism and returns the number of tables.

Specified by:

getTableCount in interface TableDao

Returns:

The total number of tables as an int.

getTableCount

public int getTableCount(int userId)

Queries the persistence mechanism and returns the number of tables owned by a user.

Specified by:

getTableCount in interface TableDao

Parameters:

userId - The id of the user that owns the tables.

Returns:

The total number of tables as an int.

toggleTableVisibility

public void toggleTableVisibility(Table table)

Toggles the table's visiblity attribute to in the persistence mechanism.

Specified by:

toggleTableVisibility in interface TableDao

Parameters:

tableId - The ID of the table in the persistence mechanism.

Throws:

org.springframework.dao.RecoverableDataAccessException - If unable to find the table to toggle.

createTable

public void createTable(Table table)

Creates a new table.

Specified by:

createTable in interface TableDao

Parameters:

table - The table to be created.

Throws:

org.springframework.dao.RecoverableDataAccessException - If the table we are trying to create already exists.

updateTable

public void updateTable(Table table)

Saves changes made to an existing table.

Specified by:

updateTable in interface TableDao

Parameters:

table - The existing table with changes that needs to be saved.

Throws:

org.springframework.dao.RecoverableDataAccessException - If unable to find the table to update.