org.gcube.portlets.user.tdw.datasource.jdbc

Class JDBCDataSource

java.lang.Object

org.gcube.portlets.user.tdw.datasource.jdbc.JDBCDataSource

All Implemented Interfaces:

org.gcube.portlets.user.tdw.server.datasource.DataSource

public class JDBCDataSource
extends Object
implements org.gcube.portlets.user.tdw.server.datasource.DataSource

Author:

"Giancarlo Panichi" g.panichi@isti.cnr.it

Field Summary

Fields

Modifier and Type	Field and Description
protected org.gcube.portlets.user.tdw.shared.model.ColumnDefinition	autogeneratePrimaryColumn
protected Connection	connection
protected String	dataSourceFactoryId
protected SQLDialect	dialect
static String	JSON_OFFSET_FIELD
static String	JSON_ROWS_FIELD
static String	JSON_TOTAL_LENGTH_FIELD
protected org.gcube.portlets.user.tdw.server.datasource.util.TableJSonBuilder	jsonBuilder
protected org.slf4j.Logger	logger
protected Map<String,PreparedStatement>	preparedStatementCache
protected org.gcube.portlets.user.tdw.shared.model.TableDefinition	tableDefinition
protected String	tableName
protected int	tableSize

Constructor Summary

Constructors

Constructor and Description
JDBCDataSource(String dataSourceFactoryId, Connection connection, String tableName)
JDBCDataSource(String dataSourceFactoryId, Connection connection, String tableName, SQLDialect dialect)
JDBCDataSource(String dataSourceFactoryId, String jdbcConnectionUrl, String tableName)

Method Summary

Methods

Modifier and Type	Method and Description
protected int	calculateTableSize()
void	close() Close this DataSource releasing all the allocated resources.
static JDBCDataSource	createJDBCDataSource(String dataSourceFactoryId, Connection connection, String tableName)
static JDBCDataSource	createJDBCDataSource(String dataSourceFactoryId, Connection connection, String tableName, SQLDialect dialect)
static JDBCDataSource	createJDBCDataSource(String dataSourceFactoryId, String jdbcConnectionUrl, String tableName)
static JDBCDataSource	createJDBCDataSource(String dataSourceFactoryId, String jdbcConnectionUrl, String tableName, SQLDialect dialect)
protected org.gcube.portlets.user.tdw.shared.model.ColumnDefinition	createPrimaryKeyColumn(List<org.gcube.portlets.user.tdw.shared.model.ColumnDefinition> columns)
protected org.gcube.portlets.user.tdw.shared.model.TableDefinition	extractTableDefinition()
protected org.gcube.portlets.user.tdw.server.datasource.util.TableJSonBuilder	getBuilder()
protected org.gcube.portlets.user.tdw.shared.model.ColumnDefinition	getColumnDefinition(ResultSet columns)
protected List<org.gcube.portlets.user.tdw.shared.model.ColumnDefinition>	getColumnDefinitions()
String	getDataAsJSon(int start, int limit, String sortingColumn, org.gcube.portlets.user.tdw.server.datasource.Direction direction)
String	getDataSourceFactoryId()
protected String	getJSon(ResultSet resultSet, int start)
protected PreparedStatement	getPreparedStatement(String sortingColumn, org.gcube.portlets.user.tdw.server.datasource.Direction sortingDirection, int start, int limit)
protected String	getPrimaryKey()
org.gcube.portlets.user.tdw.shared.model.TableDefinition	getTableDefinition()
protected int	getTableSize()
protected org.gcube.portlets.user.tdw.shared.model.ValueType	getValueType(int sqlType)

Methods inherited from class java.lang.Object

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

Field Detail

JSON_ROWS_FIELD

public static final String JSON_ROWS_FIELD

See Also:

Constant Field Values

JSON_TOTAL_LENGTH_FIELD

public static final String JSON_TOTAL_LENGTH_FIELD

See Also:

Constant Field Values

JSON_OFFSET_FIELD

public static final String JSON_OFFSET_FIELD

See Also:

Constant Field Values

logger

protected org.slf4j.Logger logger

dataSourceFactoryId

protected String dataSourceFactoryId

connection

protected Connection connection

dialect

protected SQLDialect dialect

tableName

protected String tableName

tableDefinition

protected org.gcube.portlets.user.tdw.shared.model.TableDefinition tableDefinition

tableSize

protected int tableSize

preparedStatementCache

protected Map<String,PreparedStatement> preparedStatementCache

autogeneratePrimaryColumn

protected org.gcube.portlets.user.tdw.shared.model.ColumnDefinition autogeneratePrimaryColumn

jsonBuilder

protected org.gcube.portlets.user.tdw.server.datasource.util.TableJSonBuilder jsonBuilder

Constructor Detail

JDBCDataSource

public JDBCDataSource(String dataSourceFactoryId,
              Connection connection,
              String tableName,
              SQLDialect dialect)

JDBCDataSource

public JDBCDataSource(String dataSourceFactoryId,
              Connection connection,
              String tableName)
               throws org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Parameters:

dataSourceFactoryId -

connection -

tableName -

Throws:

org.gcube.portlets.user.tdw.server.datasource.DataSourceException

JDBCDataSource

public JDBCDataSource(String dataSourceFactoryId,
              String jdbcConnectionUrl,
              String tableName)
               throws org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Parameters:

dataSourceFactoryId -

jdbcConnectionUrl -

tableName -

Throws:

org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Method Detail

createJDBCDataSource

public static JDBCDataSource createJDBCDataSource(String dataSourceFactoryId,
                                  Connection connection,
                                  String tableName,
                                  SQLDialect dialect)

createJDBCDataSource

public static JDBCDataSource createJDBCDataSource(String dataSourceFactoryId,
                                  Connection connection,
                                  String tableName)
                                           throws org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Throws:

org.gcube.portlets.user.tdw.server.datasource.DataSourceException

createJDBCDataSource

public static JDBCDataSource createJDBCDataSource(String dataSourceFactoryId,
                                  String jdbcConnectionUrl,
                                  String tableName)
                                           throws org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Throws:

org.gcube.portlets.user.tdw.server.datasource.DataSourceException

createJDBCDataSource

public static JDBCDataSource createJDBCDataSource(String dataSourceFactoryId,
                                  String jdbcConnectionUrl,
                                  String tableName,
                                  SQLDialect dialect)
                                           throws org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Throws:

org.gcube.portlets.user.tdw.server.datasource.DataSourceException

getDataSourceFactoryId

public String getDataSourceFactoryId()

Specified by:

getDataSourceFactoryId in interface org.gcube.portlets.user.tdw.server.datasource.DataSource

close

public void close()
           throws org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Close this DataSource releasing all the allocated resources.

Throws:

org.gcube.portlets.user.tdw.server.datasource.DataSourceException

getTableDefinition

public org.gcube.portlets.user.tdw.shared.model.TableDefinition getTableDefinition()
                                                                            throws org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Specified by:

getTableDefinition in interface org.gcube.portlets.user.tdw.server.datasource.DataSource

Throws:

org.gcube.portlets.user.tdw.server.datasource.DataSourceException

extractTableDefinition

protected org.gcube.portlets.user.tdw.shared.model.TableDefinition extractTableDefinition()
                                                                                   throws org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Throws:

org.gcube.portlets.user.tdw.server.datasource.DataSourceException

getColumnDefinitions

protected List<org.gcube.portlets.user.tdw.shared.model.ColumnDefinition> getColumnDefinitions()
                                                                                        throws SQLException,
                                                                                               org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Throws:

SQLException

org.gcube.portlets.user.tdw.server.datasource.DataSourceException

getColumnDefinition

protected org.gcube.portlets.user.tdw.shared.model.ColumnDefinition getColumnDefinition(ResultSet columns)
                                                                                 throws SQLException

Throws:

SQLException

getPrimaryKey

protected String getPrimaryKey()
                        throws SQLException,
                               org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Throws:

SQLException

org.gcube.portlets.user.tdw.server.datasource.DataSourceException

createPrimaryKeyColumn

protected org.gcube.portlets.user.tdw.shared.model.ColumnDefinition createPrimaryKeyColumn(List<org.gcube.portlets.user.tdw.shared.model.ColumnDefinition> columns)

getValueType

protected org.gcube.portlets.user.tdw.shared.model.ValueType getValueType(int sqlType)

getDataAsJSon

public String getDataAsJSon(int start,
                   int limit,
                   String sortingColumn,
                   org.gcube.portlets.user.tdw.server.datasource.Direction direction)
                     throws org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Specified by:

getDataAsJSon in interface org.gcube.portlets.user.tdw.server.datasource.DataSource

Throws:

org.gcube.portlets.user.tdw.server.datasource.DataSourceException

getPreparedStatement

protected PreparedStatement getPreparedStatement(String sortingColumn,
                                     org.gcube.portlets.user.tdw.server.datasource.Direction sortingDirection,
                                     int start,
                                     int limit)
                                          throws org.gcube.portlets.user.tdw.server.datasource.DataSourceException,
                                                 SQLException

Throws:

org.gcube.portlets.user.tdw.server.datasource.DataSourceException

SQLException

getJSon

protected String getJSon(ResultSet resultSet,
             int start)
                  throws SQLException,
                         org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Throws:

SQLException

org.gcube.portlets.user.tdw.server.datasource.DataSourceException

getBuilder

protected org.gcube.portlets.user.tdw.server.datasource.util.TableJSonBuilder getBuilder()
                                                                                  throws org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Throws:

org.gcube.portlets.user.tdw.server.datasource.DataSourceException

getTableSize

protected int getTableSize()
                    throws org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Throws:

org.gcube.portlets.user.tdw.server.datasource.DataSourceException

calculateTableSize

protected int calculateTableSize()
                          throws org.gcube.portlets.user.tdw.server.datasource.DataSourceException

Throws:

org.gcube.portlets.user.tdw.server.datasource.DataSourceException