Package com.bayesserver.data

Class DatabaseDataReaderCommand

java.lang.Object

com.bayesserver.data.DatabaseDataReaderCommand

All Implemented Interfaces:

DataReaderCommand

public final class DatabaseDataReaderCommand
extends Object
implements DataReaderCommand

Provides a default implementation of DataReaderCommand for reading databases.

Constructor Summary

Constructors

Constructor	Description
DatabaseDataReaderCommand(String connectionUrl, String queryText)	Initializes a new instance of the DatabaseDataReaderCommand class.
DatabaseDataReaderCommand(String connectionUrl, String queryText, int queryTimeout)	Initializes a new instance of the DatabaseDataReaderCommand class.
DatabaseDataReaderCommand(String connectionUrl, String queryText, String user, String password)	Initializes a new instance of the DatabaseDataReaderCommand class.

Method Summary

Modifier and Type	Method	Description
DataReader	executeReader()	Returns an instance of IDataReader.
boolean	getAutoCommit()	Gets the auto commit value to be set on each connection created.
int	getFetchSize()	Gets the fetch size to be set on each statement created.
int	getQueryTimeout()	Gets the timeout to be used when statements are executed.
void	setAutoCommit(boolean value)	Sets the auto commit value to be set on each connection created.
void	setFetchSize(int value)	Sets the fetch size to be set on each statement created.
void	setQueryTimeout(int value)	Sets the timeout to be used when statements are executed.

Methods inherited from class java.lang.Object

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

Constructor Detail

DatabaseDataReaderCommand

public DatabaseDataReaderCommand(String connectionUrl,
                                 String queryText)

Initializes a new instance of the DatabaseDataReaderCommand class.

Parameters:

connectionUrl - The jdbc database connection url.

queryText - The select sql. When temporal data is present any non temporal data must be sorted by the case identifier, and temporal data must be sorted by both the case identifier and time.

DatabaseDataReaderCommand

public DatabaseDataReaderCommand(String connectionUrl,
                                 String queryText,
                                 String user,
                                 String password)

Initializes a new instance of the DatabaseDataReaderCommand class.

Parameters:

connectionUrl - The jdbc database connection url.

queryText - The select sql.

user - The user name.

password - The password for the specified user. When temporal data is present any non temporal data must be sorted by the case identifier, and temporal data must be sorted by both the case identifier and time.

DatabaseDataReaderCommand

public DatabaseDataReaderCommand(String connectionUrl,
                                 String queryText,
                                 int queryTimeout)

Initializes a new instance of the DatabaseDataReaderCommand class.

Parameters:

connectionUrl - The jdbc database connection url.

queryText - The select sql.

queryTimeout - The timeout to set on statements that are executed. When temporal data is present any non temporal data must be sorted by the case identifier, and temporal data must be sorted by both the case identifier and time.

Method Detail

getQueryTimeout

public int getQueryTimeout()

Gets the timeout to be used when statements are executed.

setQueryTimeout

public void setQueryTimeout(int value)

Sets the timeout to be used when statements are executed.

getAutoCommit

public boolean getAutoCommit()

Gets the auto commit value to be set on each connection created.

setAutoCommit

public void setAutoCommit(boolean value)

Sets the auto commit value to be set on each connection created.

getFetchSize

public int getFetchSize()

Gets the fetch size to be set on each statement created.

setFetchSize

public void setFetchSize(int value)

Sets the fetch size to be set on each statement created.

executeReader

public DataReader executeReader()

Returns an instance of IDataReader.

Specified by:

executeReader in interface DataReaderCommand

Returns:

A data reader.