Package de.businesscode.bcdui.logging

Class PageSqlLogger

java.lang.Object

de.businesscode.bcdui.toolbox.AWorkerQueue<T>

de.businesscode.bcdui.logging.PageSqlLogger

public final class PageSqlLogger
extends AWorkerQueue<T>

logs PageSqlLogger.LogRecord into database, binding set used is bcd_log_page, this class is not intended to be customized or extended in projects. The existence of the binding-set enables this logger automatically.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	PageSqlLogger.LogRecord	the result to log into database

Field Summary

Fields inherited from class de.businesscode.bcdui.toolbox.AWorkerQueue

DEFAULT_MAX_QUEUE_SIZE, log

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	PageSqlLogger()

Method Summary

Modifier and Type	Method	Description
protected java.lang.Object[][]	convertData(java.util.Collection<PageSqlLogger.LogRecord> records)	processes given collection of type to dimensional object array to be consumed by batch SQL
protected int[]	executeStatement(java.lang.Object[][] params)	executes statement with raw parameters and returns number of updated rows
protected javax.sql.DataSource	getDataSource()
static PageSqlLogger	getInstance()
protected java.lang.String	getSqlTemplate()
boolean	isEnabled()	as SQL logger we are depended on Bindings, which in turn use classes using us, so we dont participate in Binding bootstrap process
protected void	processObjects(java.util.Collection<T> records)	implement the method to process the objects polled from queue (FIFO)

Methods inherited from class de.businesscode.bcdui.toolbox.AWorkerQueue

enqueue, onIdle, process, process, shutdownQueues

Methods inherited from class java.lang.Object

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

Constructor Detail

PageSqlLogger

protected PageSqlLogger()

Method Detail

getInstance

public static PageSqlLogger getInstance()

getSqlTemplate

protected java.lang.String getSqlTemplate()

Returns:

SQL template for inserts (prepared statement compatible to process batch updates) this sql template is not intended to change and is cached so this function is called only once

convertData

protected java.lang.Object[][] convertData(java.util.Collection<PageSqlLogger.LogRecord> records)

processes given collection of type to dimensional object array to be consumed by batch SQL

Parameters:

records -

Returns:

isEnabled

public boolean isEnabled()

as SQL logger we are depended on Bindings, which in turn use classes using us, so we dont participate in Binding bootstrap process

Returns:

processObjects

protected void processObjects(java.util.Collection<T> records)

Description copied from class: AWorkerQueue

implement the method to process the objects polled from queue (FIFO)

Specified by:

processObjects in class AWorkerQueue<T>

Parameters:

records - to process

executeStatement

protected int[] executeStatement(java.lang.Object[][] params)
                          throws java.sql.SQLException

executes statement with raw parameters and returns number of updated rows

Parameters:

params -

Returns:

The number of rows updated per statement

Throws:

java.sql.SQLException

getDataSource

protected javax.sql.DataSource getDataSource()

Returns:

a datasource as referenced by the binding-set or the default datasource

Throws:

java.lang.RuntimeException - in case datasource name discovery via Bindings takes place whilst Bindings has not initialized yet.