com.dpslink.flash.db.util

Class SyncProductsTask

java.lang.Object

com.dpslink.flash.db.util.DBUTask

com.dpslink.flash.db.util.SyncProductsTask

All Implemented Interfaces:

DBUInterface, java.io.Serializable, java.lang.Runnable

public class SyncProductsTask
extends DBUTask

Handles the synchronization of product information with the backend ERP system. Allows for all products to be synchronized in a background thread.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SyncProductsTask.SyncLogWriter An inner class for persisting events to a log file and for sending alert email messages when a configured severity level occurs.

Field Summary

Fields

Modifier and Type	Field and Description
private static java.lang.Thread	cvThread The thread running the product synchronization task.
private int	ivErrRecords The number of records where an error or warning occurred.
private int	ivPriceChanged The number of records where retail price was changed.
private IProductInformation	ivProductInfo A reference to the Product Information Interface object.
private int	ivQty2Changed The number of records where available qty2 was changed.
private int	ivQtyChanged The number of records where available qty was changed.
private static long	serialVersionUID The class' serialization version id.

Fields inherited from class com.dpslink.flash.db.util.DBUTask

ivContext

Constructor Summary

Constructors

Constructor and Description
SyncProductsTask() Constructs a new instance of the product synchronization task with a null servlet or thread context.

Method Summary

Modifier and Type	Method and Description
static boolean	isRunning() Answers if the task is currently running.
java.lang.Object[]	resultSetToObjectArray(java.sql.ResultSet rs) Returns an object array of values from the given result set of database records.
void	run() Runs the product synchronization task.
protected boolean	synchronize(java.util.ArrayList<java.lang.Object[]> productList) Updates a collection of Flash products with information from the backend ERP system.
boolean	valuesChanged(java.lang.Object[] values) Answers if the given product values array containes any changed fields by comparing "old" values (index 6, 7, 8) with "new" values (index 2, 3, 4).

Methods inherited from class com.dpslink.flash.db.util.DBUTask

getContext, setContext

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

private static final long serialVersionUID

The class' serialization version id.

See Also:

Constant Field Values

cvThread

private static java.lang.Thread cvThread

The thread running the product synchronization task.

ivProductInfo

private IProductInformation ivProductInfo

A reference to the Product Information Interface object.

ivQtyChanged

private int ivQtyChanged

The number of records where available qty was changed.

ivQty2Changed

private int ivQty2Changed

The number of records where available qty2 was changed.

ivPriceChanged

private int ivPriceChanged

The number of records where retail price was changed.

ivErrRecords

private int ivErrRecords

The number of records where an error or warning occurred.

Constructor Detail

SyncProductsTask

public SyncProductsTask()

Constructs a new instance of the product synchronization task with a null servlet or thread context.

A CONTEXT MUST BE SET BEFORE INVOKING ANY OTHER METHODS.

.

Method Detail

run

public void run()

Runs the product synchronization task. Invoked by the Runnable interface.

isRunning

public static boolean isRunning()

Answers if the task is currently running.

Returns:

boolean - true if the task is currently running, otherwise false.

resultSetToObjectArray

public java.lang.Object[] resultSetToObjectArray(java.sql.ResultSet rs)
                                          throws java.sql.SQLException

Returns an object array of values from the given result set of database records.

Parameters:

rs - (ResultSet) The result set containing the database record from which the values are to be obtained.

Returns:

Object[] - The values obtained from the result set.

Throws:

java.sql.SQLException - - if an error occurs while processing the result set.

synchronize

protected boolean synchronize(java.util.ArrayList<java.lang.Object[]> productList)
                       throws java.lang.Exception

Updates a collection of Flash products with information from the backend ERP system.

Parameters:

productList - (ArrayList) The Flash products to update.

Returns:

boolean - true if the updates are successful, otherwise false.

Throws:

java.lang.Exception - - if an error occurs while performing the updates.

valuesChanged

public boolean valuesChanged(java.lang.Object[] values)

Answers if the given product values array containes any changed fields by comparing "old" values (index 6, 7, 8) with "new" values (index 2, 3, 4).

Parameters:

values - (Object[]) The product values array to check.

Returns:

boolean - true if changed values were found, otherwise false.