com.dpslink.flash.db.util

Class ImportProductTask

java.lang.Object

com.dpslink.flash.db.util.DBUTask

com.dpslink.flash.db.util.ImportProductTask

All Implemented Interfaces:

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

public class ImportProductTask
extends DBUTask

Handles importing of product data from a batch in a background thread.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private static java.lang.Thread	cvThread The thread running the import product task.
static java.lang.String	ERRORS_SEVERE The value of the "ImportValidation.Errors.Severe" key in properties.
static java.lang.String	ERRORS_WARNING The value of the "ImportValidation.Errors.Warning" key in properties.
private ImportBatch	ivBatch The current batch being processed.
private int	ivMode The current mode being processed.
static int	MODE_IMPORT_BATCH The mode for batch import.
static int	MODE_IMPORT_DELETE The mode for batch delete.
static int	MODE_IMPORT_PENDING The mode for pending product import.
static int	MODE_PENDING_DELETE The mode for pending product delete.
static int	MODE_PENDING_POST The mode for pending product post.
static int	MODE_PENDING_VALIDATE The mode for pending product validate.
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
ImportProductTask() Constructs a new instance of the import batch task with a null servlet or thread context.

Method Summary

Modifier and Type	Method and Description
protected boolean	canPost(PendingProduct pending) Answers if a pending product record can be posted by checking for any severe errors.
protected boolean	deleteBatch() Handles processing for import batch delete requests.
ImportBatch	getBatch() Returns the import batch being processed.
int	getMode() Returns the import mode being processed.
protected boolean	importToBatch() Handles processing for import to batch requests.
protected boolean	importToPending() Handles processing for import to pending product requests.
static boolean	isRunning() Answers if the task is currently running.
private boolean	logError(java.lang.String msgkey, java.lang.String insert) Writes the text for the given error message key and insertion text to the log.
protected boolean	postBatch() Handles processing for pending product batch post requests.
boolean	postRecord(PendingProduct pending, boolean batchmode) Handles processing for pending product record post requests.
void	run() Runs the import batch task.
void	setBatch(ImportBatch batch) Sets the import batch to process.
void	setMode(int mode) Sets the import mode to process.
protected boolean	validateBatch() Handles processing for pending product batch validation requests.
protected boolean	validateBatchResults() Updates the batch with the results of the validation processing.
boolean	validateRecord(PendingProduct pending, boolean post) Handles processing for pending product record validation requests.

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 import product task.

MODE_IMPORT_BATCH

public static final int MODE_IMPORT_BATCH

The mode for batch import.

See Also:

Constant Field Values

MODE_IMPORT_PENDING

public static final int MODE_IMPORT_PENDING

The mode for pending product import.

See Also:

Constant Field Values

MODE_IMPORT_DELETE

public static final int MODE_IMPORT_DELETE

The mode for batch delete.

See Also:

Constant Field Values

MODE_PENDING_VALIDATE

public static final int MODE_PENDING_VALIDATE

The mode for pending product validate.

See Also:

Constant Field Values

MODE_PENDING_POST

public static final int MODE_PENDING_POST

The mode for pending product post.

See Also:

Constant Field Values

MODE_PENDING_DELETE

public static final int MODE_PENDING_DELETE

The mode for pending product delete.

See Also:

Constant Field Values

ERRORS_WARNING

public static final java.lang.String ERRORS_WARNING

The value of the "ImportValidation.Errors.Warning" key in properties. This value is used to determine which pending product errors are classified as warning errors.

ERRORS_SEVERE

public static final java.lang.String ERRORS_SEVERE

The value of the "ImportValidation.Errors.Severe" key in properties. This value is used to determine which pending product errors are classified as severe errors.

ivMode

private int ivMode

The current mode being processed.

ivBatch

private ImportBatch ivBatch

The current batch being processed.

Constructor Detail

ImportProductTask

public ImportProductTask()

Constructs a new instance of the import batch 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 import batch 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.

getMode

public int getMode()

Returns the import mode being processed.

Returns:

int - The mode being processed.

setMode

public void setMode(int mode)

Sets the import mode to process.

Parameters:

mode - (int) The mode to process.

getBatch

public ImportBatch getBatch()

Returns the import batch being processed.

Returns:

String - The batch being processed.

setBatch

public void setBatch(ImportBatch batch)

Sets the import batch to process.

Parameters:

batch - (ImportBatch) The batch to process.

deleteBatch

protected boolean deleteBatch()
                       throws java.lang.Exception

Handles processing for import batch delete requests.

Returns:

boolean - true if the processing successfully completes, otherwise false.

Throws:

java.lang.Exception - - if an error occurrs during processing.

importToBatch

protected boolean importToBatch()
                         throws java.lang.Exception

Handles processing for import to batch requests.

Returns:

boolean - true if the processing successfully completes, otherwise false.

Throws:

java.lang.Exception - - if an error occurrs during processing.

importToPending

protected boolean importToPending()
                           throws java.lang.Exception

Handles processing for import to pending product requests.

Returns:

boolean - true if the processing successfully completes, otherwise false.

Throws:

java.lang.Exception - - if an error occurrs during processing.

validateBatch

protected boolean validateBatch()
                         throws java.lang.Exception

Handles processing for pending product batch validation requests.

Returns:

boolean - true if the processing successfully completes, otherwise false.

Throws:

java.lang.Exception - - if an error occurrs during processing.

validateBatchResults

protected boolean validateBatchResults()
                                throws java.lang.Exception

Updates the batch with the results of the validation processing.

Returns:

boolean - true if the results are successfully updated, otherwise false.

Throws:

java.lang.Exception - - if an error occurrs during processing.

validateRecord

public boolean validateRecord(PendingProduct pending,
                              boolean post)

Handles processing for pending product record validation requests.

Parameters:

pending - (PendingProduct) The pending product to be validated.

post - (boolean) true if the record is to be posted after the validation sucessfully completes, otherwise false. Always false when running in batch mode (batch mode posting is run after all records have been validated).

Returns:

boolean - true if the validation is successful, otherwise false.

postBatch

protected boolean postBatch()
                     throws java.lang.Exception

Handles processing for pending product batch post requests.

Returns:

boolean - true if the processing successfully completes, otherwise false.

Throws:

java.lang.Exception - - if an error occurrs during processing.

postRecord

public boolean postRecord(PendingProduct pending,
                          boolean batchmode)

Handles processing for pending product record post requests.

Parameters:

pending - (PendingProduct) The pending product to be posted.

batchmode - (boolean) true if the processor is running in batch mode, otherwise false. Controls whether the pending product is physically deleted from the pending product table, or simply updated with the delete status.

Returns:

boolean - true if the posting is successful, otherwise false.

canPost

protected boolean canPost(PendingProduct pending)

Answers if a pending product record can be posted by checking for any severe errors.

Parameters:

pending - (PendingProduct) The pending product to be posted.

Returns:

boolean - true if the pending product can be posted, otherwise false.

logError

private boolean logError(java.lang.String msgkey,
                         java.lang.String insert)

Writes the text for the given error message key and insertion text to the log.

Parameters:

msgkey - (String) The key for the error message to be logged.

insert - (String) Additional text to be inserted into the message.

Returns:

boolean - always returns false.