service.tut.pori.contentanalysis

Class TaskDAO

java.lang.Object

core.tut.pori.dao.SQLDAO

service.tut.pori.contentanalysis.TaskDAO

Direct Known Subclasses:

MediaTaskDAO, TwitterTaskDAO

public class TaskDAO
extends SQLDAO

Base class for task DAOs Note that this class is NOT abstract, and it can be used to implement core task details (AbstractTaskDetails), but the class is not guaranteed to function with extended capabilities provided by inherited classes. Use the service specific implementation when needed.

Constructor Summary

Constructors

Constructor and Description
TaskDAO()

Method Summary

Modifier and Type	Method and Description
BackendStatus	getBackendStatus(java.lang.Integer backendId, java.lang.Long taskId)
BackendStatusList	getBackendStatus(java.lang.Long taskId, AsyncTask.TaskStatus taskStatus)
AbstractTaskDetails	getTask(java.lang.Integer backendId, DataGroups dataGroups, Limits limits, java.lang.Long taskId)
java.lang.Long	insertTask(AbstractTaskDetails details) This will create the basic task and insert metadata and back-ends
void	updateTaskStatus(BackendStatusList status, java.lang.Long taskId) Update the given status list for the given task.
void	updateTaskStatus(BackendStatus status, java.lang.Long taskId) Update the given status for the given task.

Methods inherited from class core.tut.pori.dao.SQLDAO

getTransactionTemplate, setDataSource, setTnxManager

Methods inherited from class java.lang.Object

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

Constructor Detail

TaskDAO

public TaskDAO()

Method Detail

getBackendStatus

public BackendStatusList getBackendStatus(java.lang.Long taskId,
                                          AsyncTask.TaskStatus taskStatus)

Parameters:

taskId -

taskStatus - optional status filter, if null all back-ends matching the given id will be returned

Returns:

list of back-ends associated with the given taskId

updateTaskStatus

public void updateTaskStatus(BackendStatusList status,
                             java.lang.Long taskId)

Update the given status list for the given task.

Parameters:

status -

taskId -

getBackendStatus

public BackendStatus getBackendStatus(java.lang.Integer backendId,
                                      java.lang.Long taskId)

Parameters:

backendId -

taskId -

Returns:

the task status for the given backend for the given task, or null if no such task is given for the backend

getTask

public AbstractTaskDetails getTask(java.lang.Integer backendId,
                                   DataGroups dataGroups,
                                   Limits limits,
                                   java.lang.Long taskId)
                            throws java.lang.IllegalArgumentException

Parameters:

backendId -

dataGroups - optional dataGroups filter, if not given, default backend-specific datagroups will be used

limits - optional limits filter

taskId -

Returns:

the task or null if not found

Throws:

java.lang.IllegalArgumentException - on bad values

updateTaskStatus

public void updateTaskStatus(BackendStatus status,
                             java.lang.Long taskId)

Update the given status for the given task. If the status does not previously exist for this backend, new database entry is automatically created.

Parameters:

status -

taskId -

insertTask

public java.lang.Long insertTask(AbstractTaskDetails details)
                          throws java.lang.IllegalArgumentException

This will create the basic task and insert metadata and back-ends

Parameters:

details -

Returns:

created row id or null on failure

Throws:

java.lang.IllegalArgumentException