Package com.microstrategy.web.app.tasks

Class UploadImageTask

java.lang.Object

com.microstrategy.web.tasks.AbstractBaseTask

com.microstrategy.web.app.tasks.UploadImageTask

All Implemented Interfaces:

Task

public class UploadImageTask
extends AbstractBaseTask

This Task processes the file uploaded from an HTML form

Field Summary

Fields inherited from class com.microstrategy.web.tasks.AbstractBaseTask

compressOutput, CONTENT_TYPE_BINARY, CONTENT_TYPE_HTML, CONTENT_TYPE_JSON, CONTENT_TYPE_JSON_ALL, CONTENT_TYPE_JSON_D, CONTENT_TYPE_JSON_P, CONTENT_TYPE_XML, CONTENT_TYPE_XML_ANF, DEFAULT_MAX_WAIT, DEFAULT_POLLING_FREQ, execFlagsParam, INDEFINITE_MAX_WAIT, maxWaitParam, metadata, mPrivileges, msgIDParam, objectIDParam, OTHER_CONTENT_KEY_LAYOUTS, PARAM_NAME_EXEC_FLAGS, PARAM_NAME_MAX_WAIT, PARAM_NAME_MESSAGE_ID, PARAM_NAME_OBJECT_ID, PARAM_NAME_POLLING_FREQ, PARAM_NAME_RESULT_FLAGS, PARAM_NAME_SESSION_ID, PARAM_NAME_SESSION_STATE, PARAM_NAME_STATE_ID, pollingFreqParam, PREFERENCE_DEFAULT_MAX_WAIT_IN_TASK, resultFlagsParam, sessionIDParam, sessionStateParam, stateIDParam

Constructor Summary

Constructors

Constructor	Description
UploadImageTask()	Creates a new ImportFileTask object.

Method Summary

Modifier and Type	Method	Description
void	processRequest(TaskRequestContext context, MarkupOutput markupOutput)	The default implementation of this version of processRequest is empty.
protected PostedFile	retrieveUploadedFile(TaskRequestContext context, RequestKeys requestKeys)	Retrieves the uploaded file as an instance of a PostedFile.
protected java.lang.String	saveFile(PostedFile origFile, java.lang.String filePath)

Methods inherited from class com.microstrategy.web.tasks.AbstractBaseTask

addExecFlagsParam, addJuilLayouts, addMaxWaitParam, addMaxWaitParam, addMessageIDParam, addObjectIDParam, addParameterMetadata, addParameterMetadata, addParameterMetadata, addPollingFrequencyParam, addPollingFrequencyParam, addResultFlagsParam, addSessionIDParam, addSessionStateParam, addStateIDParam, checkForRequiredParameters, destroy, getCompressOutput, getID, getMetadata, getPrivileges, getSysDefaultPreferenceValue, init, newRequestContext, processRequest, retrieveUploadedFile, setCompressOutput, setDescription, setID, setMetadata, setPrivileges, validateContentType

Methods inherited from class java.lang.Object

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

Constructor Detail

UploadImageTask

public UploadImageTask()

Creates a new ImportFileTask object.

Method Detail

processRequest

public void processRequest(TaskRequestContext context,
                           MarkupOutput markupOutput)
                    throws TaskException

Description copied from class: AbstractBaseTask

The default implementation of this version of processRequest is empty. Task implementators may override either version of processRequest.

Specified by:

processRequest in interface Task

Overrides:

processRequest in class AbstractBaseTask

Parameters:

context - The TaskRequestContext object that maintains the state of the request.

markupOutput - The MarkupOutput that records the contents of the Task response.

Throws:

TaskException - If the Task was unable to satisfy the request.

See Also:

Task.processRequest(TaskRequestContext, MarkupOutput)

retrieveUploadedFile

protected PostedFile retrieveUploadedFile(TaskRequestContext context,
                                          RequestKeys requestKeys)
                                   throws TaskException

Retrieves the uploaded file as an instance of a PostedFile.

Parameters:

context - The TaskRequestContext that contains all information about the incoming Task request.

requestKeys - The RequestKeys that contains all Task parameter values.

Returns:

A PostedFile that contains the contents of the uploaded file.

Throws:

TaskException - If there is no file uploaded.

saveFile

protected java.lang.String saveFile(PostedFile origFile,
                                    java.lang.String filePath)
                             throws TaskException

Throws:

TaskException