Package de.iip_ecosphere.platform.transport.status

Class TaskUtils

java.lang.Object

de.iip_ecosphere.platform.transport.status.TaskUtils

public class TaskUtils
extends Object

Generic execution of tasks in combination with TaskRegistry.

Author:

Holger Eichelberger, SSE

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	TaskUtils.Task	Executes a given function as task/thread within the given task data and sends respective StatusMessages.
static interface	TaskUtils.TaskCompletedPredicate	Predicate to check for whether the task is completed with the given message.

Field Summary

Fields

Modifier and Type	Field	Description
private static TaskUtils.Task	lastTask

Constructor Summary

Constructors

Constructor	Description
TaskUtils()

Method Summary

Modifier and Type	Method	Description
static String	executeAsTask(de.iip_ecosphere.platform.support.TaskRegistry.TaskData data, String componentId, de.iip_ecosphere.platform.support.json.JsonResultWrapper.ExceptionFunction func, TaskUtils.TaskCompletedPredicate pred, Object... params)	Executes func as task within the given task data and sends respective StatusMessages.
static String	executeAsTask(de.iip_ecosphere.platform.support.TaskRegistry.TaskData data, String componentId, de.iip_ecosphere.platform.support.json.JsonResultWrapper.ExceptionFunction func, Object... params)	Executes func as task within the given task data and sends respective StatusMessages.
static String	executeAsTask(String componentId, de.iip_ecosphere.platform.support.json.JsonResultWrapper.ExceptionFunction func, TaskUtils.TaskCompletedPredicate pred, Object... params)	Executes func as task within this thread and sends respective StatusMessages.
static String	executeAsTask(String componentId, de.iip_ecosphere.platform.support.json.JsonResultWrapper.ExceptionFunction func, Object... params)	Executes func as task within this thread and sends respective StatusMessages.
static de.iip_ecosphere.platform.support.TaskRegistry.TaskData	getLastTaskData()	Returns the data of the last task created in executeAsTask(TaskData, String, ExceptionFunction, TaskCompletedPredicate, Object...).

Methods inherited from class java.lang.Object

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

Field Details

lastTask

private static TaskUtils.Task lastTask

Constructor Details

TaskUtils

public TaskUtils()

Method Details

executeAsTask

public static String executeAsTask(String componentId,
 de.iip_ecosphere.platform.support.json.JsonResultWrapper.ExceptionFunction func,
 Object... params)

Executes func as task within this thread and sends respective StatusMessages.

Parameters:

componentId - the component id of the execution function

func - the function to execute

params - the function parameters

Returns:

the task id

executeAsTask

public static String executeAsTask(String componentId,
 de.iip_ecosphere.platform.support.json.JsonResultWrapper.ExceptionFunction func,
 TaskUtils.TaskCompletedPredicate pred,
 Object... params)

Executes func as task within this thread and sends respective StatusMessages.

Parameters:

componentId - the component id of the execution function

func - the function to execute

pred - optional task completed predicate function, may be null

params - the function parameters

Returns:

the task id

executeAsTask

public static String executeAsTask(de.iip_ecosphere.platform.support.TaskRegistry.TaskData data,
 String componentId,
 de.iip_ecosphere.platform.support.json.JsonResultWrapper.ExceptionFunction func,
 Object... params)

Executes func as task within the given task data and sends respective StatusMessages.

Parameters:

data - the task data

componentId - the component id of the execution function

func - the function to execute

params - the function parameters

Returns:

the task id

executeAsTask

public static String executeAsTask(de.iip_ecosphere.platform.support.TaskRegistry.TaskData data,
 String componentId,
 de.iip_ecosphere.platform.support.json.JsonResultWrapper.ExceptionFunction func,
 TaskUtils.TaskCompletedPredicate pred,
 Object... params)

Executes func as task within the given task data and sends respective StatusMessages.

Parameters:

data - the task data

componentId - the component id of the execution function

func - the function to execute

pred - optional task completed predicate function, may be null

params - the function parameters

Returns:

the task id

getLastTaskData

public static de.iip_ecosphere.platform.support.TaskRegistry.TaskData getLastTaskData()

Returns the data of the last task created in executeAsTask(TaskData, String, ExceptionFunction, TaskCompletedPredicate, Object...).

Returns:

the last task data, may be null