brooklyn.management.ExecutionContext Maven / Gradle / Ivy

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package brooklyn.management;

import java.util.Map;
import java.util.Set;
import java.util.concurrent.Callable;
import java.util.concurrent.Executor;

import brooklyn.entity.Entity;

/**
 * This is a Brooklyn extension to the Java {@link Executor}.
 * 
 * The "context" could, for example, be an {@link Entity} so that tasks executed 
 * can be annotated as executing in that context.
 */
public interface ExecutionContext extends Executor {
    /**
     * Returns the current {@link Task} being executed by this context, or null if not currently executing a task.
     * @deprecated in 0.5, use Tasks.current()
     */
    Task getCurrentTask();

    /**
     * Get the tasks executed through this context (returning an immutable set).
     */
    Set> getTasks();

    /**
     * See {@link ExecutionManager#submit(Map, Task)} for properties that can be passed in.
     */
    Task submit(Map properties, Runnable runnable);

    /**
     * See {@link ExecutionManager#submit(Map, Task)} for properties that can be passed in.
     */
     Task submit(Map properties, Callable callable);

     Task submit(Task task);
}