Package com.oracle.coherence.concurrent.executor.tasks

Class ValueTask<T>

java.lang.Object
com.oracle.coherence.concurrent.executor.tasks.ValueTask<T>
Type Parameters:
T - the type of result produced by the Task
All Implemented Interfaces:
Task<T>, ExternalizableLite, PortableObject, Serializable
public class ValueTask<T> extends Object implements Task<T>, PortableObject
A Task that provides a constant value as a result.
Since:
21.12
Author:
bo
See Also:

  • Field Details

    • m_value

      protected T m_value
      The value for the Task.

    • m_cInitialDelay

      protected long m_cInitialDelay
      The initial delay before returning the result.

  • Constructor Details

    • ValueTask

      public ValueTask()
      Constructs a ValueTask (required for serialization).

    • ValueTask

      public ValueTask(T value)
      Constructs a ValueTask.
      Parameters:
      value - the value to return

    • ValueTask

      public ValueTask(T value, long cInitialDelay)
      Constructs a ValueTask that returns its value after the given delay.
      Parameters:
      value - the value to return
      cInitialDelay - the delay, in millis, the task should wait before returning the value

  • Method Details

    • execute

      public T execute(Task.Context<T> context) throws Exception
      Description copied from interface: Task
      Executes the Task.
      Specified by:
      execute in interface Task<T>
      Parameters:
      context - the Task.Context
      Returns:
      the result of executing the Task
      Throws:
      Exception

    • readExternal

      public void readExternal(DataInput in) throws IOException
      Description copied from interface: ExternalizableLite
      Restore the contents of this object by loading the object's state from the passed DataInput object.
      Specified by:
      readExternal in interface ExternalizableLite
      Parameters:
      in - the DataInput stream to read data from in order to restore the state of this object
      Throws:
      IOException - if an I/O exception occurs

    • writeExternal

      public void writeExternal(DataOutput out) throws IOException
      Description copied from interface: ExternalizableLite
      Save the contents of this object by storing the object's state into the passed DataOutput object.
      Specified by:
      writeExternal in interface ExternalizableLite
      Parameters:
      out - the DataOutput stream to write the state of this object to
      Throws:
      IOException - if an I/O exception occurs

    • readExternal

      public void readExternal(PofReader in) throws IOException
      Description copied from interface: PortableObject
      Restore the contents of a user type instance by reading its state using the specified PofReader object.
      Specified by:
      readExternal in interface PortableObject
      Parameters:
      in - the PofReader from which to read the object's state
      Throws:
      IOException - if an I/O error occurs

    • writeExternal

      public void writeExternal(PofWriter out) throws IOException
      Description copied from interface: PortableObject
      Save the contents of a POF user type instance by writing its state using the specified PofWriter object.
      Specified by:
      writeExternal in interface PortableObject
      Parameters:
      out - the PofWriter to which to write the object's state
      Throws:
      IOException - if an I/O error occurs

    • toString

      public String toString()
      Overrides:
      toString in class Object

    • equals

      public boolean equals(Object o)
      Overrides:
      equals in class Object

    • hashCode

      public int hashCode()
      Overrides:
      hashCode in class Object