zeta.processor
Interface TaskProcessor

All Known Subinterfaces:

TaskRequestWorkUnitProcessor, TaskResultProcessor

All Known Implementing Classes:

DefaultWorkUnitProcessor

public interface TaskProcessor

Basic methods to process work units at the handlers.

Method Summary

WorkUnit	getWorkUnit(int taskId, long workUnitId, int size) Returns a work unit for the specified parameters.
void	init(ZetaServlet servlet, java.sql.Statement stmt, java.util.Map parameter) Initializes the processor

Method Detail

init

public void init(ZetaServlet servlet,
                 java.sql.Statement stmt,
                 java.util.Map parameter)
          throws java.sql.SQLException

Initializes the processor

Parameters:

servlet - surrounding servlet

stmt - statement object's database

Throws:

java.sql.SQLException - if a database access error occurs.

getWorkUnit

public WorkUnit getWorkUnit(int taskId,
                            long workUnitId,
                            int size)

Returns a work unit for the specified parameters.

Parameters:

taskId - ID of the task

workUnitId - ID of the work unit

size - size of the work unit

Returns:

a work unit for the specified parameters.