org.rvpf.processor.engine.rpn.operation

Class DateTimeOperations

Object

Operations

SimpleOperations

DateTimeOperations

public final class DateTimeOperations
extends SimpleOperations

Date-time operations.

Field Summary

Fields

Modifier and Type	Field and Description
static Filter	BOTH_DATE_TIME Both must be DateTimes.
static Filter	BOTH_ELAPSED Both must be an ElapsedTime.
static Filter	TOP_DATE_TIME Top must be a DateTime.
static Filter	TOP_ELAPSED Top must be an ElapsedTime.
static Filter	TOP_ELAPSED_DATE_TIME Top must be an ElapsedTime over a DateTime.
static Filter	TOP_FIELDS Top must be DateTime fields.
static Filter	TOP_LONG_DATE_TIME Top must be an Integer over a DateTime.

Constructor Summary

Constructors

Constructor and Description
DateTimeOperations()

Method Summary

Modifier and Type	Method and Description
void	execute(Task task, SimpleOperation.Reference reference) Executes an operation code within the context of a task.
protected void	setUp() Sets up operations.

Methods inherited from class SimpleOperations

fail, fail, register, register, register

Methods inherited from class Operations

getParams, getRegistrations, getThisLogger, setUp

Methods inherited from class Object

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

Field Detail

BOTH_ELAPSED

public static final Filter BOTH_ELAPSED

Both must be an ElapsedTime.

BOTH_DATE_TIME

public static final Filter BOTH_DATE_TIME

Both must be DateTimes.

TOP_DATE_TIME

public static final Filter TOP_DATE_TIME

Top must be a DateTime.

TOP_ELAPSED

public static final Filter TOP_ELAPSED

Top must be an ElapsedTime.

TOP_FIELDS

public static final Filter TOP_FIELDS

Top must be DateTime fields.

TOP_ELAPSED_DATE_TIME

public static final Filter TOP_ELAPSED_DATE_TIME

Top must be an ElapsedTime over a DateTime.

TOP_LONG_DATE_TIME

public static final Filter TOP_LONG_DATE_TIME

Top must be an Integer over a DateTime.

Constructor Detail

DateTimeOperations

public DateTimeOperations()

Method Detail

execute

public void execute(Task task,
                    SimpleOperation.Reference reference)
             throws Task.ExecuteException,
                    Stack.AccessException

Executes an operation code within the context of a task.

Must be implemented by each module.

Specified by:

execute in class SimpleOperations

Parameters:

task - Task executing the program.

reference - Reference to the operation.

Throws:

Task.ExecuteException - when appropriate.

Stack.AccessException - When raised by the stack.

setUp

protected void setUp()
              throws Operation.OverloadException

Sets up operations.

Specified by:

setUp in class Operations

Throws:

Operation.OverloadException - From Operation.register(java.util.Map<java.lang.String, org.rvpf.processor.engine.rpn.operation.Operation>).