uk.ac.bbk.dcs.automed.qproc.functions.internal
Class CallToWrapper

java.lang.Object
  uk.ac.bbk.dcs.automed.qproc.functions.BuiltInFunction
      uk.ac.bbk.dcs.automed.qproc.functions.internal.CallToWrapper

Direct Known Subclasses:

Call2Wrapper

public class CallToWrapper
extends BuiltInFunction

Field Summary

protected long	cacheEnd
protected boolean	cacheOn
protected long	cacheStart
static long	cacheTimeSpent
protected long	copyEnd
protected long	copyStart
static long	copyTimeSpent
protected long	dsEnd
protected long	dsStart
static long	dsTimeSpent
static int	realWrapperCalls
protected long	totalEnd
protected long	totalStart
static long	totalTimeSpent
static int	totalWrapperCalls

Fields inherited from class uk.ac.bbk.dcs.automed.qproc.functions.BuiltInFunction

arity, logger, typeList

Constructor Summary

CallToWrapper()

Method Summary

protected boolean	cacheResult(ASG g, ASG q, Cell result, java.util.Map cache)
static void	initialisePerfVars()
Cell	perform(Cell[] args, Evaluator e)
protected Cell	readFile(java.lang.Object o, Evaluator e, ASG q, java.util.Map cache)

Methods inherited from class uk.ac.bbk.dcs.automed.qproc.functions.BuiltInFunction

finalize, getArity, getTypeList

Methods inherited from class java.lang.Object

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

Field Detail

cacheOn

protected boolean cacheOn

totalWrapperCalls

public static int totalWrapperCalls

realWrapperCalls

public static int realWrapperCalls

totalTimeSpent

public static long totalTimeSpent

cacheTimeSpent

public static long cacheTimeSpent

dsTimeSpent

public static long dsTimeSpent

copyTimeSpent

public static long copyTimeSpent

totalStart

protected long totalStart

totalEnd

protected long totalEnd

cacheStart

protected long cacheStart

cacheEnd

protected long cacheEnd

dsStart

protected long dsStart

dsEnd

protected long dsEnd

copyStart

protected long copyStart

copyEnd

protected long copyEnd

Constructor Detail

CallToWrapper

public CallToWrapper()
              throws ParseException

Throws:

ParseException

Method Detail

initialisePerfVars

public static void initialisePerfVars()

perform

public Cell perform(Cell[] args,
                    Evaluator e)
             throws TypeException,
                    QProcException

Specified by:

perform in class BuiltInFunction

Returns:

a Cell object that is the root of a graph that represents the result of applying the built-in function to the arguments args. Uses the Evaluator e to evaluate any sub-queries that need to be evaluated.

Throws:

TypeException

QProcException

readFile

protected Cell readFile(java.lang.Object o,
                        Evaluator e,
                        ASG q,
                        java.util.Map cache)

cacheResult

protected boolean cacheResult(ASG g,
                              ASG q,
                              Cell result,
                              java.util.Map cache)