com.saxonica.ee.trans

Class RuleEE

java.lang.Object

net.sf.saxon.trans.rules.Rule

com.saxonica.ee.trans.RuleEE

public class RuleEE
extends Rule

A Rule with associated preconditions

Field Summary

Fields inherited from class net.sf.saxon.trans.rules.Rule

action, minImportPrecedence, next, pattern, precedence, priority, sequence

Constructor Summary

Constructors

Constructor and Description
RuleEE()
RuleEE(Pattern p, RuleTarget o, int prec, int min, double prio, int seq)

Method Summary

Modifier and Type	Method and Description
void	addPrecondition(Precondition condition) Add a precondition for this rule
boolean	checkPreconditions(PreconditionMatcher state) Check that all preconditions for this rule are satisfied
Rule	copy(boolean copyChain)
void	exportOtherProperties(ExpressionPresenter out) Add other exported properties as required
java.util.List<Precondition>	getPreconditions() Get the preconditions for this rule

Methods inherited from class net.sf.saxon.trans.rules.Rule

compareComputedRank, compareRank, copyFrom, export, getAction, getMinImportPrecedence, getNext, getPattern, getPrecedence, getPriority, getRank, getSequence, isAlwaysMatches, matches, setAction, setAlwaysMatches, setNext, setPattern, setRank

Methods inherited from class java.lang.Object

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

Constructor Detail

RuleEE

public RuleEE()

RuleEE

public RuleEE(Pattern p,
              RuleTarget o,
              int prec,
              int min,
              double prio,
              int seq)

Method Detail

copy

public Rule copy(boolean copyChain)

Overrides:

copy in class Rule

getPreconditions

public java.util.List<Precondition> getPreconditions()

Get the preconditions for this rule

Returns:

a list of preconditions that must be satisfied if this rule is to match

addPrecondition

public void addPrecondition(Precondition condition)

Add a precondition for this rule

Parameters:

condition - a precondition that must be satisfied if this rule is to match

checkPreconditions

public boolean checkPreconditions(PreconditionMatcher state)
                           throws XPathException

Check that all preconditions for this rule are satisfied

Parameters:

state - holds the state for matching all rules on a rule-chain, including values of common subexpressions

Returns:

true if all preconditions are satisfied

Throws:

XPathException - if evaluation of a precondition fails

exportOtherProperties

public void exportOtherProperties(ExpressionPresenter out)
                           throws XPathException

Description copied from class: Rule

Add other exported properties as required

Overrides:

exportOtherProperties in class Rule

Parameters:

out - the export destination

Throws:

XPathException