/**
* Parses the given RuleTag into a network GrammarNodes.
*
* @param ruleTag
* the RuleTag to parse
* @return the first and last GrammarNodes of the network
*/
private GrammarGraph ProcessRuleTag(JSGFRuleTag ruleTag)
{
this.LogInfo("parseRuleTag: " + ruleTag);
JSGFRule rule = ruleTag.Rule;
return(ProcessRule(rule));
}
private JSGFGrammar.GrammarGraph processRuleTag(JSGFRuleTag jsgfruleTag)
{
this.logger.fine(new StringBuilder().append("parseRuleTag: ").append(jsgfruleTag).toString());
JSGFRule rule = jsgfruleTag.getRule();
return(this.processRule(rule));
}
protected internal virtual void resolveRule(JSGFRule r)
{
if (r is JSGFRuleToken)
{
return;
}
if (r is JSGFRuleAlternatives)
{
Iterator iterator = ((JSGFRuleAlternatives)r).getRules().iterator();
while (iterator.hasNext())
{
JSGFRule jsgfrule = (JSGFRule)iterator.next();
this.resolveRule(jsgfrule);
}
return;
}
if (r is JSGFRuleSequence)
{
Iterator iterator = ((JSGFRuleSequence)r).getRules().iterator();
while (iterator.hasNext())
{
JSGFRule jsgfrule = (JSGFRule)iterator.next();
this.resolveRule(jsgfrule);
}
return;
}
if (r is JSGFRuleCount)
{
this.resolveRule(((JSGFRuleCount)r).getRule());
return;
}
if (r is JSGFRuleTag)
{
JSGFRuleTag jsgfruleTag = (JSGFRuleTag)r;
JSGFRule jsgfrule = jsgfruleTag.getRule();
string text = jsgfrule.toString();
object obj = (Collection)this.__ruleTags.get(text);
if ((Collection)obj == null)
{
obj = new HashSet();
this.__ruleTags.put(text, (HashSet)obj);
}
object obj2 = obj;
object tag = jsgfruleTag.getTag();
Collection collection;
if (obj2 != null)
{
if ((collection = (obj2 as Collection)) == null)
{
throw new IncompatibleClassChangeError();
}
}
else
{
collection = null;
}
collection.add(tag);
this.resolveRule(jsgfrule);
return;
}
if (!(r is JSGFRuleName))
{
string message = "Unknown rule type";
throw new JSGFGrammarException(message);
}
JSGFRuleName jsgfruleName = (JSGFRuleName)r;
JSGFRuleName jsgfruleName2 = this.resolve(jsgfruleName);
if (jsgfruleName2 == null)
{
string message2 = new StringBuilder().append("Unresolvable rulename in grammar ").append(this.name).append(": ").append(jsgfruleName).toString();
throw new JSGFGrammarException(message2);
}
jsgfruleName.resolvedRuleName = jsgfruleName2.getRuleName();
jsgfruleName.setRuleName(jsgfruleName2.getRuleName());
}
/** Resolve the given rule. */
protected void ResolveRule(JSGFRule r)
{
if (r is JSGFRuleToken)
{
return;
}
if (r is JSGFRuleAlternatives)
{
foreach (JSGFRule rule in ((JSGFRuleAlternatives)r).GetRules())
{
ResolveRule(rule);
}
return;
}
if (r is JSGFRuleSequence)
{
foreach (JSGFRule rule in ((JSGFRuleSequence)r).Rules)
{
ResolveRule(rule);
}
return;
}
if (r is JSGFRuleCount)
{
ResolveRule(((JSGFRuleCount)r).Rule);
return;
}
if (r is JSGFRuleTag)
{
JSGFRuleTag rt = (JSGFRuleTag)r;
JSGFRule rule = rt.Rule;
String ruleStr = rule.ToString();
// add the tag the tag-table
var tags = RuleTags.Get(ruleStr);
if (tags == null)
{
tags = new HashSet <String>();
RuleTags.Put(ruleStr, tags);
}
tags.Add(rt.Tag);
ResolveRule(rule);
return;
}
if (r is JSGFRuleName)
{
JSGFRuleName rn = (JSGFRuleName)r;
JSGFRuleName resolved = Resolve(rn);
if (resolved == null)
{
throw new JSGFGrammarException("Unresolvable rulename in grammar " + _name + ": " + rn);
}
else
{
// TODO: This forces all rule names to be fully resolved.
// This should be changed.
rn.ResolvedRuleName = resolved.GetRuleName();
rn.SetRuleName(resolved.GetRuleName());
return;
}
}
throw new JSGFGrammarException("Unknown rule type");
}
public JSGFRule Item()
{
JSGFRule r;
List <String> _tags = null;
int count = -1;
switch ((_jj_ntk == -1) ? jj_ntk() : _jj_ntk)
{
case Grammar:
case Import:
case Public:
case IntegerLiteral:
case FloatingPointLiteral:
case StringLiteral:
case Identifier:
case 28:
switch ((_jj_ntk == -1) ? jj_ntk() : _jj_ntk)
{
case Grammar:
case Import:
case Public:
case IntegerLiteral:
case FloatingPointLiteral:
case StringLiteral:
case Identifier:
r = Terminal();
break;
case 28:
r = RuleRef();
break;
default:
jj_la1[14] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
switch ((_jj_ntk == -1) ? jj_ntk() : _jj_ntk)
{
case 30:
case 35:
switch ((_jj_ntk == -1) ? jj_ntk() : _jj_ntk)
{
case 30:
jj_consume_token(30);
count = JSGFRuleCount.ZeroOrMore;
break;
case 35:
jj_consume_token(35);
count = JSGFRuleCount.OnceOrMore;
break;
default:
jj_la1[15] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
break;
default:
jj_la1[16] = jj_gen;
break;
}
switch ((_jj_ntk == -1) ? jj_ntk() : _jj_ntk)
{
case Tag:
_tags = Tags();
break;
default:
jj_la1[17] = jj_gen;
break;
}
break;
case 36:
jj_consume_token(36);
r = Alternatives();
jj_consume_token(37);
switch ((_jj_ntk == -1) ? jj_ntk() : _jj_ntk)
{
case 30:
case 35:
switch ((_jj_ntk == -1) ? jj_ntk() : _jj_ntk)
{
case 30:
jj_consume_token(30);
count = JSGFRuleCount.ZeroOrMore;
break;
case 35:
jj_consume_token(35);
count = JSGFRuleCount.OnceOrMore;
break;
default:
jj_la1[18] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
break;
default:
jj_la1[19] = jj_gen;
break;
}
switch ((_jj_ntk == -1) ? jj_ntk() : _jj_ntk)
{
case Tag:
_tags = Tags();
break;
default:
jj_la1[20] = jj_gen;
break;
}
break;
case 38:
jj_consume_token(38);
r = Alternatives();
jj_consume_token(39);
count = JSGFRuleCount.Optional;
switch ((_jj_ntk == -1) ? jj_ntk() : _jj_ntk)
{
case Tag:
_tags = Tags();
break;
default:
jj_la1[21] = jj_gen;
break;
}
break;
default:
jj_la1[22] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
if (count != -1)
{
r = new JSGFRuleCount(r, count);
}
if (_tags != null)
{
for (int i = 0; i < _tags.Count; i++)
{
//TODO: Check Behaviour
var tag = _tags[i];
if (tag[0] == '{')
{
tag = tag.Substring(1, tag.Length - 1);
tag = tag.Replace('\\', ' ');
}
r = new JSGFRuleTag(r, tag);
}
}
{ if (true)
{
return(r);
}
}
}
