private void addToTarget(String s, PatternExpanderTarget target, TreeFlag flag)
{
// no, do we have a section after us?
if (next != null)
{
// yes, give the next section this request
next.expandAllToTarget(s, target, flag);
}
else
{
// no, tell the target to add this string.
target.add(s, flag);
}
}
private bool removeFromTarget(String s, PatternExpanderTarget target)
{
bool r = false;
// no, do we have a section after us?
if (next != null)
{
// yes, give the next section this request
r |= next.expandAllToTargetRemove(s, target);
}
else
{
// no, tell the target to add this string.
r |= target.remove(s);
}
return(r);
}
public void expandAllToTarget(String prefix, PatternExpanderTarget target,
TreeFlag flag)
{
// do we have any strings to contribute to the phrase?
if (strings.Count > 0)
{
// yes, iterate through them
LinkedList <String> .Enumerator s_it = strings.GetEnumerator();
while (s_it.MoveNext())
{
// get the string but prefix it with prefix
String v = prefix + s_it.Current;
// add the resultant string to the target
addToTarget(v, target, flag);
}
}
else
{
addToTarget(prefix, target, flag);
}
}
public bool expandAllToTargetRemove(String prefix, PatternExpanderTarget target)
{
bool r = false;
// do we have any strings to contribute to the phrase?
if (strings.Count > 0)
{
// yes, iterate through them
LinkedList <String> .Enumerator s_it = strings.GetEnumerator();
while (s_it.MoveNext())
{
// get the string but prefix it with prefix
String v = prefix + s_it.Current;
// add the resultant string to the target
r |= removeFromTarget(v, target);
}
}
else
{
r |= removeFromTarget(prefix, target);
}
return(r);
}
public PatternExpanderSimpleUrl(PatternExpanderTarget target) : base(target)
{
}
public PatternExpanderPhrase(PatternExpanderTarget target) : base(target)
{
sections = new PatternExpanderPhraseSection();
}
public PatternExpanderUrl(PatternExpanderTarget target) : base(target)
{
ignorer = new IgnorerWhiteSpace();
//common_prefix = "[,www.]";
common_prefix = "";
}
public void setTarget(PatternExpanderTarget target)
{
this.target = target;
}
public PatternExpander(PatternExpanderTarget target)
{
this.target = target;
}
