void Init(string xpath, XmlNamespaceManager namespaces)
 {
     this.xpath      = xpath;
     this.namespaces = namespaces;
     this.matcher    = XPathMessageFilter.dummyMatcher;
     Compile();
 }
 private void Init(string xpath, XmlNamespaceManager namespaces)
 {
     this.xpath      = xpath;
     this.namespaces = namespaces;
     this.matcher    = dummyMatcher;
     this.Compile();
 }
 void EnsureMatcher()
 {
     if (this.matcher == XPathMessageFilter.dummyMatcher)
     {
         this.matcher = new XPathQueryMatcher(true);
     }
 }
 private void EnsureMatcher()
 {
     if (this.matcher == dummyMatcher)
     {
         this.matcher = new XPathQueryMatcher(true);
     }
 }