System.Xml.Schema.ParticleContentValidator.Exists C# (CSharp) Méthode

        public bool Exists(XmlQualifiedName name) {
            if (symbols.Exists(name)) {
                return true;
            }
            return false;
        }

        private void ParseElementMixedContent(ParticleContentValidator pcv, int startParenEntityId)
        {
            bool hasNames = false;
            int connectorEntityId = -1;
            int contentEntityId = _currentEntityId;

            for (;;)
            {
                switch (GetToken(false))
                {
                    case Token.RightParen:
                        pcv.CloseGroup();
                        if (_validate && _currentEntityId != startParenEntityId)
                        {
                            SendValidationEvent(_curPos, XmlSeverityType.Error, SR.Sch_ParEntityRefNesting, string.Empty);
                        }
                        if (GetToken(false) == Token.Star && hasNames)
                        {
                            pcv.AddStar();
                        }
                        else if (hasNames)
                        {
                            ThrowUnexpectedToken(_curPos, "*");
                        }
                        return;
                    case Token.Or:
                        if (!hasNames)
                        {
                            hasNames = true;
                        }
                        else
                        {
                            pcv.AddChoice();
                        }
                        if (_validate)
                        {
                            connectorEntityId = _currentEntityId;
                            if (contentEntityId < connectorEntityId)
                            {  // entity repl.text starting with connector
                                SendValidationEvent(_curPos, XmlSeverityType.Error, SR.Sch_ParEntityRefNesting, string.Empty);
                            }
                        }

                        if (GetToken(false) != Token.QName)
                        {
                            goto default;
                        }

                        XmlQualifiedName name = GetNameQualified(true);
                        if (pcv.Exists(name) && _validate)
                        {
                            SendValidationEvent(XmlSeverityType.Error, SR.Sch_DupElement, name.ToString());
                        }
                        pcv.AddName(name, null);

                        if (_validate)
                        {
                            contentEntityId = _currentEntityId;
                            if (contentEntityId < connectorEntityId)
                            { // entity repl.text ending with connector
                                SendValidationEvent(_curPos, XmlSeverityType.Error, SR.Sch_ParEntityRefNesting, string.Empty);
                            }
                        }
                        continue;
                    default:
                        OnUnexpectedError();
                        break;
                }
            }
        }