private OperatorEnum getOperator(final String pathType) {
        if ("ImplementationSpecific".equals(pathType)) {
            return OperatorEnum.MATCH;
        } else if ("Prefix".equals(pathType)) {
            return OperatorEnum.STARTS_WITH;
        } else if ("Exact".equals(pathType)) {
            return OperatorEnum.EQ;
        } else {
            LOG.info("Invalid path type, set it with match operator");
            return OperatorEnum.MATCH;
        }
    }
Parse ingress to ShenyuMemoryConfig.

@param ingress   ingress resource
@param coreV1Api coreV1Api
@return ShenyuMemoryConfig
shenyu-kubernetes-controller/src/main/java/org/apache/shenyu/k8s/parser/SofaParser.java