containers/hawkular-openshift-security-filter/src/main/java/org/hawkular/openshift/auth/org/hawkular/openshift/namespace/NamespaceListener.java
public String getNamespaceId(String namespaceName) {
        return namespaces.computeIfAbsent(namespaceName, n -> getProjectId(namespaceName, token));
    }
public String getNamespaceId(String namespaceName) {
        return namespaces.computeIfAbsent(namespaceName, n -> getProjectId(namespaceName, token));
    }
Returns the namespace id for a particular namespace name
@param namespaceName The name of the namespace
@return The id of the namespace or null if the namespace does not exist