public boolean compare(int componentA, int componentB) {
        final Integer priorityA = componentIDPriorities.getOrDefault(componentA, 50);
        final Integer priorityB = componentIDPriorities.getOrDefault(componentB, 50);
        return priorityA.compareTo(priorityB) < 0;
    }
@return true if the given componentB has high priority
oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/config/ComponentLibraryCatalogService.java