@Transient
    public boolean isStreamTypeChild() {
        if (getId() == SEGMENT_INDEX.getId()) {
            return true;
        }
        if (getId() == BOUNDARY_INDEX.getId()) {
            return true;
        }
        if (getId() == MANIFEST.getId()) {
            return true;
        }
        if (getId() == META.getId()) {
            return true;
        }
        return getId() == CONTEXT.getId();
    }
Context file for use with an events file.
stroom-legacy/stroom-legacy-model_6_1/src/main/java/stroom/legacy/model_6_1/StreamType.java