CASImpl cas = this.fSTreeModel.getCas();
if (this.nodeClass != STD_FS || this.addr == 0) {
return false;
}
if (cas.getTypeSystem().subsumes(cas.getAnnotationType(), getType())) {
if (cas == ((AnnotationFS) cas.createFS((int) this.addr)).getView()) {
return true;
}
}
return false;
}