private synchronized void initKeepAliveApplications() {
if (this.keepAliveApplications != null) {
return;
}
NodeStatusProtoOrBuilder p = viaProto ? proto : builder;
List<ApplicationIdProto> list = p.getKeepAliveApplicationsList();
this.keepAliveApplications = new ArrayList<ApplicationId>();
for (ApplicationIdProto c : list) {
this.keepAliveApplications.add(convertFromProtoFormat(c));
}