@Override public ApplicationAttemptId getApplicationAttemptId() { if (this.applicationAttemptId != null) { return this.applicationAttemptId; } GetContainersRequestProtoOrBuilder p = viaProto ? proto : builder; if (!p.hasApplicationAttemptId()) { return null; } this.applicationAttemptId = convertFromProtoFormat(p.getApplicationAttemptId()); return this.applicationAttemptId; }