private void initFailedContainers() {
if (this.failedContainers != null) {
return;
}
StartContainersResponseProtoOrBuilder p = viaProto ? proto : builder;
List<ContainerExceptionMapProto> protoList = p.getFailedRequestsList();
this.failedContainers = new HashMap<ContainerId, SerializedException>();
for (ContainerExceptionMapProto ce : protoList) {
this.failedContainers.put(convertFromProtoFormat(ce.getContainerId()),
convertFromProtoFormat(ce.getException()));
}