How to use

maybeInitBuilder

method

in

org.apache.hadoop.yarn.api.protocolrecords.impl.pb.RegisterApplicationMasterResponsePBImpl

@Override
public void setMaximumResourceCapability(Resource capability) {
 maybeInitBuilder();
 if(maximumResourceCapability == null) {
  builder.clearMaximumCapability();
 }
 this.maximumResourceCapability = capability;
}

@Override
public void setNMTokensFromPreviousAttempts(final List<NMToken> nmTokens) {
 maybeInitBuilder();
 if (nmTokens == null || nmTokens.isEmpty()) {
  if (this.nmTokens != null) {
   this.nmTokens.clear();
  }
  builder.clearNmTokensFromPreviousAttempts();
  return;
 }
 this.nmTokens = new ArrayList<NMToken>();
 this.nmTokens.addAll(nmTokens);
}

@Override
public void setMaximumResourceCapability(Resource capability) {
 maybeInitBuilder();
 if(maximumResourceCapability == null) {
  builder.clearMaximumCapability();
 }
 this.maximumResourceCapability = capability;
}

@Override
public ByteBuffer getClientToAMTokenMasterKey() {
 maybeInitBuilder();
 ByteBuffer key =
   ByteBuffer.wrap(builder.getClientToAmTokenMasterKey().toByteArray());
 return key;
}

@Override
public void setMaximumResourceCapability(Resource capability) {
 maybeInitBuilder();
 if(maximumResourceCapability == null) {
  builder.clearMaximumCapability();
 }
 this.maximumResourceCapability = capability;
}

@Override
public ByteBuffer getClientToAMTokenMasterKey() {
 maybeInitBuilder();
 ByteBuffer key =
   ByteBuffer.wrap(builder.getClientToAmTokenMasterKey().toByteArray());
 return key;
}

@Override
public ByteBuffer getClientToAMTokenMasterKey() {
 maybeInitBuilder();
 ByteBuffer key =
   ByteBuffer.wrap(builder.getClientToAmTokenMasterKey().toByteArray());
 return key;
}

@Override
public void setNMTokensFromPreviousAttempts(final List<NMToken> nmTokens) {
 maybeInitBuilder();
 if (nmTokens == null || nmTokens.isEmpty()) {
  if (this.nmTokens != null) {
   this.nmTokens.clear();
  }
  builder.clearNmTokensFromPreviousAttempts();
  return;
 }
 this.nmTokens = new ArrayList<NMToken>();
 this.nmTokens.addAll(nmTokens);
}

@Override
public void setClientToAMTokenMasterKey(ByteBuffer key) {
 maybeInitBuilder();
 if (key == null) {
  builder.clearClientToAmTokenMasterKey();
  return;
 }
 builder.setClientToAmTokenMasterKey(ByteString.copyFrom(key));
}

@Override
public void setClientToAMTokenMasterKey(ByteBuffer key) {
 maybeInitBuilder();
 if (key == null) {
  builder.clearClientToAmTokenMasterKey();
  return;
 }
 builder.setClientToAmTokenMasterKey(ByteString.copyFrom(key));
}

@Override
public void setClientToAMTokenMasterKey(ByteBuffer key) {
 maybeInitBuilder();
 if (key == null) {
  builder.clearClientToAmTokenMasterKey();
  return;
 }
 builder.setClientToAmTokenMasterKey(ByteString.copyFrom(key));
}

@Override
public void setQueue(String queue) {
 maybeInitBuilder();
 if (queue == null) {
  builder.clearQueue();
 } else {
  builder.setQueue(queue);
 }
}

private void mergeLocalToProto() {
 if (viaProto)
  maybeInitBuilder();
 mergeLocalToBuilder();
 proto = builder.build();
 viaProto = true;
}

private void mergeLocalToProto() {
 if (viaProto)
  maybeInitBuilder();
 mergeLocalToBuilder();
 proto = builder.build();
 viaProto = true;
}

@Override
public void setQueue(String queue) {
 maybeInitBuilder();
 if (queue == null) {
  builder.clearQueue();
 } else {
  builder.setQueue(queue);
 }
}

private void addContainersFromPreviousAttemptToProto() {
 maybeInitBuilder();
 builder.clearContainersFromPreviousAttempts();
 List<ContainerProto> list = new ArrayList<ContainerProto>();
 for (Container c : containersFromPreviousAttempts) {
  list.add(convertToProtoFormat(c));
 }
 builder.addAllContainersFromPreviousAttempts(list);
}

private void addContainersFromPreviousAttemptToProto() {
 maybeInitBuilder();
 builder.clearContainersFromPreviousAttempts();
 List<ContainerProto> list = new ArrayList<ContainerProto>();
 for (Container c : containersFromPreviousAttempts) {
  list.add(convertToProtoFormat(c));
 }
 builder.addAllContainersFromPreviousAttempts(list);
}

private void addContainersFromPreviousAttemptToProto() {
 maybeInitBuilder();
 builder.clearContainersFromPreviousAttempts();
 List<ContainerProto> list = new ArrayList<ContainerProto>();
 for (Container c : containersFromPreviousAttempts) {
  list.add(convertToProtoFormat(c));
 }
 builder.addAllContainersFromPreviousAttempts(list);
}

private void mergeLocalToProto() {
 if (viaProto)
  maybeInitBuilder();
 mergeLocalToBuilder();
 proto = builder.build();
 viaProto = true;
}

@Override
public void setQueue(String queue) {
 maybeInitBuilder();
 if (queue == null) {
  builder.clearQueue();
 } else {
  builder.setQueue(queue);
 }
}