How to use

appendNull

method

in

com.eightkdata.mongowp.utils.BsonDocumentBuilder

public BsonDocumentBuilder append(ObjectIdField field, BsonObjectId value) {
 Preconditions.checkState(!built);
 if (value == null) {
  return appendNull(field);
 }
 map.put(field.getFieldName(), value);
 return this;
}

public <T> BsonDocumentBuilder append(BsonField<T, BsonValue<T>> field, T value,
  Function<T, BsonValue<T>> translator) {
 Preconditions.checkState(!built);
 if (value == null) {
  return appendNull(field);
 }
 map.put(field.getFieldName(), translator.apply(value));
 return this;
}

public BsonDocumentBuilder append(DocField field, BsonDocument value) {
 Preconditions.checkState(!built);
 if (value == null) {
  return appendNull(field);
 }
 map.put(field.getFieldName(), value);
 return this;
}

public BsonDocumentBuilder append(ArrayField field, BsonArray value) {
 Preconditions.checkState(!built);
 if (value == null) {
  return appendNull(field);
 }
 map.put(field.getFieldName(), value);
 return this;
}

public BsonDocumentBuilder append(TimestampField field, BsonTimestamp value) {
 Preconditions.checkState(!built);
 if (value == null) {
  return appendNull(field);
 }
 map.put(
   field.getFieldName(),
   value
 );
 return this;
}

public BsonDocumentBuilder append(StringField field, String value) {
 Preconditions.checkState(!built);
 if (value == null) {
  return appendNull(field);
 }
 map.put(field.getFieldName(), newString(value));
 return this;
}

public BsonDocumentBuilder append(TimestampField field, OpTime value) {
 Preconditions.checkState(!built);
 if (value == null) {
  return appendNull(field);
 }
 map.put(
   field.getFieldName(),
   value.getTimestamp()
 );
 return this;
}

public BsonDocumentBuilder append(HostAndPortField field, String value) {
 Preconditions.checkState(!built);
 if (value == null) {
  return appendNull(field);
 }
 map.put(field.getFieldName(), newString(value));
 return this;
}

public BsonDocumentBuilder appendNumber(NumberField<?> field, Number value) {
 Preconditions.checkState(!built);
 if (value == null) {
  return appendNull(field);
 }
 map.put(field.getFieldName(), toBsonNumber(value));
 return this;
}

public BsonDocumentBuilder append(DateTimeField field, Instant value) {
 Preconditions.checkState(!built);
 if (value == null) {
  return appendNull(field);
 }
 map.put(field.getFieldName(), new InstantBsonDateTime(value));
 return this;
}

public BsonDocumentBuilder append(DocField field, BsonDocumentBuilder value) {
 Preconditions.checkState(!built);
 if (value == null) {
  return appendNull(field);
 }
 map.put(field.getFieldName(), value.build());
 return this;
}

public BsonDocumentBuilder append(HostAndPortField field, HostAndPort value) {
 Preconditions.checkState(!built);
 if (value == null) {
  return appendNull(field);
 }
 map.put(field.getFieldName(), newString(value.toString()));
 return this;
}

protected void marshall(BsonDocumentBuilder builder) {
 if (errorDesc == null) {
  assert error.equals(ErrorCode.OK);
  builder.appendNull(ERR_FIELD_NAME);
 } else {
  builder.append(ERR_FIELD_NAME, errorDesc);
  builder.append(CODE_FIELD_NAME, error.getErrorCode());
 }
 builder.append(N_FIELD_NAME, getN());
 if (replInfo != null) {
  replInfo.marshall(builder);
 }
 if (shardInfo != null) {
  shardInfo.marshall(builder);
 }
}