protected static <T extends Builder<?>> ObjectParser<T, Void> createAllocateParser(String command) {
    ObjectParser<T, Void> parser = new ObjectParser<>(command);
    parser.declareString(Builder::setIndex, new ParseField(INDEX_FIELD));
    parser.declareInt(Builder::setShard, new ParseField(SHARD_FIELD));
    parser.declareString(Builder::setNode, new ParseField(NODE_FIELD));
    return parser;
}
 

protected static <T extends Builder<?>> ObjectParser<T, Void> createAllocatePrimaryParser(String command) {
    ObjectParser<T, Void> parser = AbstractAllocateAllocationCommand.createAllocateParser(command);
    parser.declareBoolean(Builder::setAcceptDataLoss, new ParseField(ACCEPT_DATA_LOSS_FIELD));
    return parser;
}