Here you can find the source of maybeGrow(List
private static List<ByteBuffer> maybeGrow(List<ByteBuffer> l, int size)
//package com.java2s; /*// ww w. ja v a 2 s. com * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import java.nio.ByteBuffer; import java.util.ArrayList; import java.util.List; public class Main { private static List<ByteBuffer> maybeGrow(List<ByteBuffer> l, int size) { if (l.size() >= size) return l; List<ByteBuffer> nl = new ArrayList<>(size); nl.addAll(l); for (int i = l.size(); i < size; i++) nl.add(null); return nl; } }