Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
//License from project: Apache License 

import java.util.Collections;
import java.util.List;

public class Main {
    /**
     * Returns a {@link List} containing the elements of the given {@link List} from offset and only the given amount.
     * If there aren't enough elements in the given {@link List} for the requested amount the rest of the {@link List}
     * will returned. Returns null if the given {@link List} is null.
     *
     * @param list the {@link List} to get a sublist from.
     * @param offset start of elements to return
     * @param amount amount of elements to return
     * @return the sublist or null.
     */
    public static <T> List<T> subList(final List<T> list, final int offset, final int amount) {
        if (list == null) {
            return null;
        }

        if (offset >= list.size()) {
            return Collections.emptyList();
        }

        int toPos = offset + amount;
        if (toPos >= list.size()) {
            toPos = list.size();
        }

        return list.subList(offset, toPos);
    }
}