Android Open Source - Teracast-Android List Utils

From Project

License

The source code is released under:

Apache License

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Java Source Code

package com.davidtpate.teracast.util;
//from  ww  w .  j  ava  2  s  .co m
import java.util.List;

public class ListUtils {
    public static Object getItem(List<?> list, int position) {
        if (!isOutOfBounds(list, position))
            return list.get(position);
        return null;
    }

    public static int getCount(List<?> list) {
        if (list == null)
            return 0;
        return list.size();
    }

  public static boolean isEmpty(List<?> list) {
    if (list == null)
      return true;
    else
      return list.isEmpty();
  }

  public static boolean isOutOfBounds(List<?> list, int position) {
    if (isEmpty(list))
      return true;
    else if (list.size() <= position)
      return true;
    else
      return false;
  }
}

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