Java Utililty Methods List First Item

List of utility methods to do List First Item

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Description

The list of methods to do List First Item are organized into topic(s).

Method

Tfirst(List l)
first 
return l.get(0);
Tfirst(List l)
Get the first element from a list. 
return l.get(0);
Tfirst(List list)
first 
return isNullOrEmpty(list) ? null : list.get(0);
Tfirst(List list)
first 
return first(list, null);
Tfirst(List list)
first 
return isEmpty(list) ? null : list.get(0);
Tfirst(List list)
Returns the first element of the passed list, null if the list is empty or null. 
return isNotEmpty(list) ? list.get(0) : null;
Tfirst(List list)
first 
if (list == null || list.isEmpty())
    throw new IllegalArgumentException("List is empty");
return list.get(0);
Tfirst(List list)
first 
return get(list, 0);
Tfirst(List list)
first 
if (list.size() < 1) {
    throw new NoSuchElementException("Collection does not have a enough elements");
return list.get(0);
Tfirst(List list)
first 
if (list.isEmpty()) {
    return null;
return list.get(0);