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justinmusgrove/GetFirstElementInList

Last active December 22, 2015 06:09
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#java
Raw
GetFirstElementInList
List<String> strings = new ArrayList<String>();
strings.add("one");
strings.add("two");
strings.add("three");
String firstElement = null;
if (!strings.isEmpty() && strings.size() == 1) {
firstElement = strings.get(0);
}
Raw
GetFirstElementInListGuava
List<String> strings = Lists.newArrayList("one", "two", "three");
String firstElement = Iterables.getFirst(strings, null);
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