Java Collection First getFirst(Collection c)

Description

Returns the first element in a collection (according to its iterator).

License

Open Source License

Exception

Parameter	Description

Declaration

public static Object getFirst(Collection c) 

Method Source Code

//package com.java2s;

import java.util.Collection;

public class Main {
    /**/*  w  w  w  . j  a v a2 s.c om*/
     * Returns the first element in a collection (according to its iterator).
     * 
     * @throws java.util.NoSuchElementException
     *           if collection is empty.
     */
    public static Object getFirst(Collection c) {
        return c.iterator().next();
    }
}

Related

1. firstNonNull(Collection collection)
2. firstOrThat(Collection collection, T that)
3. firstValue(Class type, Collection values)
4. GET_FIRST_ELEMENT(Collection coll)
5. getCollectionFirstElement( final Collection collection)
6. getFirst(Collection c)
7. getFirst(Collection collection)
8. getFirst(Collection bag)
9. getFirst(Collection c)