| # | Line 11 | Line 11 | package java.util; | |
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| 11 | * element based on offer, poll, and peek, respectively but that throw | |
| 12 | * exceptions instead of indicating failure via false or null returns. | |
| 13 | * The provided implementations all assume that the base implementation | |
| 14 | < | * does <em>not</em> allow null elements. |
| 14 | > | * does <em>not</em> allow <tt>null</tt> elements. |
| 15 | > | * @since 1.5 |
| 16 | > | * @author Doug Lea |
| 17 | */ | |
| 18 | ||
| 19 | public abstract class AbstractQueue<E> extends AbstractCollection<E> implements Queue<E> { | |
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