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root/jsr166/jsr166/src/main/java/util/Deque.java

Comparing jsr166/src/main/java/util/Deque.java (file contents):
Revision 1.30 by jsr166, Tue Dec 2 05:48:28 2014 UTC vs.
Revision 1.34 by jsr166, Tue Mar 22 15:27:58 2016 UTC

#	Line 145 | Line 145 | package java.util;
145		* that do allow null elements are strongly encouraged <i>not</i> to
146		* take advantage of the ability to insert nulls.  This is so because
147		* {@code null} is used as a special return value by various methods
148	<	* to indicated that the deque is empty.
148	>	* to indicate that the deque is empty.
149		*
150		* <p>{@code Deque} implementations generally do not define
151		* element-based versions of the {@code equals} and {@code hashCode}
#	Line 323 | Line 323 | public interface Deque<E> extends Queue<
323		* @return {@code true} if an element was removed as a result of this call
324		* @throws ClassCastException if the class of the specified element
325		*         is incompatible with this deque
326	<	*         (<a href="../Collection.html#optional-restrictions">optional</a>)
327	<	* @throws NullPointerException if the specified element is null
328	<	*         (<a href="../Collection.html#optional-restrictions">optional</a>)
326	>	* (<a href="{@docRoot}/../api/java/util/Collection.html#optional-restrictions">optional</a>)
327	>	* @throws NullPointerException if the specified element is null and this
328	>	*         deque does not permit null elements
329	>	* (<a href="{@docRoot}/../api/java/util/Collection.html#optional-restrictions">optional</a>)
330		*/
331		boolean removeFirstOccurrence(Object o);
332
#	Line 341 | Line 342 | public interface Deque<E> extends Queue<
342		* @return {@code true} if an element was removed as a result of this call
343		* @throws ClassCastException if the class of the specified element
344		*         is incompatible with this deque
345	<	*         (<a href="../Collection.html#optional-restrictions">optional</a>)
346	<	* @throws NullPointerException if the specified element is null
347	<	*         (<a href="../Collection.html#optional-restrictions">optional</a>)
345	>	* (<a href="{@docRoot}/../api/java/util/Collection.html#optional-restrictions">optional</a>)
346	>	* @throws NullPointerException if the specified element is null and this
347	>	*         deque does not permit null elements
348	>	* (<a href="{@docRoot}/../api/java/util/Collection.html#optional-restrictions">optional</a>)
349		*/
350		boolean removeLastOccurrence(Object o);
351
#	Line 498 | Line 500 | public interface Deque<E> extends Queue<
500		* @return {@code true} if an element was removed as a result of this call
501		* @throws ClassCastException if the class of the specified element
502		*         is incompatible with this deque
503	<	*         (<a href="../Collection.html#optional-restrictions">optional</a>)
504	<	* @throws NullPointerException if the specified element is null
505	<	*         (<a href="../Collection.html#optional-restrictions">optional</a>)
503	>	* (<a href="{@docRoot}/../api/java/util/Collection.html#optional-restrictions">optional</a>)
504	>	* @throws NullPointerException if the specified element is null and this
505	>	*         deque does not permit null elements
506	>	* (<a href="{@docRoot}/../api/java/util/Collection.html#optional-restrictions">optional</a>)
507		*/
508		boolean remove(Object o);
509
#	Line 513 | Line 516 | public interface Deque<E> extends Queue<
516		* @return {@code true} if this deque contains the specified element
517		* @throws ClassCastException if the class of the specified element
518		*         is incompatible with this deque
519	<	*         (<a href="../Collection.html#optional-restrictions">optional</a>)
520	<	* @throws NullPointerException if the specified element is null
521	<	*         (<a href="../Collection.html#optional-restrictions">optional</a>)
519	>	* (<a href="{@docRoot}/../api/java/util/Collection.html#optional-restrictions">optional</a>)
520	>	* @throws NullPointerException if the specified element is null and this
521	>	*         deque does not permit null elements
522	>	* (<a href="{@docRoot}/../api/java/util/Collection.html#optional-restrictions">optional</a>)
523		*/
524		boolean contains(Object o);
525
#	Line 524 | Line 528 | public interface Deque<E> extends Queue<
528		*
529		* @return the number of elements in this deque
530		*/
531	<	public int size();
531	>	int size();
532
533		/**
534		* Returns an iterator over the elements in this deque in proper sequence.

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