src/java.base/share/classes/java/util/LinkedList.java

@@ -310,11 +310,11 @@
 
     /**
      * Returns {@code true} if this list contains the specified element.
      * More formally, returns {@code true} if and only if this list contains
      * at least one element {@code e} such that
-     * <tt>(o==null&nbsp;?&nbsp;e==null&nbsp;:&nbsp;o.equals(e))</tt>.
+     * {@code Objects.equals(o, e)}.
      *
      * @param o element whose presence in this list is to be tested
      * @return {@code true} if this list contains the specified element
      */
     public boolean contains(Object o) {

@@ -346,11 +346,11 @@
     /**
      * Removes the first occurrence of the specified element from this list,
      * if it is present.  If this list does not contain the element, it is
      * unchanged.  More formally, removes the element with the lowest index
      * {@code i} such that
-     * <tt>(o==null&nbsp;?&nbsp;get(i)==null&nbsp;:&nbsp;o.equals(get(i)))</tt>
+     * {@code Objects.equals(o, get(i))}
      * (if such an element exists).  Returns {@code true} if this list
      * contained the specified element (or equivalently, if this list
      * changed as a result of the call).
      *
      * @param o element to be removed from this list, if present

@@ -587,11 +587,11 @@
 
     /**
      * Returns the index of the first occurrence of the specified element
      * in this list, or -1 if this list does not contain the element.
      * More formally, returns the lowest index {@code i} such that
-     * <tt>(o==null&nbsp;?&nbsp;get(i)==null&nbsp;:&nbsp;o.equals(get(i)))</tt>,
+     * {@code Objects.equals(o, get(i))},
      * or -1 if there is no such index.
      *
      * @param o element to search for
      * @return the index of the first occurrence of the specified element in
      *         this list, or -1 if this list does not contain the element

@@ -616,11 +616,11 @@
 
     /**
      * Returns the index of the last occurrence of the specified element
      * in this list, or -1 if this list does not contain the element.
      * More formally, returns the highest index {@code i} such that
-     * <tt>(o==null&nbsp;?&nbsp;get(i)==null&nbsp;:&nbsp;o.equals(get(i)))</tt>,
+     * {@code Objects.equals(o, get(i))},
      * or -1 if there is no such index.
      *
      * @param o element to search for
      * @return the index of the last occurrence of the specified element in
      *         this list, or -1 if this list does not contain the element