java.util.Arrays#sort

基本数据类型数组

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/**          * java.util.Arrays#sort(int[])          *      public static void sort(int[] a) {          *         DualPivotQuicksort.sort(a, 0, a.length - 1, null, 0, 0);         // DualPivotQuicksort          *     }          */

　　

Object[]

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/**          * java.util.Arrays#sort(java.lang.Object[])          *      public static void sort(Object[] a) {          *         if (LegacyMergeSort.userRequested)          *             legacyMergeSort(a);          *         else          *             ComparableTimSort.sort(a, 0, a.length, null, 0, 0);          // timSort          *     }          */

　　

T[]

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/**         * java.util.Arrays#sort(java.lang.Object[], java.util.Comparator)         *      public static <T> void sort(T[] a, Comparator<? super T> c) {         *         if (c == null) {         *             sort(a);         *         } else {         *             if (LegacyMergeSort.userRequested)         *                 legacyMergeSort(a, c);         *             else         *                 TimSort.sort(a, 0, a.length, c, null, 0, 0);                 // timSort         *         }         *     }         */