文字列配列ソートの高速ソートの実装

package com.cn.gao;

// 

public class CharQuickSort {

    public static final int SIZE=5;

    // 

    public static int charPartition(String a[], int left, int right){

        int l,r;

        String temp;

        l=left;

        r=right;

        temp=a[l];            // 

        while(l<r){

            while(a[r].compareTo(temp)>0&&l<r){

                r--;

            }

            if(l<r){

                a[l]=a[r];

                l++;

            }

            while(a[l].compareTo(temp)<0&&l<r){

                l++;

            }

            if(l<r){

                a[r]=a[l];

                r--;

            }

        }

        a[l]=temp;

        return l;

    }

    // 

    public static void charQuickSort(String a[], int left, int right){

        int p;

        if(left<right){

            p = charPartition(a,left,right);

            charQuickSort(a,left,p-1);

            charQuickSort(a,p+1,right);

        }

    }

    public static void main(String[] args) {

        // 

        String[] a = new String[]{"One","World","Dream","Beijing","Olympic"};    

        // 

        System.out.println(" ：");

        for(int i=0;i<a.length;i++){

            System.out.print(a[i]+" ");

        }

        System.out.println();

        // 

        charQuickSort(a,0,SIZE-1);

        // 

        System.out.println(" ：");

        for(int i=0;i<a.length;i++){

            System.out.print(a[i]+" ");

        }

        System.out.println();



    }



}