新增注释

panda-code/src/main/java/org/panda/code/uitl/SortUtil.java

@@ -98,10 +98,39 @@ public class SortUtil {
      * @param arr
      * @return
      */
-    public static int[] quickSort(int[] arr){
+    public static void quickSort(int[] arr){
         int low = 0;
         int high = arr.length-1;
-        return arr;
+        if (high-low<1){
+            return;
+        }
+        boolean flag = true;
+        int start = low;
+        int end = high;
+        int midValue = arr[low];
+        while (true){
+            if (flag){
+                if (arr[high]>midValue){
+                    high--;
+                }else if (arr[high]<midValue){
+                    arr[low] = arr[high];
+                    low++;
+                    flag = false;
+                }
+            }else {
+                if (arr[low]<midValue){
+                    low++;
+                }else if (arr[low]>midValue){
+                    arr[high] = arr[low];
+                    high--;
+                    flag = true;
+                }
+            }
+            if (low == high){
+                arr[low] = midValue;
+                break;
+            }
+        }
     }
 
     /**

panda-code/src/main/java/org/panda/code/uitl/os/NetUtil.java

@@ -10,6 +10,10 @@ import java.net.UnknownHostException;
  */
 public class NetUtil {
 
+    /**
+     * 获取IP
+     * @return
+     */
     public static String getIp(){
         String ip = null;
         try {

panda-jdbc/src/main/java/org/panda/jdbc/annotation/Table.java

@@ -3,8 +3,8 @@ package org.panda.jdbc.annotation;
 import java.lang.annotation.*;
 
 /**
+ * 数据库表注解
  * @author qi
- *  数据库表注解
  */
 @Target(ElementType.TYPE)
 @Retention(RetentionPolicy.RUNTIME)