From 54933ac3ac182bdd1c5991714120d9dd08c27a5c Mon Sep 17 00:00:00 2001
From: Redkale <22250530@qq.com>
Date: Tue, 21 Feb 2017 20:27:19 +0800
Subject: [PATCH] =?UTF-8?q?Utility=E5=A2=9E=E5=8A=A0=20=E5=88=A0=E9=99=A4?=
 =?UTF-8?q?=E6=8E=89=E5=AD=97=E7=AC=A6=E4=B8=B2=E6=95=B0=E7=BB=84=E4=B8=AD?=
 =?UTF-8?q?=E5=8C=85=E5=90=AB=E6=8C=87=E5=AE=9A=E7=9A=84=E5=AD=97=E7=AC=A6?=
 =?UTF-8?q?=E4=B8=B2=20=E6=96=B9=E6=B3=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/org/redkale/util/Utility.java | 38 +++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/src/org/redkale/util/Utility.java b/src/org/redkale/util/Utility.java
index a9e842d60..d0a6e3a6d 100644
--- a/src/org/redkale/util/Utility.java
+++ b/src/org/redkale/util/Utility.java
@@ -128,6 +128,44 @@ public final class Utility {
         return UUID.randomUUID().toString().replace("-", "");
     }
 
+    /**
+     * 删除掉字符串数组中包含指定的字符串
+     *
+     * @param columns 待删除数组
+     * @param cols    需排除的字符串
+     *
+     * @return 新字符串数组
+     */
+    public static String[] remove(final String[] columns, final String... cols) {
+        if (columns == null || columns.length == 0 || cols == null || cols.length == 0) return columns;
+        int count = 0;
+        for (String column : columns) {
+            boolean flag = false;
+            for (String col : cols) {
+                if (column != null && column.equals(col)) {
+                    flag = true;
+                    break;
+                }
+            }
+            if (flag) count++;
+        }
+        if (count == 0) return columns;
+        if (count == columns.length) return new String[0];
+        final String[] newcols = new String[columns.length - count];
+        count = 0;
+        for (String column : columns) {
+            boolean flag = false;
+            for (String col : cols) {
+                if (column != null && column.equals(col)) {
+                    flag = true;
+                    break;
+                }
+            }
+            if (!flag) newcols[count++] = column;
+        }
+        return newcols;
+    }
+
     /**
      * 将buffer的内容转换成字符串, string参数不为空时会追加在buffer内容字符串之前
      *