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COSXML/Utils/StringUtils.cs

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+using System;
+using System.Collections.Generic;
+using System.Text;
+using COSXML.CosException;
+using COSXML.Common;
+/**
+* Copyright (c) 2018 Tencent Cloud. All rights reserved.
+* 11/23/2018 2:57:33 PM
+* bradyxiao
+*/
+namespace COSXML.Utils
+{
+    public sealed class StringUtils
+    {
+        public static int Compare(string strA, string strB, bool ignoreCase)
+        {
+            if (strA == null || strB == null) throw new CosClientException((int)CosClientError.INVALID_ARGUMENT, "strA = null or strA = null");
+            if (ignoreCase)
+            {
+                strA = strA.ToLower();
+                strB = strB.ToLower();
+            }
+            int strALen = strA.Length;
+            int strBLen = strB.Length;
+
+            for (int i = 0, size = strALen > strBLen ? strBLen : strALen; i < size; i++)
+            {
+                int temp1 = (int)strA[i];
+                int temp2 = (int)strB[i];
+                if (temp1 > temp2)
+                {
+                    return 1;
+                }
+                else if (temp1 < temp2)
+                {
+                    return -1;
+                }
+
+            }
+            if (strALen > strBLen) return 1;
+            if (strALen < strBLen) return -1;
+            return 0;
+        }
+
+        public static Dictionary<string, string> ParseURL(string url)
+        {
+            Dictionary<string, string> urlTuple = new Dictionary<string, string>();
+            if (String.IsNullOrEmpty(url)) return null;
+            int index = url.IndexOf("://");
+            if (index > 0)
+            {
+                urlTuple.Add("Scheme", url.Substring(0, index));
+            }
+            else
+            {
+                throw new ArgumentException("url need start with http:// or https://");
+            }
+            int tmp = index;
+            index = url.IndexOf('/', tmp + 3);
+            if (index > 0)
+            {
+                urlTuple.Add("Host", url.Substring(tmp + 3, index - tmp - 3));
+                tmp = index;
+            }
+            else
+            {
+                urlTuple.Add("Host", url.Substring(tmp + 3));
+                return urlTuple;
+            }
+            index = url.IndexOf('?', tmp);
+            if (index > 0)
+            {
+                urlTuple.Add("Path", url.Substring(tmp, index - tmp));
+                tmp = index;
+            }
+            else
+            {
+                urlTuple.Add("Path", url.Substring(tmp));
+                return urlTuple;
+            }
+            index = url.IndexOf("#", tmp + 1);
+            if (index > 0)
+            {
+                urlTuple.Add("Query", url.Substring(tmp + 1, index - tmp - 1));
+                tmp = index;
+            }
+            else
+            {
+                urlTuple.Add("Query", url.Substring(tmp + 1));
+                return urlTuple;
+            }
+            urlTuple.Add("Fragment", url.Substring(tmp + 1));
+            return urlTuple;
+        }
+    }
+}