chore: 初始化北汽福田MES采集程序

Common/00-1Json8.3/Json8.3/Utilities/StringUtils.cs

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+#region License
+// Copyright (c) 2007 James Newton-King
+//
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+using System.Globalization;
+#if NET20
+using Newtonsoft.Json.Utilities.LinqBridge;
+#else
+using System.Linq;
+#endif
+using Newtonsoft.Json.Serialization;
+
+namespace Newtonsoft.Json.Utilities
+{
+    internal static class StringUtils
+    {
+        public const string CarriageReturnLineFeed = "\r\n";
+        public const string Empty = "";
+        public const char CarriageReturn = '\r';
+        public const char LineFeed = '\n';
+        public const char Tab = '\t';
+
+        public static string FormatWith(this string format, IFormatProvider provider, object arg0)
+        {
+            return format.FormatWith(provider, new[] { arg0 });
+        }
+
+        public static string FormatWith(this string format, IFormatProvider provider, object arg0, object arg1)
+        {
+            return format.FormatWith(provider, new[] { arg0, arg1 });
+        }
+
+        public static string FormatWith(this string format, IFormatProvider provider, object arg0, object arg1, object arg2)
+        {
+            return format.FormatWith(provider, new[] { arg0, arg1, arg2 });
+        }
+
+        public static string FormatWith(this string format, IFormatProvider provider, object arg0, object arg1, object arg2, object arg3)
+        {
+            return format.FormatWith(provider, new[] { arg0, arg1, arg2, arg3 });
+        }
+
+        private static string FormatWith(this string format, IFormatProvider provider, params object[] args)
+        {
+            // leave this a private to force code to use an explicit overload
+            // avoids stack memory being reserved for the object array
+            ValidationUtils.ArgumentNotNull(format, nameof(format));
+
+            return string.Format(provider, format, args);
+        }
+
+        /// <summary>
+        /// Determines whether the string is all white space. Empty string will return false.
+        /// </summary>
+        /// <param name="s">The string to test whether it is all white space.</param>
+        /// <returns>
+        /// 	<c>true</c> if the string is all white space; otherwise, <c>false</c>.
+        /// </returns>
+        public static bool IsWhiteSpace(string s)
+        {
+            if (s == null)
+            {
+                throw new ArgumentNullException(nameof(s));
+            }
+
+            if (s.Length == 0)
+            {
+                return false;
+            }
+
+            for (int i = 0; i < s.Length; i++)
+            {
+                if (!char.IsWhiteSpace(s[i]))
+                {
+                    return false;
+                }
+            }
+
+            return true;
+        }
+
+        /// <summary>
+        /// Nulls an empty string.
+        /// </summary>
+        /// <param name="s">The string.</param>
+        /// <returns>Null if the string was null, otherwise the string unchanged.</returns>
+        public static string NullEmptyString(string s)
+        {
+            return (string.IsNullOrEmpty(s)) ? null : s;
+        }
+
+        public static StringWriter CreateStringWriter(int capacity)
+        {
+            StringBuilder sb = new StringBuilder(capacity);
+            StringWriter sw = new StringWriter(sb, CultureInfo.InvariantCulture);
+
+            return sw;
+        }
+
+        public static int? GetLength(string value)
+        {
+            if (value == null)
+            {
+                return null;
+            }
+            else
+            {
+                return value.Length;
+            }
+        }
+
+        public static void ToCharAsUnicode(char c, char[] buffer)
+        {
+            buffer[0] = '\\';
+            buffer[1] = 'u';
+            buffer[2] = MathUtils.IntToHex((c >> 12) & '\x000f');
+            buffer[3] = MathUtils.IntToHex((c >> 8) & '\x000f');
+            buffer[4] = MathUtils.IntToHex((c >> 4) & '\x000f');
+            buffer[5] = MathUtils.IntToHex(c & '\x000f');
+        }
+
+        public static TSource ForgivingCaseSensitiveFind<TSource>(this IEnumerable<TSource> source, Func<TSource, string> valueSelector, string testValue)
+        {
+            if (source == null)
+            {
+                throw new ArgumentNullException(nameof(source));
+            }
+            if (valueSelector == null)
+            {
+                throw new ArgumentNullException(nameof(valueSelector));
+            }
+
+            var caseInsensitiveResults = source.Where(s => string.Equals(valueSelector(s), testValue, StringComparison.OrdinalIgnoreCase));
+            if (caseInsensitiveResults.Count() <= 1)
+            {
+                return caseInsensitiveResults.SingleOrDefault();
+            }
+            else
+            {
+                // multiple results returned. now filter using case sensitivity
+                var caseSensitiveResults = source.Where(s => string.Equals(valueSelector(s), testValue, StringComparison.Ordinal));
+                return caseSensitiveResults.SingleOrDefault();
+            }
+        }
+
+        public static string ToCamelCase(string s)
+        {
+            if (string.IsNullOrEmpty(s) || !char.IsUpper(s[0]))
+            {
+                return s;
+            }
+
+            char[] chars = s.ToCharArray();
+
+            for (int i = 0; i < chars.Length; i++)
+            {
+                if (i == 1 && !char.IsUpper(chars[i]))
+                {
+                    break;
+                }
+
+                bool hasNext = (i + 1 < chars.Length);
+                if (i > 0 && hasNext && !char.IsUpper(chars[i + 1]))
+                {
+                    break;
+                }
+
+#if !(DOTNET || PORTABLE)
+                chars[i] = char.ToLower(chars[i], CultureInfo.InvariantCulture);
+#else
+                chars[i] = char.ToLowerInvariant(chars[i]);
+#endif
+            }
+
+            return new string(chars);
+        }
+
+        public static bool IsHighSurrogate(char c)
+        {
+#if !(PORTABLE40 || PORTABLE)
+            return char.IsHighSurrogate(c);
+#else
+            return (c >= 55296 && c <= 56319);
+#endif
+        }
+
+        public static bool IsLowSurrogate(char c)
+        {
+#if !(PORTABLE40 || PORTABLE)
+            return char.IsLowSurrogate(c);
+#else
+            return (c >= 56320 && c <= 57343);
+#endif
+        }
+
+        public static bool StartsWith(this string source, char value)
+        {
+            return (source.Length > 0 && source[0] == value);
+        }
+
+        public static bool EndsWith(this string source, char value)
+        {
+            return (source.Length > 0 && source[source.Length - 1] == value);
+        }
+    }
+}