601 lines
18 KiB
C#
601 lines
18 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using MyCode.Project.Infrastructure.Extensions;
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namespace MyCode.Project.Infrastructure.Common
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{
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public static class Conv
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{
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#region ToByte(转换为byte)
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/// <summary>
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/// 转换为8位可空整型
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static byte ToByte(object input)
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{
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return ToByte(input, default(byte));
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}
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/// <summary>
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/// 转换为8位可空整型
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/// </summary>
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/// <param name="input">输入值</param>
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/// <param name="defaultValue">默认值</param>
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/// <returns></returns>
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public static byte ToByte(object input, byte defaultValue)
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{
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return ToByteOrNull(input) ?? defaultValue;
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}
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/// <summary>
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/// 转换为8位可空整型
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static byte? ToByteOrNull(object input)
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{
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byte result;
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var success = byte.TryParse(input.SafeString(), out result);
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if (success)
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{
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return result;
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}
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return null;
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}
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#endregion
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#region ToChar(转换为char)
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/// <summary>
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/// 转换为字符
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static char ToChar(object input)
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{
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return ToChar(input, default(char));
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}
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/// <summary>
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/// 转换为字符
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/// </summary>
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/// <param name="input">输入值</param>
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/// <param name="defaultValue">默认值</param>
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/// <returns></returns>
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public static char ToChar(object input, char defaultValue)
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{
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return ToCharOrNull(input) ?? defaultValue;
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}
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/// <summary>
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/// 转换为可空字符
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static char? ToCharOrNull(object input)
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{
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char result;
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var success = char.TryParse(input.SafeString(), out result);
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if (success)
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{
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return result;
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}
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return null;
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}
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#endregion
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#region ToShort(转换为short)
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/// <summary>
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/// 转换为16位整型
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static short ToShort(object input)
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{
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return ToShort(input, default(short));
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}
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/// <summary>
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/// 转换为16位整型
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/// </summary>
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/// <param name="input">输入值</param>
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/// <param name="defaultValue">默认值</param>
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/// <returns></returns>
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public static short ToShort(object input, short defaultValue)
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{
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return ToShortOrNull(input) ?? defaultValue;
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}
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/// <summary>
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/// 转换为16位可空整型
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static short? ToShortOrNull(object input)
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{
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short result;
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var success = short.TryParse(input.SafeString(), out result);
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if (success)
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{
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return result;
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}
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return null;
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}
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#endregion
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#region ToInt(转换为int)
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/// <summary>
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/// 转换为32位整型
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static int ToInt(object input)
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{
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return ToInt(input, default(int));
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}
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/// <summary>
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/// 转换为32位整型
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/// </summary>
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/// <param name="input">输入值</param>
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/// <param name="defaultValue">默认值</param>
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/// <returns></returns>
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public static int ToInt(object input, int defaultValue)
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{
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return ToIntOrNull(input) ?? defaultValue;
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}
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/// <summary>
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/// 转换为32位可空整型
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static int? ToIntOrNull(object input)
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{
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int result;
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var success = int.TryParse(input.SafeString(), out result);
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if (success)
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{
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return result;
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}
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try
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{
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var temp = ToDoubleOrNull(input, 0);
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if (temp == null)
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{
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return null;
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}
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return System.Convert.ToInt32(temp);
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}
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catch
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{
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return null;
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}
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}
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#endregion
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#region ToLong(转换为long)
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/// <summary>
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/// 转换为64位整型
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static long ToLong(object input)
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{
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return ToLong(input, default(long));
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}
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/// <summary>
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/// 转换为64位整型
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/// </summary>
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/// <param name="input">输入值</param>
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/// <param name="defaultValue">默认值</param>
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/// <returns></returns>
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public static long ToLong(object input, long defaultValue)
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{
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return ToLongOrNull(input) ?? defaultValue;
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}
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/// <summary>
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/// 转换为64位可空整型
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static long? ToLongOrNull(object input)
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{
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long result;
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var success = long.TryParse(input.SafeString(), out result);
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if (success)
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{
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return result;
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}
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try
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{
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var temp = ToDecimalOrNull(input, 0);
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if (temp == null)
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{
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return null;
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}
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return System.Convert.ToInt64(temp);
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}
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catch
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{
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return null;
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}
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}
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#endregion
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#region ToFloat(转换为float)
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/// <summary>
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/// 转换为32位浮点型，并按指定小数位舍入
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/// </summary>
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/// <param name="input">输入值</param>
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/// <param name="digits">小数位数</param>
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/// <returns></returns>
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public static float ToFloat(object input, int? digits = null)
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{
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return ToFloat(input, default(float), digits);
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}
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/// <summary>
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/// 转换为32位浮点型，并按指定小数位舍入
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/// </summary>
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/// <param name="input">输入值</param>
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/// <param name="defaultValue">默认值</param>
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/// <param name="digits">小数位数</param>
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/// <returns></returns>
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public static float ToFloat(object input, float defaultValue, int? digits = null)
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{
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return ToFloatOrNull(input, digits) ?? defaultValue;
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}
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/// <summary>
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/// 转换为32位可空浮点型，并按指定小数位舍入
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/// </summary>
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/// <param name="input">输入值</param>
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/// <param name="digits">小数位数</param>
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/// <returns></returns>
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public static float? ToFloatOrNull(object input, int? digits = null)
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{
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float result;
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var success = float.TryParse(input.SafeString(), out result);
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if (!success)
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{
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return null;
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}
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if (digits == null)
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{
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return result;
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}
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return (float)Math.Round(result, digits.Value);
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}
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#endregion
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#region ToDouble(转换为double)
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/// <summary>
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/// 转换为64位浮点型，并按指定小数位舍入，温馨提示：4舍6入5成双
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/// </summary>
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/// <param name="input">输入值</param>
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/// <param name="digits">小数位数</param>
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/// <returns></returns>
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public static double ToDouble(object input, int? digits = null)
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{
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return ToDouble(input, default(double), digits);
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}
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/// <summary>
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/// 转换为64位浮点型，并按指定小数位舍入，温馨提示：4舍6入5成双
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/// </summary>
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/// <param name="input">输入值</param>
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/// <param name="defaultValue">默认值</param>
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/// <param name="digits">小数位数</param>
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/// <returns></returns>
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public static double ToDouble(object input, double defaultValue, int? digits = null)
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{
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return ToDoubleOrNull(input, digits) ?? defaultValue;
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}
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/// <summary>
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/// 转换为64位可空浮点型，并按指定小数位舍入，温馨提示：4舍6入5成双
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/// </summary>
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/// <param name="input">输入值</param>
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/// <param name="digits">小数位数</param>
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/// <returns></returns>
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public static double? ToDoubleOrNull(object input, int? digits = null)
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{
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double result;
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var success = double.TryParse(input.SafeString(), out result);
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if (!success)
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{
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return null;
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}
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return digits == null ? result : Math.Round(result, digits.Value);
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}
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#endregion
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#region ToDecimal(转换为decimal)
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/// <summary>
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/// 转换为128位浮点型，并按指定小数位舍入，温馨提示：4舍6入5成双
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/// </summary>
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/// <param name="input">输入值</param>
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/// <param name="digits">小数位数</param>
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/// <returns></returns>
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public static decimal ToDecimal(object input, int? digits = null)
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{
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return ToDecimal(input, default(decimal), digits);
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}
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/// <summary>
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/// 转换为128位浮点型，并按指定小数位舍入，温馨提示：4舍6入5成双
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/// </summary>
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/// <param name="input">输入值</param>
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/// <param name="defaultValue">默认值</param>
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/// <param name="digits">小数位数</param>
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/// <returns></returns>
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public static decimal ToDecimal(object input, decimal defaultValue, int? digits = null)
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{
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return ToDecimalOrNull(input, digits) ?? defaultValue;
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}
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/// <summary>
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/// 转换为128位可空浮点型，并按指定小数位舍入，温馨提示：4舍6入5成双
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/// </summary>
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/// <param name="input">输入值</param>
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/// <param name="digits">小数位数</param>
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/// <returns></returns>
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public static decimal? ToDecimalOrNull(object input, int? digits = null)
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{
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decimal result;
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var success = decimal.TryParse(input.SafeString(), out result);
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if (!success)
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{
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return null;
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}
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if (digits == null)
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{
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return result;
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}
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return Math.Round(result, digits.Value);
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}
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#endregion
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#region ToBool(转换为bool)
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/// <summary>
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/// 转换为布尔值
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static bool ToBool(object input)
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{
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return ToBool(input, default(bool));
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}
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/// <summary>
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/// 转换为布尔值
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/// </summary>
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/// <param name="input">输入值</param>
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/// <param name="defaultValue">默认值</param>
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/// <returns></returns>
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public static bool ToBool(object input, bool defaultValue)
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{
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return ToBoolOrNull(input) ?? defaultValue;
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}
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/// <summary>
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/// 转换为可空布尔值
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static bool? ToBoolOrNull(object input)
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{
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bool? value = GetBool(input);
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if (value != null)
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{
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return value.Value;
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}
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bool result;
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return bool.TryParse(input.SafeString(), out result) ? (bool?)result : null;
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}
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/// <summary>
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/// 获取布尔值
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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private static bool? GetBool(object input)
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{
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switch (input.SafeString().ToLower())
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{
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case "0":
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case "否":
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case "不":
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case "no":
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case "fail":
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return false;
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case "1":
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case "是":
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case "ok":
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case "yes":
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return true;
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default:
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return null;
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}
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}
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#endregion
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#region ToDate(转换为DateTime)
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/// <summary>
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/// 转换为日期
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static DateTime ToDate(object input)
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{
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return ToDateOrNull(input) ?? DateTime.MinValue;
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}
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/// <summary>
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/// 转换为可空日期
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static DateTime? ToDateOrNull(object input)
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{
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DateTime result;
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return DateTime.TryParse(input.SafeString(), out result) ? (DateTime?)result : null;
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}
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#endregion
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#region ToGuid(转换为Guid)
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/// <summary>
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/// 转换为Guid
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static Guid ToGuid(object input)
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{
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return ToGuidOrNull(input) ?? Guid.Empty;
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}
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/// <summary>
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/// 转换为可空Guid
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/// </summary>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static Guid? ToGuidOrNull(object input)
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{
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Guid result;
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return Guid.TryParse(input.SafeString(), out result) ? (Guid?)result : null;
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}
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/// <summary>
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/// 转换为Guid集合
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/// </summary>
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/// <param name="input">输入值，以逗号分隔的Guid集合字符串，范例：83B0233C-A24F-49FD-8083-1337209EBC9A,EAB523C6-2FE7-47BE-89D5-C6D440C3033A</param>
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/// <returns></returns>
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public static List<Guid> ToGuidList(string input)
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{
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return ToList<Guid>(input);
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}
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#endregion
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#region ToList(泛型集合转换)
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/// <summary>
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/// 泛型集合转换
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/// </summary>
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/// <typeparam name="T">目标元素类型</typeparam>
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/// <param name="input">输入值，以逗号分隔的元素集合字符串，范例：83B0233C-A24F-49FD-8083-1337209EBC9A,EAB523C6-2FE7-47BE-89D5-C6D440C3033A</param>
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/// <returns></returns>
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public static List<T> ToList<T>(string input)
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{
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var result = new List<T>();
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if (string.IsNullOrWhiteSpace(input))
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{
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return result;
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}
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var array = input.Split(',');
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result.AddRange(from each in array where !string.IsNullOrWhiteSpace(each) select To<T>(each));
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return result;
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}
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#endregion
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#region ToEnum(转换为枚举)
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/// <summary>
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/// 转换为枚举
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/// </summary>
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/// <typeparam name="T">枚举类型</typeparam>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static T ToEnum<T>(object input) where T : struct
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{
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return ToEnum<T>(input, default(T));
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}
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/// <summary>
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/// 转换为枚举
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/// </summary>
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/// <typeparam name="T">枚举类型</typeparam>
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/// <param name="input">输入值</param>
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/// <param name="defaultValue">默认值</param>
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/// <returns></returns>
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public static T ToEnum<T>(object input, T defaultValue) where T : struct
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{
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return ToEnumOrNull<T>(input) ?? defaultValue;
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}
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/// <summary>
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/// 转换为可空枚举
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/// </summary>
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/// <typeparam name="T">枚举类型</typeparam>
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/// <param name="input">输入值</param>
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/// <returns></returns>
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public static T? ToEnumOrNull<T>(object input) where T : struct
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{
|
||
T result;
|
||
var success = System.Enum.TryParse(input.SafeString(), true, out result);
|
||
if (success)
|
||
{
|
||
return result;
|
||
}
|
||
return null;
|
||
}
|
||
|
||
#endregion
|
||
|
||
#region To(通用泛型转换)
|
||
/// <summary>
|
||
/// 通用泛型转换
|
||
/// </summary>
|
||
/// <typeparam name="T">目标类型</typeparam>
|
||
/// <param name="input">输入值</param>
|
||
/// <returns></returns>
|
||
public static T To<T>(object input)
|
||
{
|
||
if (input == null)
|
||
{
|
||
return default(T);
|
||
}
|
||
if (input is string && string.IsNullOrWhiteSpace(input.ToString()))
|
||
{
|
||
return default(T);
|
||
}
|
||
Type type = Reflection.GetType<T>();
|
||
try
|
||
{
|
||
if (type.Name.ToLower() == "string")
|
||
{
|
||
return (T)(object)input.ToString();
|
||
}
|
||
if (type.Name.ToLower() == "guid")
|
||
{
|
||
return (T)(object)new Guid(input.ToString());
|
||
}
|
||
if (type.IsEnum)
|
||
{
|
||
return EnumHelper.Parse<T>(input);
|
||
}
|
||
if (input is IConvertible)
|
||
{
|
||
return (T)System.Convert.ChangeType(input, type);
|
||
}
|
||
return (T)input;
|
||
}
|
||
catch
|
||
{
|
||
return default(T);
|
||
}
|
||
}
|
||
#endregion
|
||
}
|
||
}
|