ZhouliProject/Zhouli.Common/HttpHelper.cs

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using System;
using System.Collections.Generic;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;

namespace Zhouli.Common
{
    /// <summary>
    /// Http请求帮助类
    /// </summary>
    public class HttpHelper
    {
        /// <summary>
        /// 同步GET请求
        /// </summary>
        /// <param name="url"></param>
        /// <param name="headers"></param>
        /// <param name="timeout">请求响应超时时间，单位/s(默认100秒)</param>
        /// <returns></returns>
        public static string HttpGet(string url, Dictionary<string, string> headers = null, int timeout = 0)
        {
            using (HttpClient client = new HttpClient())
            {
                if (headers != null)
                {
                    foreach (KeyValuePair<string, string> header in headers)
                    {
                        client.DefaultRequestHeaders.Add(header.Key, header.Value);
                    }
                }
                if (timeout > 0)
                {
                    client.Timeout = new TimeSpan(0, 0, timeout);
                }
                Byte[] resultBytes = client.GetByteArrayAsync(url).Result;
                return Encoding.UTF8.GetString(resultBytes);
            }
        }
        /// <summary>
        /// 异步GET请求
        /// </summary>
        /// <param name="url"></param>
        /// <param name="headers"></param>
        /// <param name="timeout">请求响应超时时间，单位/s(默认100秒)</param>
        /// <returns></returns>
        public static async Task<string> HttpGetAsync(string url, Dictionary<string, string> headers = null, int timeout = 0)
        {
            using (HttpClient client = new HttpClient())
            {
                if (headers != null)
                {
                    foreach (KeyValuePair<string, string> header in headers)
                    {
                        client.DefaultRequestHeaders.Add(header.Key, header.Value);
                    }
                }
                if (timeout > 0)
                {
                    client.Timeout = new TimeSpan(0, 0, timeout);