c# 调用接口返回json
需要命名空间
using system.net;
using system.net.security
using system.security.cryptography.x509certificates;
using system.web.script.serialization;
using newtonsoft.json;
//来对远程x.509证书的验证进行处理防止出现未能为ssl/tls 安全通道建立信任关系错误
public static class util
{
public static void setcertificatepolicy()
{
servicepointmanager.servercertificatevalidationcallback
+= remotecertificatevalidate;
}
private static bool remotecertificatevalidate(
object sender, x509certificate cert,
x509chain chain, sslpolicyerrors error)
{
system.console.writeline("warning, trust any certificate");
return true;
}
}
public string token()
{
string parameters = "acount=123&&pwd=456";//接口账号密码
string url = string.concat("https://api.ceshi/login.json?", parameters);//获取token的api地址
util.setcertificatepolicy();//来对远程x.509证书的验证进行处理防止出现未能为ssl/tls 安全通道建立信任关系
httpwebrequest request = (httpwebrequest)webrequest.create(url);//创建request
request.method = "get";//提交数据方式
httpwebresponse response = (httpwebresponse)request.getresponse();//发送目标请求
string jsonstring;//json字符串
string token;//token
using (stream stream = response.getresponsestream())
{
streamreader reader = new streamreader(stream, system.text.encoding.utf8);
jsonstring = reader.readtoend();//得到json字符串
javascriptserializer js = new javascriptserializer();
test.info info = js.deserialize<test.info>(jsonstring);// json格式实体 deserialize<t>(string):将json字符串转化为类型t。 将json字符串进行序列化为test.info
token = info.data.community_token;//得到token
}
return token;
}
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