摘要：
<dependency> <groupId>org.apache.httpcomponents</groupId> <artifactId>httpclient</artifactId> <version>4.5.1</version> </dependency> 针对4.5版本的Httpclien 阅读全文
摘要：
import com.alibaba.fastjson.JSONObject; import org.apache.http.Header; import org.apache.http.HttpEntity; import org.apache.http.HttpStatus; import or 阅读全文