java代码模拟postman请求头发送POST

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最新推荐文章于 2025-03-31 13:59:56 发布

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分类专栏：后端文章标签： java postman 开发语言

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该代码片段展示了如何使用ApacheHttpClient库发送一个带有JSON体的HTTPPOST请求。它创建一个HttpPost对象，设置请求头，包括Cookie、Content-Type等，并使用Fastjson将JSONObject转换为请求实体。然后执行请求，获取并处理响应内容。

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import com.alibaba.fastjson.JSONObject;
import org.apache.http.HttpEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;

/**
 * HTTP工具
 *
 * @author 洛天依
 */
public class HttpUtil {

    // url连接 body json参数
    public static String sendHttpPost(String url, JSONObject body) throws Exception {
        CloseableHttpClient httpClient = HttpClients.createDefault();
        HttpPost httpPost = new HttpPost(url);
        //装填参数
        StringEntity s = new StringEntity(body.toString(), "utf-8");
        //设置参数到请求对象中
        httpPost.setEntity(s);
        // 设置头
        httpPost.addHeader("Cookie", "gid_87f036f882014cd8=d36851103c8a9b4210732f978b24273aee6c9c3e; ls_371ef9f55b6b63dc=2bc29f8964484170");
        httpPost.addHeader("Content-type", "application/json;chartset=UTF-8");
        httpPost.addHeader("User-Agent", "PostmanRuntime/7.26.2");
        httpPost.addHeader("Accept", "*/*");
        httpPost.addHeader("Accept-Encoding", "gzip, deflate, br");
        httpPost.addHeader("Connection", "keep-alive");
        //执行请求操作，并拿到结果（同步阻塞）
        CloseableHttpResponse response = httpClient.execute(httpPost);
        HttpEntity entity = response.getEntity();
        String responseContent = EntityUtils.toString(entity, "UTF-8");
        response.close();
        httpClient.close();
        return responseContent;
    }
}