java实现https请求绕过证书检测

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import org.apache.http.HttpEntity;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.ssl.SSLContextBuilder;
import org.apache.http.util.EntityUtils;

import javax.net.ssl.SSLContext;

public class HttpsClientUtil {

    private static CloseableHttpClient httpClient;

    static {
        try {
            SSLContext sslContext = SSLContextBuilder.create().useProtocol(SSLConnectionSocketFactory.SSL).loadTrustMaterial((x, y) -> true).build();
            RequestConfig config = RequestConfig.custom().setConnectTimeout(5000).setSocketTimeout(5000).build();
            httpClient = HttpClientBuilder.create().setDefaultRequestConfig(config).setSSLContext(sslContext).setSSLHostnameVerifier((x, y) -> true).build();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    public String doPost(String url, String jsonString) {
        try {
            HttpPost httpPost = new HttpPost(url);
            StringEntity stringEntity = new StringEntity(jsonString, "utf-8");
            stringEntity.setContentType("application/json");
            httpPost.setEntity(stringEntity);
            CloseableHttpResponse response = httpClient.execute(httpPost);
            int statusCode = response.getStatusLine().getStatusCode();
            if (statusCode != 200) {
                httpPost.abort();
                throw new RuntimeException("HttpClient,error status code :"
                        + statusCode);
            }
            HttpEntity entity = response.getEntity();
            String result = null;
            if (entity != null) {
                result = EntityUtils.toString(entity, "utf-8");
            }
            EntityUtils.consume(entity);
            response.close();
            return result;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }
}