[网络协议]Http 协议项目转成 Https 协议后调用时有关SSL忽略证书的问题

之前在SSL类中使用了ALLOW_ALL_HOSTNAME_VERIFIER,忽略证书验证，可是这个用法已经过期，笔者找到了一种亲测可用的方法留在这以后使用，清晰易懂：

package com.hxlife.support.util;

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.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.net.URI;
import java.net.URL;

public class HttpClientUtil {

    private static final Logger logger = LoggerFactory.getLogger(HttpClientUtil.class);

    //HTTP请求和响应的默认编码
    private static final String DEFAULT_CHARSET = "UTF-8";

    //regJson 是要想要通过HttpClient传输的参数，这里是String 类型
    public static String doPost(String url, String regJson) throws Exception{
        URL urls = new URL(url);
        URI uri = urls.toURI();
        if(uri.getScheme().equals("https")){
            return sendHttpsPost( url,  regJson);
        }
        if(uri.getScheme() .equals("http")){
            return sendHttpPost( url,  regJson);
        }
        return null;
    }

    public static String sendHttpPost(String url, String regJson) throws Exception {

        CloseableHttpClient httpClient = HttpClients.createDefault();

        RequestConfig requestConfig = RequestConfig.custom().setConnectionRequestTimeout(5000)
                .setSocketTimeout(5000).setConnectTimeout(5000).build();
        HttpPost httpPost = new HttpPost(url);
        httpPost.setConfig(requestConfig);
        httpPost.addHeader("Content-Type", "application/json");
        httpPost.setEntity(new StringEntity(regJson,"UTF-8")); //防止中文乱码
        CloseableHttpResponse response = httpClient.execute(httpPost);

        HttpEntity entity = response.getEntity();
        String responseContent = EntityUtils.toString(entity, "UTF-8");

        response.close();
        httpClient.close();
        return responseContent;
    }

    public static String sendHttpsPost(String url, String regJson) throws Exception {
        SSLContextBuilder builder = new SSLContextBuilder();
		builder.loadTrustMaterial(null, new TrustSelfSignedStrategy());
 		SSLConnectionSocketFactory sslConnectionSocketFactory = new SSLConnectionSocketFactory(builder.build(), NoopHostnameVerifier.INSTANCE);
 Registry<ConnectionSocketFactory> registry = RegistryBuilder.<ConnectionSocketFactory>create()
            .register("http", new PlainConnectionSocketFactory())
            .register("https", sslConnectionSocketFactory)
            .build();

 PoolingHttpClientConnectionManager cm = new PoolingHttpClientConnectionManager(registry);
 cm.setMaxTotal(100);
 CloseableHttpClient httpclient = HttpClients.custom()
            .setSSLSocketFactory(sslConnectionSocketFactory)
            .setConnectionManager(cm)
            .build();
        HttpPost httpPost = new HttpPost(url);
        httpPost.setConfig(requestConfig);
        httpPost.addHeader("Content-Type", "application/json");
        httpPost.setEntity(new StringEntity(regJson,"UTF-8")); //防止中文乱码
        CloseableHttpResponse response = httpclient.execute(httpPost);

        HttpEntity entity = response.getEntity();
        String responseContent = EntityUtils.toString(entity, "UTF-8");

        response.close();
        httpClient.close();
        return responseContent;
    }
}