OkHttpClient进行Https请求（信任所有证书）

小鱼儿 2022-12-03 05:30 357阅读 0赞

//创建信任所有证书的OkHttpClient 
     public static OkHttpClient getHttps() {
    
    
        OkHttpClient okHttpClient = new OkHttpClient.Builder()
            .hostnameVerifier(new
    
                                  HostnameVerifier() {
    
                                    @Override
                                    public boolean verify(String hostname, SSLSession session) {
                                      return true;
                                    }
    
    
                                  })
            .sslSocketFactory(createSSLSocketFactory())
            .build();
    
        return okHttpClient;
      }
        //进行post请求
      public static String doPostHttps(String url, Headers headers, RequestBody body) {
        Request.Builder builder = new Request.Builder();
        builder.url(url);
        if (headers != null) {
          builder.headers(headers);
        }
        builder.post(body);
        int maxRetryTime = 1;
        int time = 0;
        String result = null;
        do {
          time++;
          try {
            Response response = getHttps().newCall(builder.build()).execute();
            if (response.isSuccessful() && response.body() != null) {
              result = response.body().string();
            } else {
              log.error("接口请求{}失败 ^_^ headers:{} ^_^ 返回值:{}", url, "", result);
            }
          } catch (IOException e) {
            e.printStackTrace();
          }
        } while (null == result && time < maxRetryTime);
        return null == result ? "" : result;
      }
    
    
    //这里是创建一个SSLSocketFactory,提供给上面的 .sslSocketFactory()
    private  SSLSocketFactory createSSLSocketFactory() {
           SSLSocketFactory ssfFactory = null;
           try {
               SSLContext sc = SSLContext.getInstance("TLS");
               sc.init(null, new TrustManager[]{new TrustAllCerts()}, new SecureRandom());
               ssfFactory = sc.getSocketFactory();
           } catch (Exception e) {
           }
    
           return ssfFactory;
       }
    
    public class TrustAllCerts implements X509TrustManager {
        @Override
        public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {}
    
        @Override
        public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {}
    
        @Override
        public X509Certificate[] getAcceptedIssuers() {
            return new X509Certificate[0];
        }
    }