okhttp 访问未认证自签证书 https ssl web.md

Accepting self-signed certificates in OKHttp3 (codavel.com)

验证可行

package com.github.cclient.utils;

import okhttp3.*;

import javax.net.ssl.*;
import java.io.IOException;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;

public class HttpsUtil {
    public static final MediaType JSON
            = MediaType.get("application/json; charset=utf-8");

    static private OkHttpClient getUnsafeOkHttpClient() {
        try {
            final TrustManager[] trustAllCerts = new TrustManager[]{
                    new X509TrustManager() {

                        @Override
                        public void checkClientTrusted(java.security.cert.X509Certificate[] chain,
                                                       String authType) {
                        }

                        @Override
                        public void checkServerTrusted(java.security.cert.X509Certificate[] chain,
                                                       String authType) {
                        }
                        @Override
                        public java.security.cert.X509Certificate[] getAcceptedIssuers() {
                            return new java.security.cert.X509Certificate[]{};
                        }
                    }
            };

//            final SSLContext sslContext = SSLContext.getInstance(SSL);
            final SSLContext sslContext = SSLContext.getInstance("SSL");
            sslContext.init(null, trustAllCerts, new java.security.SecureRandom());

            final SSLSocketFactory sslSocketFactory = sslContext.getSocketFactory();

            OkHttpClient.Builder builder = new OkHttpClient.Builder();
            builder.sslSocketFactory(sslSocketFactory, (X509TrustManager) trustAllCerts[0]);

            builder.hostnameVerifier(new HostnameVerifier() {
                @Override
                public boolean verify(String hostname, SSLSession session) {
                    return true;
                }
            });

            return builder.build();
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    public static String post(String url, String json) throws IOException {
        OkHttpClient client = getUnsafeOkHttpClient();
        RequestBody body = RequestBody.create(json,JSON);
        Request request = new Request.Builder()
                .url(url)
                .post(body)
                .build();
        try (Response response = client.newCall(request).execute()) {
            return response.body().string();
        }
    }
    public static String get(String url) throws IOException {
        OkHttpClient client = getUnsafeOkHttpClient();
        Request request = new Request.Builder()
                .url(url)
                .get()
                .build();
        try (Response response = client.newCall(request).execute()) {
            return response.body().string();
        }
    }

}