// 双向认证证书

KeyStore keyStore = KeyStore.getInstance(“PKCS12”);

KeyStore trustStore = KeyStore.getInstance(“jks”);

// keyStore是服务端验证客户端的证书，trustStore是客户端的信任证书

InputStream ksIn = new FileInputStream(“E:/Java/jre8/lib/security/re/1.pfx”);

InputStream tsIn = new FileInputStream(new File(“E:/Java/jre8/lib/security/re/1”));

keyStore.load(ksIn, "123456".toCharArray());

SSLContext sslContext = SSLContexts.custom().loadTrustMaterial(trustStore, new TrustSelfSignedStrategy())

.loadKeyMaterial(keyStore, "123456".toCharArray()).setSecureRandom(new SecureRandom()).useSSL().build();

ConnectionSocketFactory pSocketFactory = new PlainConnectionSocketFactory();

SSLConnectionSocketFactory sslConnectionSocketFactory = new SSLConnectionSocketFactory(sslContext);

Registryr = RegistryBuilder.create()

.register("http", pSocketFactory).register("https", sslConnectionSocketFactory).build();

PoolingHttpClientConnectionManager secureConnectionManager = new PoolingHttpClientConnectionManager(r);

HttpClientBuilder secureHttpBulder = HttpClients.custom().setConnectionManager(secureConnectionManager);

HttpClient client = secureHttpBulder.build();

HttpGet httpGet = new HttpGet("https://xxx.com");

HttpResponse httpResponse1 = client.execute(httpGet);