Android进阶(二)https请求No peer certificate的解决方法,高级前端面试题及答案2024

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        public SSLSocketFactoryEx(KeyStore truststore) 

                        throws NoSuchAlgorithmException, KeyManagementException,

                        KeyStoreException, UnrecoverableKeyException {

                super(truststore);

                

                TrustManager tm = new X509TrustManager() {

                        public java.security.cert.X509Certificate[] getAcceptedIssuers() {return null;}  

    

            @Override  

            public void checkClientTrusted(

                            java.security.cert.X509Certificate[] chain, String authType)

                                            throws java.security.cert.CertificateException {}  

    

            @Override  

            public void checkServerTrusted(

                            java.security.cert.X509Certificate[] chain, String authType)

                                            throws java.security.cert.CertificateException {}

        };  

        sslContext.init(null, new TrustManager[] { tm }, null);  

    }  

    

    @Override  

    public Socket createSocket(Socket socket, String host, int port,boolean autoClose) throws IOException, UnknownHostException {  

            return sslContext.getSocketFactory().createSocket(socket, host, port,autoClose);  

    }  

    

    @Override  

    public Socket createSocket() throws IOException {  

        return sslContext.getSocketFactory().createSocket();  

    }  

}

 

再来看看如何做回调:

public static HttpClient getNewHttpClient() {  

        try {  

            KeyStore trustStore = KeyStore.getInstance(KeyStore.getDefaultType());  

            trustStore.load(null, null);  

            

            SSLSocketFactory sf = new SSLSocketFactoryEx(trustStore);  

            sf.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);  

    

            HttpParams params = new BasicHttpParams();  

            HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);  

            HttpProtocolParams.setContentCharset(params, HTTP.UTF_8);  

    

            SchemeRegistry registry = new SchemeRegistry();  

            registry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));  

            registry.register(new Scheme("https", sf, 443));  

    

            ClientConnectionManager ccm = new ThreadSafeClientConnManager(params, registry);  

    

            return new DefaultHttpClient(ccm, params);  

        } catch (Exception e) {  

            return new DefaultHttpClient();  

        }  

    }  

现在就可以拿这个HTTPClient去请求数据了。

react和vue的比较

相同 1)vitual dom 2)组件化 3)props,单一数据流

不同点 1)react是jsx和模板;(jsx可以进行更多的js逻辑和操作) 2)状态管理(react) 3)对象属性(vue) 4)vue:view——medol之间双向绑定 5)vue:组件之间的通信(props,callback,emit)

开源分享:docs.qq.com/doc/DSmRnRG…