get Http/Https URL Connection - Android Network

Android examples for Network:HTTPS SSL

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  4. HTTPS SSL

Description

get Http/Https URL Connection

Demo Code


//package com.java2s;

import java.io.IOException;

import java.net.HttpURLConnection;

import java.net.URL;

import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;

import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSession;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;

public class Main {
    private static SSLContext sslcontext;
    private static HostnameVerifier hostnameVerifier;

    private static HttpURLConnection getHttpURLConnection(URL url)
            throws IOException {
        HttpURLConnection conn;//w ww .  j a v  a 2s  . co m
        if (url.toString().startsWith("https")) {
            HttpsURLConnection connection = (HttpsURLConnection) url
                    .openConnection();
            connection.setSSLSocketFactory(getSslcontext()
                    .getSocketFactory());
            connection.setHostnameVerifier(getHostnameVerifier());
            conn = connection;
        } else {
            conn = (HttpURLConnection) url.openConnection();
        }
        return conn;
    }

    private static SSLContext getSslcontext() {
        if (sslcontext == null) {
            TrustManager trustManager = new X509TrustManager() {
                @Override
                public void checkClientTrusted(
                        X509Certificate[] x509Certificates, String s)
                        throws CertificateException {

                }

                @Override
                public void checkServerTrusted(
                        X509Certificate[] x509Certificates, String s)
                        throws CertificateException {

                }

                @Override
                public X509Certificate[] getAcceptedIssuers() {
                    return null;
                }
            };
            try {
                sslcontext = SSLContext.getInstance("TLS");
                sslcontext.init(null, new TrustManager[] { trustManager },
                        new java.security.SecureRandom());
            } catch (NoSuchAlgorithmException | KeyManagementException e) {
                e.printStackTrace();
            }
        }
        return sslcontext;
    }

    private static HostnameVerifier getHostnameVerifier() {
        if (hostnameVerifier == null) {
            hostnameVerifier = new HostnameVerifier() {
                @Override
                public boolean verify(String s, SSLSession sslSession) {
                    return true;
                }
            };
        }
        return hostnameVerifier;
    }
}

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