Java tutorial
package com.vkassin.mtrade; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.net.Socket; import java.net.UnknownHostException; import java.security.KeyManagementException; import java.security.KeyStore; import java.security.KeyStoreException; import java.security.NoSuchAlgorithmException; import java.security.UnrecoverableKeyException; import java.security.cert.CertificateException; import java.security.cert.X509Certificate; import java.util.ArrayList; import java.util.List; import javax.net.ssl.SSLContext; import javax.net.ssl.TrustManager; import javax.net.ssl.X509TrustManager; import org.apache.http.HttpEntity; import org.apache.http.HttpResponse; import org.apache.http.HttpVersion; import org.apache.http.NameValuePair; import org.apache.http.client.HttpClient; import org.apache.http.client.entity.UrlEncodedFormEntity; import org.apache.http.client.methods.HttpPost; import org.apache.http.conn.ClientConnectionManager; import org.apache.http.conn.scheme.PlainSocketFactory; import org.apache.http.conn.scheme.Scheme; import org.apache.http.conn.scheme.SchemeRegistry; import org.apache.http.conn.ssl.SSLSocketFactory; import org.apache.http.impl.client.DefaultHttpClient; import org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager; import org.apache.http.message.BasicNameValuePair; import org.apache.http.params.BasicHttpParams; import org.apache.http.params.HttpParams; import org.apache.http.params.HttpProtocolParams; import org.apache.http.protocol.HTTP; import org.apache.http.util.EntityUtils; import android.content.Context; import android.os.Environment; import android.telephony.TelephonyManager; import android.util.Log; public class CSPLicense { private static final String TAG = "MTrade.CSPLicense"; private static final String licenseURL = "https://shop.gamma.kz/gs_cart/get_mobile_license"; String getLicenseCode() { return "3470f203891da2a4c9ba6f84b302e414"; } // , , boolean getLicense() { HttpClient httpclient = getNewHttpClient(); HttpPost httppost = new HttpPost(licenseURL); //licenseURL - url , (https://shop.gamma.kz/gs_cart/get_mobile_license) try { List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(3); nameValuePairs.add(new BasicNameValuePair("os", "android")); TelephonyManager telephonyManager = (TelephonyManager) Common.app_ctx .getSystemService(Context.TELEPHONY_SERVICE); nameValuePairs.add(new BasicNameValuePair("imei", telephonyManager.getDeviceId())); nameValuePairs.add(new BasicNameValuePair("code", getLicenseCode())); // , httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs)); HttpResponse response = httpclient.execute(httppost); HttpEntity entity = response.getEntity(); if (entity != null) { String result = EntityUtils.toString(entity); // result Log.i(TAG, "license = " + result); // boolean b = this.installLicense(result); // Log.i(TAG, "write to file = " + b); } else return false; } catch (Exception e) { e.printStackTrace(); return false; } return true; } // HttpClient, public HttpClient getNewHttpClient() { try { KeyStore trustStore = KeyStore.getInstance(KeyStore.getDefaultType()); trustStore.load(null, null); SSLSocketFactory sf = new MySSLSocketFactory(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(); } } // https SSLSocketFactory public class MySSLSocketFactory extends SSLSocketFactory { SSLContext sslContext = SSLContext.getInstance("TLS"); public MySSLSocketFactory(KeyStore truststore) throws NoSuchAlgorithmException, KeyManagementException, KeyStoreException, UnrecoverableKeyException { super(truststore); TrustManager tm = new X509TrustManager() { public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException { } public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException { } public X509Certificate[] getAcceptedIssuers() { return null; } }; 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(); } } // /sdcard/TumarCSP/cptumar.reg private boolean installLicense(String license) { try { if ((Environment.getExternalStorageDirectory() != null) && (Environment.getExternalStorageDirectory().canRead())) { String dirpath = Environment.getExternalStorageDirectory().getAbsolutePath() + "/TumarCSP/"; String licPath = dirpath + "cptumar.reg"; File dir = new File(dirpath); if (!dir.exists()) { if (!dir.mkdir()) return false; } File lic = new File(licPath); if (lic.exists()) { if (!lic.delete()) return false; } license = license.substring(1, license.length() - 1); license = license.replace("\\\\", "\\"); license = license.replace("\\n", "\n"); license = license.replace("\\r", "\r"); license = license.replace("\\\"", "\""); FileOutputStream outputStream = new FileOutputStream(licPath); outputStream.write(license.getBytes()); outputStream.close(); } else return false; } catch (Exception ex) { return false; } return true; } }