import android.content.Context;
import android.os.Environment;
import android.util.Log;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.net.Socket;
import java.security.KeyManagementException;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.Principal;
import java.security.PrivateKey;
import java.security.SecureRandom;
import java.security.UnrecoverableKeyException;
import java.security.cert.Certificate;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.Enumeration;

import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.KeyManager;
import javax.net.ssl.KeyManagerFactory;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSession;
import javax.net.ssl.TrustManager;
import javax.net.ssl.TrustManagerFactory;
import javax.net.ssl.X509KeyManager;

/**
* Created by Administrator on 2016/7/11.
*/
public class SSLConnection {
private static TrustManager[] trustManagers;
private static final String KEY_STORE_TYPE_BKS = "bks";
private static final String KEY_STORE_TYPE_P12 = "PKCS12";
private static final String keyStoreFileName = Environment.getExternalStorageDirectory().getPath() + "/asset/client.p12";
private static final String keyStorePassword = "123456";
private static final String trustStoreFileName = Environment.getExternalStorageDirectory().getPath() + "/asset/server.bks";
private static final String trustStorePassword = "123456";
private static final String alias = null;//"client";
private static Context pContext = null;

public static void allowAllSSL() {
HttpsURLConnection.setDefaultHostnameVerifier(new HostnameVerifier() {
@Override
public boolean verify(String hostname, SSLSession session) {
//TODO Auto-generated method stub
return true;
}
});
// pContext = ct;
SSLContext context;
if (trustManagers == null) {
try {
KeyManager[] keyManagers = createKeyManagers(keyStoreFileName, keyStorePassword, alias);
trustManagers = createTrustManagers(trustStoreFileName, trustStorePassword);
context = SSLContext.getInstance("TLS");
context.init(keyManagers, trustManagers, new SecureRandom());
HttpsURLConnection.setDefaultSSLSocketFactory(context.getSocketFactory());
} catch (KeyStoreException e) {
//TODO Auto-generated catch block
e.printStackTrace();
} catch (NoSuchAlgorithmException e) {
//TODO Auto-generated catch block
e.printStackTrace();
} catch (CertificateException e) {
//TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
//TODO Auto-generated catch block
e.printStackTrace();
} catch (UnrecoverableKeyException e) {
//TODO Auto-generated catch block
e.printStackTrace();
} catch (KeyManagementException e) {
Log.e("allowAllSSL", e.toString());
}//new TrustManager[]{new _FakeX509TrustManager()};
}
}

private static KeyManager[] createKeyManagers(String keyStoreFileName, String eyStorePassword, String alias)
throws CertificateException, IOException, KeyStoreException, NoSuchAlgorithmException, UnrecoverableKeyException {
FileInputStream inputStream = new FileInputStream(keyStoreFileName);
KeyStore keyStore = KeyStore.getInstance(KEY_STORE_TYPE_P12);
keyStore.load(inputStream, keyStorePassword.toCharArray());
printKeystoreInfo(keyStore);//for debug
KeyManager[] managers;
if (alias != null) {
managers =
new KeyManager[]{
new SSLConnection().new AliasKeyManager(keyStore, alias, keyStorePassword)};
} else {
KeyManagerFactory keyManagerFactory =
KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm());//PKIX "X509")
keyManagerFactory.init(keyStore, keyStorePassword == null ? null : keyStorePassword.toCharArray());
managers = keyManagerFactory.getKeyManagers();
}
return managers;
}

private static TrustManager[] createTrustManagers(String trustStoreFileName, String trustStorePassword)
throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException {
FileInputStream inputStream = new FileInputStream(trustStoreFileName);
KeyStore trustStore = KeyStore.getInstance(KEY_STORE_TYPE_BKS);
trustStore.load(inputStream, trustStorePassword.toCharArray());
printKeystoreInfo(trustStore);//for debug
TrustManagerFactory trustManagerFactory =
TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
trustManagerFactory.init(trustStore);
return trustManagerFactory.getTrustManagers();
}

private static void printKeystoreInfo(KeyStore keystore) throws KeyStoreException {
System.out.println("Provider : " + keystore.getProvider().getName());
System.out.println("Type : " + keystore.getType());
System.out.println("Size : " + keystore.size());
Enumeration en = keystore.aliases();
while (en.hasMoreElements()) {
System.out.println("Alias: " + en.nextElement());
}
}

private class AliasKeyManager implements X509KeyManager {
private KeyStore _ks;
private String _alias;
private String _password;

public AliasKeyManager(KeyStore ks, String alias, String password) {
_ks = ks;
_alias = alias;
_password = password;
}

public String chooseClientAlias(String[] str, Principal[] principal, Socket socket) {
return _alias;
}

public String chooseServerAlias(String str, Principal[] principal, Socket socket) {
return _alias;
}

public X509Certificate[] getCertificateChain(String alias) {
try {
Certificate[] certificates = this._ks.getCertificateChain(alias);
if (certificates == null) {
throw new FileNotFoundException("no certificate found for alias:" + alias);
}
X509Certificate[] x509Certificates = new X509Certificate[certificates.length];
System.arraycopy(certificates, 0, x509Certificates, 0, certificates.length);
return x509Certificates;
} catch (Exception e) {
e.printStackTrace();
return null;
}
}

public String[] getClientAliases(String str, Principal[] principal) {
return new String[]{_alias};
}

public PrivateKey getPrivateKey(String alias) {
try {
return (PrivateKey) _ks.getKey(alias, _password == null ? null : _password.toCharArray());
} catch (Exception e) {
e.printStackTrace();
return null;
}
}

public String[] getServerAliases(String str, Principal[] principal) {
return new String[]{_alias};
}
}
}