private static TerminalFactory loadFactory(String pn, String type)
throws NoSuchAlgorithmException {
TerminalFactory tf = null;
try {
Class<?> cls = Class.forName(pn);
Provider p = (Provider) cls.getConstructor().newInstance();
tf = TerminalFactory.getInstance(type == null ? "PC/SC" : type, null, p);
} catch (ClassNotFoundException
| InstantiationException
| IllegalAccessException
| IllegalArgumentException
| InvocationTargetException
| NoSuchMethodException
| SecurityException e) {
throw new RuntimeException("Could not load " + pn, e);
} catch (NoSuchAlgorithmException e) {
if (e.getCause() != null) {
Class<?> cause = e.getCause().getClass();
if (cause.equals(java.lang.UnsupportedOperationException.class)) {
throw new NoSuchAlgorithmException(e.getCause().getMessage());
}
if (cause.equals(java.lang.UnsatisfiedLinkError.class)) {
throw new NoSuchAlgorithmException(e.getCause().getMessage());
}
}
throw e;
}
return tf;
}
public static String printKeyHash(Activity context) {
PackageInfo packageInfo;
String key = null;
try {
// getting application package name, as defined in manifest
String packageName = context.getApplicationContext().getPackageName();
// Retriving package info
packageInfo =
context.getPackageManager().getPackageInfo(packageName, PackageManager.GET_SIGNATURES);
Log.e("Package Name=", context.getApplicationContext().getPackageName());
for (Signature signature : packageInfo.signatures) {
MessageDigest md = MessageDigest.getInstance("SHA");
md.update(signature.toByteArray());
key = new String(Base64.encode(md.digest(), 0));
// String key = new String(Base64.encodeBytes(md.digest()));
Log.e("Key Hash=", key);
}
} catch (PackageManager.NameNotFoundException e1) {
Log.e("Name not found", e1.toString());
} catch (NoSuchAlgorithmException e) {
Log.e("No such an algorithm", e.toString());
} catch (Exception e) {
Log.e("Exception", e.toString());
}
return key;
}
/**
* The algorithm function takes in an input and generates a unique token for that input.
*
* <p>Note This function can be overridden to provide a custom implementation of the algorithm.
*
* @param input A input of type String for which a token has to be generated.
* @return returns the Unique token generated using this algorithm.
*/
public String algorithm(String input) {
String md5 = null;
if (null == input) {
return null;
}
try {
// Create MessageDigest object for MD5
MessageDigest digest = MessageDigest.getInstance("MD5");
// Update input string in message digest
digest.update(input.getBytes(), 0, input.length());
// Converts message digest value in base 16 (hex)
md5 = new BigInteger(1, digest.digest()).toString(16);
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
}
String token = "";
final String[] segments = md5.split(String.format("(?s)(?<=\\G.{%d})", 4));
for (int i = 0; i < segments.length - 1; i++) {
token += segments[i] + "-";
}
token += segments[segments.length - 1];
return token;
}
private FSInputStream(SVNDeltaCombiner combiner, FSRepresentation representation, FSFS owner)
throws SVNException {
myCombiner = combiner;
myChunkIndex = 0;
isChecksumFinalized = false;
myHexChecksum = representation.getMD5HexDigest();
myOffset = 0;
myLength = representation.getExpandedSize();
try {
myDigest = MessageDigest.getInstance("MD5");
} catch (NoSuchAlgorithmException nsae) {
SVNErrorMessage err =
SVNErrorMessage.create(
SVNErrorCode.IO_ERROR,
"MD5 implementation not found: {0}",
nsae.getLocalizedMessage());
SVNErrorManager.error(err, nsae, SVNLogType.FSFS);
}
try {
buildRepresentationList(representation, myRepStateList, owner);
} catch (SVNException svne) {
/*
* Something terrible has happened while building rep list, need to
* close any files still opened
*/
close();
throw svne;
}
}
/**
* 加密（使用DES算法）
*
* @param txt 需要加密的文本
* @param key 密钥
* @return 成功加密的文本
* @throws InvalidKeySpecException
* @throws InvalidKeyException
* @throws NoSuchPaddingException
* @throws IllegalBlockSizeException
* @throws BadPaddingException
*/
private static String enCrypto(String txt, String key)
throws InvalidKeySpecException, InvalidKeyException, NoSuchPaddingException,
IllegalBlockSizeException, BadPaddingException {
StringBuffer sb = new StringBuffer();
DESKeySpec desKeySpec = new DESKeySpec(key.getBytes());
SecretKeyFactory skeyFactory = null;
Cipher cipher = null;
try {
skeyFactory = SecretKeyFactory.getInstance("DES");
cipher = Cipher.getInstance("DES");
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
}
SecretKey deskey = skeyFactory != null ? skeyFactory.generateSecret(desKeySpec) : null;
if (cipher != null) {
cipher.init(Cipher.ENCRYPT_MODE, deskey);
}
byte[] cipherText = cipher != null ? cipher.doFinal(txt.getBytes()) : new byte[0];
for (int n = 0; n < cipherText.length; n++) {
String stmp = (java.lang.Integer.toHexString(cipherText[n] & 0XFF));
if (stmp.length() == 1) {
sb.append("0" + stmp);
} else {
sb.append(stmp);
}
}
return sb.toString().toUpperCase();
}
static {
try {
messageDigest = MessageDigest.getInstance("SHA1");
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
}
}
public static String getFileMd5(String sourceDir) {
try {
File file = new File(sourceDir);
FileInputStream fis = new FileInputStream(file);
byte[] buf = new byte[1024];
int len = -1;
// 获取数字摘要
MessageDigest messageDigest = MessageDigest.getInstance("MD5");
while ((len = fis.read(buf)) != -1) {
messageDigest.update(buf, 0, len);
}
byte[] result = messageDigest.digest();
StringBuffer sb = new StringBuffer();
for (byte b : result) {
int i = b & 0xff;
String hexString = Integer.toHexString(i);
if (hexString.length() < 2) {
hexString = "0" + hexString;
}
sb.append(hexString);
}
return sb.toString();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
}
return null;
}
/**
* 生成公钥
*
* @param modulus
* @param publicExponent
* @return RSAPublicKey
* @throws Exception
*/
public static RSAPublicKey generateRSAPublicKey(byte[] modulus, byte[] publicExponent)
throws Exception {
KeyFactory keyFac = null;
try {
keyFac =
KeyFactory.getInstance("RSA", new org.bouncycastle.jce.provider.BouncyCastleProvider());
} catch (NoSuchAlgorithmException ex) {
throw new Exception(ex.getMessage());
}
RSAPublicKeySpec pubKeySpec =
new RSAPublicKeySpec(new BigInteger(modulus), new BigInteger(publicExponent));
try {
return (RSAPublicKey) keyFac.generatePublic(pubKeySpec);
} catch (InvalidKeySpecException ex) {
throw new Exception(ex.getMessage());
}
}
public UrlList getUrlList(String url) {
UrlList urlList = null;
try {
String key = Hash.hashKey(url);
GetObjectRequest req = new GetObjectRequest(bucketName, key);
S3Object s3Object = s3client.getObject(req);
InputStream objectData = s3Object.getObjectContent();
BufferedReader reader = new BufferedReader(new InputStreamReader(objectData));
StringBuilder s3Content = new StringBuilder();
String line;
while ((line = reader.readLine()) != null) {
s3Content.append(line + "\r\n");
}
reader.close();
objectData.close();
ObjectMapper mapper = new ObjectMapper();
mapper.setVisibility(PropertyAccessor.ALL, Visibility.NONE);
mapper.setVisibility(PropertyAccessor.FIELD, Visibility.ANY);
urlList = mapper.readValue(s3Content.toString(), UrlList.class);
} catch (AmazonS3Exception ase) {
System.out.println("S3UrlListDA : document does not exist");
ase.printStackTrace();
} catch (IOException e) {
System.out.println("S3UrlListDA : IOException while fetching document from S3");
e.printStackTrace();
} catch (NoSuchAlgorithmException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return urlList;
}
private KeyManager[] prepareKeyManager(InputStream bksFile, String password) {
try {
if (bksFile == null || password == null) return null;
KeyStore clientKeyStore = KeyStore.getInstance("BKS");
clientKeyStore.load(bksFile, password.toCharArray());
KeyManagerFactory keyManagerFactory =
KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm());
keyManagerFactory.init(clientKeyStore, password.toCharArray());
return keyManagerFactory.getKeyManagers();
} catch (KeyStoreException e) {
e.printStackTrace();
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
} catch (UnrecoverableKeyException e) {
e.printStackTrace();
} catch (CertificateException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
public Key getDesEncryptionKey() throws PropertyManagerException {
try {
// get the key string
String keyStr = getPropertyObject(DES_ENCRYPTION_KEY).getValue();
// create a DES key spec
DESKeySpec ks = new DESKeySpec(new sun.misc.BASE64Decoder().decodeBuffer(keyStr));
// generate the key from the DES key spec
return SecretKeyFactory.getInstance(DESPasswordEncoder.PASSWORD_ENCRYPTION_ALGORITHM)
.generateSecret(ks);
} catch (NoSuchAlgorithmException e) {
throw new PropertyManagerException(e.getMessage(), e);
} catch (IOException e) {
throw new PropertyManagerException(e.getMessage(), e);
} catch (ObjectNotFoundException e) {
throw new PropertyManagerException(e.getMessage(), e);
} catch (InvalidKeyException e) {
throw new PropertyManagerException(e.getMessage(), e);
} catch (InvalidKeySpecException e) {
throw new PropertyManagerException(e.getMessage(), e);
}
}
public static void main(String[] args) {
// TODO Auto-generated method stub
try {
RSACryptoProvider rsa = new RSACryptoProvider();
byte[] data = rsa.Encrypt("Michael");
System.out.println(new String(data));
System.out.println(rsa.Decrypt(data));
} catch (InvalidKeyException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (NoSuchAlgorithmException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (NoSuchPaddingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalBlockSizeException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (BadPaddingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (InvalidKeySpecException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
private SSLSocketFactory createTrustedSocketFactory() {
try {
final SSLContext context = SSLContext.getInstance("ssl");
final X509TrustManager trustManager =
new X509TrustManager() {
public void checkClientTrusted(X509Certificate[] x509Certificates, String s)
throws CertificateException {}
public void checkServerTrusted(X509Certificate[] x509Certificates, String s)
throws CertificateException {}
public X509Certificate[] getAcceptedIssuers() {
return new X509Certificate[0];
}
};
context.init(null, new TrustManager[] {trustManager}, null);
return context.getSocketFactory();
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
} catch (KeyManagementException e) {
e.printStackTrace();
}
return null;
}
public static Map<String, String> sign(String jsapi_ticket, String url) {
Map<String, String> ret = new HashMap<String, String>();
String nonce_str = create_nonce_str();
String timestamp = create_timestamp();
String str;
String signature = "";
str =
"jsapi_ticket="
+ jsapi_ticket
+ "&noncestr="
+ nonce_str
+ "×tamp="
+ timestamp
+ "&url="
+ url;
try {
MessageDigest crypt = MessageDigest.getInstance("SHA-1");
crypt.reset();
crypt.update(str.getBytes("UTF-8"));
signature = byteToHex(crypt.digest());
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
ret.put("url", url);
ret.put("jsapi_ticket", jsapi_ticket);
ret.put("nonceStr", nonce_str);
ret.put("timestamp", timestamp);
ret.put("signature", signature);
return ret;
}
/**
* Key store 类型HttpClient
*
* @param keystore keystore
* @param keyPassword keyPassword
* @param supportedProtocols supportedProtocols
* @param timeout timeout
* @param retryExecutionCount retryExecutionCount
* @return CloseableHttpClient
*/
public static CloseableHttpClient createKeyMaterialHttpClient(
KeyStore keystore,
String keyPassword,
String[] supportedProtocols,
int timeout,
int retryExecutionCount) {
try {
SSLContext sslContext =
SSLContexts.custom()
.useSSL()
.loadKeyMaterial(keystore, keyPassword.toCharArray())
.build();
SSLConnectionSocketFactory sf =
new SSLConnectionSocketFactory(
sslContext,
supportedProtocols,
null,
SSLConnectionSocketFactory.BROWSER_COMPATIBLE_HOSTNAME_VERIFIER);
SocketConfig socketConfig = SocketConfig.custom().setSoTimeout(timeout).build();
return HttpClientBuilder.create()
.setDefaultSocketConfig(socketConfig)
.setSSLSocketFactory(sf)
.setRetryHandler(new HttpRequestRetryHandlerImpl(retryExecutionCount))
.build();
} catch (KeyManagementException e) {
e.printStackTrace();
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
} catch (UnrecoverableKeyException e) {
e.printStackTrace();
} catch (KeyStoreException e) {
e.printStackTrace();
}
return null;
}
public static CloseableHttpClient createSSLClientDefault() {
try {
SSLContext sslContext =
new SSLContextBuilder()
.loadTrustMaterial(
null,
new TrustStrategy() {
// 信任所有
public boolean isTrusted(X509Certificate[] chain, String authType)
throws CertificateException {
return true;
}
})
.build();
SSLConnectionSocketFactory sslsf = new SSLConnectionSocketFactory(sslContext);
return HttpClients.custom().setSSLSocketFactory(sslsf).build();
} catch (KeyManagementException e) {
e.printStackTrace();
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
} catch (KeyStoreException e) {
e.printStackTrace();
}
return HttpClients.createDefault();
}
protected MessageDigest initialValue() {
try {
return MessageDigest.getInstance("MD5");
} catch (NoSuchAlgorithmException e) {
throw new IllegalStateException(e.getMessage(), e);
}
}
public static String getCertFingerprint(Context context) {
try {
@SuppressLint("PackageManagerGetSignatures")
Signature[] sigs =
context
.getPackageManager()
.getPackageInfo(context.getPackageName(), PackageManager.GET_SIGNATURES)
.signatures;
if (sigs.length == 0) {
return "ERROR: NO SIGNATURE.";
} else if (sigs.length > 1) {
return "ERROR: MULTIPLE SIGNATURES";
}
byte[] digest = MessageDigest.getInstance("SHA1").digest(sigs[0].toByteArray());
StringBuilder hexString = new StringBuilder();
for (int i = 0; i < digest.length; ++i) {
if (i > 0) {
hexString.append(":");
}
byteToString(hexString, digest[i]);
}
return hexString.toString();
} catch (PackageManager.NameNotFoundException ex) {
ex.printStackTrace();
return "(ERROR: package not found)";
} catch (NoSuchAlgorithmException ex) {
ex.printStackTrace();
return "(ERROR: SHA1 algorithm not found)";
}
}
/**
* Create a STPR STPR = T|Comm(L_1, r^1_W)|...|Comm(L_n, r^n_W)
*
* @param aStampContext
* @param location location L_1
* @param time Preq time T
* @return STPR
*/
private static byte[] createSTPR(WitnessContext aStampContext, byte location[], byte time[]) {
BigInteger rw = aStampContext.getEPRandomW();
String locString = new String(location);
Location loc = new Location(locString);
short levelCount = (short) loc.getLevelCount();
LinkedList<BigInteger> rws = new LinkedList<BigInteger>();
try {
rws = CryptoUtil.getHashChain(rw, levelCount);
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
ArrayList<byte[]> locComms = new ArrayList<byte[]>();
for (int i = 0; i < levelCount; i++) {
byte[] locComm = {};
try {
locComm = CryptoUtil.getCommitment(loc.getLevel(i).getBytes(), rws.get(i)).toByteArray();
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
locComms.add(locComm);
}
return MessageUtil.createMessageFromArray(locComms);
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ByteArrayOutputStream baos = new ByteArrayOutputStream();
Bitmap bm = null;
bm.compress(Bitmap.CompressFormat.PNG, 100, baos); // bm is the bitmap object
byte[] b = baos.toByteArray();
byte[] keyStart = "this is a key".getBytes();
KeyGenerator kgen;
try {
kgen = KeyGenerator.getInstance("AES");
SecureRandom sr = SecureRandom.getInstance("SHA1PRNG");
sr.setSeed(keyStart);
kgen.init(128, sr); // 192 and 256 bits may not be available
SecretKey skey = kgen.generateKey();
byte[] key = skey.getEncoded();
// encrypt
byte[] encryptedData = encrypt(key, b);
// decrypt
byte[] decryptedData = decrypt(key, encryptedData);
} catch (NoSuchAlgorithmException e) {
// TODO 自動產生的 catch 區塊
e.printStackTrace();
} catch (Exception e) {
// TODO 自動產生的 catch 區塊
e.printStackTrace();
}
}
public static String getMD5(File file) {
FileInputStream fileInputStream = null;
try {
MessageDigest md = MessageDigest.getInstance("MD5");
fileInputStream = new FileInputStream(file);
byte[] buffer = new byte[2048];
int length = -1;
long s = System.currentTimeMillis();
while ((length = fileInputStream.read(buffer)) != -1) {
md.update(buffer, 0, length);
}
byte[] b = md.digest();
return byteToHexString(b);
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
return null;
} catch (FileNotFoundException e) {
e.printStackTrace();
return null;
} catch (IOException e) {
e.printStackTrace();
return null;
} finally {
try {
fileInputStream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
/**
* 对报文进行采用MD5进行hmac签名
*
* @param aValue - 字符�?
* @param aKey - 密钥
* @param encoding - 字符串编码方�?
* @return - 签名结果，hex字符�?
*/
public static String hmacSign(String aValue, String aKey, String encoding) {
byte k_ipad[] = new byte[64];
byte k_opad[] = new byte[64];
byte keyb[];
byte value[];
try {
keyb = aKey.getBytes(encoding);
value = aValue.getBytes(encoding);
} catch (UnsupportedEncodingException e) {
keyb = aKey.getBytes();
value = aValue.getBytes();
}
Arrays.fill(k_ipad, keyb.length, 64, (byte) 54);
Arrays.fill(k_opad, keyb.length, 64, (byte) 92);
for (int i = 0; i < keyb.length; i++) {
k_ipad[i] = (byte) (keyb[i] ^ 0x36);
k_opad[i] = (byte) (keyb[i] ^ 0x5c);
}
MessageDigest md = null;
try {
md = MessageDigest.getInstance("MD5");
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
return null;
}
md.update(k_ipad);
md.update(value);
byte dg[] = md.digest();
md.reset();
md.update(k_opad);
md.update(dg, 0, 16);
dg = md.digest();
return ConvertUtils.toHex(dg);
}
private String getFileMD5String(File file, int bufferSize) {
FileInputStream fileInputStream = null;
byte[] buffer = new byte[bufferSize];
try {
MessageDigest targetMD5 = MessageDigest.getInstance("MD5");
fileInputStream = new FileInputStream(file);
int len;
while ((len = fileInputStream.read(buffer)) != -1) {
targetMD5.update(buffer, 0, len);
}
return DataSwitch.bytesToHexString(targetMD5.digest()).toUpperCase();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (NoSuchAlgorithmException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
if (fileInputStream != null)
try {
fileInputStream.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return null;
}
// generates a SHA-1 hash for any string
public static String getHash(String stringToHash) {
MessageDigest digest = null;
try {
digest = MessageDigest.getInstance("SHA-1");
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
}
byte[] result = null;
try {
result = digest.digest(stringToHash.getBytes("UTF-8"));
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
StringBuilder sb = new StringBuilder();
for (byte b : result) {
sb.append(String.format("%02X", b));
}
String messageDigest = sb.toString();
return messageDigest;
}
@Override
public InputStream sendXmlRpc(byte[] request) throws IOException {
// Create a trust manager that does not validate certificate for this connection
TrustManager[] trustAllCerts = new TrustManager[] {new PyPITrustManager()};
try {
SSLContext sslContext = SSLContext.getInstance("TLS");
sslContext.init(null, trustAllCerts, new SecureRandom());
final HttpConfigurable settings = HttpConfigurable.getInstance();
con = settings.openConnection(PYPI_LIST_URL);
if (con instanceof HttpsURLConnection) {
((HttpsURLConnection) con).setSSLSocketFactory(sslContext.getSocketFactory());
}
con.setDoInput(true);
con.setDoOutput(true);
con.setUseCaches(false);
con.setAllowUserInteraction(false);
con.setRequestProperty("Content-Length", Integer.toString(request.length));
con.setRequestProperty("Content-Type", "text/xml");
if (auth != null) {
con.setRequestProperty("Authorization", "Basic " + auth);
}
OutputStream out = con.getOutputStream();
out.write(request);
out.flush();
out.close();
return con.getInputStream();
} catch (NoSuchAlgorithmException e) {
LOG.warn(e.getMessage());
} catch (KeyManagementException e) {
LOG.warn(e.getMessage());
}
return super.sendXmlRpc(request);
}
public static synchronized int generateMD5Id(Object... object) {
try {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ObjectOutputStream oos;
oos = new ObjectOutputStream(baos);
for (Object x : object) {
if (x == null) oos.writeChars("null");
else if (x instanceof Integer) oos.writeInt((Integer) x);
else if (x instanceof String) oos.writeChars((String) x);
else if (x instanceof Double) oos.writeDouble((Double) x);
else if (x instanceof Class) oos.writeChars(((Class<?>) x).getName());
}
oos.close();
MessageDigest m = MessageDigest.getInstance("MD5");
m.update(baos.toByteArray());
BigInteger testObjectHash = new BigInteger(m.digest());
return testObjectHash.intValue();
} catch (IOException e) {
e.printStackTrace();
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
}
return 0;
}
public static String md5(String plainText) {
String str;
try {
MessageDigest md = MessageDigest.getInstance("MD5");
md.update(plainText.getBytes());
byte b[] = md.digest();
int i;
StringBuffer buf = new StringBuffer("");
for (int offset = 0; offset < b.length; offset++) {
i = b[offset];
if (i < 0) i += 256;
if (i < 16) buf.append("0");
buf.append(Integer.toHexString(i));
}
str = buf.toString();
// System.out.println("result: " + buf.toString());// 32位的加密
// System.out.println("result: " + buf.toString().substring(8,
// 24));// 16位的加密
return str;
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
}
return null;
}
/**
* @param maxTotal maxTotal
* @param maxPerRoute maxPerRoute
* @param timeout timeout
* @param retryExecutionCount retryExecutionCount
* @return
*/
public static CloseableHttpClient createHttpClient(
int maxTotal, int maxPerRoute, int timeout, int retryExecutionCount) {
try {
SSLContext sslContext = SSLContexts.custom().useSSL().build();
SSLConnectionSocketFactory sf =
new SSLConnectionSocketFactory(
sslContext, SSLConnectionSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
PoolingHttpClientConnectionManager poolingHttpClientConnectionManager =
new PoolingHttpClientConnectionManager();
poolingHttpClientConnectionManager.setMaxTotal(maxTotal);
poolingHttpClientConnectionManager.setDefaultMaxPerRoute(maxPerRoute);
SocketConfig socketConfig = SocketConfig.custom().setSoTimeout(timeout).build();
poolingHttpClientConnectionManager.setDefaultSocketConfig(socketConfig);
return HttpClientBuilder.create()
.setConnectionManager(poolingHttpClientConnectionManager)
.setSSLSocketFactory(sf)
.setRetryHandler(new HttpRequestRetryHandlerImpl(retryExecutionCount))
.build();
} catch (KeyManagementException e) {
e.printStackTrace();
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
}
return null;
}
static synchronized Random getRandom(String algorithm, Double seed) throws ExpressionException {
algorithm = algorithm.toLowerCase();
Random result = randoms.get(algorithm);
if (result == null || !seed.isNaN()) {
if (CFMXCompat.ALGORITHM_NAME.equalsIgnoreCase(algorithm)) {
result = new Random();
} else {
try {
result = SecureRandom.getInstance(algorithm);
} catch (NoSuchAlgorithmException e) {
throw new ExpressionException(
"random algorithm [" + algorithm + "] is not installed on the system",
e.getMessage());
}
}
if (!seed.isNaN()) result.setSeed(seed.longValue());
randoms.put(algorithm, result);
}
return result;
}
/**
* 加密
*
* @param content 需要加密的内容
* @param password 加密密码
* @return
*/
public static byte[] encryptAES(String content, String password) {
try {
KeyGenerator kgen = KeyGenerator.getInstance("AES");
kgen.init(128, new SecureRandom(password.getBytes()));
SecretKey secretKey = kgen.generateKey();
byte[] enCodeFormat = secretKey.getEncoded();
SecretKeySpec key = new SecretKeySpec(enCodeFormat, "AES");
Cipher cipher = Cipher.getInstance("AES"); // 创建密码器
byte[] byteContent = content.getBytes("utf-8");
cipher.init(Cipher.ENCRYPT_MODE, key); // 初始化
byte[] result = cipher.doFinal(byteContent);
return result; // 加密
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
} catch (NoSuchPaddingException e) {
e.printStackTrace();
} catch (InvalidKeyException e) {
e.printStackTrace();
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
} catch (IllegalBlockSizeException e) {
e.printStackTrace();
} catch (BadPaddingException e) {
e.printStackTrace();
}
return null;
}
