/**
* 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);
}
public static void main(String[] args)
throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
Company com = new Company();
com.setName("");
com.getName();
// simple
BeanUtils.setProperty(com, "name", "Jack");
BeanUtils.getProperty(com, "name");
// indexed
BeanUtils.setProperty(com, "product[1]", "NOTES SERVER");
BeanUtils.getProperty(com, "product[1]");
// mapped
HashMap am = new HashMap();
am.put("1", "10010");
am.put("2", "10010");
BeanUtils.setProperty(com, "telephone", am);
BeanUtils.getProperty(com, "telephone(2)");
// combined
BeanUtils.getProperty(com, "employee[1].name");
// copyProperty
Company com2 = new Company();
BeanUtils.copyProperties(com2, com);
// converter
BeanUtils.setProperty(com, "date", new Date());
BeanUtils.setProperty(com, "date", "2013-10-01");
ConvertUtils.register(
new Converter() {
public <T> T convert(Class<T> type, Object value) {
// TODO Auto-generated method stub
return null;
}
},
Date.class);
// DynamicBean
LazyDynaMap dynaBean = new LazyDynaMap();
dynaBean.set("foo", "bar");
dynaBean.set("customer", "title", "Rose");
dynaBean.set("address", 0, "address1");
System.out.println(dynaBean.get("address", 0));
Map map = dynaBean.getMap();
System.out.println(map.toString());
// returnNull
dynaBean.setReturnNull(true);
// Restricted
dynaBean.setRestricted(true);
}
/**
* 直接用MD5签名对数据签名，不需要密�?
*
* @param aValue
* @return
*/
public static String hmacSign(String aValue) {
try {
byte[] input = aValue.getBytes();
MessageDigest md = MessageDigest.getInstance("MD5");
return ConvertUtils.toHex(md.digest(input));
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
return null;
}
}
/**
* 直接用MD5签名对数据签名，不需要密�?
*
* @param aValue
* @return
*/
public static String signMD5(String aValue, String encoding) {
try {
byte[] input = aValue.getBytes(encoding);
MessageDigest md = MessageDigest.getInstance("MD5");
return ConvertUtils.toHex(md.digest(input));
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
return null;
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
return null;
}
}
/**
* 对字符串进行签名
*
* @param aValue - 待签名字符串
* @param alg - 签名算法名称（如SHA, MD5等）
* @param encoding - 字符串编码方�?
* @return - 签名结果，hex字符�?
*/
public static String digest(String aValue, String alg, String encoding) {
aValue = aValue.trim();
byte value[];
try {
value = aValue.getBytes(encoding);
} catch (UnsupportedEncodingException e) {
value = aValue.getBytes();
}
MessageDigest md = null;
try {
md = MessageDigest.getInstance(alg);
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
return null;
}
return ConvertUtils.toHex(md.digest(value));
}
/**
* tao.wu 2012-09-06 直接用MD5签名对数据签名，不需要密�?使用指定编码)
*
* @param aValue
* @return
*/
public static String hmacSignWithCharset(String aValue, String charset) {
try {
byte[] input = null;
if (StringUtils.isBlank(charset)) {
input = aValue.getBytes();
} else {
input = aValue.getBytes(charset);
}
MessageDigest md = MessageDigest.getInstance("MD5");
return ConvertUtils.toHex(md.digest(input));
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
return null;
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
return null;
}
}
