Java Code Examples for org.apache.commons.codec.digest.DigestUtils#md5Hex()

@Override
@Transactional(rollbackFor = Throwable.class)
public Object execute(String id, Map<String, Object> parameters) throws Exception {
    ScriptEntity scriptEntity = scriptService.selectByPk(id);
    if (scriptEntity==null){
        return null;
    }
    DynamicScriptEngine engine = DynamicScriptEngineFactory.getEngine(scriptEntity.getLanguage());

    String scriptId = "dynamicScript-" + id;
    String scriptMd5 = DigestUtils.md5Hex(scriptEntity.getScript());

    ScriptContext context = engine.getContext(scriptId);

    if (context == null || !context.getMd5().equals(scriptMd5)) {
        engine.compile(scriptId, scriptEntity.getScript());
    }

    return engine.execute(scriptId, parameters).getIfSuccess();
}
 

/**
 * 生成签名信息
 *
 * @param secretKey 验证码私钥
 * @param params    接口请求参数名和参数值map，不包括signature参数名
 * @return
 */
public static String sign(String secretKey, Map<String, String> params) {
    String[] keys = params.keySet().toArray(new String[0]);
    Arrays.sort(keys);
    StringBuffer sb = new StringBuffer();
    for (String key : keys) {
        sb.append(key).append(params.get(key));
    }
    sb.append(secretKey);
    try {
        return DigestUtils.md5Hex(sb.toString().getBytes("UTF-8"));
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();// 一般编码都支持的。。
    }
    return null;
}
 

/** 添加 */
public String add() throws Exception {
	/** 保存用户相应信息 */
	// 封装到对象中（当model是实体类型时，也可以使用model，但要设置未封装的属性）
	// >> 设置所属部门和角色
	model.setDepartment(departmentService.findById(departmentId));
	List<Role> roleList=roleService.findByIds(roleIds);
	model.setRoles(new HashSet<Role>(roleList));
	// 保存数据库
	teacherService.save(model);
	// ** 保存用户登陆信息 */
	// >> 设置默认密码为账号（要使用MD5摘要）
	User userModel = new User();
	String md5Digest = DigestUtils.md5Hex(model.getTeaNum());
	userModel.setPassword(md5Digest);
	userModel.setTeacher(model);
	userModel.setUserNum(model.getTeaNum());
	userModel.setUserType("老师");
	// 保存到数据库
	userService.save(userModel);

	return "toList";
}
 

@Override
public void filter(String URL, byte[] content, DocumentFragment doc,
        ParseResult parse) {
    ParseData parseData = parse.get(URL);
    Metadata metadata = parseData.getMetadata();
    if (copyKeyName != null) {
        String signature = metadata.getFirstValue(key_name);
        if (signature != null) {
            metadata.setValue(copyKeyName, signature);
        }
    }
    byte[] data = null;
    if (useText) {
        String text = parseData.getText();
        if (StringUtils.isNotBlank(text)) {
            data = text.getBytes(StandardCharsets.UTF_8);
        }
    } else {
        data = content;
    }
    if (data == null) {
        data = URL.getBytes(StandardCharsets.UTF_8);
    }
    String hex = DigestUtils.md5Hex(data);
    metadata.setValue(key_name, hex);
}
 

private boolean matchMd5(HttpResponse req, String match) {
    if (req.getStatusCode() != 200)
        return false;
    String uuid = UUID.randomUUID().toString();
    String body = req.body();
    File file = new File(temp.concat(uuid));
    try {
        FileUtils.writeStringToFile(file,body);
        String md5 = DigestUtils.md5Hex(new FileInputStream(file));
        return md5.equals(match);
    } catch (IOException e) {
        return false;
    }finally {
        if (file.exists())
            file.delete();
    }
}
 

public static String hashScopes(String scope) {
    if (scope != null) {
        //first converted to an array to sort the scopes
        return DigestUtils.md5Hex(OAuth2Util.buildScopeString(buildScopeArray(scope)));
    } else {
        return null;
    }
}
 

/** 跳转修改密码界面 */
public String modifyPassword() throws Exception {
	if ((DigestUtils.md5Hex(oldPassword.trim())).equals(getCurrentUser()
			.getPassword())) {
		String newPass = DigestUtils.md5Hex(newPassword);
		getCurrentUser().setPassword(newPass);
		userService.update(getCurrentUser());
		addFieldError("information", "密码修改成功");
	} else
		addFieldError("information", "旧密码错误");
	return "modifyPasswordUI";
}
 

private String generateId() {
    try {
        StringBuilder idBuilder = new StringBuilder(DigestUtils.md5Hex(gitLabConnection(connectionName).getUrl()));
        if (projectId > 0) {
            idBuilder.append(HOOK_PATH_SEP).append(projectId);
        }
        return idBuilder.toString();
    } catch (NoSuchElementException ignore) {
        // silently ignore and re-generate id later
        return null;
    }
}
 

/**
 * 签名字符串
 *
 * @param text          需要签名的字符串
 * @param sign          签名结果
 * @param key           密钥
 * @param input_charset 编码格式
 * @return 签名结果
 */
public static boolean verify(String text, String sign, String key, String input_charset) {
	text = text + key;
	String mysign = DigestUtils.md5Hex(getContentBytes(text, input_charset));
	if (mysign.equals(sign)) {
		return true;
	} else {
		return false;
	}
}
 

private String getScopeHash(String[] scopes){
    Arrays.sort(scopes);
    return DigestUtils.md5Hex(String.join(" ", scopes));
}
 

private AESUtils(String aesKey, String secretKey, String aesMode) {
    this.secretKey = secretKey;
    this.aesKey = DigestUtils.md5Hex(DigestUtils.sha256Hex(aesKey + "|" + secretKey) + "|" + secretKey);
    this.iVector = this.aesKey.substring(8, 24);
    this.aesMode = aesMode == null ? "AES/CBC/PKCS5Padding" : aesMode;
}
 

private String __doSerializeKey(Object key) {
    if (key instanceof String || key instanceof StringBuilder || key instanceof StringBuffer || key instanceof Number) {
        return key.toString();
    }
    return DigestUtils.md5Hex(("" + key).getBytes());
}
 

private static String createChecksum(final InputStream data) throws IOException
{
	return DigestUtils.md5Hex(data);
}
 

public File getLocalTempDir() {
	File returnable = new File(TEMP_DIR.getAbsolutePath() + "/" + DigestUtils.md5Hex(dirPath));
	return returnable;
}
 

public static void buildResourcePack() throws IOException {
	// initialize work space
	File work = new File(AdditionsAPI.getInstance().getDataFolder() + "/resource-pack/work/");
	FileUtils.deleteFolder(work);
	// a temporary file used for downloading resource pack files.
	File temp = new File(AdditionsAPI.getInstance().getDataFolder() + "/resource-pack/download/temp.zip");
	FileUtils.createFileAndPath(temp);
	// check and download server's original resource pack.
	downloadResourcePack(work, temp);
	// process plugin resource packs.
	processPluginResource(work, temp);
	// inject custom item model into work space
	injectCustomItemModels(work);
	// copy resource pack.meta and logo.png
	FileUtils.copyResource(AdditionsAPI.getInstance(), "resource/pack.mcmeta", new File(work, "pack.mcmeta"));
	FileUtils.copyResource(AdditionsAPI.getInstance(), "resource/pack.png", new File(work, "pack.png"));

	// pack up result resource pack.
	Debug.sayTrue("Packing complete resource pack.");
	FileUtils.zip(work, resourceFile);
	Debug.sayTrue("Resource pack has been constructed.");

	// remove temporary folder.
	FileUtils.deleteFolder(work);
	FileUtils.deleteFolder(temp.getParentFile());

	// change last modified date to avoid different md5 for the same contents
	resourceFile.setLastModified(1500135786000L);

	FileInputStream fisRP = new FileInputStream(resourceFile);

	// md5Hex converts an array of bytes into an array of characters representing
	// the hexadecimal values of each byte in order.
	// The returned array will be double the length of the passed array, as it takes
	// two characters to represent any given byte.

	byte[] isByte = IOUtils.toByteArray(fisRP);
	resourcePackMd5 = DigestUtils.md5Hex(isByte);
	resourcePackSha1 = DigestUtils.sha1Hex(isByte);
	resourcePackSha1Byte = DatatypeConverter.parseHexBinary(resourcePackSha1);

	fisRP.close();

	String currentMd5 = AdditionsAPI.getInstance().getConfig().getString("resource-pack.md5");
	if (currentMd5 == null || !currentMd5.equals(resourcePackMd5)) {
		neededRebuild = true;
		Debug.say("Changes were detected in the Resource Pack, so it has been rebuilt.");
		int build = AdditionsAPI.getInstance().getConfig().getInt("resource-pack.build", 0);
		build++;
		AdditionsAPI.getInstance().getConfig().set("resource-pack.build", build);
		AdditionsAPI.getInstance().getConfig().set("resource-pack.md5", resourcePackMd5);
	} else {
		Debug.sayTrue("No resource pack change, using cached resource pack.");
	}

	// close all stream
	for (InputStream in : resources)
		if (in != null)
			in.close();

	resources.clear();
}
 

/**
 * 将字符串 MD5 加密
 */
public static String encryptMD5(String str) {
    return DigestUtils.md5Hex(str);
}
 

/**
 * 签名字符串
 * @param text 需要签名的字符串
 * @param key 密钥
 * @param input_charset 编码格式
 * @return 签名结果
 */
public static String sign(String text, String key, String input_charset) {
	text = text + key;
    return DigestUtils.md5Hex(getContentBytes(text, input_charset));
}
 

/**
 * 签名字符串
 * @param text 需要签名的字符串
 * @param sign 签名结果
 * @param key 密钥
 * @param input_charset 编码格式
 * @return 签名结果
 */
public static boolean verify(String text, String sign, String key, String input_charset) {
	text = text + key;
	String mysign = DigestUtils.md5Hex(getContentBytes(text, input_charset));
	return mysign.equals(sign);
}
 

/**
 * 签名字符串
 * @param text 需要签名的字符串
 * @param key 密钥
 * @param input_charset 编码格式
 * @return 签名结果
 */
public static String sign(String text, String key, String input_charset) {
	text = text + key;
    return DigestUtils.md5Hex(getContentBytes(text, input_charset));
}
 

/**
 * md5加密
 *
 * @param message
 * @return
 */
public static String encrypt(String message) {
	return DigestUtils.md5Hex(message);
}