解密亿赛通加密的项目

保留加密环境下文件复制实验的代码，说明其依赖授权环境和文件备份的前提。

实验说明：下面的程序本身只做目录遍历和文件复制，并不实现密码学解密。其表现依赖原加密客户端及获准读取文件的环境，不能保证适用于其他机器或版本。只在有权处理的文件副本上验证，不要覆盖唯一原件。

Maven依赖

<dependency>
  <groupId>commons-io</groupId>
  <artifactId>commons-io</artifactId>
  <version>2.5</version>
</dependency>

解密亿赛通加密的项目

public class Test {
    public static void main(String[] args) throws IOException {

        // 要解密的项目路径
        final String projectPath = "D:\\IdeaProjects\\test-project";

        // 重命名文件
        final String newProjectPath = batchRename(projectPath);

        // 解密
        decryptFiles(newProjectPath);
    }


    public static void decryptFiles(String newProjectPath) throws IOException {
        Collection<File> filteredFiles = FileUtils.listFiles(new File(newProjectPath), TrueFileFilter.INSTANCE, FileFilterUtils.directoryFileFilter());

        String decryptProjectPath = newProjectPath.substring(0, newProjectPath.length() - 1) + "-decrypt";

        for (File file : filteredFiles) {
            final String oldAbsolutePath = file.getAbsolutePath();

            // 替换地址
            final String replace = oldAbsolutePath.replace(newProjectPath, decryptProjectPath);

            // 去除文件结尾的“1”
            final String newAbsolutePath = replace.substring(0, replace.length() - 1);

            FileUtils.copyFile(new File(oldAbsolutePath), new File(newAbsolutePath));

            System.out.println("解密文件：" + newAbsolutePath);
        }

        System.out.println("解密项目成功，项目地址：" + decryptProjectPath);
    }


    public static String batchRename(String projectPath) throws IOException {
        // 过滤器
        IOFileFilter filter1 = FileFilterUtils.notFileFilter(FileFilterUtils.nameFileFilter("target"));
        IOFileFilter filter2 = FileFilterUtils.notFileFilter(FileFilterUtils.nameFileFilter(".git"));
        IOFileFilter filter3 = FileFilterUtils.notFileFilter(FileFilterUtils.nameFileFilter(".idea"));

        IOFileFilter filter = FileFilterUtils.and(filter1, filter2, filter3);

        // 目录下所有文件
        Collection<File> filteredFiles = FileUtils.listFiles(new File(projectPath), TrueFileFilter.INSTANCE, filter);

        final String newProjectPath = projectPath + "1";

        for (File file : filteredFiles) {
            final String oldAbsolutePath = file.getAbsolutePath();

            final String newAbsolutePath = oldAbsolutePath.replace(projectPath, newProjectPath) + "1";

            FileUtils.copyFile(new File(oldAbsolutePath), new File(newAbsolutePath));

            System.out.println("新文件：" + newAbsolutePath);
        }

        System.out.println("重命名项目成功，项目地址：" + newProjectPath);
        return newProjectPath;
    }
}