How to use

isExist

method

in

org.tinygroup.vfs.FileObject

public static boolean existsFile(String filePath) {
  FileObject fileObject = VFS.resolveFile(filePath);
  if (fileObject.isExist()) {
    return true;
  }
  return false;
}

public FileObject getFileObject(String path) {
  FileObject fileObject = fileMap.get(path);
  if (fileObject == null && searchPathList.size() > 0) {
    for (String searchPath : searchPathList) {
      fileObject = VFS.resolveFile(String.format("%s%s", searchPath,
          path.replaceAll(BACKSLASH, SLASH + File.separator)));
      if (fileObject.isExist()) {
        addFileObject(path, fileObject);
        break;
      }
    }
  }
  return fileObject;
}

public InputStream getResourceAsStream(String path) {
  if (fullContextFileRepository != null) {
    FileObject fileObject = fullContextFileRepository
        .getFileObject(path);
    if (fileObject != null && fileObject.isExist()) {
      return fileObject.getInputStream();
    }
  }
  return originalContext.getResourceAsStream(path);
}

public URL getResource(String path) throws MalformedURLException {
  if (fullContextFileRepository != null) {
    FileObject fileObject = fullContextFileRepository
        .getFileObject(path);
    if (fileObject != null && fileObject.isExist()) {
      return fileObject.getURL();
    }
  }
  return originalContext.getResource(path);
}

public URL getResource(String path) throws MalformedURLException {
  
  if(fullContextFileRepository!=null){
    FileObject fileObject = fullContextFileRepository
        .getFileObject(path);
    if(fileObject != null && fileObject.isExist()){
      return fileObject.getURL();
    }
  }
  return orignalContext.getResource(path);
}

public String getRealPath(String path) {
  if (fullContextFileRepository != null) {
    FileObject fileObject = fullContextFileRepository
        .getFileObject(path);
    if (fileObject != null && fileObject.isExist()) {
      return fileObject.getAbsolutePath();
    }
  }
  return originalContext.getRealPath(path);
}

public InputStream getResourceAsStream(String path) {
  if(fullContextFileRepository!=null){
    FileObject fileObject = fullContextFileRepository
        .getFileObject(path);
    if(fileObject != null && fileObject.isExist()){
      return fileObject.getInputStream();
    }
  }
  return orignalContext.getResourceAsStream(path);
}

public String getRealPath(String path) {
  if(fullContextFileRepository!=null){
    FileObject fileObject = fullContextFileRepository
        .getFileObject(path);
    if(fileObject != null && fileObject.isExist()){
      return fileObject.getAbsolutePath();
    }
  }
  return orignalContext.getRealPath(path);
}

public FileObject getFileObjectDetectLocale(String path) {
  StringBuilder sb = new StringBuilder();
  sb.append(path.substring(0, path.lastIndexOf('.')));
  sb.append(".");
  String locale = LocaleUtil.getContext().getLocale().toString();
  sb.append(locale);
  sb.append(path.substring(path.lastIndexOf('.')));
  FileObject fileObject = getFileObject(sb.toString());
  if (fileObject != null && fileObject.isExist()) {
    LOGGER.logMessage(LogLevel.DEBUG, "找到并使用[{}]的[{}]语言文件:{}", path, locale, fileObject.getPath());
    return fileObject;
  }
  return getFileObject(path);
}

@Override
public boolean isMatch(String urlString) {
  if (!super.isMatch(urlString)) return false;
  FileObject fileObject = fullContextFileRepository
      .getFileObject(urlString);
  //是否检查资源文件
  return checkFileExists ? (fileObject != null && fileObject.isExist()) : true;
}

private String findTemplatePath(String path) throws FileNotFoundException {
  FileObject fileObject = fullContextFileRepository
      .getFileObjectDetectLocale(path);
  if (fileObject != null && fileObject.isExist()) {
    return fileObject.getPath();
  } else {
    int lastIndexSlash = path.lastIndexOf('/');
    return getDefaultTemplatePath(path.substring(0, lastIndexSlash));
  }
}

public FileObject getFileObjectDetectLocale(String path) {
  StringBuffer sb = new StringBuffer();
  sb.append(path.substring(0, path.lastIndexOf('.')));
  sb.append(".");
  String locale = LocaleUtil.getContext().getLocale().toString();
  sb.append(locale);
  sb.append(path.substring(path.lastIndexOf('.')));
  FileObject fileObject = getFileObject(sb.toString());
  if (fileObject != null&&fileObject.isExist()) {
    logger.logMessage(LogLevel.DEBUG, "找到并使用[{}]的[{}]语言文件:{}",path,locale,fileObject.getPath());
    return fileObject;
  }
  return getFileObject(path);
}

private String findTemplatePath(String path) throws FileNotFoundException {
  FileObject fileObject = fullContextFileRepository
      .getFileObjectDetectLocale(path);
  if (fileObject != null && fileObject.isExist()) {
    return fileObject.getPath();
  } else {
    int lastIndexSlash = path.lastIndexOf('/');
    return getDefaultTemplatePath(path.substring(0, lastIndexSlash));
  }
}

private void refreshScanPath() {
  Set<FileObject> classPaths = new HashSet<FileObject>();
  for (String file : allScanningPath) {
    FileObject fileObject = VFS.resolveFile(file);
    if (fileObject.isExist()
        && fileObject.getSchemaProvider().getSchema().equals("file:")) {
      classPaths.add(fileObject);
    }
  }
  resolveClassPaths(classPaths);
  resolveDeletedFile();
}

private PrivateKey loadPrivateKey(XmlSignatureConfig config) throws Exception {
  String storeType = StringUtil.isEmpty(config.getPrivateStoreType()) ? KeyStore.getDefaultType() : config.getPrivateStoreType();
  KeyStore keyStore = KeyStore.getInstance(storeType);
  FileObject file = VFS.resolveFile(config.getPrivateKeyPath());
  if (!file.isExist()) {
    throw new Exception(String.format("[%s]没有找到匹配的私钥，请检查配置", config.getPrivateKeyPath()));
  }
  char[] password = config.getPassword().toCharArray();
  keyStore.load(file.getInputStream(), password);
  return (PrivateKey) keyStore.getKey(config.getAlias(), password);
}

private PublicKey loadPublicKey(XmlSignatureConfig config) throws Exception {
  String storeType = StringUtil.isEmpty(config.getPublicStoreType()) ? "X.509" : config.getPublicStoreType();
  CertificateFactory cf = CertificateFactory.getInstance(storeType);
  FileObject file = VFS.resolveFile(config.getPublicKeyPath());
  if (!file.isExist()) {
    throw new Exception(String.format("[%s]没有找到匹配的公钥，请检查配置", config.getPublicKeyPath()));
  }
  Certificate c = cf.generateCertificate(file.getInputStream());
  return c.getPublicKey();
}

public InputStream getResourceStream(String source) {
  FileObject fileObject = fullContextFileRepository.getFileObject(source);
  if (fileObject == null || !fileObject.isExist()) {
    throw new ResourceNotFoundException(source);
  }
  return fileObject.getInputStream();
}

public InputStream getResourceStream(String source) {
  FileObject fileObject = fullContextFileRepository.getFileObject(source);
  if (fileObject == null || !fileObject.isExist()) {
    throw new ResourceNotFoundException(source);
  }
  return fileObject.getInputStream();
}

public void execute(Context context) {
  LOGGER.logMessage(LogLevel.INFO, "文件存在判断组件开始执行");
  int code = FlowComponentConstants.DEFAULT_CODE;
  FileObject fileObject = VFS.resolveFile(filePath);
  if (fileObject.isExist()) {
    code = FlowComponentConstants.EXIST_CODE;
  }
  context.put(resultKey, code);
  LOGGER.logMessage(LogLevel.INFO, "文件存在判断组件执行结束");
}

  /**
   * 获取文件大小
   *
   * @param filePath
   * @return
   */
  public static long getFileSize(String filePath) {
    FileObject fileObject = VFS.resolveFile(filePath);
    if (!fileObject.isExist()) {
      LOGGER.logMessage(LogLevel.ERROR, "文件：{0}不存在", filePath);
      throw new FlowComponentException(
          FlowComponentExceptionErrorCode.FILE_NOT_FOUND, filePath);
    }
    return fileObject.getSize();
  }
}