Package org.apache.struts2

Interface FileManager

All Known Implementing Classes:
DefaultFileManager, JBossFileManager
public interface FileManager
Basic interface to access file on the File System and to monitor changes

  • Method Details

    • setReloadingConfigs

      void setReloadingConfigs(boolean reloadingConfigs)
      Enables configs reloading when config file changed
      Parameters:
      reloadingConfigs - StrutsConstants.STRUTS_CONFIGURATION_XML_RELOAD

    • fileNeedsReloading

      boolean fileNeedsReloading(String fileName)
      Checks if given file changed and must be reloaded
      Parameters:
      fileName - to check
      Returns:
      true if file changed

    • fileNeedsReloading

      boolean fileNeedsReloading(URL fileUrl)
      Checks if file represented by provided URL changed and must be reloaded
      Parameters:
      fileUrl - url to a file
      Returns:
      true if file exists and should be reloaded, if url is null return false

    • loadFile

      InputStream loadFile(URL fileUrl)
      Loads opens the named file and returns the InputStream
      Parameters:
      fileUrl - - the URL of the file to open
      Returns:
      an InputStream of the file contents or null
      Throws:
      IllegalArgumentException - if there is no file with the given file name

    • monitorFile

      void monitorFile(URL fileUrl)
      Adds file to list of monitored files
      Parameters:
      fileUrl - URL to file to be monitored

    • normalizeToFileProtocol

      URL normalizeToFileProtocol(URL url)
      Convert URLs to URLs with "file" protocol
      Parameters:
      url - URL to convert to a jar url
      Returns:
      a URL to a file, or null if the URL external form cannot be parsed

    • support

      boolean support()
      Indicate if given implementation supports current OS File System
      Returns:
      true if supports current OS File System

    • internal

      boolean internal()
      User's implementation should return false as then it will be taken in first place
      Returns:
      true if it's a framework provided implementation

    • getAllPhysicalUrls

      Collection<? extends URL> getAllPhysicalUrls(URL url) throws IOException
      Throws:
      IOException