Package dk.gtz.graphedit.util

Class Download

java.lang.Object
dk.gtz.graphedit.util.Download
All Implemented Interfaces:
Runnable
public class Download extends Object implements Runnable
Helper class for downloading files and getting the progress of the download.

  • Constructor Details

    • Download

      public Download(URL url)
      Create a new download instance.
      Parameters:
      url - The URL to download from.

  • Method Details

    • setOnStateChanged

      public void setOnStateChanged(Runnable onStateChange)
      Set the callback that will be called when the state of the download changes. This includes when some progress has been made.
      Parameters:
      onStateChange - The callback to call.

    • getUrl

      public String getUrl()
      Get the URL that is being downloaded from.
      Returns:
      The URL.

    • getSize

      public int getSize()
      Get the size of the file being downloaded.
      Returns:
      The size in bytes.

    • getProgress

      public float getProgress()
      Get the current percentage [0.0 - 100.0] of the download.
      Returns:
      The percentage of completion.

    • getStatus

      public Download.State getStatus()
      Get the current state of the download.
      Returns:
      The state of the download.

    • pause

      public void pause()
      Pause the download. Call resume() to resume.

    • resume

      public void resume()
      Resume the download if it was paused.

    • cancel

      public void cancel()
      Cancel the download. Discard the this instance and start again.

    • download

      public void download()
      Start the download.

    • getFileName

      public static String getFileName(URL url)
      Get the file name from a URL.
      Parameters:
      url - The URL to get the file name from.
      Returns:
      The file name.

    • downloadedFile

      public Optional<String> downloadedFile()
      Get the downloaded file path.
      Returns:
      The downloaded file path.

    • run

      public void run()
      Specified by:
      run in interface Runnable