Class IO


  • @Deprecated(since="2021-05-27")
    public class IO
    extends java.lang.Object
    Deprecated.
    The Eclipse Jetty and Apache Felix Http Jetty packages are no longer supported.
    IO Utilities. Provides stream handling utilities in singleton Threadpool implementation accessed by static members.
    • Field Summary

      Fields 
      Modifier and Type Field Description
      static int bufferSize
      Deprecated.
       
      static java.lang.String CRLF
      Deprecated.
       
      static byte[] CRLF_BYTES
      Deprecated.
       
    • Constructor Summary

      Constructors 
      Constructor Description
      IO()
      Deprecated.
       
    • Method Summary

      All Methods Static Methods Concrete Methods Deprecated Methods 
      Modifier and Type Method Description
      static void close​(java.io.Closeable closeable)
      Deprecated.
      Closes an arbitrary closable, and logs exceptions at ignore level
      static void close​(java.io.InputStream is)
      Deprecated.
      closes an input stream, and logs exceptions
      static void close​(java.io.OutputStream os)
      Deprecated.
      closes an output stream, and logs exceptions
      static void close​(java.io.Reader reader)
      Deprecated.
      closes a reader, and logs exceptions
      static void close​(java.io.Writer writer)
      Deprecated.
      closes a writer, and logs exceptions
      static void copy​(java.io.File from, java.io.File to)
      Deprecated.
      Copy files or directories
      static void copy​(java.io.InputStream in, java.io.OutputStream out)
      Deprecated.
      Copy Stream in to Stream out until EOF or exception.
      static void copy​(java.io.InputStream in, java.io.OutputStream out, long byteCount)
      Deprecated.
      Copy Stream in to Stream for byteCount bytes or until EOF or exception.
      static void copy​(java.io.Reader in, java.io.Writer out)
      Deprecated.
      Copy Reader to Writer out until EOF or exception.
      static void copy​(java.io.Reader in, java.io.Writer out, long byteCount)
      Deprecated.
      Copy Reader to Writer for byteCount bytes or until EOF or exception.
      static void copyDir​(java.io.File from, java.io.File to)
      Deprecated.
       
      static void copyFile​(java.io.File from, java.io.File to)
      Deprecated.
       
      static boolean delete​(java.io.File file)
      Deprecated.
      Delete File.
      static java.io.InputStream getClosedStream()
      Deprecated.
       
      static java.io.PrintWriter getNullPrintWriter()
      Deprecated.
       
      static java.io.OutputStream getNullStream()
      Deprecated.
       
      static java.io.Writer getNullWriter()
      Deprecated.
       
      static boolean isEmptyDir​(java.io.File dir)
      Deprecated.
      Test if directory is empty.
      static byte[] readBytes​(java.io.InputStream in)
      Deprecated.
       
      static java.lang.String toString​(java.io.InputStream in)
      Deprecated.
      Read input stream to string.
      static java.lang.String toString​(java.io.InputStream in, java.lang.String encoding)
      Deprecated.
      Read input stream to string.
      static java.lang.String toString​(java.io.InputStream in, java.nio.charset.Charset encoding)
      Deprecated.
      Read input stream to string.
      static java.lang.String toString​(java.io.Reader in)
      Deprecated.
      Read input stream to string.
      static java.lang.String toString​(java.nio.file.Path path, java.nio.charset.Charset charset)
      Deprecated.
      Read Path to string.
      static long write​(java.nio.channels.GatheringByteChannel out, java.nio.ByteBuffer[] buffers, int offset, int length)
      Deprecated.
      A gathering write utility wrapper.
      • Methods inherited from class java.lang.Object

        equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Field Detail

      • CRLF_BYTES

        public static final byte[] CRLF_BYTES
        Deprecated.
    • Constructor Detail

      • IO

        public IO()
        Deprecated.
    • Method Detail

      • copy

        public static void copy​(java.io.InputStream in,
                                java.io.OutputStream out)
                         throws java.io.IOException
        Deprecated.
        Copy Stream in to Stream out until EOF or exception.
        Parameters:
        in - the input stream to read from (until EOF)
        out - the output stream to write to
        Throws:
        java.io.IOException - if unable to copy streams
      • copy

        public static void copy​(java.io.Reader in,
                                java.io.Writer out)
                         throws java.io.IOException
        Deprecated.
        Copy Reader to Writer out until EOF or exception.
        Parameters:
        in - the read to read from (until EOF)
        out - the writer to write to
        Throws:
        java.io.IOException - if unable to copy the streams
      • copy

        public static void copy​(java.io.InputStream in,
                                java.io.OutputStream out,
                                long byteCount)
                         throws java.io.IOException
        Deprecated.
        Copy Stream in to Stream for byteCount bytes or until EOF or exception.
        Parameters:
        in - the stream to read from
        out - the stream to write to
        byteCount - the number of bytes to copy
        Throws:
        java.io.IOException - if unable to copy the streams
      • copy

        public static void copy​(java.io.Reader in,
                                java.io.Writer out,
                                long byteCount)
                         throws java.io.IOException
        Deprecated.
        Copy Reader to Writer for byteCount bytes or until EOF or exception.
        Parameters:
        in - the Reader to read from
        out - the Writer to write to
        byteCount - the number of bytes to copy
        Throws:
        java.io.IOException - if unable to copy streams
      • copy

        public static void copy​(java.io.File from,
                                java.io.File to)
                         throws java.io.IOException
        Deprecated.
        Copy files or directories
        Parameters:
        from - the file to copy
        to - the destination to copy to
        Throws:
        java.io.IOException - if unable to copy
      • copyDir

        public static void copyDir​(java.io.File from,
                                   java.io.File to)
                            throws java.io.IOException
        Deprecated.
        Throws:
        java.io.IOException
      • copyFile

        public static void copyFile​(java.io.File from,
                                    java.io.File to)
                             throws java.io.IOException
        Deprecated.
        Throws:
        java.io.IOException
      • toString

        public static java.lang.String toString​(java.nio.file.Path path,
                                                java.nio.charset.Charset charset)
                                         throws java.io.IOException
        Deprecated.
        Read Path to string.
        Parameters:
        path - the path to read from (until EOF)
        charset - the charset to read with
        Returns:
        the String parsed from path (default Charset)
        Throws:
        java.io.IOException - if unable to read the path (or handle the charset)
      • toString

        public static java.lang.String toString​(java.io.InputStream in)
                                         throws java.io.IOException
        Deprecated.
        Read input stream to string.
        Parameters:
        in - the stream to read from (until EOF)
        Returns:
        the String parsed from stream (default Charset)
        Throws:
        java.io.IOException - if unable to read the stream (or handle the charset)
      • toString

        public static java.lang.String toString​(java.io.InputStream in,
                                                java.lang.String encoding)
                                         throws java.io.IOException
        Deprecated.
        Read input stream to string.
        Parameters:
        in - the stream to read from (until EOF)
        encoding - the encoding to use (can be null to use default Charset)
        Returns:
        the String parsed from the stream
        Throws:
        java.io.IOException - if unable to read the stream (or handle the charset)
      • toString

        public static java.lang.String toString​(java.io.InputStream in,
                                                java.nio.charset.Charset encoding)
                                         throws java.io.IOException
        Deprecated.
        Read input stream to string.
        Parameters:
        in - the stream to read from (until EOF)
        encoding - the Charset to use (can be null to use default Charset)
        Returns:
        the String parsed from the stream
        Throws:
        java.io.IOException - if unable to read the stream (or handle the charset)
      • toString

        public static java.lang.String toString​(java.io.Reader in)
                                         throws java.io.IOException
        Deprecated.
        Read input stream to string.
        Parameters:
        in - the reader to read from (until EOF)
        Returns:
        the String parsed from the reader
        Throws:
        java.io.IOException - if unable to read the stream (or handle the charset)
      • delete

        public static boolean delete​(java.io.File file)
        Deprecated.
        Delete File. This delete will recursively delete directories - BE CAREFUL
        Parameters:
        file - The file (or directory) to be deleted.
        Returns:
        true if file was deleted, or directory referenced was deleted. false if file doesn't exist, or was null.
      • isEmptyDir

        public static boolean isEmptyDir​(java.io.File dir)
        Deprecated.
        Test if directory is empty.
        Parameters:
        dir - the directory
        Returns:
        true if directory is null, doesn't exist, or has no content. false if not a directory, or has contents
      • close

        public static void close​(java.io.Closeable closeable)
        Deprecated.
        Closes an arbitrary closable, and logs exceptions at ignore level
        Parameters:
        closeable - the closeable to close
      • close

        public static void close​(java.io.InputStream is)
        Deprecated.
        closes an input stream, and logs exceptions
        Parameters:
        is - the input stream to close
      • close

        public static void close​(java.io.OutputStream os)
        Deprecated.
        closes an output stream, and logs exceptions
        Parameters:
        os - the output stream to close
      • close

        public static void close​(java.io.Reader reader)
        Deprecated.
        closes a reader, and logs exceptions
        Parameters:
        reader - the reader to close
      • close

        public static void close​(java.io.Writer writer)
        Deprecated.
        closes a writer, and logs exceptions
        Parameters:
        writer - the writer to close
      • readBytes

        public static byte[] readBytes​(java.io.InputStream in)
                                throws java.io.IOException
        Deprecated.
        Throws:
        java.io.IOException
      • write

        public static long write​(java.nio.channels.GatheringByteChannel out,
                                 java.nio.ByteBuffer[] buffers,
                                 int offset,
                                 int length)
                          throws java.io.IOException
        Deprecated.
        A gathering write utility wrapper.

        This method wraps a gather write with a loop that handles the limitations of some operating systems that have a limit on the number of buffers written. The method loops on the write until either all the content is written or no progress is made.

        Parameters:
        out - The GatheringByteChannel to write to
        buffers - The buffers to write
        offset - The offset into the buffers array
        length - The length in buffers to write
        Returns:
        The total bytes written
        Throws:
        java.io.IOException - if unable write to the GatheringByteChannel
      • getNullStream

        public static java.io.OutputStream getNullStream()
        Deprecated.
        Returns:
        An outputstream to nowhere
      • getClosedStream

        public static java.io.InputStream getClosedStream()
        Deprecated.
        Returns:
        An outputstream to nowhere
      • getNullWriter

        public static java.io.Writer getNullWriter()
        Deprecated.
        Returns:
        An writer to nowhere
      • getNullPrintWriter

        public static java.io.PrintWriter getNullPrintWriter()
        Deprecated.
        Returns:
        An writer to nowhere