Class AbstractDiskHttpData

    • Constructor Detail

      • AbstractDiskHttpData

        protected AbstractDiskHttpData​(java.lang.String name,
                                       java.nio.charset.Charset charset,
                                       long size)
    • Method Detail

      • getDiskFilename

        protected abstract java.lang.String getDiskFilename()
        Returns:
        the real DiskFilename (basename)
      • getPrefix

        protected abstract java.lang.String getPrefix()
        Returns:
        the default prefix
      • getBaseDirectory

        protected abstract java.lang.String getBaseDirectory()
        Returns:
        the default base Directory
      • getPostfix

        protected abstract java.lang.String getPostfix()
        Returns:
        the default postfix
      • deleteOnExit

        protected abstract boolean deleteOnExit()
        Returns:
        True if the file should be deleted on Exit by default
      • setContent

        public void setContent​(ByteBuf buffer)
                        throws java.io.IOException
        Description copied from interface: HttpData
        Set the content from the ChannelBuffer (erase any previous data)

        ReferenceCounted.release() ownership of buffer is transferred to this HttpData.

        Parameters:
        buffer - must be not null
        Throws:
        java.io.IOException
      • addContent

        public void addContent​(ByteBuf buffer,
                               boolean last)
                        throws java.io.IOException
        Description copied from interface: HttpData
        Add the content from the ChannelBuffer

        ReferenceCounted.release() ownership of buffer is transferred to this HttpData.

        Parameters:
        buffer - must be not null except if last is set to False
        last - True of the buffer is the last one
        Throws:
        java.io.IOException
      • setContent

        public void setContent​(java.io.File file)
                        throws java.io.IOException
        Description copied from interface: HttpData
        Set the content from the file (erase any previous data)
        Parameters:
        file - must be not null
        Throws:
        java.io.IOException
      • setContent

        public void setContent​(java.io.InputStream inputStream)
                        throws java.io.IOException
        Description copied from interface: HttpData
        Set the content from the inputStream (erase any previous data)
        Parameters:
        inputStream - must be not null
        Throws:
        java.io.IOException
      • delete

        public void delete()
        Description copied from interface: HttpData
        Deletes the underlying storage for a file item, including deleting any associated temporary disk file.
      • get

        public byte[] get()
                   throws java.io.IOException
        Description copied from interface: HttpData
        Returns the contents of the file item as an array of bytes.
        Note: this method will allocate a lot of memory, if the data is currently stored on the file system.
        Returns:
        the contents of the file item as an array of bytes.
        Throws:
        java.io.IOException
      • getByteBuf

        public ByteBuf getByteBuf()
                           throws java.io.IOException
        Description copied from interface: HttpData
        Returns the content of the file item as a ByteBuf.
        Note: this method will allocate a lot of memory, if the data is currently stored on the file system.
        Returns:
        the content of the file item as a ByteBuf
        Throws:
        java.io.IOException
      • getChunk

        public ByteBuf getChunk​(int length)
                         throws java.io.IOException
        Description copied from interface: HttpData
        Returns a ChannelBuffer for the content from the current position with at most length read bytes, increasing the current position of the Bytes read. Once it arrives at the end, it returns an EMPTY_BUFFER and it resets the current position to 0.
        Returns:
        a ChannelBuffer for the content from the current position or an EMPTY_BUFFER if there is no more data to return
        Throws:
        java.io.IOException
      • getString

        public java.lang.String getString()
                                   throws java.io.IOException
        Description copied from interface: HttpData
        Returns the contents of the file item as a String, using the default character encoding.
        Returns:
        the contents of the file item as a String, using the default character encoding.
        Throws:
        java.io.IOException
      • getString

        public java.lang.String getString​(java.nio.charset.Charset encoding)
                                   throws java.io.IOException
        Description copied from interface: HttpData
        Returns the contents of the file item as a String, using the specified charset.
        Parameters:
        encoding - the charset to use
        Returns:
        the contents of the file item as a String, using the specified charset.
        Throws:
        java.io.IOException
      • isInMemory

        public boolean isInMemory()
        Description copied from interface: HttpData
        Provides a hint as to whether or not the file contents will be read from memory.
        Returns:
        True if the file contents is in memory.
      • renameTo

        public boolean renameTo​(java.io.File dest)
                         throws java.io.IOException
        Description copied from interface: HttpData
        A convenience getMethod to write an uploaded item to disk. If a previous one exists, it will be deleted. Once this getMethod is called, if successful, the new file will be out of the cleaner of the factory that creates the original InterfaceHttpData object.
        Parameters:
        dest - destination file - must be not null
        Returns:
        True if the write is successful
        Throws:
        java.io.IOException
      • getFile

        public java.io.File getFile()
                             throws java.io.IOException
        Returns:
        the associated File if this data is represented in a file
        Throws:
        java.io.IOException - if this data is not represented by a file