com.vaadin.flow.component.upload.receivers.

Class MultiFileMemoryBuffer

java.lang.Object
com.vaadin.flow.component.upload.receivers.MultiFileMemoryBuffer

All Implemented Interfaces:

MultiFileReceiver, Receiver, Serializable

public class MultiFileMemoryBuffer extends Object implements MultiFileReceiver

Basic multi file in memory file receiver implementation.

See Also:

  • Constructor Details

    • MultiFileMemoryBuffer

      public MultiFileMemoryBuffer()
  • Method Details

    • receiveUpload

      public OutputStream receiveUpload(String fileName, String MIMEType)

      Description copied from interface: Receiver

      Invoked when a new upload arrives.

      Specified by:

      receiveUpload in interface Receiver

      Parameters:

      fileName - the desired filename of the upload, usually as specified by the client

      MIMEType - the MIME type of the uploaded file

      Returns:

      stream to which the uploaded file should be written

    • getFiles

      public Set<String> getFiles()

      Get the files in memory for this buffer.

      Returns:

      files in memory

    • getFileData

      public FileData getFileData(String fileName)

      Get file data for upload with file name.

      Parameters:

      fileName - file name to get upload data for

      Returns:

      file data for filename or null if not found

    • getOutputBuffer

      public ByteArrayOutputStream getOutputBuffer(String fileName)

      Get the output stream for file.

      Parameters:

      fileName - name of file to get stream for

      Returns:

      file output stream or empty stream if no file found

    • getInputStream

      public InputStream getInputStream(String filename)

      Get the input stream for file with filename.

      Parameters:

      filename - name of file to get input stream for

      Returns:

      input stream for file or empty stream if file not found