Package io.trino.spiller

Interface SingleStreamSpiller

All Superinterfaces:
AutoCloseable, Closeable
All Known Implementing Classes:
FileSingleStreamSpiller
public interface SingleStreamSpiller extends Closeable

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    close()
    Close releases/removes all underlying resources used during spilling like for example all created temporary files.
    com.google.common.util.concurrent.ListenableFuture<List<Page>>
    getAllSpilledPages()
    Initiates read of previously spilled pages.
    Iterator<Page>
    getSpilledPages()
    Returns list of previously spilled Pages as a single stream.
    long
    getSpilledPagesInMemorySize()
    Returns estimate size of pages that would be returned by getAllSpilledPages().
    default com.google.common.util.concurrent.ListenableFuture<Void>
    spill(Page page)
    Initiate spilling of single page.
    com.google.common.util.concurrent.ListenableFuture<Void>
    spill(Iterator<Page> page)
    Initiate spilling of pages stream.

  • Method Details

    • spill

      com.google.common.util.concurrent.ListenableFuture<Void> spill(Iterator<Page> page)
      Initiate spilling of pages stream. Returns completed future once spilling has finished. Next spill can be initiated as soon as previous one completes.

    • spill

      default com.google.common.util.concurrent.ListenableFuture<Void> spill(Page page)
      Initiate spilling of single page. Returns completed future once spilling has finished. Next spill can be initiated as soon as previous one completes.

    • getSpilledPages

      Iterator<Page> getSpilledPages()
      Returns list of previously spilled Pages as a single stream. Pages are in the same order as they were spilled. Method requires the issued spill request to be completed.

    • getSpilledPagesInMemorySize

      long getSpilledPagesInMemorySize()
      Returns estimate size of pages that would be returned by getAllSpilledPages().

    • getAllSpilledPages

      com.google.common.util.concurrent.ListenableFuture<List<Page>> getAllSpilledPages()
      Initiates read of previously spilled pages. The returned Future will be complete once all pages are read.

    • close

      void close()
      Close releases/removes all underlying resources used during spilling like for example all created temporary files.
      Specified by:
      close in interface AutoCloseable
      Specified by:
      close in interface Closeable