Package com.day.util.diff

Interface ChangeListener

All Known Implementing Classes:
DefaultChangeListener, InlineChangeListener
public interface ChangeListener
Listener that is called for each line in a document. See DocumentDiff.showChanges(ChangeListener, int) for details.

  • Field Details

  • Method Details

    • onDocumentsStart

      void onDocumentsStart(Document left, Document right)
      Invoked before the iteration over the changes start.
      Parameters:
      left - the left document
      right - the right document

    • onDocumentsEnd

      void onDocumentsEnd(Document left, Document right)
      Invoked after the iteration over the changes finished.
      Parameters:
      left - the left document
      right - the right document

    • onChangeStart

      void onChangeStart(int leftElem, int leftLen, int rightElem, int rightLen)
      Invoked before a change starts.
      Parameters:
      leftElem - the index of the left element of this change.
      leftLen - the number of changed left elements.
      rightElem - the index of the right element of this change.
      rightLen - the number of changed right elements.

    • onChangeEnd

      void onChangeEnd()
      Invoked after a change finished.

    • onUnmodified

      void onUnmodified(int leftIdx, int rightIdx, Document.Element elem)
      Invoked for an unmodified element
      Parameters:
      leftIdx - the index of the left element
      rightIdx - the index of the right element
      elem - the element

    • onDeleted

      void onDeleted(int leftIdx, int rightIdx, Document.Element elem)
      Invoked for a deleted element
      Parameters:
      leftIdx - the index of the left element
      rightIdx - the index of the right element
      elem - the element

    • onInserted

      void onInserted(int leftIdx, int rightIdx, Document.Element elem)
      Invoked for an inserted element
      Parameters:
      leftIdx - the index of the left element
      rightIdx - the index of the right element
      elem - the element