How to use

updateVisibleDocument

method

in

org.eclipse.jface.text.TextViewer

/**
 * Updates the given slave document to show the specified range of its master document.
 *
 * @param slaveDocument the slave document
 * @param modelRangeOffset the offset of the master document range
 * @param modelRangeLength the length of the master document range
 * @return <code>true</code> if the slave has been adapted successfully
 * @throws BadLocationException in case the specified range is not valid in the master document
 * @since 3.0
 */
protected boolean updateSlaveDocument(IDocument slaveDocument, int modelRangeOffset, int modelRangeLength) throws BadLocationException {
  return updateVisibleDocument(slaveDocument, modelRangeOffset, modelRangeLength);
}

/**
 * Updates the given slave document to show the specified range of its master document.
 *
 * @param slaveDocument the slave document
 * @param modelRangeOffset the offset of the master document range
 * @param modelRangeLength the length of the master document range
 * @return <code>true</code> if the slave has been adapted successfully
 * @throws BadLocationException in case the specified range is not valid in the master document
 * @since 3.0
 */
protected boolean updateSlaveDocument(IDocument slaveDocument, int modelRangeOffset, int modelRangeLength) throws BadLocationException {
  return updateVisibleDocument(slaveDocument, modelRangeOffset, modelRangeLength);
}