How to use

createCompareConfig

method

in

org.eclipse.che.ide.orion.compare.CompareFactory

private void prepareDiffEditor(@NotNull ChangePreview preview) {
 newFile = compareFactory.createFieOptions();
 newFile.setReadOnly(true);
 oldFile = compareFactory.createFieOptions();
 oldFile.setReadOnly(true);
 newFile.setName("Refactored Source");
 oldFile.setName("Original Source");
 refreshComperingFiles(preview);
 CompareConfig compareConfig = compareFactory.createCompareConfig();
 compareConfig.setNewFile(oldFile);
 compareConfig.setOldFile(newFile);
 compareConfig.setShowTitle(true);
 compareConfig.setShowLineStatus(true);
 compareInitializer.injectCompareWidget(
   new AsyncCallback<Void>() {
    @Override
    public void onSuccess(Void result) {
     JavaScriptObject gitCompare = moduleHolder.getModule(GIT_COMPARE_MODULE);
     compare =
       GitCompareOverlay.create(gitCompare, compareConfig, diff.getElement().getId());
    }
    @Override
    public void onFailure(Throwable caught) {}
   });
}

oldFile.setName(fileName);
CompareConfig compareConfig = compareFactory.createCompareConfig();
compareConfig.setNewFile(newFile);
compareConfig.setOldFile(oldFile);