private void initializeDownloadProgress(String version,long versionSize){
  _coordinator.setTargetInfo(new DownloadingInfo(version,versionSize));
  for (  Site site : drUtil.listSites()) {
    for (    String nodeId : _coordinator.getAllNodes(site.getUuid())) {
      _coordinator.setNodeGlobalScopeInfo(new DownloadingInfo(version,versionSize),site.getUuid(),DOWNLOADINFO_KIND,nodeId);
    }
  }
}

private void initializeDownloadProgress ( String version , long versionSize ) { _coordinator . setTargetInfo ( new DownloadingInfo ( version , versionSize ) ) ; for ( Site site : drUtil . listSites ( ) ) { for ( String nodeId : _coordinator . getAllNodes ( site . getUuid ( ) ) ) { _coordinator . setNodeGlobalScopeInfo ( new DownloadingInfo ( version , versionSize ) , site . getUuid ( ) , DOWNLOADINFO_KIND , nodeId ) ; } } }
initialize download progress for each node
