for ( Asset as : imp.getAssets() ) {
if ( existing && pkg.containsAsset( as.name ) ) {
AssetItem asset = pkg.loadAsset( as.name );
if ( asset.getFormat().equals( as.format ) ) {
asset.updateContent( as.content );
if ( newVer ) asset.checkin( "Imported change form external DRL" );
} //skip it if not the right format
} else {