DataSource.java 文件源码

private static List<String> getNativesForFlavors(DataFlavor[] flavors) {
    ArrayList<String> natives = new ArrayList<String>();

    SystemFlavorMap flavorMap = 
        (SystemFlavorMap)SystemFlavorMap.getDefaultFlavorMap();

    for (int i = 0; i < flavors.length; i++) {
        List<String> list = flavorMap.getNativesForFlavor(flavors[i]);
        for (Iterator<String> it = list.iterator(); it.hasNext(); ) {
            String nativeFormat = it.next();
            if (!natives.contains(nativeFormat)) {
                natives.add(nativeFormat);
            }
        }
    }
    return natives;
}