DataTransferer.java 文件源码

private String getBestCharsetForTextFormat(Long lFormat,
    Transferable localeTransferable) throws IOException
{
    String charset = null;
    if (localeTransferable != null &&
        isLocaleDependentTextFormat(lFormat) &&
        localeTransferable.isDataFlavorSupported(javaTextEncodingFlavor))
    {
        try {
            charset = new String(
                (byte[])localeTransferable.getTransferData(javaTextEncodingFlavor),
                "UTF-8"
            );
        } catch (UnsupportedFlavorException cannotHappen) {
        }
    } else {
        charset = getCharsetForTextFormat(lFormat);
    }
    if (charset == null) {
        // Only happens when we have a custom text type.
        charset = getDefaultTextCharset();
    }
    return charset;
}