public static void logResult(String str) { //str 要写入的内容
FileWriter writer = null;
try {
// String s = AlipayConfig.log_path + "//log//"+"alipay_log_" + System.currentTimeMillis()+".txt";
String s = "F://myeclipse85//log//"+System.currentTimeMillis()+".txt";
File file = new File(s);
if(!file.exists()){
file.createNewFile();
}
writer = new FileWriter(file);
writer.write(str);
} catch (Exception e) {
e.printStackTrace();
} finally {
if (writer != null) {
try {
writer.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}