指定创建临时文件的默认目录

import java.io.IOException;

import java.nio.file.FileSystems;

import java.nio.file.Files;

import java.nio.file.Path;
/* 
 来自 
*时代Java - N o w  J a v a . c o m*/


public class Main {

  public static void main(String[] args) {

    Path basedir = FileSystems.getDefault().getPath("C:/folder1/tmp");

    String tmp_file_prefix = "test_";

    String tmp_file_sufix = ".txt";


    try {

      Path tmp_3 = Files.createTempFile(basedir, tmp_file_prefix,

          tmp_file_sufix);

      System.out.println("TMP: " + tmp_3.to