Java 之文件目录操作

    File file = new File("d:\\study\\temp\\test.java");
    boolean bl = file.exists();

    File srcFile = new File("d:\\study\\temp\\test.javav");
    File desFile = new File("d:\\study\\temp\\testnew.java");
    boolean bln = srcFile.renameTo(desFile);

File file = new File("d:\\study\\temp\\test.java");
    boolean bl = file.exists();
    if(file.exists()) 
    {
        bl = file.delete();
    }

file.mkdir();