问题解决了,原来是包的命名出来问题,原先为"package p426_I_O_stream运用;"改为"package p426_I_O_stream;"就好了,想不到java不支持中文包命名呀!!!!同时新的问题又出现了,编译器报错如下: java.io.FileNotFoundException: IOStreamDemo.java (系统找不到指定的文件。) at java.io.FileInputStream.open(Native Method) at java.io.FileInputStream.<init>(FileInputStream.java:103) at java.io.FileInputStream.<init>(FileInputStream.java:66) at java.io.FileReader.<init>(FileReader.java:41) at p426_I_O_stream.IOStreamDemo.main(IOStreamDemo.java:9) Exception in thread "main" 晕,编个这么小个东东,问题这么多呀!!!!烦~~~~~~~~~~~~~~~~~~~
java.io.FileNotFoundException: IOStreamDemo.java (系统找不到指定的文件。)
at java.io.FileInputStream.open(Native Method)
at java.io.FileInputStream.<init>(FileInputStream.java:103)
at java.io.FileInputStream.<init>(FileInputStream.java:66)
at java.io.FileReader.<init>(FileReader.java:41)
at p426_I_O_stream.IOStreamDemo.main(IOStreamDemo.java:9)
Exception in thread "main"
晕,编个这么小个东东,问题这么多呀!!!!烦~~~~~~~~~~~~~~~~~~~