java inputstream [英] java inputstream
本文介绍了java inputstream的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
当到达流的末尾时，InputStream的available()方法应该返回什么?
What is an InputStream's available() method is supposed to return when the end of the stream is reached?
文档未指定行为.
推荐答案
JavaDoc确实在返回"部分告诉了您-
The JavaDoc does tell you in the Returns section -
an estimate of the number of bytes that can be read (or skipped over) from this input stream without blocking or 0 when it reaches the end of the input stream.
(来自 InputStream JavaDoc )
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