How do I reset my input stream?
Java. me. Input flow. reset() method
- Description. The java.
- Statement. The following is the java.io.InputStream.reset() method declaration − public void reset()
- Parameters. N/A
- return value. The method does not return any value.
- Exception. IOException: If an I/O error occurs.
- Example.
Table of Contents
How is the input stream reused?
Summary:
- InputStream can only read once, i.e. you can only call read() or other read() method with parameters once. The next call says: 1.
- Use caching or check/reset to reuse inputStream.
- One more thing is to remember to turn off the Steam input/output used.
What is the best way to reset the InputStream?
It depends on the implementation of InputStream. You can also think if it will be better if you use the byte []. The easiest way is to use apache commons-io: instead of trying to reset the InputStream, load it into a buffer like StringBuilder or, if it’s a binary stream, ByteArrayOutputStream.
How does java.io.objectoutputstream.reset() work?
Description. The java.io.ObjectOutputStream.reset() method will ignore the state of any objects already written to the stream. The state is reset to be the same as a new ObjectOutputStream. The current point in the stream is marked as reset, so the corresponding ObjectInputStream will reset to the same point.
What does clear input stream mean?
It seems that the program stops until the enter key is pressed. It seems to the user that the program has crashed. I don’t want the program to stop, I just want the cin stream to restart, so that it is free to accept user input as it did in the first iteration.
How to reset InputStream in a StringBuilder?
Instead of trying to reset the InputStream, load it into a buffer like StringBuilder or, if it’s a binary stream, ByteArrayOutputStream. You can then process the buffer inside the method as many times as you like. For me, the easiest solution was to pass the gettable InputStream object and get it back.