public abstract class ServletInputStream extends InputStream
readLine
method for reading data one line
at a time. With some protocols, such as HTTP POST and PUT, a
ServletInputStream
object can be used to read data sent from the
client.
A ServletInputStream
object is normally retrieved via the
ServletRequest.getInputStream()
method.
This is an abstract class that a servlet container implements. Subclasses of
this class must implement the java.io.InputStream.read()
method.
ServletRequest
Modifier | Constructor and Description |
---|---|
protected |
ServletInputStream()
Does nothing, because this is an abstract class.
|
protected ServletInputStream()
public int readLine(byte[] b, int off, int len) throws IOException
This method returns -1 if it reaches the end of the input stream before reading the maximum number of bytes.
b
- an array of bytes into which data is readoff
- an integer specifying the character at which this method
begins readinglen
- an integer specifying the maximum number of bytes to readIOException
- if an input or output exception has occurredCopyright © 2000-2021 Apache Software Foundation. All Rights Reserved.