Package org.dellroad.msrp.msg

Class LineInputParser

java.lang.Object

org.dellroad.msrp.msg.LineInputParser

public class LineInputParser
extends Object

Parses CRLF-terminated lines.

Constructor Summary

Constructors

Constructor	Description
LineInputParser(int maxLength)	Constructor.

Method Summary

Modifier and Type	Method	Description
String	inputLineByte(byte b)	Input the next byte.
boolean	isBetweenLines()	Determine whether this instance is sitting at a line boundary.
void	reset()	Reset parse state.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LineInputParser

public LineInputParser(int maxLength)

Constructor.

Parameters:

maxLength - maximum allowed line length in bytes

Throws:

IllegalArgumentException - if maxLength negative

Method Detail

inputLineByte

public String inputLineByte(byte b)
                     throws ProtocolException

Input the next byte.

Parameters:

b - input byte

Returns:

complete line (not including CRLF), or null if more bytes are needed

Throws:

ProtocolException - if the line exceeds the maximum allowed length

isBetweenLines

public boolean isBetweenLines()

Determine whether this instance is sitting at a line boundary.

This will be true after initial construction, invocation of reset(), or an invocation inputLineByte() that returned a non-null value.

Returns:

true if positioned on a line boundary

reset

public void reset()

Reset parse state.