Package org.apache.tomcat.util.net

Class TLSClientHelloExtractor

java.lang.Object

org.apache.tomcat.util.net.TLSClientHelloExtractor

public class TLSClientHelloExtractor
extends Object

This class extracts the SNI host name and ALPN protocols from a TLS client-hello message.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	TLSClientHelloExtractor.ExtractorResult

Field Summary

Fields

Modifier and Type	Field	Description
static byte[]	USE_TLS_RESPONSE

Constructor Summary

Constructors

Constructor	Description
TLSClientHelloExtractor(ByteBuffer netInBuffer)	Creates the instance of the parser and processes the provided buffer.

Method Summary

Modifier and Type	Method	Description
List<String>	getClientRequestedApplicationProtocols()
List<String>	getClientRequestedCipherNames()
List<Cipher>	getClientRequestedCiphers()
List<String>	getClientRequestedProtocols()
TLSClientHelloExtractor.ExtractorResult	getResult()
String	getSNIValue()

Methods inherited from class java.lang.Object

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

Field Details

USE_TLS_RESPONSE

public static byte[] USE_TLS_RESPONSE

Constructor Details

TLSClientHelloExtractor

public TLSClientHelloExtractor(ByteBuffer netInBuffer)
                        throws IOException

Creates the instance of the parser and processes the provided buffer. The buffer position and limit will be modified during the execution of this method but they will be returned to the original values before the method exits.

Parameters:

netInBuffer - The buffer containing the TLS data to process

Throws:

IOException - If the client hello message is malformed

Method Details

getResult

public TLSClientHelloExtractor.ExtractorResult getResult()

getSNIValue

public String getSNIValue()

Returns:

The SNI value provided by the client converted to lower case if not already lower case.

getClientRequestedCiphers

public List<Cipher> getClientRequestedCiphers()

getClientRequestedCipherNames

public List<String> getClientRequestedCipherNames()

getClientRequestedApplicationProtocols

public List<String> getClientRequestedApplicationProtocols()

getClientRequestedProtocols

public List<String> getClientRequestedProtocols()