gov.nist.javax.sip

Interface UtilsExt

All Known Implementing Classes:

Utils

public interface UtilsExt

Author:

[email protected]

Method Summary

Methods

Modifier and Type	Method and Description
String	generateBranchId() Generate a cryptographically random identifier that can be used to generate a branch identifier.
String	generateCallIdentifier(String address) Generate a call identifier.
String	generateTag() Generate a tag for a FROM header or TO header.

Method Detail

generateCallIdentifier

String generateCallIdentifier(String address)

Generate a call identifier. This is useful when we want to generate a call identifier in advance of generating a message.

Since:

2.0

generateTag

String generateTag()

Generate a tag for a FROM header or TO header. Just return a random 4 digit integer (should be enough to avoid any clashes!) Tags only need to be unique within a call.

Returns:

a string that can be used as a tag parameter. synchronized: needed for access to 'rand', else risk to generate same tag twice

Since:

2.0

generateBranchId

String generateBranchId()

Generate a cryptographically random identifier that can be used to generate a branch identifier.

Returns:

a cryptographically random gloablly unique string that can be used as a branch identifier.

Since:

2.0