SessionIdGenerator (Apache Tomcat 11.0.22 API Documentation)
Description: declaration: package: org.apache.catalina, interface: SessionIdGenerator

# Interface SessionIdGenerator

All Known Implementing Classes:
  `SessionIdGeneratorBase, StandardSessionIdGenerator`

public interface SessionIdGenerator

- ## Method Summary

  Modifier and Type
  Method
  Description
  `String`
  `generateSessionId()`
  Generate and return a new session identifier.
  `String`
  `generateSessionId(String route)`
  Generate and return a new session identifier.
  `String`
  `getJvmRoute()`
  `int`
  `getSessionIdLength()`
  `void`
  `setJvmRoute(String jvmRoute)`
  Specify the node identifier associated with this node which will be included in the generated session ID.
  `void`
  `setSessionIdLength(int sessionIdLength)`
  Specify the number of bytes for a session ID

- ## Method Details

  - ### getJvmRoute

    String getJvmRoute()
    Returns:
      the node identifier associated with this node which will be included in the generated session ID.

  - ### setJvmRoute

    void setJvmRoute(String jvmRoute)
    Specify the node identifier associated with this node which will be included in the generated session ID.
    Parameters:
      `jvmRoute` - The node identifier

  - ### getSessionIdLength

    int getSessionIdLength()
    Returns:
      the number of bytes for a session ID

  - ### setSessionIdLength

    void setSessionIdLength(int sessionIdLength)
    Specify the number of bytes for a session ID
    Parameters:
      `sessionIdLength` - Number of bytes

  - ### generateSessionId

    String generateSessionId()
    Generate and return a new session identifier.
    Returns:
      the newly generated session id

  - ### generateSessionId

    String generateSessionId(String route)
    Generate and return a new session identifier.
    Parameters:
      `route` - node identifier to include in generated id
    Returns:
      the newly generated session id