IVisitor

All Known Implementing Classes:: Visitor1, Visitor2

public interface IVisitor

An abstract visitor to an IHost object. Provides cases for each IHost subclass type.

Author:: swong

Field Summary

Fields

Modifier and Type

Field

Description

static IVisitor

NULL_VISITOR

A null visitor, used when no visitor is yet defined.
Method Summary

Modifier and Type

Method

Description

Object

caseHostA(HostA host, Object... params)

Case for HostA

Object

caseHostB(HostB host, Object... params)

Case for HostB

Object

caseHostC(HostC host, Object... params)

Case for HostC

Field Details
- NULL_VISITOR
  
  static final IVisitor NULL_VISITOR
  
  A null visitor, used when no visitor is yet defined. Simply returns a string indicating which host executed this visitor.
Method Details
- caseHostA
  
  Object caseHostA(HostA host, Object... params)
  
  Case for HostA
  
  Parameters:
  
  host - The HostA instance
  
  params - Optional input parameters
  
  Returns:
  
  The result of processing HostA with the given parameters.
- caseHostB
  
  Object caseHostB(HostB host, Object... params)
  
  Case for HostB
  
  Parameters:
  
  host - The HostB instance
  
  params - Optional input parameters
  
  Returns:
  
  The result of processing HostB with the given parameters.
- caseHostC
  
  Object caseHostC(HostC host, Object... params)
  
  Case for HostC
  
  Parameters:
  
  host - The HostC instance
  
  params - Optional input parameters
  
  Returns:
  
  The result of processing HostC with the given parameters.