Context

java.lang.Object

Behavioral.Strategy.Context

public class Context extends Object

The Context class maintains a reference to a Strategy object and delegates the execution to it.

Constructor Summary

Constructors

Constructor

Description

Context()

Default constructor for Context.
Method Summary

Modifier and Type

Method

Description

String

executeStrategy()

Execute the current strategy's algorithm.

void

setStrategy(Strategy strategy)

Set the current strategy.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- Context
  
  public Context()
  
  Default constructor for Context.
Method Details
- setStrategy
  
  public void setStrategy(Strategy strategy)
  
  Set the current strategy.
  
  Parameters:
  
  strategy - The strategy to use.
- executeStrategy
  
  public String executeStrategy()
  
  Execute the current strategy's algorithm.
  
  Returns:
  
  The result of the algorithm as a string.
  
  Throws:
  
  IllegalStateException - if no strategy is set.