Java Design Pattern Flow pattern

http://www.verejava.com/?id=16999114235569

Package Com.flow.theory;public class test{public static void Main (string[] args) {context ctx=new context ()        ;        Ctx.setflow (New Applyflow ());                Ctx.process ();        Ctx.setflow (New Verfiyflow ());                Ctx.process ();        Ctx.setflow (New Approveflow ());    Ctx.process (); }}package Com.flow.theory;public Interface flow{public void action (); Package Com.flow.theory;public class Verfiyflow implements flow{@Override public void Action () {SYSTEM.O    UT.PRINTLN ("Audit"); }}package Com.flow.theory;public class Applyflow implements flow{@Override public void Action () {System.    OUT.PRINTLN ("Application"); }}package Com.flow.theory;public class Approveflow implements flow{@Override public void Action () {Syste    M.OUT.PRINTLN ("approval");        }}package Com.flow.theory;public class context{private flow flow;    public void Setflow (flow flow) {This.flow=flow; } public void Process ()   {flow.action (); }}

http://www.verejava.com/?id=16999114235569

Java Design Pattern Flow pattern