Lab 24.08.2018

src/main/java/kz/edu/nu/cs/exercise/State1.java

@@ -0,0 +1,23 @@
+package kz.edu.nu.cs.exercise;
+
+public class State1 extends State {
+
+	public State1(StateContext myStateContext) {
+        this.sc = myStateContext;
+        this.accept = false;
+    }
+
+	 public void actionA() {
+	        this.sc.setCurrentState(this.sc.state2);
+	 }
+
+	 public void actionB() {
+		 	this.sc.setCurrentState(this.sc.state1);
+	 }
+
+	 public boolean inAcceptState() {
+
+		 return this.accept;
+	 }
+
+}

src/main/java/kz/edu/nu/cs/exercise/State2.java

@@ -0,0 +1,23 @@
+package kz.edu.nu.cs.exercise;
+
+public class State2 extends State {
+
+	public State2(StateContext myStateContext) {
+        this.sc = myStateContext;
+        this.accept = false;
+    }
+
+	 public void actionA() {
+	        this.sc.setCurrentState(this.sc.state3);
+	 }
+
+	 public void actionB() {
+		 	this.sc.setCurrentState(this.sc.state1);
+	 }
+
+	 public boolean inAcceptState() {
+
+		 return this.accept;
+	 }
+
+}

src/main/java/kz/edu/nu/cs/exercise/State3.java

@@ -0,0 +1,23 @@
+package kz.edu.nu.cs.exercise;
+
+public class State3 extends State {
+
+	public State3(StateContext myStateContext) {
+        this.sc = myStateContext;
+        this.accept = true;
+    }
+
+	 public void actionA() {
+	        this.sc.setCurrentState(this.sc.state3);
+	 }
+
+	 public void actionB() {
+		 	this.sc.setCurrentState(this.sc.state2);
+	 }
+
+	 public boolean inAcceptState() {
+
+		 return this.accept;
+	 }
+
+}

src/main/java/kz/edu/nu/cs/exercise/StateContext.java

@@ -12,19 +12,16 @@ public StateContext() {
     }
 
     public void actionA() {
-        // complete this method by
-        // delegation to the current state
+        currentState.actionA();
     }
 
     public void actionB() {
-        // complete this method
-        // delegate to the current state
+        currentState.actionB();
     }
 
     public boolean inAcceptState() {
-        // complete this method and return correct value
-        // delegate to the current state
-        return false;
+
+        return currentState.isAccept();
     }
 
     public State getCurrentState() {