Bins.ctxt

@@ -0,0 +1,11 @@
+#BlueJ class context
+comment0.target=Bins
+comment1.params=
+comment1.target=Bins()
+comment2.params=
+comment2.target=java.lang.Integer\ getTens()
+comment3.params=result
+comment3.target=void\ increment(java.lang.Integer)
+comment4.params=n
+comment4.target=java.lang.Integer\ getN(java.lang.Integer)
+numComments=5

Bins.java

@@ -0,0 +1,32 @@
+import java.util.TreeMap;
+public class Bins
+{
+    TreeMap<Integer,Integer> bins = new TreeMap<Integer,Integer>();
+    public Bins(){
+        bins.put(2,0);
+        bins.put(3,0);
+        bins.put(4,0);
+        bins.put(5,0);
+        bins.put(6,0);
+        bins.put(7,0);
+        bins.put(8,0);
+        bins.put(9,0);
+        bins.put(10,0);
+        bins.put(11,0);
+        bins.put(12,0);
+    }
+
+    public Integer getTens(){
+        return bins.get(10);
+    }
+
+    public void increment(Integer result){
+        Integer prevValue = bins.get(result);
+        bins.put(result, prevValue+1);
+    }
+    
+    public Integer getN(Integer n){
+        return bins.get(n);
+    }
+    
+}

BinsTest.ctxt

@@ -0,0 +1,7 @@
+#BlueJ class context
+comment0.target=BinsTest
+comment1.params=
+comment1.target=void\ getTensTest()
+comment2.params=
+comment2.target=void\ incrementTest()
+numComments=3

BinsTest.java

@@ -0,0 +1,24 @@
+
+
+import static org.junit.Assert.*;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+public class BinsTest
+{   Bins testBins = new Bins();
+    @Test
+    public void getTensTest(){
+        Integer expected = 0;
+        Integer actual = testBins.getTens();
+        assertEquals(expected,actual);
+    }
+    
+    @Test
+    public void incrementTest(){
+        Integer expected = 1;
+        testBins.increment(10);
+        Integer actual = testBins.getTens();
+        assertEquals(expected,actual);
+    }
+}

Dice.ctxt

@@ -0,0 +1,9 @@
+#BlueJ class context
+comment0.target=Dice
+comment1.params=
+comment1.target=Dice()
+comment2.params=numberOfDice
+comment2.target=Dice(int)
+comment3.params=
+comment3.target=int\ tossSum()
+numComments=4

Dice.java

@@ -0,0 +1,21 @@
+
+public class Dice
+{
+    int numberOfDice;
+    public Dice(){
+        numberOfDice = 1;
+    }
+    
+    public Dice(int numberOfDice){
+        this.numberOfDice = numberOfDice;
+    }
+    
+    public int tossSum(){
+        int currentTotal = 0;
+        for(int i = 0; i <numberOfDice; i++){
+            currentTotal += (int)Math.ceil(Math.random()*6);
+        }
+        return currentTotal;
+    }
+    
+}

DiceTest.ctxt

@@ -0,0 +1,7 @@
+#BlueJ class context
+comment0.target=DiceTest
+comment1.params=
+comment1.target=void\ tossTest1()
+comment2.params=
+comment2.target=void\ tossTest2()
+numComments=3

DiceTest.java

@@ -0,0 +1,27 @@
+
+
+import static org.junit.Assert.*;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+public class DiceTest
+{
+    @Test
+    public void tossTest1(){
+       Dice die = new Dice();
+       int min = 1;
+       int max = 6;
+       int actual = die.tossSum();
+       assertTrue(min <= actual && actual <= max);
+    }
+    
+    @Test
+    public void tossTest2(){
+       Dice die = new Dice(2);
+       int min = 2;
+       int max = 12;
+       int actual = die.tossSum();
+       assertTrue(min <= actual && actual <= max);
+    }
+}

README.TXT

@@ -0,0 +1,12 @@
+------------------------------------------------------------------------
+This is the project README file. Here, you should describe your project.
+Tell the reader (someone who does not know anything about this project)
+all he/she needs to know. The comments should usually include at least:
+------------------------------------------------------------------------
+
+PROJECT TITLE:
+PURPOSE OF PROJECT:
+VERSION or DATE:
+HOW TO START THIS PROJECT:
+AUTHORS:
+USER INSTRUCTIONS:

RachelleResults.md

@@ -0,0 +1,14 @@
+***
+Simulation of 2 dice tossed for 1000000 times.
+***
+ 2 :    28029: 0.03 **
+ 3 :    55074: 0.06 *****
+ 4 :    83028: 0.08 ********
+ 5 :   111326: 0.11 ***********
+ 6 :   138715: 0.14 *************
+ 7 :   166904: 0.17 ****************
+ 8 :   138899: 0.14 *************
+ 9 :   111363: 0.11 ***********
+10 :    83303: 0.08 ********
+11 :    55580: 0.06 *****
+12 :    27779: 0.03 **

Simulation.ctxt

@@ -0,0 +1,13 @@
+#BlueJ class context
+comment0.target=Simulation
+comment1.params=numberOfDice\ numberOfTosses
+comment1.target=Simulation(java.lang.Integer,\ java.lang.Integer)
+comment2.params=
+comment2.target=void\ runSimulation()
+comment3.params=numberOfSpecificResult
+comment3.target=float\ ratioOfTosses(int)
+comment4.params=
+comment4.target=void\ printHeader()
+comment5.params=results
+comment5.target=void\ printResults(Bins)
+numComments=6

Simulation.java

@@ -0,0 +1,44 @@
+
+public class Simulation
+{   
+    Integer numberOfDice;
+    Integer numberOfTosses;
+    public Simulation(Integer numberOfDice,Integer numberOfTosses){
+        this.numberOfDice = numberOfDice;
+        this.numberOfTosses = numberOfTosses;
+    }
+    Bins results = new Bins();
+    public void runSimulation(){
+        int currentRoll = 0;
+        Dice dice = new Dice(numberOfDice);
+        Bins results = new Bins();
+        while(currentRoll < numberOfTosses){
+            int result = dice.tossSum();
+            currentRoll++; 
+            results.increment(result);
+        }
+        printHeader();
+        printResults(results);
+    }
+
+    public float ratioOfTosses(int numberOfSpecificResult){
+        return numberOfSpecificResult/(float)numberOfTosses;
+    }
+    
+    public void printHeader(){
+        System.out.println("***\n" + "Simulation of " + numberOfDice
+        + " dice tossed for " + numberOfTosses + " times.\n***");
+    }
+    
+    public void printResults(Bins results){
+        for(int i = 2; i <=12;i++){
+            float ratio = ratioOfTosses(results.getN(i));
+            StringBuilder stars = new StringBuilder();
+            for(int j = 1; j < (ratio*100); j++){
+                    stars.append("*");
+            }
+            System.out.println(String.format("%2s :%9s:%5.2f ",i,results.getN(i),ratio)+stars.toString());
+        }
+    }
+
+}

package.bluej

@@ -0,0 +1,74 @@
+#BlueJ package file
+dependency1.from=DiceTest
+dependency1.to=Dice
+dependency1.type=UsesDependency
+dependency2.from=BinsTest
+dependency2.to=Bins
+dependency2.type=UsesDependency
+dependency3.from=Simulation
+dependency3.to=Bins
+dependency3.type=UsesDependency
+dependency4.from=Simulation
+dependency4.to=Dice
+dependency4.type=UsesDependency
+editor.fx.0.height=709
+editor.fx.0.width=921
+editor.fx.0.x=345
+editor.fx.0.y=23
+objectbench.height=101
+objectbench.width=461
+package.divider.horizontal=0.6
+package.divider.vertical=0.8115183246073299
+package.editor.height=458
+package.editor.width=674
+package.editor.x=95
+package.editor.y=104
+package.frame.height=631
+package.frame.width=800
+package.numDependencies=4
+package.numTargets=5
+package.showExtends=true
+package.showUses=true
+project.charset=UTF-8
+readme.height=58
+readme.name=@README
+readme.width=47
+readme.x=10
+readme.y=10
+target1.association=BinsTest
+target1.height=50
+target1.name=Bins
+target1.showInterface=false
+target1.type=ClassTarget
+target1.width=80
+target1.x=200
+target1.y=90
+target2.height=50
+target2.name=BinsTest
+target2.showInterface=false
+target2.type=UnitTestTargetJunit4
+target2.width=80
+target2.x=230
+target2.y=60
+target3.height=50
+target3.name=Simulation
+target3.showInterface=false
+target3.type=ClassTarget
+target3.width=90
+target3.x=10
+target3.y=100
+target4.association=DiceTest
+target4.height=50
+target4.name=Dice
+target4.showInterface=false
+target4.type=ClassTarget
+target4.width=80
+target4.x=70
+target4.y=40
+target5.height=50
+target5.name=DiceTest
+target5.showInterface=false
+target5.type=UnitTestTargetJunit4
+target5.width=80
+target5.x=100
+target5.y=10