Final Product

pom.xml

@@ -7,6 +7,20 @@
     <groupId>com.zipcodewilmington</groupId>
     <artifactId>scientific_calculator</artifactId>
     <version>1.0-SNAPSHOT</version>
+    <dependencies>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.12</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter</artifactId>
+            <version>RELEASE</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
 
 
 </project>

src/main/java/com/zipcodewilmington/scientificcalculator/Calculator.java

@@ -0,0 +1,327 @@
+package com.zipcodewilmington.scientificcalculator;
+public class Calculator {
+    public Calculator() {
+    }
+    private double memory;
+    public void drawScreen(String d){
+        Console.println("");
+        Console.println("|------------------------------------------------|");
+        Console.println("|Quit     Clear     Set     M+     MC     MRC    |");
+        Console.println("|------------------------------------------------|");
+        Console.println(" Current Number: %s                               ",d);
+        Console.println("|------------------------------------------------|");
+        Console.println("| Add      Subtract      Multiply      Divide    |");
+        Console.println("| Square   Square Root   Exponential   Inverse   |");
+        Console.println("| Log      Log-1         Ln            Ln-1      |");
+        Console.println("| Sine     Cosine        Tangent       Factorial |");
+        Console.println("| Sine-1   Cosine-1      Tangent-1     Invert    |");
+        Console.println("| cToF     fToC          LBtoKG        KGtoLB    |");
+        Console.println("| decToBinary       decToOct       decToHex      |");
+        Console.println("| octToBinary       octToDec       octToHex      |");
+        Console.println("| hexToBinary       hexToOct       hextoDec      |");
+        Console.println("| binaryToDec       binaryToOct    binaryToHex   |");
+        Console.println("|          radToDeg      degToRad                |");
+        Console.println("|------------------------------------------------|");
+    }
+    public double performOperation(String op, double num1, double num2){
+        double returnAns;
+        if(op.equalsIgnoreCase("add")){
+            returnAns = this.addition(num1,num2);
+        }
+        else if(op.equalsIgnoreCase("subtract")){
+            returnAns = this.subtraction(num1,num2);
+        }
+        else if(op.equalsIgnoreCase("multiply")){
+            returnAns = this.multiply(num1, num2);
+        }
+        else if(op.equalsIgnoreCase("divide")){
+            returnAns = this.divide(num1, num2);
+        }
+        else {
+            returnAns = this.exponential(num1, num2);
+        }
+        return returnAns;
+    }
+    public double performOperation(String op, double num){
+        double returnAns;
+        if(op.equalsIgnoreCase("square")){
+            returnAns = this.square(num);
+        }
+        else if(op.equalsIgnoreCase("square root")){
+            returnAns = this.squareRoot(num);
+        }
+        else if(op.equalsIgnoreCase("inverse")){
+            returnAns = this.inverse(num);
+        }
+        else if(op.equalsIgnoreCase("invert")){
+            returnAns = this.invert(num);
+        }
+        else if(op.equalsIgnoreCase("sine")){
+            returnAns = this.sine(num);
+        }
+        else if(op.equalsIgnoreCase("cosine")){
+            returnAns = this.cosine(num);
+        }
+        else if(op.equalsIgnoreCase("tangent")){
+            returnAns = this.tangent(num);
+        }
+        else if(op.equalsIgnoreCase("sine-1")){
+            returnAns = this.inverseSine(num);
+        }
+        else if(op.equalsIgnoreCase("cosine-1")){
+            returnAns = this.inverseCosine(num);
+        }
+        else if(op.equalsIgnoreCase("tangent-1")){
+            returnAns = this.inverseTangent(num);
+        }
+        else if(op.equalsIgnoreCase("factorial")){
+            returnAns = this.factorial(num);
+        }
+        else if(op.equalsIgnoreCase("log")){
+            returnAns = this.log(num);
+        }
+        else if(op.equalsIgnoreCase("log-1")){
+            returnAns = this.inverseLog(num);
+        }
+        else if(op.equalsIgnoreCase("ln")){
+            returnAns = this.naturalLog(num);
+        }
+        else if(op.equalsIgnoreCase("ln-1")) {
+            returnAns = this.inverseNaturalLog(num);
+        }
+        else if(op.equalsIgnoreCase("lbToKg")){
+            returnAns = this.convertLBtoKG(num);
+        }
+        else if(op.equalsIgnoreCase("kgtoLb")) {
+            returnAns = this.convertKGtoLB(num);
+        }
+        else if(op.equalsIgnoreCase("radtodeg")) {
+            returnAns = this.toDegrees(num);
+        }
+        else if(op.equalsIgnoreCase("degtorad")) {
+            returnAns = this.toRadians(num);
+        }
+        else if(op.equalsIgnoreCase("fToC")){
+            returnAns = this.convertFtoC(num);
+        }
+        //catching convert C to F
+        else {
+            returnAns = this.convertCtoF(num);
+        }
+        return returnAns;
+    }
+    //store, recall, and clear memory
+    public double memoryUsage(String inputStr, double x) {
+        double memory = 0;
+        if (inputStr.equalsIgnoreCase("M+")) {
+            memory = this.calcMemory(x);
+        } else if (inputStr.equalsIgnoreCase("MC")){
+            memory = 0;
+        } else if (inputStr.equalsIgnoreCase("MRC")) {
+            return memory;
+        } else {
+            memory = 0;
+        }
+        return memory;
+    }
+    //two variable operations
+    public double addition(double x, double y){
+        double ans = x + y;
+        return ans;
+    }
+    public double subtraction(double x,double y){
+        double ans = x - y;
+        return ans;
+    }
+    public double multiply(double x,double y){
+        double ans = x * y;
+        return ans;
+    }
+    public double divide(double x,double y){
+        double ans = x / y;
+        return ans;
+    }
+    public double exponential(double x,double y){
+        double ans = Math.pow(x,y);
+        return ans;
+    }
+    //one variable operations
+    public double square(double x){
+        double ans = Math.pow(x,2);
+        return ans;
+    }
+    public double squareRoot(double x){
+        double ans = Math.sqrt(x);
+        return ans;
+    }
+    public double inverse(double x){
+        double ans = (1 / x);
+        return ans;
+    }
+    public double invert(double x){
+        double ans = (x * -1);
+        return ans;
+    }
+    public double sine(double x){
+        double ans = Math.sin(x);
+        return ans;
+    }
+    public double cosine(double x){
+        double ans = Math.cos(x);
+        return ans;
+    }
+    public double tangent(double x){
+        double ans = Math.tan(x);
+        return ans;
+    }
+    public double inverseSine(double x){
+        double ans = Math.asin(x);
+        return ans;
+    }
+    public double inverseCosine(double x){
+        double ans = Math.acos(x);
+        return ans;
+    }
+    public double inverseTangent(double x){
+        double ans = Math.atan(x);
+        return ans;
+    }
+    public double toRadians(double x){
+        double ans = Math.toRadians(x);
+        return ans;
+    }
+    public double toDegrees(double x){
+        double ans = Math.toDegrees(x);
+        return ans;
+    }
+    public double factorial(double x){
+        double ans = 1;
+        for(int i=1;i<=x;i++){
+            ans *= i;
+        }
+        return ans;
+    }
+    public double log(double x){
+        double ans = Math.log10(x);
+        return ans;
+    }
+    public double inverseLog(double x){
+        double ans = Math.pow(10,x);
+        return ans;
+    }
+    public double naturalLog(double x){
+        double ans = Math.log(x);
+        return ans;
+    }
+    public double inverseNaturalLog(double x){
+        double ans = Math.exp(x);
+        return ans;
+    }
+    private String err(){
+        return "Err";
+    }
+    public double convertFtoC(double x) {
+        double fToC = (x - 32) / 1.8;
+        return fToC;
+    }
+    public double convertCtoF(double x) {
+        double cToF = (x * 1.8) + 32;
+        return cToF;
+    }
+    public double calcMemory(double x) {
+        double memory = x;
+        return memory;
+    }
+    //conversions
+    public String decimalToBinary(double x){
+        int conversionInt = (int)x;
+        String ans = Integer.toString(conversionInt,2);
+        return ans;
+    }
+    public String decimalToHex(double x){
+        int conversionInt = (int)x;
+        String ans = Integer.toString(conversionInt,16);
+        return ans;
+    }
+    public double decimalToOct(double x){
+        String octStr = Integer.toOctalString((int) x);
+        double octNum = Integer.parseInt(octStr);
+        return octNum;
+    }
+    public double octalToHex (double x) {
+        String stringOct = String.valueOf(x);
+        double decNum = Integer.parseInt(stringOct, 8);
+        String hexStr = Integer.toHexString((int)decNum);
+        double hexNum = Integer.parseInt(hexStr);
+        return hexNum;
+    }
+    public double octalToBinary (double x) {
+        String stringOct = String.valueOf(x);
+        double decNum = Integer.parseInt(stringOct, 8);
+        String binStr = Integer.toHexString((int)decNum);
+        double binNum = Integer.parseInt(binStr);
+        return binNum;
+    }
+    public double octalToDecimal (double x) {
+        String stringOct = String.valueOf(x);
+        double decNum = Integer.parseInt(stringOct, 8);
+        return decNum;
+    }
+    public double hexToOctal (double x) {
+        String stringHex = String.valueOf(x);
+        double hexNum = Integer.parseInt(stringHex, 16);
+        String octStr = Integer.toOctalString((int)hexNum);
+        double octNum = Integer.parseInt(octStr);
+        return octNum;
+    }
+    public double hexToBinary (double x) {
+        String stringHex = String.valueOf(x);
+        double hexNum = Integer.parseInt(stringHex, 16);
+        String binStr = Integer.toBinaryString((int)hexNum);
+        double binNum = Integer.parseInt(binStr);
+        return binNum;
+    }
+    public double hexToDecimal (double x) {
+        String stringHex = String.valueOf(x);
+        double decNum = Integer.parseInt(stringHex, 8);
+        return decNum;
+    }
+    public double binToDec (double x) {
+        String stringBin = String.valueOf(x);
+        double decNum = Integer.parseInt(stringBin, 2);
+        return decNum;
+    }
+    public double binaryToOct (double x) {
+        String stringBin = String.valueOf(x);
+        double binNum = Integer.parseInt(stringBin, 2);
+        String octStr = Integer.toBinaryString((int)binNum);
+        double octNum = Integer.parseInt(octStr);
+        return octNum;
+    }
+    public double binaryToHex (double x) {
+        String stringBin = String.valueOf(x);
+        double binNum = Integer.parseInt(stringBin, 2);
+        String hexStr = Integer.toBinaryString((int)binNum);
+        double hexNum = Integer.parseInt(hexStr);
+        return hexNum;
+    }
+    public double convertLBtoKG(double x) {
+        double lbToKg = (x * 0.45359237);
+        return lbToKg;
+    }
+    public double convertKGtoLB(double x){
+        double kgToLb = (x * 2.20462262);
+        return kgToLb ;
+    }
+    public double memAdd(double x){
+        memory = x;
+        return memory;
+    }
+    public double memClear(){
+        memory = 0;
+        return memory;
+    }
+    public double memRecall(){
+        return memory;
+    }
+}

src/main/java/com/zipcodewilmington/scientificcalculator/Console.java

@@ -23,10 +23,16 @@ public static String getStringInput(String prompt) {
     }
 
     public static Integer getIntegerInput(String prompt) {
-        return null;
+        Scanner scanner = new Scanner(System.in);
+        println(prompt);
+        Integer userInput = scanner.nextInt();
+        return userInput;
     }
 
     public static Double getDoubleInput(String prompt) {
-        return null;
+        Scanner scanner = new Scanner(System.in);
+        println(prompt);
+        Double userInput = scanner.nextDouble();
+        return userInput;
     }
 }