Added HelloMethods and Message.java examples for lesson 1.

Author: Jim Flores

.vscode/settings.json

@@ -0,0 +1,8 @@
+{
+    "files.exclude": {
+        "**/.classpath": true,
+        "**/.project": true,
+        "**/.settings": true,
+        "**/.factorypath": true
+    }
+}

src/org/launchcode/java/demos/javawebdevelopment/data-types/HelloMethods.java

@@ -0,0 +1,8 @@
+public class HelloMethods {
+
+    public static void main(String[] args) {
+       String message = Message.getMessage("fr");
+       System.out.println(message);
+    }
+
+}

src/org/launchcode/java/demos/javawebdevelopment/data-types/Message.java

@@ -0,0 +1,13 @@
+public class Message {
+
+    public static String getMessage(String lang) {
+
+        if (lang.equals("sp")) {
+            return "¡Hola, Mundo!";
+        } else if (lang.equals("fr")) {
+            return "Bonjour, le monde!";
+        } else {
+            return "Hello, World!";
+        }
+    }
+}

…a/demos/javawebdevelopment/TempConv.java …evelopment/data-types/TempConverter.javasrc/org/launchcode/java/demos/javawebdevelopment/TempConv.java renamed to src/org/launchcode/java/demos/javawebdevelopment/data-types/TempConverter.java src/org/launchcode/java/demos/javawebdevelopment/TempConv.java renamed to src/org/launchcode/java/demos/javawebdevelopment/data-types/TempConverter.java

@@ -5,7 +5,7 @@
 /**
  * From "Java Web Development"
  */
-public class TempConv {
+public class TempConverter {
     public static void main(String[] args) {
         double fahrenheit;
         double celsius;
@@ -16,8 +16,8 @@ public static void main(String[] args) {
         fahrenheit = input.nextDouble();
         input.close();
 
-        celsius = (fahrenheit - 32) * 5.0/9.0;
-        System.out.println("The temperature in Celsius is: " + celsius + " degrees.");
+        celsius = (fahrenheit - 32) * 5/9;
+        System.out.println("The temperature in Celsius is: " + celsius + "°C.");
     }
 
 }