added pig latin exercise

src/main/java/com/levelup/java/exercises/beginner/PigLatin.java

@@ -0,0 +1,55 @@
+package com.levelup.java.exercises.beginner;
+
+import java.util.List;
+import java.util.Scanner;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
+import com.google.common.base.Splitter;
+import com.google.common.collect.Lists;
+
+/**
+ * This java example will demonstrate how to convert a phrase to pig latin.
+ * 
+ * @author Justin Musgrove
+ * @see <a href='http://www.leveluplunch.com/java/exercises/pig-latin-translator/'>Pig latin translator</a>
+ */
+public class PigLatin {
+
+	public static void main(String[] args) {
+		// Create a Scanner object for keyboard input.
+		Scanner keyboard = new Scanner(System.in);
+
+		// Ask user to enter a string to translate
+		System.out.println("Enter a string to translate to Pig Latin.");
+		System.out.print("> ");
+		String input = keyboard.nextLine();
+
+		// close the keyboard
+		keyboard.close();
+
+		List<String> elementsInString = Lists.newArrayList(Splitter.on(" ")
+				.split(input));
+
+		Function<String, String> swapFirstLastChar = new Function<String, String>() {
+			@Override
+			public String apply(String s) {
+				if (s.length() <= 1) {
+					return s;
+				} else {
+					return s.substring(1, s.length()) + s.charAt(0);
+				}
+			}
+		};
+
+		List<String> translatedString = elementsInString.stream()
+				.map(String::trim).map(String::toUpperCase)
+				.map(swapFirstLastChar).map((String s) -> {
+					return s + "AY";
+				}).collect(Collectors.toList());
+
+
+		System.out.println("Translated sentence is: "
+				+ String.join(" ", translatedString));
+	}
+}