Initial commit

.gitignore

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+# Project exclude paths
+/out/

src/Main.java

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+import twitter4j.Status;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+import twitter4j.TwitterFactory;
+
+public class Main {
+    public static void main(String[] args) {
+
+        UserInterface ui = new UserInterface();
+        ui.start();
+    }
+
+}

src/Translator.java

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+// Takes in an English message and outputs the message in morse code
+// each character (0 -> 9, a -> z, !, ., ?, SPACE) is separated 1 space from each other
+// each full word is separated 3 spaces from each other
+
+import java.util.*;
+
+public class Translator {
+    private HashMap<Character, String> dictionary;
+
+    public Translator() {
+        this.dictionary = new HashMap<Character, String>();
+        initializeDictionary();
+    }
+
+    // REQUIRED: only accepts A -> Z, 0 -> 9, commas, periods, questions marks, exclamation marks and
+    // spaces
+    public String encode(String message) {
+        String messageInMorseCode = "";
+        char[] characters = message.toLowerCase().toCharArray(); // array of characters
+        for (int i = 0; i < message.length(); i++) {
+            messageInMorseCode = messageInMorseCode + dictionary.get(characters[i]) + " ";
+            // translate each character in array to morsecode character e -> . for example
+        }
+
+        return messageInMorseCode;
+    }
+
+    // REQUIRED: only accepts periods, underscores, single spaces and double spaces
+    // Recall that each character is separated by a single space, each full word is separated by a double space
+    public String decode(String message) {
+
+        String messageInEnglish = ""; // this is eventually what we will be returning
+        List<String> morseCodeWords = Arrays.asList(message.split("  ")); // 2 spaces, array of full words (in morse code format)
+        List<String> morseCodeCharacters = new ArrayList<>(); // array of morse code characters ex: "._.." is a comma
+
+
+        for (int i = 0; i < morseCodeWords.size(); i++) {
+            String[] arr = (morseCodeWords.get(i).split(" ")); // 1 space, splits each morse code word into morse code character
+
+
+            for (int j = 0; j < arr.length; j++) {
+                morseCodeCharacters.add(arr[j]);
+            }
+        }
+
+        // 'a' is key, "._" is the value (for dictionary hash map)
+        for (String character : morseCodeCharacters) {
+            for (Character theKey : dictionary.keySet()) {
+
+                if (dictionary.get(theKey).equals("   ")) {
+                    messageInEnglish = messageInEnglish + " ";
+
+                } else if (dictionary.get(theKey).equals(character)) {
+                    messageInEnglish = messageInEnglish + theKey; // adds the English Character
+                }
+            }
+
+        }
+        return messageInEnglish;
+    }
+
+    private void initializeDictionary() {
+        dictionary.put('a', "._");
+        dictionary.put('b', "_...");
+        dictionary.put('c', "_._.");
+        dictionary.put('d', "_..");
+        dictionary.put('e', ".");
+        dictionary.put('f', ".._.");
+        dictionary.put('g', "__.");
+        dictionary.put('h', "....");
+        dictionary.put('i', "..");
+        dictionary.put('j', ".___");
+        dictionary.put('k', "_._");
+        dictionary.put('l', "._..");
+        dictionary.put('m', "__");
+        dictionary.put('n', "_.");
+        dictionary.put('o', "___");
+        dictionary.put('p', ".__.");
+        dictionary.put('q', "__._");
+        dictionary.put('r', "._.");
+        dictionary.put('s', "...");
+        dictionary.put('t', "_");
+        dictionary.put('u', ".._");
+        dictionary.put('v', "..._");
+        dictionary.put('w', ".__");
+        dictionary.put('x', "_.._");
+        dictionary.put('y', "_.__");
+        dictionary.put('z', "__..");
+        dictionary.put('0', "_____");
+        dictionary.put('1', ".____");
+        dictionary.put('2', "..___");
+        dictionary.put('3', "...__");
+        dictionary.put('4', "...._");
+        dictionary.put('5', ".....");
+        dictionary.put('6', "_....");
+        dictionary.put('7', "__...");
+        dictionary.put('8', "___..");
+        dictionary.put('9', "____.");
+        dictionary.put('?', "..__..");
+        dictionary.put('.', "._._._");
+        dictionary.put(',', "__..__");
+        dictionary.put('!', "_..._");
+        dictionary.put(' ', "   "); // empty space
+
+    }
+}

src/TwitterStuff.java

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+import twitter4j.Status;
+import twitter4j.Twitter;
+import twitter4j.TwitterException;
+import twitter4j.TwitterFactory;
+
+
+public class TwitterStuff {
+    private Twitter myTwitter = TwitterFactory.getSingleton();
+
+    public void newTweet(String message) {
+        try {
+            Status status = myTwitter.updateStatus(message);
+            System.out.println("Your tweet was successful");
+        } catch (TwitterException e) {
+            e.printStackTrace();
+        }
+
+    }
+}
+

src/UserInterface.java

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+import java.util.Scanner;
+
+public class UserInterface {
+
+    private TwitterStuff twit;
+    private Translator translate;
+    private Scanner reader;
+
+    public UserInterface() {
+        twit = new TwitterStuff();
+        translate = new Translator();
+        reader = new Scanner(System.in);
+    }
+
+    public void start() {
+        while (true) {
+            System.out.println("Please type your message or press 2 if you would like to quit.");
+            String message = reader.nextLine();
+
+            if (isStringInt(message) && Integer.parseInt(message) == 2) {
+                break;
+            }
+
+            System.out.println("Press 0 if you want to tweet your message" +
+                    "out in morse code. " +
+                    "Press 1 if you want to tweet your message out in English.");
+
+            String ans = reader.nextLine();
+
+            if (isStringInt(ans)) {
+                int answerAsInt = Integer.parseInt(ans);
+                performAction(answerAsInt, message);
+            } else {
+                System.out.println("Your response is invalid. Please try again.");
+            }
+
+        }
+    }
+
+    public void performAction(int ans, String message) {
+        if (ans == 0) {
+            String inMorseCode = translate.encode(message);
+            twit.newTweet(inMorseCode);
+
+        } else if (ans == 1) {
+            twit.newTweet(message);
+
+        } else {
+            System.out.println("Your response is invalid. Please try again.");
+        }
+    }
+
+    public boolean isStringInt(String s) {
+        try {
+            Integer.parseInt(s);
+            return true;
+        } catch (NumberFormatException e) {
+            return false;
+        }
+    }
+}

twitter-client.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" name="twitter4j-async-4.0.7" level="project" />
+  </component>
+</module>

twitter4j.properties

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+debug=true
+oauth.consumerKey=
+oauth.consumerSecret=
+oauth.accessToken=
+oauth.accessTokenSecret=