Complete

src/main/java/com/zipcodewilmington/phone/PhoneNumberFactory.java

 package com.zipcodewilmington.phone;
 
 import com.zipcodewilmington.exceptions.InvalidPhoneNumberFormatException;
+import com.zipcodewilmington.tools.RandomNumberFactory;
 
 import java.util.logging.Logger;
 
      * @param phoneNumberCount - number of PhoneNumber objects to instantiate
      * @return array of randomly generated PhoneNumber objects
      */ //TODO - Implement logic
-    public static PhoneNumber[] createRandomPhoneNumberArray(int phoneNumberCount) {
-        return null;
+    public static PhoneNumber[] createRandomPhoneNumberArray(int phoneNumberCount) throws InvalidPhoneNumberFormatException{
+        PhoneNumber[] phonebook = new PhoneNumber[phoneNumberCount];
+        for(int x =0; x < phonebook.length; x++) {
+            phonebook[x] = createRandomPhoneNumber();
+        }
+        return phonebook;
     }
 
     /**
      * @return an instance of PhoneNumber with randomly generated phone number value
      */ //TODO - Implement logic
-    public static PhoneNumber createRandomPhoneNumber() {
-        return createPhoneNumberSafely(-1, -1, -1);
+    public static PhoneNumber createRandomPhoneNumber() throws InvalidPhoneNumberFormatException {
+
+        return createPhoneNumberSafely(RandomNumberFactory.createInteger(100,999), RandomNumberFactory.createInteger(100,999), RandomNumberFactory.createInteger(1000,9999));
     }
 
 
      * @param phoneLineCode     - 4 digit code
      * @return a new phone number object
      */ //TODO - if input is valid, return respective PhoneNumber object, else return null
-    public static PhoneNumber createPhoneNumberSafely(int areaCode, int centralOfficeCode, int phoneLineCode) {
-        return createPhoneNumber(null);
+    public static PhoneNumber createPhoneNumberSafely(int areaCode, int centralOfficeCode, int phoneLineCode) throws InvalidPhoneNumberFormatException {
+        String phoneNumber = "(" + areaCode + ")-" + centralOfficeCode + "-" +phoneLineCode;
+        try {
+            return createPhoneNumber(phoneNumber);
+        } catch (InvalidPhoneNumberFormatException e) {
+            return null;
+        }
     }
 
+
     /**
      * @param phoneNumberString - some String corresponding to a phone number whose format is `(###)-###-####`
      * @return a new phone number object
      * @throws InvalidPhoneNumberFormatException - thrown if phoneNumberString does not match acceptable format
      */ // TODO - Add throws statement to method signature
-    public static PhoneNumber createPhoneNumber(String phoneNumberString) {
-        return null;
+    public static PhoneNumber createPhoneNumber(String phoneNumberString) throws InvalidPhoneNumberFormatException {
+
+        return new PhoneNumber(phoneNumberString);
     }
 }

src/test/java/com/zipcodewilmington/PhoneNumberFactoryTest.java

     }
 
     @Test
-    public void testCreatePhoneNumberSafely() {
+    public void testCreatePhoneNumberSafely() throws InvalidPhoneNumberFormatException{
         // : Given
         int areaCode = 0;
         int centralOfficeCode = 0;
     }
 
     @Test
-    public void testGetAreaCode() {
+    public void testGetAreaCode() throws InvalidPhoneNumberFormatException {
         // : Given
         Integer areaCode = 302;
         int centralOfficeCode = 312;
     }
 
     @Test
-    public void testGetCentralOfficeCode() {
+    public void testGetCentralOfficeCode() throws InvalidPhoneNumberFormatException {
         // : Given
         int areaCode = 302;
         Integer centralOfficeCode = 312;
 
 
     @Test
-    public void testPhoneLineCode() {
+    public void testPhoneLineCode() throws InvalidPhoneNumberFormatException {
         // : Given
         int areaCode = 302;
         int centralOfficeCode = 312;
     }
 
     @Test
-    public void testCreateRandomPhoneNumber() {
+    public void testCreateRandomPhoneNumber() throws InvalidPhoneNumberFormatException {
         for (int i = 0; i < 999; i++) {
             // : Given
             // : When