package com.pedro.fizzbuzz;

/**
 *
 * FizzBuzzMachine it's a little piece of software created to return a String value if some of the next conditions
 * occurs.
 *
 * If the integer passed as argument it's equals to 3 or multiple of 3 FizzBuzzMachine returns Fizz.
 * If the integer passed as argument it's equals to 5 or multiple of 5 FizzBuzzMachine returns Buzz.
 * If the integer passed as argument it's multiple of 3 and 5 FizzBuzzMachine returns FizzBuzz.
 * If the integer passed as argument isn't multiple of 3 or 5 returns the number.
 *
 * @author Pedro Vicente Gómez Sánchez.
 */
public class FizzBuzzMachine {

    /**
     * Main FizzBuzzMachine method. This method will check if the number passed as parameter is fulfilling the condition
     * and will return the Fizz, Buzz or FizzBuzz value.
     *
     * @param value to analyze.
     * @return
     *      Fizz if the value is multiple of 3
     *      Buzz if the value is multiple of 5
     *      FizzBuzz if the value is multiple of 3 and 5
     *      the value if the parameter isn't multiple of 3 or 5
     */
    public String execute(int value) {
        return null;
    }
}

package com.pedro.fizzbuzz;

/**
 *
 * FizzBuzzMachine it's a little piece of software created to return a String value if some of the next conditions
 * occurs.
 *
 * If the integer passed as argument it's equals to 3 or multiple of 3 FizzBuzzMachine returns Fizz.
 * If the integer passed as argument it's equals to 5 or multiple of 5 FizzBuzzMachine returns Buzz.
 * If the integer passed as argument it's multiple of 3 and 5 FizzBuzzMachine returns FizzBuzz.
 *
 * @author Pedro Vicente Gómez Sánchez.
 */
public class FizzBuzzMachine {


}

--- 
+++ 
@@ -8,10 +8,24 @@
  * If the integer passed as argument it's equals to 3 or multiple of 3 FizzBuzzMachine returns Fizz.
  * If the integer passed as argument it's equals to 5 or multiple of 5 FizzBuzzMachine returns Buzz.
  * If the integer passed as argument it's multiple of 3 and 5 FizzBuzzMachine returns FizzBuzz.
+ * If the integer passed as argument isn't multiple of 3 or 5 returns the number.
  *
  * @author Pedro Vicente Gómez Sánchez.
  */
 public class FizzBuzzMachine {
 
-
+    /**
+     * Main FizzBuzzMachine method. This method will check if the number passed as parameter is fulfilling the condition
+     * and will return the Fizz, Buzz or FizzBuzz value.
+     *
+     * @param value to analyze.
+     * @return
+     *      Fizz if the value is multiple of 3
+     *      Buzz if the value is multiple of 5
+     *      FizzBuzz if the value is multiple of 3 and 5
+     *      the value if the parameter isn't multiple of 3 or 5
+     */
+    public String execute(int value) {
+        return null;
+    }
 }
Add the default case to the documentation
