コンボボックスでレベルを選択するとシャッフル回数が変更されるよう変更しました。

src/com/toy/anagrams/lib/StaticWordLibrary.java

@@ -31,6 +31,8 @@
 
 package com.toy.anagrams.lib;
 
+import java.util.Random;
+
 /**
  * Implementation of the logic for the Anagram Game application.
  */
@@ -153,9 +155,38 @@ public String getWord(int idx) {
      * @param idx index of required word
      * @return word at that index in its scrambled form
      */
-    public String getScrambledWord(int idx) {
-        return SCRAMBLED_WORD_LIST[idx];
-    }
+    public String getScrambledWord(int idx, int count) {
+        //return SCRAMBLED_WORD_LIST[idx];
+        String word = WORD_LIST[idx];
+        char[] shuffle = new char[word.length()];
+
+        for(int i=0; i<count; i++){
+        Random rand = new Random();
+        int ran2=0;
+        int ran=rand.nextInt(word.length()-1);
+        boolean flag=true;
+
+        while(flag){
+            ran2=rand.nextInt(word.length()-1);
+            if(ran==ran2 || String.valueOf(shuffle[ran]).equals(String.valueOf(shuffle[ran2]))){
+            flag=true;
+            }else{
+            flag=false;
+               }
+            }   
+
+
+        char v = shuffle[ran];
+        shuffle[ran]=shuffle[ran2];
+        shuffle[ran2]=v;
+        }
+        String answer="";
+        for(int i=0; i<word.length();i++){
+        answer = answer + String.valueOf(shuffle[i]);
+        }
+        return answer;
+        }
+
 
     /**
      * Gets the number of words in the library.
@@ -175,4 +206,9 @@ public boolean isCorrect(int idx, String userGuess) {
         return userGuess.equals(getWord(idx));
     }
 
+    @Override
+    public String getScrambledWord(int idx) {
+        throw new UnsupportedOperationException("Not supported yet.");
+    }
+
 }