worked on riddle class

src/com/bayviewglen/zork/CommandWords.java

@@ -16,7 +16,8 @@ import java.util.Scanner;
  */
 class CommandWords {
 	// a constant array that holds all valid command words
-	private static HashMap<String, String> m_words = new HashMap<String, String>();;
+	private static HashMap<String, String> m_words = new HashMap<String, String>();
+	private static HashMap<String, String> m_synonyms = new HashMap<String, String>();
 	/**
 	 * Constructor - initialise the command words.
 	 */
@@ -33,6 +34,18 @@ class CommandWords {
 		}catch (Exception e) {
                   e.printStackTrace();
 		}	
+		
+		try {
+			Scanner in = new Scanner(new File("data/synonyms.dat"));
+			while(in.hasNext()){
+				String text = in.nextLine();
+				String[] textarr = text.split(",");
+				m_synonyms.put(textarr[0], textarr[1].substring(1));
+			}
+            in.close();
+		}catch (Exception e) {
+                  e.printStackTrace();
+		}	
 	}
 
 	/**
@@ -71,6 +84,14 @@ class CommandWords {
 				return false;
 			}
 	}
+	
+	public static boolean isRiddler(String aString) {
+		try {
+			return m_words.get(aString).equals("riddler"); 
+		}catch(Exception e) {
+			return false;
+		}
+	}
 	/*
 	 * Print all valid commands to System.out.
 	 */
@@ -82,4 +103,18 @@ class CommandWords {
 		}
 		System.out.println();
 	}
+	
+	public static String replaceSynonym(String word) {
+		try {
+			String words = m_synonyms.get(word);
+			if(words == null)
+				throw new Exception();
+			else
+				return words;
+			} catch(Exception e) {
+				return word;
+			}
+	}
+
+	
 }