Cleanup

1 files changed, 9 insertions, 9 deletions

diff --git a/JPratt/src/main/java/bjc/pratt/tokens/StringTokenStream.java b/JPratt/src/main/java/bjc/pratt/tokens/StringTokenStream.java
index 7f8215a..b33dae8 100644
--- a/JPratt/src/main/java/bjc/pratt/tokens/StringTokenStream.java
+++ b/JPratt/src/main/java/bjc/pratt/tokens/StringTokenStream.java
@@ -1,34 +1,34 @@
 package bjc.pratt.tokens;
 
-import bjc.pratt.Token;
-import bjc.pratt.TokenStream;
+import static bjc.pratt.tokens.StringToken.litToken;
 
 import java.util.Iterator;
 
-import static bjc.pratt.tokens.StringToken.litToken;
+import bjc.pratt.Token;
+import bjc.pratt.TokenStream;
 
 /**
  * Simple implementation of token stream for strings.
- * 
+ *
  * The terminal token here is represented by a token with type and value
  * '(end)'.
- * 
+ *
  * @author EVE
  *
  */
 public class StringTokenStream extends TokenStream<String, String> {
-	private Iterator<Token<String, String>> iter;
+	private final Iterator<Token<String, String>> iter;
 
 	private Token<String, String> curr;
 
 	/**
 	 * Create a new token stream from a iterator.
-	 * 
+	 *
 	 * @param itr
 	 *                The iterator to use.
-	 * 
+	 *
 	 */
-	public StringTokenStream(Iterator<Token<String, String>> itr) {
+	public StringTokenStream(final Iterator<Token<String, String>> itr) {
 		iter = itr;
 
 	}