Added suppression for warnings since these types are generated

org.springframework.expression/src/main/java/org/springframework/expression/spel/generated/SpringExpressionsLexer.java

@@ -1,11 +1,16 @@
 // $ANTLR 3.0.1 /Users/aclement/el/spring3/spring-framework/trunk/org.springframework.expression/src/main/java/org/springframework/expression/spel/generated/SpringExpressions.g 2008-08-11 16:02:48
 package org.springframework.expression.spel.generated;
 
-import org.antlr.runtime.*;
-import java.util.Stack;
-import java.util.List;
-import java.util.ArrayList;
-
+import org.antlr.runtime.BaseRecognizer;
+import org.antlr.runtime.CharStream;
+import org.antlr.runtime.DFA;
+import org.antlr.runtime.EarlyExitException;
+import org.antlr.runtime.Lexer;
+import org.antlr.runtime.MismatchedSetException;
+import org.antlr.runtime.NoViableAltException;
+import org.antlr.runtime.RecognitionException;
+
+@SuppressWarnings({"unused","cast"})
 public class SpringExpressionsLexer extends Lexer {
     public static final int GREATER_THAN_OR_EQUAL=79;
     public static final int COMMA=51;

org.springframework.expression/src/main/java/org/springframework/expression/spel/generated/SpringExpressionsParser.java

@@ -20,7 +20,7 @@ import org.antlr.runtime.tree.RewriteRuleSubtreeStream;
 import org.antlr.runtime.tree.RewriteRuleTokenStream;
 import org.antlr.runtime.tree.TreeAdaptor;
 
-@SuppressWarnings("unused")
+@SuppressWarnings({"unused","cast"})
 public class SpringExpressionsParser extends Parser {
 	public static final String[] tokenNames = new String[] { "<invalid>", "<EOR>", "<DOWN>", "<UP>", "EXPRESSIONLIST",
 			"INTEGER_LITERAL", "EXPRESSION", "QUALIFIED_IDENTIFIER", "REFERENCE", "PROPERTY_OR_FIELD", "INDEXER",
@@ -1566,6 +1566,7 @@ public class SpringExpressionsParser extends Parser {
 	// $ANTLR start primaryExpression
 	// /Users/aclement/spring-pieces/spring-el/trunk/org.springframework.el/src/main/java/org/springframework/el/generated/SpringExpressions.g:99:1:
 	// primaryExpression : startNode ( node )? -> ^( EXPRESSION startNode ( node )? ) ;
+	@SuppressWarnings("cast")
 	public final primaryExpression_return primaryExpression() throws RecognitionException {
 		primaryExpression_return retval = new primaryExpression_return();
 		retval.start = input.LT(1);