Polish contribution

Closes gh-1070

Author: snicoll

spring-context/src/main/java/org/springframework/context/expression/MethodBasedEvaluationContext.java

@@ -34,6 +34,7 @@
  * </ol>
  *
  * @author Stephane Nicoll
+ * @author Sergey Podgurskiy
  * @since 4.2
  */
 public class MethodBasedEvaluationContext extends StandardEvaluationContext {
@@ -89,7 +90,7 @@ protected void lazyLoadArguments() {
 		String[] parameterNames = this.paramDiscoverer.getParameterNames(this.method);
 		// save parameter names (if discovered)
 		if (parameterNames != null) {
-			for (int i = 0; i < args.length; i++) {
+			for (int i = 0; i < this.args.length; i++) {
 				setVariable(parameterNames[i], this.args[i]);
 			}
 		}

spring-context/src/test/java/org/springframework/context/expression/MethodBasedEvaluationContextTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2016 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -30,6 +30,7 @@
  * Unit tests for {@link MethodBasedEvaluationContext}.
  *
  * @author Stephane Nicoll
+ * @author Sergey Podgurskiy
  */
 public class MethodBasedEvaluationContextTests {
 
@@ -92,10 +93,11 @@ public void varArgSingle() {
 	@Test
 	public void varArgMultiple() {
 		Method method = ReflectionUtils.findMethod(SampleMethods.class, "hello", Boolean.class, String[].class);
-		MethodBasedEvaluationContext context = createEvaluationContext(method, new Object[] {null, new String[]{"hello", "hi"}});
+		MethodBasedEvaluationContext context = createEvaluationContext(method,
+				new Object[] {null, new String[]{"hello", "hi"}});
 
 		assertNull(context.lookupVariable("p0"));
-		assertNotNull(context.lookupVariable("p1"));
+		assertArrayEquals(new String[]{"hello", "hi"}, (String[]) context.lookupVariable("p1"));
 	}
 
 	private MethodBasedEvaluationContext createEvaluationContext(Method method, Object[] args) {
@@ -109,9 +111,10 @@ private static class SampleMethods {
 		private void hello(String foo, Boolean flag) {
 		}
 
-		private void hello(Boolean flag, String ... vararg){
+		private void hello(Boolean flag, String... vararg){
 
 		}
+
 	}
 
 }