Add @Override annotations to test sources

Issue: SPR-10129

spring-test-mvc/src/test/java/org/springframework/test/web/servlet/DefaultMvcResultTests.java

@@ -120,10 +120,12 @@ public class DefaultMvcResultTests {
 			this.asyncStarted = asyncStarted;
 		}
 
+		@Override
 		public boolean isAsyncStarted() {
 			return this.asyncStarted;
 		}
 
+		@Override
 		public AsyncContext getAsyncContext() {
 			return asyncContext;
 		}

spring-test-mvc/src/test/java/org/springframework/test/web/servlet/StubMvcResult.java

@@ -60,30 +60,37 @@ public class StubMvcResult implements MvcResult {
 		this.response = response;
 	}
 
+	@Override
 	public MockHttpServletRequest getRequest() {
 		return request;
 	}
 
+	@Override
 	public Object getHandler() {
 		return handler;
 	}
 
+	@Override
 	public HandlerInterceptor[] getInterceptors() {
 		return interceptors;
 	}
 
+	@Override
 	public Exception getResolvedException() {
 		return resolvedException;
 	}
 
+	@Override
 	public ModelAndView getModelAndView() {
 		return mav;
 	}
 
+	@Override
 	public FlashMap getFlashMap() {
 		return flashMap;
 	}
 
+	@Override
 	public MockHttpServletResponse getResponse() {
 		return response;
 	}
@@ -120,10 +127,12 @@ public class StubMvcResult implements MvcResult {
 		this.response = response;
 	}
 
+	@Override
 	public Object getAsyncResult() {
 		return null;
 	}
 
+	@Override
 	public Object getAsyncResult(long timeout) {
 		return null;
 	}

spring-test-mvc/src/test/java/org/springframework/test/web/servlet/request/MockHttpServletRequestBuilderTests.java

@@ -392,6 +392,7 @@ public class MockHttpServletRequestBuilderTests {
 
 	private final class User implements Principal {
 
+		@Override
 		public String getName() {
 			return "Foo";
 		}

spring-test-mvc/src/test/java/org/springframework/test/web/servlet/result/PrintingResultHandlerTests.java

@@ -63,6 +63,7 @@ public class PrintingResultHandlerTests {
 	public void setup() {
 		this.handler = new TestPrintingResultHandler();
 		this.request = new MockHttpServletRequest("GET", "/") {
+			@Override
 			public boolean isAsyncStarted() {
 				return false;
 			}
@@ -228,11 +229,13 @@ public class PrintingResultHandlerTests {
 
 			private Map<String, Map<String, Object>> printedValues = new HashMap<String, Map<String, Object>>();
 
+			@Override
 			public void printHeading(String heading) {
 				this.printedHeading = heading;
 				this.printedValues.put(heading, new HashMap<String, Object>());
 			}
 
+			@Override
 			public void printValue(String label, Object value) {
 				Assert.notNull(this.printedHeading,
 						"Heading not printed before label " + label + " with value " + value);

spring-test-mvc/src/test/java/org/springframework/test/web/servlet/samples/standalone/AsyncTests.java

@@ -97,6 +97,7 @@ public class AsyncTests {
 		@ResponseBody
 		public Callable<Person> getCallable(final Model model) {
 			return new Callable<Person>() {
+				@Override
 				public Person call() throws Exception {
 					return new Person("Joe");
 				}

spring-test-mvc/src/test/java/org/springframework/test/web/servlet/samples/standalone/FilterTests.java

@@ -151,6 +151,7 @@ public class FilterTests {
 				@Override
 				public Principal getUserPrincipal() {
 					return new Principal() {
+						@Override
 						public String getName() {
 							return PRINCIPAL_NAME;
 						}

spring-test-mvc/src/test/java/org/springframework/test/web/servlet/samples/standalone/RequestBuilderTests.java

@@ -82,6 +82,7 @@ public class RequestBuilderTests {
 			return this;
 		}
 
+		@Override
 		public MockHttpServletRequest postProcessRequest(MockHttpServletRequest request) {
 			for (String headerName : this.headers.keySet()) {
 				request.addHeader(headerName, this.headers.get(headerName));

spring-test-mvc/src/test/java/org/springframework/test/web/servlet/setup/ConditionalDelegatingFilterProxyTests.java

@@ -253,10 +253,12 @@ public class ConditionalDelegatingFilterProxyTests {
 		private FilterChain chain;
 		private boolean destroy;
 
+		@Override
 		public void init(FilterConfig filterConfig) throws ServletException {
 			this.filterConfig = filterConfig;
 		}
 
+		@Override
 		public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException,
 				ServletException {
 			this.request = request;
@@ -264,6 +266,7 @@ public class ConditionalDelegatingFilterProxyTests {
 			this.chain = chain;
 		}
 
+		@Override
 		public void destroy() {
 			this.destroy = true;
 		}