Add missing @Override annotations

spring-expression/src/main/java/org/springframework/expression/spel/ast/OperatorMatches.java

@@ -118,15 +118,18 @@ public class OperatorMatches extends Operator {
 			this.access = access;
 		}
 
+		@Override
 		public char charAt(int index) {
 			this.access.check();
 			return this.value.charAt(index);
 		}
 
+		@Override
 		public CharSequence subSequence(int start, int end) {
 			return new MatcherInput(this.value.subSequence(start, end), this.access);
 		}
 
+		@Override
 		public int length() {
 			return this.value.length();
 		}

spring-expression/src/test/java/org/springframework/expression/spel/SpelCompilationCoverageTests.java

@@ -5188,6 +5188,7 @@ public class SpelCompilationCoverageTests extends AbstractExpressionTests {
 
 	public static class MyMessage implements Message<String> {
 
+		@Override
 		public MessageHeaders getHeaders() {
 			MessageHeaders mh = new MessageHeaders();
 			mh.put("command", "wibble");
@@ -5195,8 +5196,10 @@ public class SpelCompilationCoverageTests extends AbstractExpressionTests {
 			return mh;
 		}
 
+		@Override
 		public int[] getIa() { return new int[] {5,3}; }
 
+		@Override
 		@SuppressWarnings({"rawtypes", "unchecked"})
 		public List getList() {
 			List l = new ArrayList();
@@ -5253,24 +5256,29 @@ public class SpelCompilationCoverageTests extends AbstractExpressionTests {
 
 		private Method method;
 
+		@Override
 		public Class<?>[] getSpecificTargetClasses() {
 			return new Class<?>[] {Payload2.class};
 		}
 
+		@Override
 		public boolean canRead(EvaluationContext context, Object target, String name) throws AccessException {
 			// target is a Payload2 instance
 			return true;
 		}
 
+		@Override
 		public TypedValue read(EvaluationContext context, Object target, String name) throws AccessException {
 			Payload2 payload2 = (Payload2)target;
 			return new TypedValue(payload2.getField(name));
 		}
 
+		@Override
 		public boolean canWrite(EvaluationContext context, Object target, String name) throws AccessException {
 			return false;
 		}
 
+		@Override
 		public void write(EvaluationContext context, Object target, String name, Object newValue) throws AccessException {
 		}
 
@@ -5496,6 +5504,7 @@ public class SpelCompilationCoverageTests extends AbstractExpressionTests {
 		public Three getThree() {
 			return three;
 		}
+		@Override
 		public String toString() {
 			return "instanceof Two";
 		}
@@ -6108,6 +6117,7 @@ public class SpelCompilationCoverageTests extends AbstractExpressionTests {
 			return "pb";
 		}
 
+		@Override
 		public String toString() {
 			return "sh";
 		}

spring-expression/src/test/java/org/springframework/expression/spel/SpelReproTests.java

@@ -2261,6 +2261,7 @@ public class SpelReproTests extends AbstractExpressionTests {
 			this.string = string;
 		}
 
+		@Override
 		public boolean equals(Object other) {
 			return (this == other || (other instanceof TestClass2 &&
 					this.string.equals(((TestClass2) other).string)));