Add SpringHeaderCheck to enforce using "2012-present"

This commit also fixes copyright headers that don't follow it.

Signed-off-by: Johnny Lim <[email protected]>

Author: izeye

config/checkstyle/checkstyle.xml

@@ -7,6 +7,9 @@
 		<property name="file" value="${config_loc}/checkstyle-suppressions.xml"/>
 	</module>
 	<module name="io.spring.javaformat.checkstyle.SpringChecks" />
+	<module name="io.spring.javaformat.checkstyle.check.SpringHeaderCheck">
+		<property name="headerCopyrightPattern" value="2012-present" />
+	</module>
 	<module name="com.puppycrawl.tools.checkstyle.TreeWalker">
 		<module name="io.spring.javaformat.checkstyle.check.SpringDeprecatedCheck" />
 		<module name="io.spring.javaformat.checkstyle.check.SpringJUnit5Check" />

core/spring-boot/src/main/java/org/springframework/boot/context/metrics/buffering/BufferedStartupStep.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-present the original author or authors.
+ * Copyright 2012-present 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.

core/spring-boot/src/main/java/org/springframework/boot/context/metrics/buffering/BufferingApplicationStartup.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-present the original author or authors.
+ * Copyright 2012-present 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.

core/spring-boot/src/main/java/org/springframework/boot/context/metrics/buffering/StartupTimeline.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-present the original author or authors.
+ * Copyright 2012-present 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.

core/spring-boot/src/main/java/org/springframework/boot/context/properties/ConstructorBound.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-present the original author or authors.
+ * Copyright 2012-present 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.

core/spring-boot/src/main/java/org/springframework/boot/convert/PeriodStyle.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-present the original author or authors.
+ * Copyright 2012-present 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.

core/spring-boot/src/main/java/org/springframework/boot/convert/PeriodToStringConverter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-present the original author or authors.
+ * Copyright 2012-present 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.

documentation/spring-boot-docs/src/main/java/org/springframework/boot/docs/web/graphql/runtimewiring/GreetingController.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-present the original author or authors.
+ * Copyright 2012-present 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.

module/spring-boot-metrics/src/test/java/org/springframework/boot/metrics/autoconfigure/MetricsAspectsAutoConfigurationTests.java

@@ -31,7 +31,6 @@
 import org.springframework.boot.test.context.runner.ApplicationContextRunner;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
-import org.springframework.test.util.ReflectionTestUtils;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.mockito.Mockito.mock;
@@ -70,8 +69,7 @@ void shouldAutoConfigureMeterTagAnnotationHandlerWhenValueExpressionResolverIsAv
 		this.contextRunner.withBean(ValueExpressionResolver.class, () -> mock(ValueExpressionResolver.class))
 			.run((context) -> {
 				assertThat(context).hasSingleBean(TimedAspect.class).hasSingleBean(MeterTagAnnotationHandler.class);
-				assertThat(
-						ReflectionTestUtils.getField(context.getBean(TimedAspect.class), "meterTagAnnotationHandler"))
+				assertThat(context.getBean(TimedAspect.class)).extracting("meterTagAnnotationHandler")
 					.isSameAs(context.getBean(MeterTagAnnotationHandler.class));
 			});
 	}
@@ -83,8 +81,7 @@ void shouldUseUserDefinedMeterTagAnnotationHandler() {
 					() -> new MeterTagAnnotationHandler(null, null))
 			.run((context) -> {
 				assertThat(context).hasSingleBean(TimedAspect.class).hasSingleBean(MeterTagAnnotationHandler.class);
-				assertThat(
-						ReflectionTestUtils.getField(context.getBean(TimedAspect.class), "meterTagAnnotationHandler"))
+				assertThat(context.getBean(TimedAspect.class)).extracting("meterTagAnnotationHandler")
 					.isSameAs(context.getBean("customMeterTagAnnotationHandler"));
 			});
 	}
@@ -95,8 +92,7 @@ void shouldAutoConfigureCountedMeterTagAnnotationHandlerWhenValueExpressionResol
 			.run((context) -> {
 				assertThat(context).hasSingleBean(CountedAspect.class)
 					.hasSingleBean(CountedMeterTagAnnotationHandler.class);
-				assertThat(
-						ReflectionTestUtils.getField(context.getBean(CountedAspect.class), "meterTagAnnotationHandler"))
+				assertThat(context.getBean(CountedAspect.class)).extracting("meterTagAnnotationHandler")
 					.isSameAs(context.getBean(CountedMeterTagAnnotationHandler.class));
 			});
 	}
@@ -109,8 +105,7 @@ void shouldUseUserDefinedCountedMeterTagAnnotationHandler() {
 			.run((context) -> {
 				assertThat(context).hasSingleBean(CountedAspect.class)
 					.hasSingleBean(CountedMeterTagAnnotationHandler.class);
-				assertThat(
-						ReflectionTestUtils.getField(context.getBean(CountedAspect.class), "meterTagAnnotationHandler"))
+				assertThat(context.getBean(CountedAspect.class)).extracting("meterTagAnnotationHandler")
 					.isSameAs(context.getBean(CountedMeterTagAnnotationHandler.class));
 			});
 	}