Polishing

spring-core/src/main/java/org/springframework/core/io/buffer/DataBufferUtils.java

@@ -695,7 +695,7 @@ public int match(DataBuffer dataBuffer) {
 
 		@Override
 		public byte[] delimiter() {
-			Assert.state(this.longestDelimiter != NO_DELIMITER, "Illegal state!");
+			Assert.state(this.longestDelimiter != NO_DELIMITER, "'delimiter' not set");
 			return this.longestDelimiter;
 		}
 

spring-messaging/src/main/java/org/springframework/messaging/support/MessageHeaderAccessor.java

@@ -43,7 +43,7 @@
  * strongly typed accessors for specific headers, the ability to leave headers
  * in a {@link Message} mutable, and the option to suppress automatic generation
  * of {@link MessageHeaders#ID id} and {@link MessageHeaders#TIMESTAMP
- * timesteamp} headers. Subclasses such as {@link NativeMessageHeaderAccessor}
+ * timestamp} headers. Subclasses such as {@link NativeMessageHeaderAccessor}
  * and others provide support for managing processing vs external source headers
  * as well as protocol specific headers.
  *

spring-r2dbc/src/main/java/org/springframework/r2dbc/core/DefaultDatabaseClient.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2022 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.
@@ -273,7 +273,7 @@ public DefaultGenericExecuteSpec bindNull(int index, Class<?> type) {
 		public DefaultGenericExecuteSpec bind(String name, Object value) {
 			assertNotPreparedOperation();
 
-			Assert.hasText(name, "Parameter name must not be null or empty!");
+			Assert.hasText(name, "Parameter name must not be null or empty");
 			Assert.notNull(value, () -> String.format(
 					"Value for parameter %s must not be null. Use bindNull(…) instead.", name));
 
@@ -291,7 +291,7 @@ public DefaultGenericExecuteSpec bind(String name, Object value) {
 		@Override
 		public DefaultGenericExecuteSpec bindNull(String name, Class<?> type) {
 			assertNotPreparedOperation();
-			Assert.hasText(name, "Parameter name must not be null or empty!");
+			Assert.hasText(name, "Parameter name must not be null or empty");
 
 			Map<String, Parameter> byName = new LinkedHashMap<>(this.byName);
 			byName.put(name, Parameter.empty(type));
@@ -301,7 +301,7 @@ public DefaultGenericExecuteSpec bindNull(String name, Class<?> type) {
 
 		@Override
 		public DefaultGenericExecuteSpec filter(StatementFilterFunction filter) {
-			Assert.notNull(filter, "Statement FilterFunction must not be null");
+			Assert.notNull(filter, "StatementFilterFunction must not be null");
 			return new DefaultGenericExecuteSpec(
 					this.byIndex, this.byName, this.sqlSupplier, this.filterFunction.andThen(filter));
 		}
@@ -449,7 +449,7 @@ private void bindByIndex(Statement statement, Map<Integer, Parameter> byIndex) {
 
 		private String getRequiredSql(Supplier<String> sqlSupplier) {
 			String sql = sqlSupplier.get();
-			Assert.state(StringUtils.hasText(sql), "SQL returned by SQL supplier must not be empty!");
+			Assert.state(StringUtils.hasText(sql), "SQL returned by supplier must not be empty");
 			return sql;
 		}
 	}

spring-test/src/main/java/org/springframework/mock/web/PassThroughFilterChain.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2018 the original author or authors.
+ * Copyright 2002-2022 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.
@@ -84,7 +84,7 @@ public void doFilter(ServletRequest request, ServletResponse response) throws Se
 			this.filter.doFilter(request, response, this.nextFilterChain);
 		}
 		else {
-			Assert.state(this.servlet != null, "Neither a Filter not a Servlet set");
+			Assert.state(this.servlet != null, "Neither a Filter nor a Servlet has been set");
 			this.servlet.service(request, response);
 		}
 	}

spring-web/src/main/java/org/springframework/web/context/request/async/WebAsyncManager.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2022 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.
@@ -196,7 +196,7 @@ public DeferredResultProcessingInterceptor getDeferredResultInterceptor(Object k
 	 */
 	public void registerCallableInterceptor(Object key, CallableProcessingInterceptor interceptor) {
 		Assert.notNull(key, "Key is required");
-		Assert.notNull(interceptor, "CallableProcessingInterceptor  is required");
+		Assert.notNull(interceptor, "CallableProcessingInterceptor is required");
 		this.callableInterceptors.put(key, interceptor);
 	}
 

spring-web/src/testFixtures/java/org/springframework/web/testfixture/servlet/PassThroughFilterChain.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2018 the original author or authors.
+ * Copyright 2002-2022 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.
@@ -84,7 +84,7 @@ public void doFilter(ServletRequest request, ServletResponse response) throws Se
 			this.filter.doFilter(request, response, this.nextFilterChain);
 		}
 		else {
-			Assert.state(this.servlet != null, "Neither a Filter not a Servlet set");
+			Assert.state(this.servlet != null, "Neither a Filter nor a Servlet has been set");
 			this.servlet.service(request, response);
 		}
 	}

spring-webflux/src/main/java/org/springframework/web/reactive/result/view/script/ScriptTemplateView.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2022 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.
@@ -227,12 +227,12 @@ public void setApplicationContext(@Nullable ApplicationContext context) {
 			engineCount++;
 		}
 		Assert.isTrue(engineCount == 1,
-				"You should define either 'engine', 'engineSupplier' or 'engineName'.");
+				"You should define either 'engine', 'engineSupplier', or 'engineName'.");
 
 		if (Boolean.FALSE.equals(this.sharedEngine)) {
 			Assert.isTrue(this.engine == null,
 					"When 'sharedEngine' is set to false, you should specify the " +
-					"script engine using 'engineName' or 'engineSupplier' , not 'engine'.");
+					"script engine using 'engineName' or 'engineSupplier', not 'engine'.");
 		}
 		else if (this.engine != null) {
 			loadScripts(this.engine);

spring-webflux/src/test/java/org/springframework/web/reactive/result/view/script/ScriptTemplateViewTests.java

@@ -174,7 +174,7 @@ public void engineAndEngineNameBothDefined() {
 		this.view.setRenderFunction("render");
 		assertThatIllegalArgumentException().isThrownBy(() ->
 				this.view.setApplicationContext(this.context))
-			.withMessageContaining("You should define either 'engine', 'engineSupplier' or 'engineName'.");
+			.withMessageContaining("You should define either 'engine', 'engineSupplier', or 'engineName'.");
 	}
 
 	@Test  // gh-23258
@@ -185,7 +185,7 @@ public void engineAndEngineSupplierBothDefined() {
 		this.view.setRenderFunction("render");
 		assertThatIllegalArgumentException().isThrownBy(() ->
 				this.view.setApplicationContext(this.context))
-				.withMessageContaining("You should define either 'engine', 'engineSupplier' or 'engineName'.");
+				.withMessageContaining("You should define either 'engine', 'engineSupplier', or 'engineName'.");
 	}
 
 	@Test  // gh-23258
@@ -195,7 +195,7 @@ public void engineNameAndEngineSupplierBothDefined() {
 		this.view.setRenderFunction("render");
 		assertThatIllegalArgumentException().isThrownBy(() ->
 				this.view.setApplicationContext(this.context))
-				.withMessageContaining("You should define either 'engine', 'engineSupplier' or 'engineName'.");
+				.withMessageContaining("You should define either 'engine', 'engineSupplier', or 'engineName'.");
 	}
 
 	@Test

spring-webmvc/src/main/java/org/springframework/web/servlet/mvc/method/annotation/MvcUriComponentsBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2021 the original author or authors.
+ * Copyright 2002-2022 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.
@@ -449,7 +449,7 @@ public static MethodArgumentBuilder fromMappingName(String mappingName) {
 	 */
 	public static MethodArgumentBuilder fromMappingName(@Nullable UriComponentsBuilder builder, String name) {
 		WebApplicationContext wac = getWebApplicationContext();
-		Assert.notNull(wac, "No WebApplicationContext. ");
+		Assert.notNull(wac, "No WebApplicationContext");
 		Map<String, RequestMappingInfoHandlerMapping> map = wac.getBeansOfType(RequestMappingInfoHandlerMapping.class);
 		List<HandlerMethod> handlerMethods = null;
 		for (RequestMappingInfoHandlerMapping mapping : map.values()) {

spring-webmvc/src/main/java/org/springframework/web/servlet/mvc/method/annotation/StreamingResponseBody.java

@@ -16,7 +16,6 @@
 
 package org.springframework.web.servlet.mvc.method.annotation;
 
-
 import java.io.IOException;
 import java.io.OutputStream;
 

spring-webmvc/src/main/java/org/springframework/web/servlet/view/script/ScriptTemplateView.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2022 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.
@@ -258,12 +258,12 @@ protected void initApplicationContext(ApplicationContext context) {
 			engineCount++;
 		}
 		Assert.isTrue(engineCount == 1,
-				"You should define either 'engine', 'engineSupplier' or 'engineName'.");
+				"You should define either 'engine', 'engineSupplier', or 'engineName'.");
 
 		if (Boolean.FALSE.equals(this.sharedEngine)) {
 			Assert.isTrue(this.engine == null,
 					"When 'sharedEngine' is set to false, you should specify the " +
-					"script engine using 'engineName' or 'engineSupplier' , not 'engine'.");
+					"script engine using 'engineName' or 'engineSupplier', not 'engine'.");
 		}
 		else if (this.engine != null) {
 			loadScripts(this.engine);

spring-webmvc/src/test/java/org/springframework/web/servlet/view/script/ScriptTemplateViewTests.java

@@ -189,7 +189,7 @@ public void engineAndEngineNameBothDefined() {
 		this.view.setRenderFunction("render");
 		assertThatIllegalArgumentException().isThrownBy(() ->
 				this.view.setApplicationContext(this.wac))
-			.withMessageContaining("You should define either 'engine', 'engineSupplier' or 'engineName'.");
+			.withMessageContaining("You should define either 'engine', 'engineSupplier', or 'engineName'.");
 	}
 
 	@Test  // gh-23258
@@ -200,7 +200,7 @@ public void engineAndEngineSupplierBothDefined() {
 		this.view.setRenderFunction("render");
 		assertThatIllegalArgumentException().isThrownBy(() ->
 				this.view.setApplicationContext(this.wac))
-				.withMessageContaining("You should define either 'engine', 'engineSupplier' or 'engineName'.");
+				.withMessageContaining("You should define either 'engine', 'engineSupplier', or 'engineName'.");
 	}
 
 	@Test  // gh-23258
@@ -210,7 +210,7 @@ public void engineNameAndEngineSupplierBothDefined() {
 		this.view.setRenderFunction("render");
 		assertThatIllegalArgumentException().isThrownBy(() ->
 				this.view.setApplicationContext(this.wac))
-				.withMessageContaining("You should define either 'engine', 'engineSupplier' or 'engineName'.");
+				.withMessageContaining("You should define either 'engine', 'engineSupplier', or 'engineName'.");
 	}
 
 	@Test