Deprecate obsolete Assert APIs for removal in 6.1

See gh-29449

spring-core/src/main/java/org/springframework/util/Assert.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.
@@ -101,9 +101,10 @@ public abstract class Assert {
 	/**
 	 * Assert a boolean expression, throwing an {@code IllegalStateException}
 	 * if the expression evaluates to {@code false}.
-	 * @deprecated as of 4.3.7, in favor of {@link #state(boolean, String)}
+	 * @deprecated as of 4.3.7, in favor of {@link #state(boolean, String)};
+	 * to be removed in 6.1
 	 */
-	@Deprecated
+	@Deprecated(forRemoval = true)
 	public static void state(boolean expression) {
 		state(expression, "[Assertion failed] - this state invariant must be true");
 	}
@@ -143,9 +144,10 @@ public abstract class Assert {
 	/**
 	 * Assert a boolean expression, throwing an {@code IllegalArgumentException}
 	 * if the expression evaluates to {@code false}.
-	 * @deprecated as of 4.3.7, in favor of {@link #isTrue(boolean, String)}
+	 * @deprecated as of 4.3.7, in favor of {@link #isTrue(boolean, String)};
+	 * to be removed in 6.1
 	 */
-	@Deprecated
+	@Deprecated(forRemoval = true)
 	public static void isTrue(boolean expression) {
 		isTrue(expression, "[Assertion failed] - this expression must be true");
 	}
@@ -182,9 +184,10 @@ public abstract class Assert {
 
 	/**
 	 * Assert that an object is {@code null}.
-	 * @deprecated as of 4.3.7, in favor of {@link #isNull(Object, String)}
+	 * @deprecated as of 4.3.7, in favor of {@link #isNull(Object, String)};
+	 * to be removed in 6.1
 	 */
-	@Deprecated
+	@Deprecated(forRemoval = true)
 	public static void isNull(@Nullable Object object) {
 		isNull(object, "[Assertion failed] - the object argument must be null");
 	}
@@ -222,9 +225,10 @@ public abstract class Assert {
 
 	/**
 	 * Assert that an object is not {@code null}.
-	 * @deprecated as of 4.3.7, in favor of {@link #notNull(Object, String)}
+	 * @deprecated as of 4.3.7, in favor of {@link #notNull(Object, String)};
+	 * to be removed in 6.1
 	 */
-	@Deprecated
+	@Deprecated(forRemoval = true)
 	public static void notNull(@Nullable Object object) {
 		notNull(object, "[Assertion failed] - this argument is required; it must not be null");
 	}
@@ -267,9 +271,10 @@ public abstract class Assert {
 	/**
 	 * Assert that the given String is not empty; that is,
 	 * it must not be {@code null} and not the empty String.
-	 * @deprecated as of 4.3.7, in favor of {@link #hasLength(String, String)}
+	 * @deprecated as of 4.3.7, in favor of {@link #hasLength(String, String)};
+	 * to be removed in 6.1
 	 */
-	@Deprecated
+	@Deprecated(forRemoval = true)
 	public static void hasLength(@Nullable String text) {
 		hasLength(text,
 				"[Assertion failed] - this String argument must have length; it must not be null or empty");
@@ -313,9 +318,10 @@ public abstract class Assert {
 	/**
 	 * Assert that the given String contains valid text content; that is, it must not
 	 * be {@code null} and must contain at least one non-whitespace character.
-	 * @deprecated as of 4.3.7, in favor of {@link #hasText(String, String)}
+	 * @deprecated as of 4.3.7, in favor of {@link #hasText(String, String)};
+	 * to be removed in 6.1
 	 */
-	@Deprecated
+	@Deprecated(forRemoval = true)
 	public static void hasText(@Nullable String text) {
 		hasText(text,
 				"[Assertion failed] - this String argument must have text; it must not be null, empty, or blank");
@@ -357,9 +363,10 @@ public abstract class Assert {
 
 	/**
 	 * Assert that the given text does not contain the given substring.
-	 * @deprecated as of 4.3.7, in favor of {@link #doesNotContain(String, String, String)}
+	 * @deprecated as of 4.3.7, in favor of {@link #doesNotContain(String, String, String)};
+	 * to be removed in 6.1
 	 */
-	@Deprecated
+	@Deprecated(forRemoval = true)
 	public static void doesNotContain(@Nullable String textToSearch, String substring) {
 		doesNotContain(textToSearch, substring,
 				() -> "[Assertion failed] - this String argument must not contain the substring [" + substring + "]");
@@ -400,9 +407,10 @@ public abstract class Assert {
 	/**
 	 * Assert that an array contains elements; that is, it must not be
 	 * {@code null} and must contain at least one element.
-	 * @deprecated as of 4.3.7, in favor of {@link #notEmpty(Object[], String)}
+	 * @deprecated as of 4.3.7, in favor of {@link #notEmpty(Object[], String)};
+	 * to be removed in 6.1
 	 */
-	@Deprecated
+	@Deprecated(forRemoval = true)
 	public static void notEmpty(@Nullable Object[] array) {
 		notEmpty(array, "[Assertion failed] - this array must not be empty: it must contain at least 1 element");
 	}
@@ -449,9 +457,10 @@ public abstract class Assert {
 
 	/**
 	 * Assert that an array contains no {@code null} elements.
-	 * @deprecated as of 4.3.7, in favor of {@link #noNullElements(Object[], String)}
+	 * @deprecated as of 4.3.7, in favor of {@link #noNullElements(Object[], String)};
+	 * to be removed in 6.1
 	 */
-	@Deprecated
+	@Deprecated(forRemoval = true)
 	public static void noNullElements(@Nullable Object[] array) {
 		noNullElements(array, "[Assertion failed] - this array must not contain any null elements");
 	}
@@ -493,9 +502,10 @@ public abstract class Assert {
 	/**
 	 * Assert that a collection contains elements; that is, it must not be
 	 * {@code null} and must contain at least one element.
-	 * @deprecated as of 4.3.7, in favor of {@link #notEmpty(Collection, String)}
+	 * @deprecated as of 4.3.7, in favor of {@link #notEmpty(Collection, String)};
+	 * to be removed in 6.1
 	 */
-	@Deprecated
+	@Deprecated(forRemoval = true)
 	public static void notEmpty(@Nullable Collection<?> collection) {
 		notEmpty(collection,
 				"[Assertion failed] - this collection must not be empty: it must contain at least 1 element");
@@ -577,9 +587,10 @@ public abstract class Assert {
 	/**
 	 * Assert that a Map contains entries; that is, it must not be {@code null}
 	 * and must contain at least one entry.
-	 * @deprecated as of 4.3.7, in favor of {@link #notEmpty(Map, String)}
+	 * @deprecated as of 4.3.7, in favor of {@link #notEmpty(Map, String)};
+	 * to be removed in 6.1
 	 */
-	@Deprecated
+	@Deprecated(forRemoval = true)
 	public static void notEmpty(@Nullable Map<?, ?> map) {
 		notEmpty(map, "[Assertion failed] - this map must not be empty; it must contain at least one entry");
 	}