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Consider UUID as simple value type with concise toString output

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Closes gh-30661

(cherry picked from commit 927d27b121)
This commit is contained in:
Juergen Hoeller
2023-06-14 09:31:35 +02:00
parent 9cff2ace97
commit c2cc55eacc
2 changed files with 30 additions and 25 deletions
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22
spring-core/src/main/java/org/springframework/util/ObjectUtils.java
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@@ -27,6 +27,7 @@ import java.util.Locale;
import java.util.Map;
import java.util.Optional;
import java.util.StringJoiner;
import java.util.UUID;
import org.springframework.lang.Nullable;
@@ -926,14 +927,15 @@ public abstract class ObjectUtils {
* <li>Potentially {@linkplain StringUtils#truncate(CharSequence) truncated string}
* if {@code obj} is a {@link String} or {@link CharSequence}</li>
* <li>Potentially {@linkplain StringUtils#truncate(CharSequence) truncated string}
* if {@code obj} is a <em>simple type</em> whose {@code toString()} method returns
* a non-null value.</li>
* if {@code obj} is a <em>simple value type</em> whose {@code toString()} method
* returns a non-null value.</li>
* <li>Otherwise, a string representation of the object's type name concatenated
* with {@code @} and a hex string form of the object's identity hash code</li>
* </ul>
* <p>In the context of this method, a <em>simple type</em> is any of the following:
* a primitive wrapper (excluding {@link Void}), an {@link Enum}, a {@link Number},
* a {@link Date}, a {@link Temporal}, a {@link URI}, a {@link URL}, or a {@link Locale}.
* <p>In the context of this method, a <em>simple value type</em> is any of the following:
* a primitive wrapper (excluding {@code Void}), an {@code Enum}, a {@code Number},
* a {@code Date}, a {@code Temporal}, a {@code UUID}, a {@code URI}, a {@code URL},
* or a {@code Locale}.
* @param obj the object to build a string representation for
* @return a concise string representation of the supplied object
* @since 5.3.27
@@ -961,13 +963,8 @@ public abstract class ObjectUtils {
}
/**
* Copy of {@link org.springframework.beans.BeanUtils#isSimpleValueType(Class)}.
* <p>Check if the given type represents a "simple" value type: a primitive or
* primitive wrapper, an enum, a String or other CharSequence, a Number, a
* Date, a Temporal, a URI, a URL, a Locale, or a Class.
* <p>{@code Void} and {@code void} are not considered simple value types.
* @param type the type to check
* @return whether the given type represents a "simple" value type
* Derived from {@link org.springframework.beans.BeanUtils#isSimpleValueType}.
* As of 5.3.28, considering {@code UUID} in addition to the bean-level check.
*/
private static boolean isSimpleValueType(Class<?> type) {
return (Void.class != type && void.class != type &&
@@ -977,6 +974,7 @@ public abstract class ObjectUtils {
Number.class.isAssignableFrom(type) ||
Date.class.isAssignableFrom(type) ||
Temporal.class.isAssignableFrom(type) ||
UUID.class == type ||
URI.class == type ||
URL.class == type ||
Locale.class == type ||