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8257845: Integrate JEP 390

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8254047: [JEP 390] Revise "value-based class" & apply to wrappers
8252181: [JEP 390] Define & apply annotation jdk.internal.ValueBased
8252183: [JEP 390] Add 'lint' warning for @ValueBased classes
8257027: [JEP 390] Diagnose synchronization on @ValueBased classes
8252180: [JEP 390] Deprecate wrapper class constructors for removal

Co-authored-by: Roger Riggs <rriggs@openjdk.org>
Co-authored-by: Srikanth Adayapalam <sadayapalam@openjdk.org>
Co-authored-by: Lois Foltan <lfoltan@openjdk.org>
Reviewed-by: rriggs, hseigel, mchung, darcy
This commit is contained in:
Dan Smith 2020-12-08 23:04:01 +00:00
parent ed4c4ee73b
commit 48d8650ae1
113 changed files with 695 additions and 327 deletions
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15
src/java.base/share/classes/java/lang/Boolean.java
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@ -41,16 +41,23 @@ import static java.lang.constant.ConstantDescs.CD_Boolean;
* {@code boolean} in an object. An object of type
* {@code Boolean} contains a single field whose type is
* {@code boolean}.
* <p>
* In addition, this class provides many methods for
*
* <p>In addition, this class provides many methods for
* converting a {@code boolean} to a {@code String} and a
* {@code String} to a {@code boolean}, as well as other
* constants and methods useful when dealing with a
* {@code boolean}.
*
* <p>This is a <a href="{@docRoot}/java.base/java/lang/doc-files/ValueBased.html">value-based</a>
* class; programmers should treat instances that are
* {@linkplain #equals(Object) equal} as interchangeable and should not
* use instances for synchronization, or unpredictable behavior may
* occur. For example, in a future release, synchronization may fail.
*
* @author Arthur van Hoff
* @since 1.0
*/
@jdk.internal.ValueBased
public final class Boolean implements java.io.Serializable,
Comparable<Boolean>, Constable
{
@ -98,7 +105,7 @@ public final class Boolean implements java.io.Serializable,
* Also consider using the final fields {@link #TRUE} and {@link #FALSE}
* if possible.
*/
@Deprecated(since="9")
@Deprecated(since="9", forRemoval = true)
public Boolean(boolean value) {
this.value = value;
}
@ -118,7 +125,7 @@ public final class Boolean implements java.io.Serializable,
* {@code boolean} primitive, or use {@link #valueOf(String)}
* to convert a string to a {@code Boolean} object.
*/
@Deprecated(since="9")
@Deprecated(since="9", forRemoval = true)
public Boolean(String s) {
this(parseBoolean(s));
}