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  1. JDK
  2. JDK-8253895

Record Classes javax.lang.model changes

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    • Icon: CSR CSR
    • Resolution: Approved
    • Icon: P3 P3
    • 16
    • core-libs
    • None
    • behavioral
    • minimal
    • No change in behavior other than reducing warnings. Provides unrestricted use of a new feature.
    • Java API
    • SE

      Summary

      The Record Classes feature is now ready to be made final and permanent. javax.lang.model APIs have been modified to support Record Classes as a preview feature, making the feature standard in Java will affect these APIs.

      Problem

      The preview status of javax.lang.model APIs that support the Record Classes feature should be updated so that they can be used in standard Java.

      Solution

      Update javax.lang.model APIs that support the Record Classes feature so that they can be used in standard Java

      Specification

      diff --git a/src/java.compiler/share/classes/javax/lang/model/element/ElementKind.java b/src/java.compiler/share/classes/javax/lang/model/element/ElementKind.java
      index deb9f8006c6..db86b2fcfea 100644
      --- a/src/java.compiler/share/classes/javax/lang/model/element/ElementKind.java
      +++ b/src/java.compiler/share/classes/javax/lang/model/element/ElementKind.java
      @@ -110,33 +110,15 @@
            MODULE,
      
           /**
      -     * {@preview Associated with records, a preview feature of the Java language.
      -     *
      -     *           This enum constant is associated with <i>records</i>, a preview
      -     *           feature of the Java language. Preview features
      -     *           may be removed in a future release, or upgraded to permanent
      -     *           features of the Java language.}
      -     *
            * A record type.
      -     * @since 14
      +     * @since 16
            */
      -    @jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.RECORDS,
      -                                 essentialAPI=false)
           RECORD,
      
           /**
      -     * {@preview Associated with records, a preview feature of the Java language.
      -     *
      -     *           This enum constant is associated with <i>records</i>, a preview
      -     *           feature of the Java language. Preview features
      -     *           may be removed in a future release, or upgraded to permanent
      -     *           features of the Java language.}
      -     *
            * A record component of a {@code record}.
      -     * @since 14
      +     * @since 16
            */
      -    @jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.RECORDS,
      -                                 essentialAPI=false)
           RECORD_COMPONENT,
      
           /**
      diff --git a/src/java.compiler/share/classes/javax/lang/model/element/ElementVisitor.java b/src/java.compiler/share/classes/javax/lang/model/element/ElementVisitor.java
      index dd37a25db4f..d640744009a 100644
      --- a/src/java.compiler/share/classes/javax/lang/model/element/ElementVisitor.java
      +++ b/src/java.compiler/share/classes/javax/lang/model/element/ElementVisitor.java
      @@ -212,13 +212,6 @@ default R visitModule(ModuleElement e, P p) {
           }
      
           /**
      -     * {@preview Associated with records, a preview feature of the Java language.
      -     *
      -     *           This method is associated with <i>records</i>, a preview
      -     *           feature of the Java language. Preview features
      -     *           may be removed in a future release, or upgraded to permanent
      -     *           features of the Java language.}
      -     *
            * Visits a record component element.
            *
            * @implSpec The default implementation visits a {@code
      @@ -227,11 +220,8 @@ default R visitModule(ModuleElement e, P p) {
            * @param e  the element to visit
            * @param p  a visitor-specified parameter
            * @return a visitor-specified result
      -     * @since 14
      +     * @since 16
            */
      -    @jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.RECORDS,
      -                                 essentialAPI=false)
      -    @SuppressWarnings("preview")
           default R visitRecordComponent(RecordComponentElement e, P p) {
               return visitUnknown(e, p);
           }
      diff --git a/src/java.compiler/share/classes/javax/lang/model/element/RecordComponentElement.java b/src/java.compiler/share/classes/javax/lang/model/element/RecordComponentElement.java
      index be4bd7c2680..c4e781baade 100644
      --- a/src/java.compiler/share/classes/javax/lang/model/element/RecordComponentElement.java
      +++ b/src/java.compiler/share/classes/javax/lang/model/element/RecordComponentElement.java
      @@ -26,19 +26,10 @@
       package javax.lang.model.element;
      
       /**
      - * {@preview Associated with records, a preview feature of the Java language.
      - *
      - *           This class is associated with <i>records</i>, a preview
      - *           feature of the Java language. Preview features
      - *           may be removed in a future release, or upgraded to permanent
      - *           features of the Java language.}
      - *
        * Represents a record component.
        *
      - * @since 14
      + * @since 16
        */
      -@jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.RECORDS,
      -                             essentialAPI=false)
       public interface RecordComponentElement extends Element {
           /**
            * Returns the enclosing element of this record component.
      diff --git a/src/java.compiler/share/classes/javax/lang/model/element/TypeElement.java b/src/java.compiler/share/classes/javax/lang/model/element/TypeElement.java
      index 1899bd0dffd..4ad71283762 100644
      --- a/src/java.compiler/share/classes/javax/lang/model/element/TypeElement.java
      +++ b/src/java.compiler/share/classes/javax/lang/model/element/TypeElement.java
      @@ -180,13 +180,6 @@
           List<? extends TypeParameterElement> getTypeParameters();
      
           /**
      -     * {@preview Associated with records, a preview feature of the Java language.
      -     *
      -     *           This method is associated with <i>records</i>, a preview
      -     *           feature of the Java language. Preview features
      -     *           may be removed in a future release, or upgraded to permanent
      -     *           features of the Java language.}
      -     *
            * Returns the record components of this type element in
            * declaration order.
            *
      @@ -196,11 +189,8 @@
            * @return the record components, or an empty list if there are
            * none
            *
      -     * @since 14
      +     * @since 16
            */
      -    @jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.RECORDS,
      -                                 essentialAPI=false)
      -    @SuppressWarnings("preview")
           default List<? extends RecordComponentElement> getRecordComponents() {
               return List.of();
           }
      diff --git a/src/java.compiler/share/classes/javax/lang/model/util/AbstractElementVisitor14.java b/src/java.compiler/share/classes/javax/lang/model/util/AbstractElementVisitor14.java
      index 051479f9208..3f0126b2ce1 100644
      --- a/src/java.compiler/share/classes/javax/lang/model/util/AbstractElementVisitor14.java
      +++ b/src/java.compiler/share/classes/javax/lang/model/util/AbstractElementVisitor14.java
      @@ -31,13 +31,6 @@
       import static javax.lang.model.SourceVersion.*;
      
       /**
      - * {@preview Associated with records, a preview feature of the Java language.
      - *
      - *           This class is associated with <i>records</i>, a preview
      - *           feature of the Java language. Preview features
      - *           may be removed in a future release, or upgraded to permanent
      - *           features of the Java language.}
      - *
        * A skeletal visitor of program elements with default behavior
        * appropriate for the {@link SourceVersion#RELEASE_14 RELEASE_14}
        * source version.
      @@ -54,10 +47,8 @@
        * @see AbstractElementVisitor7
        * @see AbstractElementVisitor8
        * @see AbstractElementVisitor9
      - * @since 14
      + * @since 16
        */
      -@jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.RECORDS,
      -                             essentialAPI=false)
       @SupportedSourceVersion(RELEASE_16)
       public abstract class AbstractElementVisitor14<R, P> extends AbstractElementVisitor9<R, P> {
           /**
      @@ -77,7 +68,6 @@ protected AbstractElementVisitor14(){
            * @param p  {@inheritDoc}
            * @return   {@inheritDoc}
            */
      -    @SuppressWarnings("preview")
           @Override
           public abstract R visitRecordComponent(RecordComponentElement t, P p);
       }
      diff --git a/src/java.compiler/share/classes/javax/lang/model/util/ElementFilter.java b/src/java.compiler/share/classes/javax/lang/model/util/ElementFilter.java
      index a82d2e52b08..98cb0db7a81 100644
      --- a/src/java.compiler/share/classes/javax/lang/model/util/ElementFilter.java
      +++ b/src/java.compiler/share/classes/javax/lang/model/util/ElementFilter.java
      @@ -112,42 +112,22 @@ private ElementFilter() {} // Do not instantiate.
           }
      
           /**
      -     * {@preview Associated with records, a preview feature of the Java language.
      -     *
      -     *           This method is associated with <i>records</i>, a preview
      -     *           feature of the Java language. Preview features
      -     *           may be removed in a future release, or upgraded to permanent
      -     *           features of the Java language.}
      -     *
            * Returns a list of record components in {@code elements}.
            * @return a list of record components in {@code elements}
            * @param elements the elements to filter
      -     * @since 14
      +     * @since 16
            */
      -    @jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.RECORDS,
      -                                 essentialAPI=false)
      -    @SuppressWarnings("preview")
           public static List<RecordComponentElement>
               recordComponentsIn(Iterable<? extends Element> elements) {
               return listFilter(elements, RECORD_COMPONENT_KIND, RecordComponentElement.class);
           }
      
           /**
      -     * {@preview Associated with records, a preview feature of the Java language.
      -     *
      -     *           This method is associated with <i>records</i>, a preview
      -     *           feature of the Java language. Preview features
      -     *           may be removed in a future release, or upgraded to permanent
      -     *           features of the Java language.}
      -     *
            * Returns a set of record components in {@code elements}.
            * @return a set of record components in {@code elements}
            * @param elements the elements to filter
      -     * @since 14
      +     * @since 16
            */
      -    @jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.RECORDS,
      -                                 essentialAPI=false)
      -    @SuppressWarnings("preview")
           public static Set<RecordComponentElement>
           recordComponentsIn(Set<? extends Element> elements) {
               return setFilter(elements, RECORD_COMPONENT_KIND, RecordComponentElement.class);
      diff --git a/src/java.compiler/share/classes/javax/lang/model/util/ElementKindVisitor14.java b/src/java.compiler/share/classes/javax/lang/model/util/ElementKindVisitor14.java
      index 1e7c92e1567..fd96c6ecad6 100644
      --- a/src/java.compiler/share/classes/javax/lang/model/util/ElementKindVisitor14.java
      +++ b/src/java.compiler/share/classes/javax/lang/model/util/ElementKindVisitor14.java
      @@ -31,13 +31,6 @@
       import javax.lang.model.SourceVersion;
      
       /**
      - * {@preview Associated with records, a preview feature of the Java language.
      - *
      - *           This class is associated with <i>records</i>, a preview
      - *           feature of the Java language. Preview features
      - *           may be removed in a future release, or upgraded to permanent
      - *           features of the Java language.}
      - *
        * A visitor of program elements based on their {@linkplain
        * ElementKind kind} with default behavior appropriate for the {@link
        * SourceVersion#RELEASE_14 RELEASE_14} source version.
      @@ -66,10 +59,8 @@
        * @see ElementKindVisitor7
        * @see ElementKindVisitor8
        * @see ElementKindVisitor9
      - * @since 14
      + * @since 16
        */
      -@jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.RECORDS,
      -                             essentialAPI=false)
       @SupportedSourceVersion(RELEASE_16)
       public class ElementKindVisitor14<R, P> extends ElementKindVisitor9<R, P> {
           /**
      @@ -99,7 +90,6 @@ protected ElementKindVisitor14(R defaultValue) {
            * @param p a visitor-specified parameter
            * @return  the result of {@code defaultAction}
            */
      -    @SuppressWarnings("preview")
           @Override
           public R visitRecordComponent(RecordComponentElement e, P p) {
               return defaultAction(e, p);
      diff --git a/src/java.compiler/share/classes/javax/lang/model/util/ElementKindVisitor6.java b/src/java.compiler/share/classes/javax/lang/model/util/ElementKindVisitor6.java
      index 356accba1e0..3d40feed869 100644
      --- a/src/java.compiler/share/classes/javax/lang/model/util/ElementKindVisitor6.java
      +++ b/src/java.compiler/share/classes/javax/lang/model/util/ElementKindVisitor6.java
      @@ -217,13 +217,6 @@ public R visitTypeAsInterface(TypeElement e, P p) {
           }
      
           /**
      -     * {@preview Associated with records, a preview feature of the Java language.
      -     *
      -     *           This method is associated with <i>records</i>, a preview
      -     *           feature of the Java language. Preview features
      -     *           may be removed in a future release, or upgraded to permanent
      -     *           features of the Java language.}
      -     *
            * Visits a {@code RECORD} type element.
            *
            * @implSpec This implementation calls {@code visitUnknown}.
      @@ -232,10 +225,8 @@ public R visitTypeAsInterface(TypeElement e, P p) {
            * @param p a visitor-specified parameter
            * @return  the result of {@code visitUnknown}
            *
      -     * @since 14
      +     * @since 16
            */
      -    @jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.RECORDS,
      -                                 essentialAPI=false)
           public R visitTypeAsRecord(TypeElement e, P p) {
               return visitUnknown(e, p);
           }
      diff --git a/src/java.compiler/share/classes/javax/lang/model/util/ElementScanner14.java b/src/java.compiler/share/classes/javax/lang/model/util/ElementScanner14.java
      index d0e92f911f5..5e5d484fa83 100644
      --- a/src/java.compiler/share/classes/javax/lang/model/util/ElementScanner14.java
      +++ b/src/java.compiler/share/classes/javax/lang/model/util/ElementScanner14.java
      @@ -33,13 +33,6 @@
       import static javax.lang.model.SourceVersion.*;
      
       /**
      - * {@preview Associated with records, a preview feature of the Java language.
      - *
      - *           This class is associated with <i>records</i>, a preview
      - *           feature of the Java language. Preview features
      - *           may be removed in a future release, or upgraded to permanent
      - *           features of the Java language.}
      - *
        * A scanning visitor of program elements with default behavior
        * appropriate for the {@link SourceVersion#RELEASE_14 RELEASE_14}
        * source version.
      @@ -81,10 +74,8 @@
        * @see ElementScanner7
        * @see ElementScanner8
        * @see ElementScanner9
      - * @since 14
      + * @since 16
        */
      -@jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.RECORDS,
      -                             essentialAPI=false)
       @SupportedSourceVersion(RELEASE_16)
       public class ElementScanner14<R, P> extends ElementScanner9<R, P> {
           /**
      @@ -156,7 +147,6 @@ public R visitExecutable(ExecutableElement e, P p) {
            * @param p a visitor-specified parameter
            * @return  the result of the scan
            */
      -    @SuppressWarnings("preview")
           @Override
           public R visitRecordComponent(RecordComponentElement e, P p) {
               return scan(e.getEnclosedElements(), p);
      diff --git a/src/java.compiler/share/classes/javax/lang/model/util/Elements.java b/src/java.compiler/share/classes/javax/lang/model/util/Elements.java
      index 81344311869..f5957e6ce39 100644
      --- a/src/java.compiler/share/classes/javax/lang/model/util/Elements.java
      +++ b/src/java.compiler/share/classes/javax/lang/model/util/Elements.java
      @@ -634,13 +634,6 @@ boolean overrides(ExecutableElement overrider, ExecutableElement overridden,
           boolean isFunctionalInterface(TypeElement type);
      
           /**
      -     * {@preview Associated with records, a preview feature of the Java language.
      -     *
      -     *           This method is associated with <i>records</i>, a preview
      -     *           feature of the Java language. Preview features
      -     *           may be removed in a future release, or upgraded to permanent
      -     *           features of the Java language.}
      -     *
            * Returns the record component for the given accessor. Returns null if the
            * given method is not a record component accessor.
            *
      @@ -655,11 +648,8 @@ boolean overrides(ExecutableElement overrider, ExecutableElement overridden,
            * @param accessor the method for which the record component should be found.
            * @return the record component, or null if the given method is not an record
            * component accessor
      -     * @since 14
      +     * @since 16
            */
      -    @jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.RECORDS,
      -                                 essentialAPI=false)
      -    @SuppressWarnings("preview")
           default RecordComponentElement recordComponentFor(ExecutableElement accessor) {
               if (accessor.getEnclosingElement().getKind() == ElementKind.RECORD) {
                   for (RecordComponentElement rec : ElementFilter.recordComponentsIn(accessor.getEnclosingElement().getEnclosedElements())) {
      diff --git a/src/java.compiler/share/classes/javax/lang/model/util/SimpleElementVisitor14.java b/src/java.compiler/share/classes/javax/lang/model/util/SimpleElementVisitor14.java
      index 5d0768eb0b0..9150f27d0fe 100644
      --- a/src/java.compiler/share/classes/javax/lang/model/util/SimpleElementVisitor14.java
      +++ b/src/java.compiler/share/classes/javax/lang/model/util/SimpleElementVisitor14.java
      @@ -31,13 +31,6 @@
       import static javax.lang.model.SourceVersion.*;
      
       /**
      - * {@preview Associated with records, a preview feature of the Java language.
      - *
      - *           This class is associated with <i>records</i>, a preview
      - *           feature of the Java language. Preview features
      - *           may be removed in a future release, or upgraded to permanent
      - *           features of the Java language.}
      - *
        * A simple visitor of program elements with default behavior
        * appropriate for the {@link SourceVersion#RELEASE_14 RELEASE_14}
        * source version.
      @@ -62,10 +55,8 @@
        * @see SimpleElementVisitor7
        * @see SimpleElementVisitor8
        * @see SimpleElementVisitor9
      - * @since 14
      + * @since 16
        */
      -@jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.RECORDS,
      -                             essentialAPI=false)
       @SupportedSourceVersion(RELEASE_16)
       public class SimpleElementVisitor14<R, P> extends SimpleElementVisitor9<R, P> {
           /**
      @@ -96,7 +87,6 @@ protected SimpleElementVisitor14(R defaultValue){
            * @param p a visitor-specified parameter
            * @return  {@inheritDoc}
            */
      -    @SuppressWarnings("preview")
           @Override
           public R visitRecordComponent(RecordComponentElement e, P p) {
               return defaultAction(e, p);

            vromero Vicente Arturo Romero Zaldivar
            vromero Vicente Arturo Romero Zaldivar
            Gavin Bierman, Joe Darcy
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              Created:
              Updated:
              Resolved: