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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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10
src/java.base/share/classes/java/util/ImmutableCollections.java
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@ -141,6 +141,7 @@ class ImmutableCollections {
static UnsupportedOperationException uoe() { return new UnsupportedOperationException(); }
@jdk.internal.ValueBased
static abstract class AbstractImmutableCollection<E> extends AbstractCollection<E> {
// all mutating methods throw UnsupportedOperationException
@Override public boolean add(E e) { throw uoe(); }
@ -247,6 +248,7 @@ class ImmutableCollections {
// ---------- List Implementations ----------
@jdk.internal.ValueBased
static abstract class AbstractImmutableList<E> extends AbstractImmutableCollection<E>
implements List<E>, RandomAccess {
@ -540,6 +542,7 @@ class ImmutableCollections {
}
}
@jdk.internal.ValueBased
static final class List12<E> extends AbstractImmutableList<E>
implements Serializable {
@ -646,6 +649,7 @@ class ImmutableCollections {
}
}
@jdk.internal.ValueBased
static final class ListN<E> extends AbstractImmutableList<E>
implements Serializable {
@ -737,6 +741,7 @@ class ImmutableCollections {
// ---------- Set Implementations ----------
@jdk.internal.ValueBased
static abstract class AbstractImmutableSet<E> extends AbstractImmutableCollection<E>
implements Set<E> {
@ -764,6 +769,7 @@ class ImmutableCollections {
public abstract int hashCode();
}
@jdk.internal.ValueBased
static final class Set12<E> extends AbstractImmutableSet<E>
implements Serializable {
@ -889,6 +895,7 @@ class ImmutableCollections {
* least one null is always present.
* @param <E> the element type
*/
@jdk.internal.ValueBased
static final class SetN<E> extends AbstractImmutableSet<E>
implements Serializable {
@ -1055,6 +1062,7 @@ class ImmutableCollections {
// ---------- Map Implementations ----------
@jdk.internal.ValueBased
abstract static class AbstractImmutableMap<K,V> extends AbstractMap<K,V> implements Serializable {
@Override public void clear() { throw uoe(); }
@Override public V compute(K key, BiFunction<? super K,? super V,? extends V> rf) { throw uoe(); }
@ -1085,6 +1093,7 @@ class ImmutableCollections {
}
}
@jdk.internal.ValueBased
static final class Map1<K,V> extends AbstractImmutableMap<K,V> {
@Stable
private final K k0;
@ -1151,6 +1160,7 @@ class ImmutableCollections {
* @param <K> the key type
* @param <V> the value type
*/
@jdk.internal.ValueBased
static final class MapN<K,V> extends AbstractImmutableMap<K,V> {
@Stable