}
/**
- * Return an {@link StatementPolicy} for {@link CopyPolicy#CONTEXT_INDEPENDENT}.
+ * Return a {@link StatementPolicy} for {@link CopyPolicy#CONTEXT_INDEPENDENT}.
*
* @param <A> Argument type
* @param <D> Declared Statement representation
*/
@SuppressWarnings("unchecked")
public static final <A, D extends DeclaredStatement<A>> @NonNull StatementPolicy<A, D> contextIndependent() {
- return (StatementPolicy<A, D>) AlwaysReuse.CONTEXT_INDEPENDENT;
+ return (StatementPolicy<A, D>) EqualSemantics.CONTEXT_INDEPENDENT;
}
/**
- * Return an {@link StatementPolicy} for {@link CopyPolicy#IGNORE}.
+ * Return a {@link StatementPolicy} for {@link CopyPolicy#IGNORE}.
*
* @param <A> Argument type
* @param <D> Declared Statement representation
}
/**
- * Return an {@link StatementPolicy} for {@link CopyPolicy#REJECT}.
+ * Return a {@link StatementPolicy} for {@link CopyPolicy#REJECT}.
*
* @param <A> Argument type
* @param <D> Declared Statement representation
}
/**
- * Return an {@link StatementPolicy} for {@link CopyPolicy#DECLARED_COPY}, deferring to a
+ * Return a {@link StatementPolicy} for {@link CopyPolicy#DECLARED_COPY}, deferring to a
* {@link StatementEquality} for individual decisions.
*
* @param <A> Argument type
* @param <D> Declared Statement representation
* @param equality {@link StatementEquality} to apply to effective statements
- * @return Rejecting statement policy
+ * @return Equality-based statement policy
*/
public static final <A, D extends DeclaredStatement<A>> @NonNull StatementPolicy<A, D> copyDeclared(
final @NonNull StatementEquality<A, D> equality) {
return new EqualSemantics<>(equality);
}
- abstract boolean canReuseCurrent(@NonNull Current<A, D> copy, @NonNull Current<A, D> current,
- @NonNull Collection<? extends EffectiveStatement<?, ?>> substatements);
-
- @Deprecated
+ /**
+ * Return a {@link StatementPolicy} for {@link CopyPolicy#DECLARED_COPY}, always performing a copy operation.
+ *
+ * @param <A> Argument type
+ * @param <D> Declared Statement representation
+ * @return Rejecting statement policy
+ */
@SuppressWarnings("unchecked")
- static <A, D extends DeclaredStatement<A>> StatementPolicy<A, D> compat(final CopyPolicy copyPolicy) {
- switch (copyPolicy) {
- case CONTEXT_INDEPENDENT:
- return contextIndependent();
- case DECLARED_COPY:
- return (StatementPolicy<A, D>) AlwaysCopy.DECLARED_COPY;
- case IGNORE:
- return ignore();
- case REJECT:
- return reject();
- default:
- throw new IllegalStateException("Unsupported policy " + copyPolicy);
- }
+ public static final <A, D extends DeclaredStatement<A>> @NonNull StatementPolicy<A, D> alwaysCopyDeclared() {
+ return (StatementPolicy<A, D>) EqualSemantics.ALWAYS_COPY;
}
- private static final class AlwaysCopy<A, D extends DeclaredStatement<A>> extends StatementPolicy<A, D> {
- @Deprecated
- static final @NonNull AlwaysCopy<?, ?> DECLARED_COPY = new AlwaysCopy<>(CopyPolicy.DECLARED_COPY);
-
- AlwaysCopy(final CopyPolicy copyPolicy) {
- super(copyPolicy);
- }
-
- @Override
- boolean canReuseCurrent(final Current<A, D> copy, final Current<A, D> current,
- final Collection<? extends EffectiveStatement<?, ?>> substatements) {
- return false;
- }
+ @Deprecated(forRemoval = true)
+ // FIXME: 7.0.0: remove this method
+ public static final <A, D extends DeclaredStatement<A>> @NonNull StatementPolicy<A, D> legacyDeclaredCopy() {
+ return alwaysCopyDeclared();
}
- private static final class AlwaysReuse<A, D extends DeclaredStatement<A>> extends StatementPolicy<A, D> {
- static final @NonNull AlwaysReuse<?, ?> CONTEXT_INDEPENDENT =
- new AlwaysReuse<>(CopyPolicy.CONTEXT_INDEPENDENT);
-
- private AlwaysReuse(final CopyPolicy copyPolicy) {
- super(copyPolicy);
- }
-
- @Override
- boolean canReuseCurrent(final Current<A, D> copy, final Current<A, D> current,
- final Collection<? extends EffectiveStatement<?, ?>> substatements) {
- return true;
- }
- }
+ abstract boolean canReuseCurrent(@NonNull Current<A, D> copy, @NonNull Current<A, D> current,
+ @NonNull Collection<? extends EffectiveStatement<?, ?>> substatements);
private static final class AlwaysFail<A, D extends DeclaredStatement<A>> extends StatementPolicy<A, D> {
static final @NonNull AlwaysFail<?, ?> IGNORE = new AlwaysFail<>(CopyPolicy.IGNORE);
}
private static final class EqualSemantics<A, D extends DeclaredStatement<A>> extends StatementPolicy<A, D> {
+ static final @NonNull EqualSemantics<?, ?> ALWAYS_COPY =
+ new EqualSemantics<>((copy, stmt, substatements) -> false);
+ static final @NonNull EqualSemantics<?, ?> CONTEXT_INDEPENDENT =
+ new EqualSemantics<>(CopyPolicy.CONTEXT_INDEPENDENT, (copy, stmt, substatements) -> true);
+
private final @NonNull StatementEquality<A, D> equality;
-
EqualSemantics(final @NonNull StatementEquality<A, D> equality) {
- super(CopyPolicy.DECLARED_COPY);
+
private EqualSemantics(final CopyPolicy copyPolicy, final StatementEquality<A, D> equality) {
+ super(copyPolicy);
this.equality = requireNonNull(equality);
}
+ EqualSemantics(final StatementEquality<A, D> equality) {
+ this(CopyPolicy.DECLARED_COPY, equality);
+ }
+
@Override
boolean canReuseCurrent(final Current<A, D> copy, final Current<A, D> current,
final Collection<? extends EffectiveStatement<?, ?>> substatements) {
private final @NonNull StatementDefinition def;
private final @NonNull CopyPolicy copyPolicy;
+ @Beta
+ protected StatementSupport(final StatementSupport<A, D, E> delegate) {
+ checkArgument(delegate != this);
+ this.def = delegate.def;
+ this.policy = delegate.policy;
+ this.copyPolicy = delegate.copyPolicy;
+ }
+
@Beta
protected StatementSupport(final StatementDefinition publicDefinition, final StatementPolicy<A, D> policy) {
checkArgument(publicDefinition != this);
this.copyPolicy = policy.copyPolicy;
}
- @Beta
- @Deprecated
- // FIXME: remove this constructor
- protected StatementSupport(final StatementDefinition publicDefinition, final CopyPolicy copyPolicy) {
- this(publicDefinition, StatementPolicy.compat(copyPolicy));
- }
-
/**
* Returns public statement definition, which will be present in built statements.
*
Code Review / yangtools.git / blobdiff