import static com.google.common.base.Verify.verifyNotNull;
import static java.util.Objects.requireNonNull;
-import com.google.common.base.VerifyException;
import com.google.common.collect.ImmutableCollection;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMultimap;
*/
private byte executionOrder;
- /**
- * This field should live in AbstractResumedStatement, but is placed here for memory efficiency to squat in the
- * alignment shadow of {@link #bitsAight} and {@link #executionOrder}.
- */
- private boolean implicitDeclaredFlag;
-
// TODO: we a single byte of alignment shadow left, we should think how we can use it to cache information we build
// during InferredStatementContext.tryToReusePrototype(). We usually end up being routed to
// copyAsChildOfImpl() -- which performs an eager instantiation and checks for changes afterwards. We should
}
private static byte historyFlags(final CopyType copyType) {
- switch (copyType) {
- case ADDED_BY_AUGMENTATION:
- return COPY_ADDED_BY_AUGMENTATION;
- case ADDED_BY_USES:
- return COPY_ADDED_BY_USES;
- case ADDED_BY_USES_AUGMENTATION:
- return COPY_ADDED_BY_AUGMENTATION | COPY_ADDED_BY_USES;
- case ORIGINAL:
- return COPY_ORIGINAL;
- default:
- throw new VerifyException("Unhandled type " + copyType);
- }
+ return switch (copyType) {
+ case ADDED_BY_AUGMENTATION -> COPY_ADDED_BY_AUGMENTATION;
+ case ADDED_BY_USES -> COPY_ADDED_BY_USES;
+ case ADDED_BY_USES_AUGMENTATION -> COPY_ADDED_BY_AUGMENTATION | COPY_ADDED_BY_USES;
+ case ORIGINAL -> COPY_ORIGINAL;
+ };
}
@Override
final List<ReactorStmtCtx<?, ?, ?>> addEffectiveSubstatement(final List<ReactorStmtCtx<?, ?, ?>> effective,
final Mutable<?, ?, ?> substatement) {
- verifyStatement(substatement);
-
+ final ReactorStmtCtx<?, ?, ?> stmt = verifyStatement(substatement);
final List<ReactorStmtCtx<?, ?, ?>> resized = beforeAddEffectiveStatement(effective, 1);
- final ReactorStmtCtx<?, ?, ?> stmt = (ReactorStmtCtx<?, ?, ?>) substatement;
ensureCompletedExecution(stmt);
resized.add(stmt);
return resized;
abstract Iterator<ReactorStmtCtx<?, ?, ?>> effectiveChildrenToComplete();
// exposed for InferredStatementContext only
- final void ensureCompletedPhase(final Mutable<?, ?, ?> stmt) {
- verifyStatement(stmt);
- ensureCompletedExecution((ReactorStmtCtx<?, ?, ?>) stmt);
+ final ReactorStmtCtx<?, ?, ?> ensureCompletedPhase(final Mutable<?, ?, ?> stmt) {
+ final var ret = verifyStatement(stmt);
+ ensureCompletedExecution(ret);
+ return ret;
}
// Make sure target statement has transitioned at least to our phase (if we have one). This method is just before we
verify(stmt.tryToCompletePhase(executionOrder), "Statement %s cannot complete phase %s", stmt, executionOrder);
}
- private static void verifyStatement(final Mutable<?, ?, ?> stmt) {
+ private static ReactorStmtCtx<?, ?, ?> verifyStatement(final Mutable<?, ?, ?> stmt) {
verify(stmt instanceof ReactorStmtCtx, "Unexpected statement %s", stmt);
+ return (ReactorStmtCtx<?, ?, ?>) stmt;
}
private List<ReactorStmtCtx<?, ?, ?>> beforeAddEffectiveStatement(final List<ReactorStmtCtx<?, ?, ?>> effective,
return null;
}
- parent.ensureCompletedPhase(copy);
+ parent.ensureCompletedExecution(copy);
return canReuseCurrent(copy) ? this : copy;
}
if (implicitParent.isPresent()) {
result = new UndeclaredStmtCtx(this, implicitParent.orElseThrow(), original, type);
- final CopyType childCopyType;
- switch (type) {
- case ADDED_BY_AUGMENTATION:
- childCopyType = CopyType.ORIGINAL;
- break;
- case ADDED_BY_USES_AUGMENTATION:
- childCopyType = CopyType.ADDED_BY_USES;
- break;
- case ADDED_BY_USES:
- case ORIGINAL:
- default:
- childCopyType = type;
- }
-
+ final CopyType childCopyType = switch (type) {
+ case ADDED_BY_AUGMENTATION -> CopyType.ORIGINAL;
+ case ADDED_BY_USES_AUGMENTATION -> CopyType.ADDED_BY_USES;
+ case ADDED_BY_USES, ORIGINAL -> type;
+ };
copy = new InferredStatementContext<>(result, original, childCopyType, type, targetModule);
result.addEffectiveSubstatement(copy);
result.definition.onStatementAdded(result);
* @return True if {@link #allSubstatements()} and {@link #allSubstatementsStream()} would return an empty stream.
*/
abstract boolean hasEmptySubstatements();
-
- // Note: these two are exposed for AbstractResumedStatement only
- final boolean getImplicitDeclaredFlag() {
- return implicitDeclaredFlag;
- }
-
- final void setImplicitDeclaredFlag() {
- implicitDeclaredFlag = true;
- }
}