1 /*
2 * Copyright (c) 2012, 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
310 public final S parallel() {
311 sourceStage.parallel = true;
312 return (S) this;
313 }
314
315 @Override
316 public void close() {
317 linkedOrConsumed = true;
318 sourceSupplier = null;
319 sourceSpliterator = null;
320 if (sourceStage.sourceCloseAction != null) {
321 Runnable closeAction = sourceStage.sourceCloseAction;
322 sourceStage.sourceCloseAction = null;
323 closeAction.run();
324 }
325 }
326
327 @Override
328 @SuppressWarnings("unchecked")
329 public S onClose(Runnable closeHandler) {
330 Objects.requireNonNull(closeHandler);
331 Runnable existingHandler = sourceStage.sourceCloseAction;
332 sourceStage.sourceCloseAction =
333 (existingHandler == null)
334 ? closeHandler
335 : Streams.composeWithExceptions(existingHandler, closeHandler);
336 return (S) this;
337 }
338
339 // Primitive specialization use co-variant overrides, hence is not final
340 @Override
341 @SuppressWarnings("unchecked")
342 public Spliterator<E_OUT> spliterator() {
343 if (linkedOrConsumed)
344 throw new IllegalStateException(MSG_STREAM_LINKED);
345 linkedOrConsumed = true;
346
347 if (this == sourceStage) {
348 if (sourceStage.sourceSpliterator != null) {
349 @SuppressWarnings("unchecked")
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1 /*
2 * Copyright (c) 2012, 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
310 public final S parallel() {
311 sourceStage.parallel = true;
312 return (S) this;
313 }
314
315 @Override
316 public void close() {
317 linkedOrConsumed = true;
318 sourceSupplier = null;
319 sourceSpliterator = null;
320 if (sourceStage.sourceCloseAction != null) {
321 Runnable closeAction = sourceStage.sourceCloseAction;
322 sourceStage.sourceCloseAction = null;
323 closeAction.run();
324 }
325 }
326
327 @Override
328 @SuppressWarnings("unchecked")
329 public S onClose(Runnable closeHandler) {
330 if (linkedOrConsumed)
331 throw new IllegalStateException(MSG_STREAM_LINKED);
332 Objects.requireNonNull(closeHandler);
333 Runnable existingHandler = sourceStage.sourceCloseAction;
334 sourceStage.sourceCloseAction =
335 (existingHandler == null)
336 ? closeHandler
337 : Streams.composeWithExceptions(existingHandler, closeHandler);
338 return (S) this;
339 }
340
341 // Primitive specialization use co-variant overrides, hence is not final
342 @Override
343 @SuppressWarnings("unchecked")
344 public Spliterator<E_OUT> spliterator() {
345 if (linkedOrConsumed)
346 throw new IllegalStateException(MSG_STREAM_LINKED);
347 linkedOrConsumed = true;
348
349 if (this == sourceStage) {
350 if (sourceStage.sourceSpliterator != null) {
351 @SuppressWarnings("unchecked")
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