1 /*
2 * Copyright (c) 2013, 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
150 @Override
151 @SuppressWarnings("unchecked")
152 final Spliterator.OfLong lazySpliterator(Supplier<? extends Spliterator<Long>> supplier) {
153 return new StreamSpliterators.DelegatingSpliterator.OfLong((Supplier<Spliterator.OfLong>) supplier);
154 }
155
156 @Override
157 final boolean forEachWithCancel(Spliterator<Long> spliterator, Sink<Long> sink) {
158 Spliterator.OfLong spl = adapt(spliterator);
159 LongConsumer adaptedSink = adapt(sink);
160 boolean cancelled;
161 do { } while (!(cancelled = sink.cancellationRequested()) && spl.tryAdvance(adaptedSink));
162 return cancelled;
163 }
164
165 @Override
166 final Node.Builder<Long> makeNodeBuilder(long exactSizeIfKnown, IntFunction<Long[]> generator) {
167 return Nodes.longBuilder(exactSizeIfKnown);
168 }
169
170
171 // LongStream
172
173 @Override
174 public final PrimitiveIterator.OfLong iterator() {
175 return Spliterators.iterator(spliterator());
176 }
177
178 @Override
179 public final Spliterator.OfLong spliterator() {
180 return adapt(super.spliterator());
181 }
182
183 // Stateless intermediate ops from LongStream
184
185 @Override
186 public final DoubleStream asDoubleStream() {
187 return new DoublePipeline.StatelessOp<Long>(this, StreamShape.LONG_VALUE,
188 StreamOpFlag.NOT_SORTED | StreamOpFlag.NOT_DISTINCT) {
189 @Override
190 Sink<Long> opWrapSink(int flags, Sink<Double> sink) {
191 return new Sink.ChainedLong<Double>(sink) {
192 @Override
193 public void accept(long t) {
194 downstream.accept((double) t);
195 }
196 };
197 }
198 };
199 }
200
201 @Override
202 public final Stream<Long> boxed() {
203 return mapToObj(Long::valueOf);
204 }
205
206 @Override
207 public final LongStream map(LongUnaryOperator mapper) {
208 Objects.requireNonNull(mapper);
209 return new StatelessOp<Long>(this, StreamShape.LONG_VALUE,
210 StreamOpFlag.NOT_SORTED | StreamOpFlag.NOT_DISTINCT) {
211 @Override
212 Sink<Long> opWrapSink(int flags, Sink<Long> sink) {
213 return new Sink.ChainedLong<Long>(sink) {
214 @Override
215 public void accept(long t) {
216 downstream.accept(mapper.applyAsLong(t));
217 }
218 };
219 }
220 };
221 }
222
223 @Override
224 public final <U> Stream<U> mapToObj(LongFunction<? extends U> mapper) {
225 Objects.requireNonNull(mapper);
226 return new ReferencePipeline.StatelessOp<Long, U>(this, StreamShape.LONG_VALUE,
227 StreamOpFlag.NOT_SORTED | StreamOpFlag.NOT_DISTINCT) {
228 @Override
229 Sink<Long> opWrapSink(int flags, Sink<U> sink) {
230 return new Sink.ChainedLong<U>(sink) {
231 @Override
232 public void accept(long t) {
233 downstream.accept(mapper.apply(t));
234 }
235 };
236 }
237 };
238 }
239
240 @Override
241 public final IntStream mapToInt(LongToIntFunction mapper) {
242 Objects.requireNonNull(mapper);
243 return new IntPipeline.StatelessOp<Long>(this, StreamShape.LONG_VALUE,
244 StreamOpFlag.NOT_SORTED | StreamOpFlag.NOT_DISTINCT) {
245 @Override
246 Sink<Long> opWrapSink(int flags, Sink<Integer> sink) {
247 return new Sink.ChainedLong<Integer>(sink) {
248 @Override
249 public void accept(long t) {
250 downstream.accept(mapper.applyAsInt(t));
251 }
252 };
253 }
254 };
255 }
256
257 @Override
|
1 /*
2 * Copyright (c) 2013, 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
150 @Override
151 @SuppressWarnings("unchecked")
152 final Spliterator.OfLong lazySpliterator(Supplier<? extends Spliterator<Long>> supplier) {
153 return new StreamSpliterators.DelegatingSpliterator.OfLong((Supplier<Spliterator.OfLong>) supplier);
154 }
155
156 @Override
157 final boolean forEachWithCancel(Spliterator<Long> spliterator, Sink<Long> sink) {
158 Spliterator.OfLong spl = adapt(spliterator);
159 LongConsumer adaptedSink = adapt(sink);
160 boolean cancelled;
161 do { } while (!(cancelled = sink.cancellationRequested()) && spl.tryAdvance(adaptedSink));
162 return cancelled;
163 }
164
165 @Override
166 final Node.Builder<Long> makeNodeBuilder(long exactSizeIfKnown, IntFunction<Long[]> generator) {
167 return Nodes.longBuilder(exactSizeIfKnown);
168 }
169
170 private <U> Stream<U> mapToObj(LongFunction<? extends U> mapper, int opFlags) {
171 return new ReferencePipeline.StatelessOp<Long, U>(this, StreamShape.LONG_VALUE, opFlags) {
172 @Override
173 Sink<Long> opWrapSink(int flags, Sink<U> sink) {
174 return new Sink.ChainedLong<U>(sink) {
175 @Override
176 public void accept(long t) {
177 downstream.accept(mapper.apply(t));
178 }
179 };
180 }
181 };
182 }
183
184 // LongStream
185
186 @Override
187 public final PrimitiveIterator.OfLong iterator() {
188 return Spliterators.iterator(spliterator());
189 }
190
191 @Override
192 public final Spliterator.OfLong spliterator() {
193 return adapt(super.spliterator());
194 }
195
196 // Stateless intermediate ops from LongStream
197
198 @Override
199 public final DoubleStream asDoubleStream() {
200 return new DoublePipeline.StatelessOp<Long>(this, StreamShape.LONG_VALUE, StreamOpFlag.NOT_DISTINCT) {
201 @Override
202 Sink<Long> opWrapSink(int flags, Sink<Double> sink) {
203 return new Sink.ChainedLong<Double>(sink) {
204 @Override
205 public void accept(long t) {
206 downstream.accept((double) t);
207 }
208 };
209 }
210 };
211 }
212
213 @Override
214 public final Stream<Long> boxed() {
215 return mapToObj(Long::valueOf, 0);
216 }
217
218 @Override
219 public final LongStream map(LongUnaryOperator mapper) {
220 Objects.requireNonNull(mapper);
221 return new StatelessOp<Long>(this, StreamShape.LONG_VALUE,
222 StreamOpFlag.NOT_SORTED | StreamOpFlag.NOT_DISTINCT) {
223 @Override
224 Sink<Long> opWrapSink(int flags, Sink<Long> sink) {
225 return new Sink.ChainedLong<Long>(sink) {
226 @Override
227 public void accept(long t) {
228 downstream.accept(mapper.applyAsLong(t));
229 }
230 };
231 }
232 };
233 }
234
235 @Override
236 public final <U> Stream<U> mapToObj(LongFunction<? extends U> mapper) {
237 Objects.requireNonNull(mapper);
238 return mapToObj(mapper, StreamOpFlag.NOT_SORTED | StreamOpFlag.NOT_DISTINCT);
239 }
240
241 @Override
242 public final IntStream mapToInt(LongToIntFunction mapper) {
243 Objects.requireNonNull(mapper);
244 return new IntPipeline.StatelessOp<Long>(this, StreamShape.LONG_VALUE,
245 StreamOpFlag.NOT_SORTED | StreamOpFlag.NOT_DISTINCT) {
246 @Override
247 Sink<Long> opWrapSink(int flags, Sink<Integer> sink) {
248 return new Sink.ChainedLong<Integer>(sink) {
249 @Override
250 public void accept(long t) {
251 downstream.accept(mapper.applyAsInt(t));
252 }
253 };
254 }
255 };
256 }
257
258 @Override
|