add function class
parent
8f2e5d0b62
commit
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/*
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* The MIT License (MIT)
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*
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* Copyright © 2021 xrv <xrg@live.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package io.github.ehlxr.function;
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import java.util.concurrent.ForkJoinPool;
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import java.util.concurrent.RecursiveAction;
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import java.util.function.Consumer;
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/**
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* @author ehlxr
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* @since 2021-09-06 10:48.
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*/
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public class BlockerActionConsumer<T> extends RecursiveAction {
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private static final long serialVersionUID = 4942349095463615123L;
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private final MyManagedBlockerImpl<T> blocker;
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public BlockerActionConsumer(Consumer<T> consumer, T t) {
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this.blocker = new MyManagedBlockerImpl<>(consumer, t);
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}
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@Override
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protected void compute() {
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try {
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ForkJoinPool.managedBlock(blocker);
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} catch (InterruptedException e) {
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throw new RuntimeException(e);
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}
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}
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static class MyManagedBlockerImpl<T> implements ForkJoinPool.ManagedBlocker {
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private final Consumer<T> consumer;
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private final T t;
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private boolean done = false;
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public MyManagedBlockerImpl(Consumer<T> consumer, T t) {
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this.consumer = consumer;
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this.t = t;
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}
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@Override
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public boolean block() {
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consumer.accept(t);
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done = true;
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return true;
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}
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@Override
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public boolean isReleasable() {
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return done;
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}
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}
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}
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@ -0,0 +1,77 @@
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/*
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* The MIT License (MIT)
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*
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* Copyright © 2021 xrv <xrg@live.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package io.github.ehlxr.function;
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import java.util.concurrent.ForkJoinPool;
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import java.util.concurrent.RecursiveTask;
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import java.util.function.Function;
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/**
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* @author ehlxr
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* @since 2021-09-06 10:39.
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*/
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public class BlockerTaskFunction<T, R> extends RecursiveTask<R> {
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private static final long serialVersionUID = -4114798302790287199L;
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private final MyManagedBlockerImpl<T, R> blocker;
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public BlockerTaskFunction(Function<T, R> function, T t) {
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this.blocker = new MyManagedBlockerImpl<>(function, t);
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}
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@Override
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protected R compute() {
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try {
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ForkJoinPool.managedBlock(blocker);
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setRawResult(blocker.r);
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return getRawResult();
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} catch (InterruptedException e) {
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throw new RuntimeException(e);
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}
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}
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static class MyManagedBlockerImpl<T, R> implements ForkJoinPool.ManagedBlocker {
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private final Function<T, R> function;
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private final T t;
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private R r;
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private boolean done = false;
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public MyManagedBlockerImpl(Function<T, R> function, T t) {
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this.function = function;
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this.t = t;
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}
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@Override
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public boolean block() {
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r = function.apply(t);
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done = true;
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return true;
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}
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@Override
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public boolean isReleasable() {
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return done;
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}
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}
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}
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@ -0,0 +1,47 @@
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/*
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* The MIT License (MIT)
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*
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* Copyright © 2021 xrv <xrg@live.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package io.github.ehlxr.function;
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import java.util.concurrent.Callable;
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import java.util.function.Function;
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/**
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* @author ehlxr
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* @since 2021-09-06 10:40.
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*/
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public class CallableFunction<T, R> implements Callable<R> {
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private final T t;
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private final Function<T, R> function;
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public CallableFunction(Function<T, R> function, T t) {
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this.function = function;
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this.t = t;
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}
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@Override
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public R call() {
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return function.apply(t);
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}
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}
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@ -0,0 +1,48 @@
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/*
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* The MIT License (MIT)
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*
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* Copyright © 2021 xrv <xrg@live.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package io.github.ehlxr.function;
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import java.util.concurrent.RecursiveTask;
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import java.util.function.Function;
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/**
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* @author ehlxr
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* @since 2021-09-06 10:41.
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*/
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public class RecursiveTaskFunction<T, R> extends RecursiveTask<R> {
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private static final long serialVersionUID = 4451027118600634633L;
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private final T t;
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private final Function<T, R> function;
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public RecursiveTaskFunction(Function<T, R> function, T t) {
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this.function = function;
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this.t = t;
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}
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@Override
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protected R compute() {
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return function.apply(t);
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}
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}
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@ -0,0 +1,46 @@
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/*
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* The MIT License (MIT)
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*
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* Copyright © 2021 xrv <xrg@live.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package io.github.ehlxr.function;
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import java.util.function.Consumer;
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/**
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* @author ehlxr
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* @since 2021-09-06 10:40.
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*/
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public class RunnableConsumer<T> implements Runnable {
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private final T t;
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private final Consumer<T> consumer;
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public RunnableConsumer(Consumer<T> consumer, T t) {
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this.consumer = consumer;
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this.t = t;
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}
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@Override
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public void run() {
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consumer.accept(t);
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}
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}
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