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  5. java.util.concurrent.RecursiveTask#join ( )

java.util.concurrent.RecursiveTask#join ( )源码实例Demo

下面列出了java.util.concurrent.RecursiveTask#join ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： dragonwell8_jdk   文件： ThreadLessCommon.java 
private static void realMain(String[] args) throws Throwable {
    if (debug) {
        String pp = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.parallelism");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.parallelism:" + pp);
        String tf = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.threadFactory");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.threadFactory:" + tf);
    }

    long from = 0, to = 50000;
    RecursiveTask<Long> task = new SumTask(from, to, Thread.currentThread());
    long sum = task.invoke();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    task.fork();
    sum = task.join();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    sum = ForkJoinPool.commonPool().invoke(task.fork());
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);
}
源代码2 项目： TencentKona-8   文件： ThreadLessCommon.java 
private static void realMain(String[] args) throws Throwable {
    if (debug) {
        String pp = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.parallelism");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.parallelism:" + pp);
        String tf = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.threadFactory");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.threadFactory:" + tf);
    }

    long from = 0, to = 50000;
    RecursiveTask<Long> task = new SumTask(from, to, Thread.currentThread());
    long sum = task.invoke();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    task.fork();
    sum = task.join();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    sum = ForkJoinPool.commonPool().invoke(task.fork());
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);
}
源代码3 项目： jdk8u60   文件： ThreadLessCommon.java 
private static void realMain(String[] args) throws Throwable {
    if (debug) {
        String pp = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.parallelism");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.parallelism:" + pp);
        String tf = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.threadFactory");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.threadFactory:" + tf);
    }

    long from = 0, to = 50000;
    RecursiveTask<Long> task = new SumTask(from, to, Thread.currentThread());
    long sum = task.invoke();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    task.fork();
    sum = task.join();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    sum = ForkJoinPool.commonPool().invoke(task.fork());
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);
}
源代码4 项目： openjdk-jdk8u   文件： ThreadLessCommon.java 
private static void realMain(String[] args) throws Throwable {
    if (debug) {
        String pp = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.parallelism");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.parallelism:" + pp);
        String tf = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.threadFactory");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.threadFactory:" + tf);
    }

    long from = 0, to = 50000;
    RecursiveTask<Long> task = new SumTask(from, to, Thread.currentThread());
    long sum = task.invoke();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    task.fork();
    sum = task.join();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    sum = ForkJoinPool.commonPool().invoke(task.fork());
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);
}
源代码5 项目： openjdk-jdk8u-backup   文件： ThreadLessCommon.java 
private static void realMain(String[] args) throws Throwable {
    if (debug) {
        String pp = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.parallelism");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.parallelism:" + pp);
        String tf = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.threadFactory");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.threadFactory:" + tf);
    }

    long from = 0, to = 50000;
    RecursiveTask<Long> task = new SumTask(from, to, Thread.currentThread());
    long sum = task.invoke();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    task.fork();
    sum = task.join();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    sum = ForkJoinPool.commonPool().invoke(task.fork());
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);
}
源代码6 项目： openjdk-jdk9   文件： ThreadLessCommon.java 
private static void realMain(String[] args) throws Throwable {
    if (debug) {
        String pp = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.parallelism");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.parallelism:" + pp);
        String tf = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.threadFactory");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.threadFactory:" + tf);
    }

    long from = 0, to = 50000;
    RecursiveTask<Long> task = new SumTask(from, to, Thread.currentThread());
    long sum = task.invoke();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    task.fork();
    sum = task.join();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    sum = ForkJoinPool.commonPool().invoke(task.fork());
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);
}
源代码7 项目： jdk8u-jdk   文件： ThreadLessCommon.java 
private static void realMain(String[] args) throws Throwable {
    if (debug) {
        String pp = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.parallelism");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.parallelism:" + pp);
        String tf = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.threadFactory");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.threadFactory:" + tf);
    }

    long from = 0, to = 50000;
    RecursiveTask<Long> task = new SumTask(from, to, Thread.currentThread());
    long sum = task.invoke();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    task.fork();
    sum = task.join();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    sum = ForkJoinPool.commonPool().invoke(task.fork());
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);
}
源代码8 项目： hottub   文件： ThreadLessCommon.java 
private static void realMain(String[] args) throws Throwable {
    if (debug) {
        String pp = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.parallelism");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.parallelism:" + pp);
        String tf = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.threadFactory");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.threadFactory:" + tf);
    }

    long from = 0, to = 50000;
    RecursiveTask<Long> task = new SumTask(from, to, Thread.currentThread());
    long sum = task.invoke();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    task.fork();
    sum = task.join();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    sum = ForkJoinPool.commonPool().invoke(task.fork());
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);
}
源代码9 项目： openjdk-8-source   文件： ThreadLessCommon.java 
private static void realMain(String[] args) throws Throwable {
    if (debug) {
        String pp = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.parallelism");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.parallelism:" + pp);
        String tf = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.threadFactory");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.threadFactory:" + tf);
    }

    long from = 0, to = 50000;
    RecursiveTask<Long> task = new SumTask(from, to, Thread.currentThread());
    long sum = task.invoke();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    task.fork();
    sum = task.join();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    sum = ForkJoinPool.commonPool().invoke(task.fork());
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);
}
源代码10 项目： openjdk-8   文件： ThreadLessCommon.java 
private static void realMain(String[] args) throws Throwable {
    if (debug) {
        String pp = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.parallelism");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.parallelism:" + pp);
        String tf = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.threadFactory");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.threadFactory:" + tf);
    }

    long from = 0, to = 50000;
    RecursiveTask<Long> task = new SumTask(from, to, Thread.currentThread());
    long sum = task.invoke();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    task.fork();
    sum = task.join();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    sum = ForkJoinPool.commonPool().invoke(task.fork());
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);
}
源代码11 项目： jdk8u_jdk   文件： ThreadLessCommon.java 
private static void realMain(String[] args) throws Throwable {
    if (debug) {
        String pp = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.parallelism");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.parallelism:" + pp);
        String tf = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.threadFactory");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.threadFactory:" + tf);
    }

    long from = 0, to = 50000;
    RecursiveTask<Long> task = new SumTask(from, to, Thread.currentThread());
    long sum = task.invoke();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    task.fork();
    sum = task.join();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    sum = ForkJoinPool.commonPool().invoke(task.fork());
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);
}
源代码12 项目： jdk8u-jdk   文件： ThreadLessCommon.java 
private static void realMain(String[] args) throws Throwable {
    if (debug) {
        String pp = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.parallelism");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.parallelism:" + pp);
        String tf = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.threadFactory");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.threadFactory:" + tf);
    }

    long from = 0, to = 50000;
    RecursiveTask<Long> task = new SumTask(from, to, Thread.currentThread());
    long sum = task.invoke();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    task.fork();
    sum = task.join();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    sum = ForkJoinPool.commonPool().invoke(task.fork());
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);
}
源代码13 项目： jdk8u-dev-jdk   文件： ThreadLessCommon.java 
private static void realMain(String[] args) throws Throwable {
    if (debug) {
        String pp = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.parallelism");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.parallelism:" + pp);
        String tf = System.getProperty(
                "java.util.concurrent.ForkJoinPool.common.threadFactory");
        System.out.println(
                "java.util.concurrent.ForkJoinPool.common.threadFactory:" + tf);
    }

    long from = 0, to = 50000;
    RecursiveTask<Long> task = new SumTask(from, to, Thread.currentThread());
    long sum = task.invoke();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    task.fork();
    sum = task.join();
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);

    sum = ForkJoinPool.commonPool().invoke(task.fork());
    System.out.printf("%nSum: from [%d] to [%d] = [%d]%n", from, to, sum);
}
源代码14 项目： openjdk-jdk9   文件： RecursiveTaskTest.java 
/**
 * Waits for the task to complete, and checks that when it does,
 * it will have an Integer result equals to the given int.
 */
void checkCompletesNormally(RecursiveTask<Integer> a, int expected) {
    Integer r = a.join();
    assertEquals(expected, (int) r);
    checkCompletedNormally(a, r);
}
源代码15 项目： j2objc   文件： RecursiveTaskTest.java 
/**
 * Waits for the task to complete, and checks that when it does,
 * it will have an Integer result equals to the given int.
 */
void checkCompletesNormally(RecursiveTask<Integer> a, int expected) {
    Integer r = a.join();
    assertEquals(expected, (int) r);
    checkCompletedNormally(a, r);
}
 方法所在类
java.util.concurrent.RecursiveTask
 同类方法
invoke ( )
join ( )
fork ( )