Java Programming Tutorials

Java programming tutorials with many code examples!

Parallel Merge Sort in Java

Divide and Conquer algorithms are great subject for parallelism. Here we present Parallel Merge Sort implemented using Java ForkJoin Framework.

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java.lang.InterruptedException

java.lang.InterruptedException is thrown when a Thread blocked in Object.wait(), Thread.join(), or Thread.sleep() is interrupted. Here we’ll look at these cases.

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Java IllegalMonitorStateException

java.lang.IllegalMonitorStateException form Object’s notify/wait methods indicates basic synchronization issue. In this post we’ll show the reason and how to fix it!

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Java Fork Join example

In Java Fork Join Framework takes advantage of multiple processors to process divide and conquer algorithms with full power. In this post we’ll show how to start with Fork Join processing.

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Java Timer/TimerTask example

Problem:

How to use Java Timer and TimerTask to schedule tasks execution at specified time or in repeated manner? In this post we’re going to show cooperation of these two classes.

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Java CountDownLatch example

Problem:

How to use Java CountDownLatch to synchronize one or more tasks? The CountDownLatch is one of the most useful and easy to use classes from java.util.concurrent package. Learn how to use it!

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