class_11 - Software Engineering 3156 10-Oct-01 #11: All...

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Software Engineering 3156 10-Oct-01 #11: All About Threads Phil Gross
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2 Administrivia HW2 Out Rose is up No printing yet…
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3 Threads Execution context Lightweight process Generally shares variables Allows your program to do multiple things at once Allows non-blocking I/O Always in use: GC, AWT
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4 Basics Two ways to create a Thread Subclass Thread and override run() Implement runnable, which means you have a public void run() method Thread t = new Thread(myRunnableObject); t.start(); Note: you don’t call run() directly!
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5 Multithreaded Server KnockKnock examples
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6 Thread Life Cycle Created, Runnable/not Runnable, Dead Here’s a state diagram:
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7 Runnable / Not Runnable If a thread has been put to sleep, then the specified number of milliseconds must elapse. If a thread is waiting for a condition, then another object must notify the waiting thread of a change in condition by calling notify or notifyAll.
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class_11 - Software Engineering 3156 10-Oct-01 #11: All...

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