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Java 9: Building Robust Modular Applications
book

Java 9: Building Robust Modular Applications

by Dr. Edward Lavieri, Peter Verhas, Jason Lee
April 2018
Intermediate to advanced content levelIntermediate to advanced
910 pages
33h 21m
English
Packt Publishing
Content preview from Java 9: Building Robust Modular Applications

Waiting for processes

When a process starts another process, it may wait for the process many times because it needs the result of the other program. If the structure of the task can be organized in a way that the parent program can do something else while waiting for the child process to finish, then the parent process can invoke the isAlive() method on the process handle. Many times, the parent process has nothing to do until the spawned process finishes. Old applications implemented loops that called the Thread.sleep() method so CPU was not excessively wasted and from time to time the process was checked to see if it was still alive. Java 9 offers a much better approach to the waiting process.

The ProcessHandle interface has a method called ...

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Publisher Resources

ISBN: 9781788832823Supplemental ContentOtherPurchase LinkErrata Page