Summary
Section 23.1 Introduction
Historically, concurrency has been implemented with operating system primitives available only to experienced systems programmers.
The Ada programming language, developed by the United States Department of Defense, made concurrency primitives widely available to defense contractors building military command-andcontrol systems.
Java makes concurrency available to you through the language and APIs. You specify that an application contains separate threads of execution, where each thread has its own method-call stack and program counter, allowing it to execute concurrently with other threads while sharing application-wide resources such as memory with these other threads.
In addition to creating threads to run a ...
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