5 Java concurrency fundamentals
This chapter covers
- Concurrency theory
- Block-structured concurrency
- Synchronization
- The Java Memory Model (JMM)
- Concurrency support in bytecode
Java has two, mostly separate concurrency APIs: the older API, which is usually called block-structured concurrency or synchronization-based concurrency or even “classic concurrency,” and the newer API, which is normally referred to by its Java package name, java.util.concurrent.
In this book, we’re going to talk about both approaches. In this chapter, we’ll begin our journey by looking at the first of these two approaches. After that, in the next chapter, we’ll introduce java.util.concurrent. Much later, we’ll return to the subject of concurrency in chapter 16, “Advanced ...
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