Java Language Features: With Modules, Streams, Threads, I/O, and Lambda Expressions

© Kishori Sharan 2018

Kishori SharanJava Language Featureshttps://doi.org/10.1007/978-1-4842-3348-1_18

18. Stack Walking

Kishori Sharan¹ 

(1)

Montgomery, Alabama, USA

 

In this chapter, you will learn:

• What stacks and stack frames are

• How to traverse a thread’s stack before JDK9

• How to traverse a thread’s stack in JDK9 using the Stack-Walking API

• How to know about the class of a caller of a method in JDK9

All example programs in this chapter are a member of a jdojo.stackwalker module, as declared in Listing 18-1.

// module-info.java

module jdojo.stackwalker {

    exports com.jdojo.stackwalker;

}

Listing 18-1.

The Declaration of a jdojo.stackwalker Module

What Is a Stack ?

Each thread in a JVM has a private JVM stack that is created at the same time the thread ...