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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

Getting an instance of StackWalker

To perform the walking over the stack elements we need an instance of the stack walker. To do that, we invoke the getInstance() method. As shown here, there are four overloaded versions of this method:

  • static StackWalker getInstance()
  • static StackWalker getInstance(StackWalker.Option option)
  • static StackWalker getInstance(Set<StackWalker.Option> options)
  • static StackWalker getInstance(Set<StackWalker.Option> options, int estimateDepth)

The first version does not take any arguments and returns a StackWalker instance that will let us walk through normal stack frames. This is usually what we would be interested in. The other versions of the method accept a StackWalker.Option value or values. The enum StackWalker.Option, ...

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Publisher Resources

ISBN: 9781788832823Supplemental ContentOtherPurchase LinkErrata Page