Demonstrating fillInStackTrace()

          

// : c09:Rethrowing.java
// Demonstrating fillInStackTrace()
// From 'Thinking in Java, 3rd ed.' (c) Bruce Eckel 2002
// www.BruceEckel.com. See copyright notice in CopyRight.txt.

public class Rethrowing {

  public static void f() throws Exception {
    System.out.println("originating the exception in f()");
    throw new Exception("thrown from f()");
  }

  public static void g() throws Throwable {
    try {
      f();
    } catch (Exception e) {
      System.err.println("Inside g(),e.printStackTrace()");
      e.printStackTrace();
      throw e; // 17
      // throw e.fillInStackTrace(); // 18
    }
  }

  public static void main(String[] args) throws Throwable {
    try {
      g();
    } catch (Exception e) {
      System.err.println("Caught in main, e.printStackTrace()");
      e.printStackTrace();
    }
  }
} ///:~

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Demonstrating fillInStackTrace() : Exceptions « Language Basics « Java

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