TechCodeview

Java Throwble klases metode printStackTrace() tiek izmantota, lai izdrukātu Throwable kopā ar citu informāciju, piemēram, klases nosaukumu un rindas numuru, kur noticis izņēmums.

Sintakse

 public void printStackTrace() 

Atgriezties

1. piemērs

 import java.lang.Throwable; public class ThrowablePrintStackTraceExample1 { public static void main(String[] args) throws Throwable { try{ int i=4/0; }catch(Throwable e){ e.printStackTrace(); System.err.println('Cause : '+e.getCause()); } } } 

Izvade:

 java.lang.ArithmeticException: / by zero at ThrowablePrintStackTrace.main(ThrowablePrintStackTrace.java:5) Cause : null 

2. piemērs

 public class ThrowablePrintStackTraceExample2 { public static void main(String[] args)throws Throwable { try{ exceptionTest(); }catch(Throwable t){ t.printStackTrace(); } } public static void exceptionTest() throws Exception{ System.out.println('Inside exceptionTest() method'); throw new Exception('Throwing localized message!'); } } 

Izvade:

Java programmēšanas pirmskaitļi

 Inside exceptionTest() method java.lang.Exception: Throwing localized message! at ThrowablePrintStackTraceExample2.exceptionTest(ThrowablePrintStackTraceExample2.java:11) at ThrowablePrintStackTraceExample2.main(ThrowablePrintStackTraceExample2.java:4)