Stack trace to String Example

1. /*
           Java Stacktrace to String Example
           This Java Stacktrace to String example shows how to get Stacktrace of any exception
           to String.
    */
   import java.io.PrintWriter;
   import java.io.StringWriter;
   
   
   public class StackTraceToStringExample {
   
   
           public static void main(String args[]){
   
   
                   try{
   
   
                           //this will throw NumberFormatException
                           Integer.parseInt(“Not a number”);
   
   
                   }catch(NumberFormatException e){
   
   
                           /*
                            * To convert Stacktrace to String in Java, use
                            * printStackTrace(PrintWrite pw) method of Throwable
                            * class.
                            */
                          
                           //create new StringWriter object
                           StringWriter sWriter = new StringWriter();
   
   
                           //create PrintWriter for StringWriter
                           PrintWriter pWriter = new PrintWriter(sWriter);
   
   
                           //now print the stacktrace to PrintWriter we just created
                           e.printStackTrace(pWriter);
   
   
                           //use toString method to get stacktrace to String from StringWriter object
                           String strStackTrace = sWriter.toString();
   
   
                           System.out.println(“Stacktrace converted to String: “ + strStackTrace);
                   }
           }
   
   
   }
   
   
   /*
   Output of above given Java Stacktrace to String would be
   Stacktrace converted to String: java.lang.NumberFormatException: For input string: “Not a number”
           at java.lang.NumberFormatException.forInputString(Unknown Source)
           at java.lang.Integer.parseInt(Unknown Source)
           at java.lang.Integer.parseInt(Unknown Source)
           at StackTraceToStringExample.main(StackTraceToStringExample.java:16)
   */