Java Error Line Number
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How To Get The Line Number Of A File In Java
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community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up How to get the line number in error in java? up vote 0 down vote favorite I know that the line in error is to_return = find(list,false); How can I get the line number java linenumberreader example of this line when there is NullPointerException type of error? Or in line number in general? I tried few things. The closest is this one Called.getLineNumber() which gives me the line number of StackTraceElement Called = new Throwable().fillInStackTrace().getStackTrace()[0]; public TestObject[] myfind(Subitem list )throws Exception{ TestObject[]to_return=null; try { to_return = find(list,false); } catch (RationalTestException ex) { //logStoreException(ex); StackTraceElement Called = new Throwable().fillInStackTrace().getStackTrace()[0]; StackTraceElement Calling = new Throwable().fillInStackTrace().getStackTrace()[1]; throw new Exception (this.add_debugging_info(Called, Calling, ex.getMessage())); } catch (NullPointerException npe) { StackTraceElement Called = new Throwable().fillInStackTrace().getStackTrace()[0]; StackTraceElement Calling = new Throwable().fillInStackTrace().getStackTrace()[1]; logStoreException(npe); System.out.println("Line number: "+npe.getStackTrace()[0].getLineNumber()); System.out.println("Line number2: "+Integer.toString(Called.getLineNumber())); System.out.println(this.add_debugging_info(Called, Calling, npe.getMessage())); throw new Exception (this.add_debugging_info(Called, Calling, npe.getMessage())); } catch (Exception ex) { StackTraceElement Called = new Throwable().fillInStackTrace().getStackTrace()[0]; StackTraceElement Calling = new Throwable().fillInStackTrace().getStackTrace()[1]; throw new Exception (this.add_debugging_info(Called, Calling, ex.getMessage())); } finally { //unregisterAll(); //unregister(to); return to_return; } } java error-handling share|improve this question asked Jul 10 '12 at 1:29 Radek 6,51036113195 If you compile with observability on, the line number
here java getstacktrace for a quick overview of the site Help Center Detailed java exception get error code answers to any questions you might have Meta Discuss the workings and policies of this site http://stackoverflow.com/questions/11405455/how-to-get-the-line-number-in-error-in-java About Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join http://stackoverflow.com/questions/23903831/how-can-i-get-the-line-number-where-the-exception-was-thrown-using-thread-uncaug the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up How can I get the line number where the exception was thrown using Thread.UncaughtExceptionHandler? up vote 2 down vote favorite 1 When I use a try-catch block to catch an exception, I can get the line number where the exception was thrown by calling e.getStackTrace(). Like this: java.lang.NumberFormatException: Invalid int: "abc" java.lang.Integer.invalidInt(Integer.java:138) java.lang.Integer.parse(Integer.java:375) java.lang.Integer.parseInt(Integer.java:366) java.lang.Integer.parseInt(Integer.java:332) com.example.getarea.MainActivity.onCreate(MainActivity.java:42) android.app.Activity.performCreate(Activity.java:5066) android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1102) android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2288) android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2368) android.app.ActivityThread.access$600(ActivityThread.java:151) android.app.ActivityThread$H.handleMessage(ActivityThread.java:1330) android.os.Handler.dispatchMessage(Handler.java:99) android.os.Looper.loop(Looper.java:155) android.app.ActivityThread.main(ActivityThread.java:5536) java.lang.reflect.Method.invokeNative(Native Method) java.lang.reflect.Method.invoke(Method.java:511) com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.jav
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