In this experience paper, we share our experience on enhancing automatic unit test generation to more effectively find Java null pointer exceptions (NPEs). NPEs are among the most common and critical ...

一、前言 在Java语言的世界里，处理错误和异常是每位开发者必须面对的重要课题。其中，NullPointerException无疑是最常见且令人头痛的错误之一。它的出现往往让我们措手不及，同时大概率会导致程序行为异常。尽管从最早的版本这个异常就贯穿在我们的编码世界里，但它背后却隐藏着深刻的历史和 ...

Draft JEP 8303099 was recently made public. This JEP discusses Null-Restricted and Nullable Types, and aims to bring optional nullness-marking to the Java language, in a similar way to that seen ...

The error 500: Java.lang.nullpointerexception is an error that is faced by some developers when executing their code. Moreover, end-users also encounter ...

Internal error: java.lang.NullPointerException: Cannot invoke "java.util.concurrent.CompletableFuture.thenRun(java.lang.Runnable)" because "this.initializeFuture" is null ...

We present NPEX, a new technique for repairing Java null pointer exceptions (NPEs) without tests. State-of-the-art NPE repair techniques rely on test suites written by developers for patch validation.

From Verion 3.1.17 I get following Stacktrace. at net.thucydides.core.requirements.PackageRequirementsTagProvider.narrativePackagesIn (PackageRequirementsTagProvider ...

Then there’s the NullPointerException. Null pointer exception is an “exception” (error) that is particularly common when programming in Java.

ERROR: NullPointerException encountered while trying to adding String to Deque that is set to null. java.lang.NullPointerException INFO: Successful at adding String to Deque that is set to null ...