我使用Selenium HtmlUnitDriver在Netbeans中編寫了一個小型Maven項目。 該項目從IDE啓動時起作用。但是,當我使用命令java -jar打開jar文件時,它會報告錯誤。使用Selenium的Maven項目上的ClassNotFoundException
Exception in thread "main" java.lang.NoClassDefFoundError: org/openqa/selenium/htmlunit/HtmlUnitDriver
at com.mycompany.myPackage.classNameUI.<init>(classNameUI.java:26)
at com.mycompany.myPackage.mainClass.main(mainClass.java:20)
Caused by: java.lang.ClassNotFoundException: org.openqa.selenium.htmlunit.HtmlUnitDriver
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 2 more
的MANIFEST.MF得到了正確的Mainclass:路徑
版本:
的Netbeans 8.2
的Maven 4.0.0
硒2.53.1
POM .xml:
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.mycompany</groupId>
<artifactId>MyProject</artifactId>
<version>User</version>
<packaging>jar</packaging>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
</properties>
<dependencies>
<dependency>
<groupId>org.seleniumhq.selenium</groupId>
<artifactId>selenium-java</artifactId>
<version>2.53.1</version>
</dependency>
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpclient</artifactId>
<version>4.5.2</version>
</dependency>
<dependency>
<groupId>net.sourceforge.htmlunit</groupId>
<artifactId>htmlunit</artifactId>
<version>2.25</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<version>2.4</version>
<configuration>
<archive>
<manifest>
<addClasspath>true</addClasspath>
<mainClass>com.mycompany.mypackage.mainClass</mainClass>
</manifest>
</archive>
</configuration>
</plugin>
</plugins>
</build>
檢查(使用Ctrl + O在NetBeans中)在哪個JAR中找到HtmlUnitDriver類。 Exception說這個JAR在類路徑中沒有。當您使用「java -jar」時,您還必須在類路徑中定義額外的JAR,或者將它們包含在您的JAR中,如Asettouf在文章中所述。 – toongeorges