挣扎于JSoup的介绍

Question

Exception in thread "main" java.lang.NoClassDefFoundError: org/jsoup/Jsoup
    at com.appdetex.sampleparserjavaproject.Main.main(Main.java:26) 
Caused by: java.lang.ClassNotFoundException: org.jsoup.Jsoup
    at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
    ... 1 more

<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/maven-v4_0_0.xsd">

    <modelVersion>4.0.0</modelVersion>

    <groupId>com.appdetex</groupId>  
    <artifactId>sampleparserjavaproject</artifactId>
    <packaging>jar</packaging>
    <version>1.0-SNAPSHOT</version>

    <name>sampleparserjavaproject</name>
    <url>**Not actually *'s, just wish to hide the github URL**</url>

    <dependencies>
        <dependency>
          <!-- jsoup HTML parser library @ http://jsoup.org/ -->
          <groupId>org.jsoup</groupId>
          <artifactId>jsoup</artifactId>
          <version>1.8.3</version>
        </dependency>
    </dependencies>
</project>

package com.appdetex.sampleparserjavaproject;

import java.io.IOException;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
/**
 * Main Java Class
 */
public class Main 
{
    public static void main(String args[])
    {
       Document doc = Jsoup.connect("http://www.javatpoint.com").get();
       String title = doc.title();
       System.out.println("URL title = " + title);     
    } // End of main method
} // End of class Main

$ java -cp target/sampleparserjavaproject-1.0-SNAPSHOT.jar com.appdetex.sampleparserjavaproject.Main

如有任何帮助，将不胜感激。

谢谢-杰克