Java 插口API和JDA以及maven

我正在尝试在我的插口插件中实现JDA。 现在我用谷歌搜索了一下，但我真的什么都做不到，我总是会犯同样的错误：

Caused by: java.lang.NoClassDefFoundError: net/dv8tion/jda/api/requests/GatewayIntent
at de.moser.daniel.plugin.Murder.onCommand(Murder.java:190) ~[?:?]
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45) ~[spigot-1.15.2.jar:git-Spigot-800b93f-8160e29]
... 8 more
Caused by: java.lang.ClassNotFoundException: net.dv8tion.jda.api.requests.GatewayIntent
at java.net.URLClassLoader.findClass(Unknown Source) ~[?:1.8.0_281]
at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:146) ~[spigot-1.15.2.jar:git-Spigot-800b93f-8160e29]
at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:92) ~[spigot-1.15.2.jar:git-Spigot-800b93f-8160e29]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_281]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_281]
at de.moser.daniel.plugin.Murder.onCommand(Murder.java:190) ~[?:?]
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45) ~[spigot-1.15.2.jar:git-Spigot-800b93f-8160e29]
... 8 more

看起来我不得不使用maven着色插件，但不幸的是它不能工作

这是我的pom.xml

<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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>MurderPlugin</groupId>
<artifactId>MurderPlugin</artifactId>
<version>0.0.1-SNAPSHOT</version>

<repositories>
    <repository>
        <id>spigot-repo</id>
        <url>https://hub.spigotmc.org/nexus/content/repositories/snapshots/</url>
    </repository>
    <repository>
        <id>jcenter</id>
        <name>jcenter-bintray</name>
        <url>https://jcenter.bintray.com</url>
    </repository>
    <repository>
        <id>dv8tion</id>
        <name>m2-dv8tion</name>
        <url>https://m2.dv8tion.net/releases</url>
    </repository>
</repositories>
<dependencies>
    <dependency>
        <groupId>junit</groupId>
        <artifactId>junit</artifactId>
        <version>4.13.1</version>
        <scope>test</scope>
    </dependency>
    <dependency>
        <groupId>org.spigotmc</groupId>
        <artifactId>spigot-api</artifactId>
        <version>1.15.2-R0.1-SNAPSHOT</version>
        <scope>provided</scope>
    </dependency>
    <dependency>
        <groupId>net.dv8tion</groupId>
        <artifactId>JDA</artifactId>
        <version>4.2.1_255</version>
    </dependency>
</dependencies>


<build>
    <sourceDirectory>src</sourceDirectory>
    <plugins>
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-shade-plugin</artifactId>
            <version>3.2.4</version>
            <executions>
                <execution>
                    <phase>package</phase>
                    <goals>
                        <goal>shade</goal>
                    </goals>
                    <configuration>
                        <transformers>
                            <transformer
                                implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
                                <mainClass>de.moser.daniel.plugin.Murder</mainClass>
                            </transformer>
                        </transformers>
                    </configuration>
                </execution>
            </executions>
        </plugin>
        <plugin>
            <artifactId>maven-compiler-plugin</artifactId>
            <version>3.8.1</version>
            <configuration>
                <release>9</release>
            </configuration>
        </plugin>
    </plugins>
</build>

4.0.0
谋杀插件
谋杀插件
0.0.1-快照
插销式回购
https://hub.spigotmc.org/nexus/content/repositories/snapshots/
jcenter
jcenter垃圾箱
https://jcenter.bintray.com
DV8T
m2-DV8T
https://m2.dv8tion.net/releases
朱尼特
朱尼特
4.13.1
测试
org.spigotmc
插口api
1.15.2-R0.1-快照
假如
net.dv8tion
吉达
4.2.1_255
src
org.apache.maven.plugins
maven阴影插件
3.2.4
包裹
阴凉处
德莫瑟，丹尼尔，谋杀
maven编译器插件
3.8.1
9

我也尝试过更改eclipse导出设置，但也不起作用

我真的很高兴能得到任何帮助

问候 丹尼尔