<dependency>
  <groupId>org.java-websocket</groupId>
  <artifactId>Java-WebSocket</artifactId>
  <version>1.3.9</version>
</dependency>

implementation 'org.java-websocket:Java-WebSocket:1.3.9'

implementation("org.java-websocket:Java-WebSocket:1.3.9")

libraryDependencies += "org.java-websocket" % "Java-WebSocket" % "1.3.9"

@Grapes(
  @Grab(group='org.java-websocket', module='Java-WebSocket', version='1.3.9')
)

<dependency org="org.java-websocket" name="Java-WebSocket" rev="1.3.9" />

[org.java-websocket/Java-WebSocket "1.3.9"]

'org.java-websocket:Java-WebSocket:jar:1.3.9'