<dependency>
  <groupId>jetty</groupId>
  <artifactId>jsp-api</artifactId>
  <version>2.1-6.0.0rc1</version>
</dependency>

implementation 'jetty:jsp-api:2.1-6.0.0rc1'

implementation("jetty:jsp-api:2.1-6.0.0rc1")

libraryDependencies += "jetty" % "jsp-api" % "2.1-6.0.0rc1"

@Grapes(
  @Grab(group='jetty', module='jsp-api', version='2.1-6.0.0rc1')
)

<dependency org="jetty" name="jsp-api" rev="2.1-6.0.0rc1" />

[jetty/jsp-api "2.1-6.0.0rc1"]

'jetty:jsp-api:jar:2.1-6.0.0rc1'