<dependency>
  <groupId>com.sun.faces</groupId>
  <artifactId>jsf-impl</artifactId>
  <version>2.2.8-26</version>
</dependency>

implementation 'com.sun.faces:jsf-impl:2.2.8-26'

implementation("com.sun.faces:jsf-impl:2.2.8-26")

libraryDependencies += "com.sun.faces" % "jsf-impl" % "2.2.8-26"

@Grapes(
  @Grab(group='com.sun.faces', module='jsf-impl', version='2.2.8-26')
)

<dependency org="com.sun.faces" name="jsf-impl" rev="2.2.8-26" />

[com.sun.faces/jsf-impl "2.2.8-26"]

'com.sun.faces:jsf-impl:jar:2.2.8-26'