<dependency>
  <groupId>org.apache.maven.wagon</groupId>
  <artifactId>wagon-provider-api</artifactId>
  <version>2.6</version>
</dependency>

'org.apache.maven.wagon:wagon-provider-api:jar:2.6'

<dependency org="org.apache.maven.wagon" name="wagon-provider-api" rev="2.6">
  <artifact name="wagon-provider-api" type="jar" />
</dependency>

@Grapes(
@Grab(group='org.apache.maven.wagon', module='wagon-provider-api', version='2.6')
)

compile 'org.apache.maven.wagon:wagon-provider-api:2.6'

[org.apache.maven.wagon/wagon-provider-api "2.6"]

libraryDependencies += "org.apache.maven.wagon" %% "wagon-provider-api" % "2.6"