Gradle: wait for container to be up

wait.gradle

task waitForAlfresco() {
    description = 'Wait for Alfresco'
    group = 'verification'

    doFirst{
        println "Waiting for Alfresco to come up"
        ant.waitfor(
            maxwait: '5', maxwaitunit: 'minute',
            checkevery: '10', checkeveryunit: 'second'
        ) {
            socket(server: 'localhost', port: 8080)
        }
    }
}