some code to test the execution of some code in a multi-threaded environment. Replace Thread.sleep with the actual web service all

ThreadSchedulingExperiment.groovy

import java.util.concurrent.*

def WEB_SERVICE_URL = new URL('http://localhost:8080/example/search?q=ornithology&rows=50')
def THREADS = 3
def TASKS = THREADS * 4

def exec = { url ->
    def start = System.nanoTime()
    Thread.sleep(3000) // new JsonSlurper().parse(url)
    def end = System.nanoTime()
    println "${new Date().toString().split(/\s/)[3]} - ${Thread.currentThread().name} - Took ${(end - start) / 1e9} seconds to execute."
}
int i = 0
def service = Executors.newFixedThreadPool(THREADS, { r -> def t = new Thread(r); t.name = "Thread ${++i}"; t } as ThreadFactory)
def tasks = (1..TASKS).collect { return { -> exec(WEB_SERVICE_URL) } as Callable }
service.invokeAll(tasks)
service.shutdown()