org.opendaylight.infrautils.caches.sample.cli.SampleCacheCommand Maven / Gradle / Ivy
/*
* Copyright (c) 2017 Red Hat, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.infrautils.caches.sample.cli;
import com.google.common.base.Stopwatch;
import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
import java.util.concurrent.TimeUnit;
import org.apache.karaf.shell.api.action.Action;
import org.apache.karaf.shell.api.action.Argument;
import org.apache.karaf.shell.api.action.Command;
import org.apache.karaf.shell.api.action.lifecycle.Reference;
import org.apache.karaf.shell.api.action.lifecycle.Service;
import org.eclipse.jdt.annotation.Nullable;
import org.opendaylight.infrautils.caches.sample.SampleService;
/**
* Example CLI action calling a cached service.
*
* @author Michael Vorburger.ch
* @deprecated This interface will be retired as part of https://jira.opendaylight.org/browse/INFRAUTILS-82
*/
@Deprecated(since = "2.0.7", forRemoval = true)
@Command(scope = "cache-example", name = "hello", description = "Says hello")
@Service
@SuppressFBWarnings("NP_NONNULL_FIELD_NOT_INITIALIZED_IN_CONSTRUCTOR") // FB doesn't get that Karaf will set field
public class SampleCacheCommand implements Action {
@Argument(name = "who", description = "who to greet", required = true, valueToShowInHelp = "world")
String whoToGreet;
@Reference
private SampleService sampleService;
@Override
@SuppressWarnings("checkstyle:RegexpSinglelineJava")
public @Nullable Object execute() {
Stopwatch stopWatch = Stopwatch.createStarted();
String hello = sampleService.sayHello(whoToGreet);
long ms = stopWatch.elapsed(TimeUnit.MILLISECONDS);
System.out.println(ms + "ms: " + hello);
return null;
}
}
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