| /* |
| * Copyright 2015-present Open Networking Foundation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.distributedprimitives.cli; |
| |
| import org.apache.karaf.shell.commands.Argument; |
| import org.apache.karaf.shell.commands.Command; |
| import org.apache.karaf.shell.commands.Option; |
| import org.onosproject.cli.AbstractShellCommand; |
| import org.onosproject.store.service.AsyncAtomicCounter; |
| import org.onosproject.store.service.StorageService; |
| import org.slf4j.Logger; |
| |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.ExecutionException; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.TimeoutException; |
| |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * CLI command to increment a distributed counter. |
| */ |
| @Command(scope = "onos", name = "counter-test-increment", |
| description = "Increment a distributed counter") |
| public class CounterTestIncrementCommand extends AbstractShellCommand { |
| |
| private final Logger log = getLogger(getClass()); |
| |
| @Option(name = "-g", aliases = "--getFirst", description = "get the counter's value before adding", |
| required = false, multiValued = false) |
| private boolean getFirst = false; |
| |
| @Argument(index = 0, name = "counter", |
| description = "Counter name", |
| required = true, multiValued = false) |
| String counter = null; |
| |
| @Argument(index = 1, name = "delta", |
| description = "Long to add to the counter", |
| required = false, multiValued = false) |
| Long delta = null; |
| |
| AsyncAtomicCounter atomicCounter; |
| |
| |
| @Override |
| protected void execute() { |
| StorageService storageService = get(StorageService.class); |
| atomicCounter = storageService.getAsyncAtomicCounter(counter); |
| CompletableFuture<Long> result; |
| if (delta != null) { |
| if (getFirst) { |
| result = atomicCounter.getAndAdd(delta); |
| } else { |
| result = atomicCounter.addAndGet(delta); |
| } |
| } else { |
| if (getFirst) { |
| result = atomicCounter.getAndIncrement(); |
| } else { |
| result = atomicCounter.incrementAndGet(); |
| } |
| } |
| try { |
| print("%s was updated to %d", counter, result.get(3, TimeUnit.SECONDS)); |
| } catch (InterruptedException e) { |
| return; |
| } catch (ExecutionException | TimeoutException e) { |
| print("Error executing command"); |
| log.error("Error executing command counter-test-increment", e); |
| } |
| } |
| } |