| /* |
| * Copyright 2016-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.cli.net; |
| |
| import org.apache.karaf.shell.api.action.Argument; |
| import org.apache.karaf.shell.api.action.Command; |
| import org.apache.karaf.shell.api.action.lifecycle.Service; |
| import org.onosproject.cli.AbstractShellCommand; |
| import org.onosproject.store.service.AtomicCounter; |
| import org.onosproject.store.service.StorageService; |
| |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| |
| /** |
| * Command to display the current value of a atomic counter. |
| */ |
| @Service |
| @Command(scope = "onos", name = "counter", |
| description = "Displays the current value of a atomic counter") |
| public class CounterCommand extends AbstractShellCommand { |
| |
| @Argument(index = 0, name = "counterName", description = "Counter Name", |
| required = true, multiValued = false) |
| String name = null; |
| |
| @Override |
| protected void doExecute() { |
| StorageService storageService = get(StorageService.class); |
| AtomicCounter counter = storageService.getAtomicCounter(name); |
| |
| if (outputJson()) { |
| ObjectMapper mapper = new ObjectMapper(); |
| ObjectNode counterJsonNode = mapper.createObjectNode(); |
| counterJsonNode.put("value", counter.get()); |
| print("%s", counterJsonNode); |
| } else { |
| print("%d", counter.get()); |
| } |
| } |
| } |