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/*
* Copyright 2014 Open Networking Laboratory
*
* 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 java.util.Collections;
import java.util.List;
import org.apache.karaf.shell.commands.Command;
import org.onosproject.cli.AbstractShellCommand;
import org.onosproject.cli.Comparators;
import org.onosproject.net.Device;
import org.onosproject.net.device.DeviceService;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ArrayNode;
import static com.google.common.collect.Lists.newArrayList;
/**
* Lists all infrastructure devices.
*/
@Command(scope = "onos", name = "devices",
description = "Lists all infrastructure devices")
public class DevicesListCommand extends AbstractShellCommand {
private static final String FMT =
"id=%s, available=%s, role=%s, type=%s, mfr=%s, hw=%s, sw=%s, serial=%s%s";
@Override
protected void execute() {
DeviceService service = get(DeviceService.class);
if (outputJson()) {
print("%s", json(getSortedDevices(service)));
} else {
for (Device device : getSortedDevices(service)) {
printDevice(service, device);
}
}
}
/**
* Returns JSON node representing the specified devices.
*
* @param devices collection of devices
* @return JSON node
*/
private JsonNode json(Iterable<Device> devices) {
ObjectMapper mapper = new ObjectMapper();
ArrayNode result = mapper.createArrayNode();
for (Device device : devices) {
result.add(jsonForEntity(device, Device.class));
}
return result;
}
/**
* Returns the list of devices sorted using the device ID URIs.
*
* @param service device service
* @return sorted device list
*/
public static List<Device> getSortedDevices(DeviceService service) {
List<Device> devices = newArrayList(service.getDevices());
Collections.sort(devices, Comparators.ELEMENT_COMPARATOR);
return devices;
}
/**
* Prints information about the specified device.
*
* @param service device service
* @param device infrastructure device
*/
protected void printDevice(DeviceService service, Device device) {
if (device != null) {
print(FMT, device.id(), service.isAvailable(device.id()),
service.getRole(device.id()), device.type(),
device.manufacturer(), device.hwVersion(), device.swVersion(),
device.serialNumber(), annotations(device.annotations()));
}
}
}
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