org.onosproject.cli.app.ApplicationIdListCommand Maven / Gradle / Ivy

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/*
 * Copyright 2014-2015 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.app;

import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ArrayNode;
import org.apache.karaf.shell.commands.Command;
import org.onosproject.cli.AbstractShellCommand;
import org.onosproject.cli.Comparators;
import org.onosproject.core.ApplicationId;
import org.onosproject.core.CoreService;

import java.util.Collections;
import java.util.List;

import static com.google.common.collect.Lists.newArrayList;

/**
 * Lists application ID information.
 */
@Command(scope = "onos", name = "app-ids",
         description = "Lists application ID information")
public class ApplicationIdListCommand extends AbstractShellCommand {

    @Override
    protected void execute() {
        CoreService service = get(CoreService.class);
        List ids = newArrayList(service.getAppIds());
        Collections.sort(ids, Comparators.APP_ID_COMPARATOR);

        if (outputJson()) {
            print("%s", json(ids));
        } else {
            for (ApplicationId id : ids) {
                print("id=%d, name=%s", id.id(), id.name());
            }
        }
    }

    // ApplicationId
    private JsonNode json(List ids) {
        ObjectMapper mapper = new ObjectMapper();
        ArrayNode result = mapper.createArrayNode();
        for (ApplicationId id : ids) {
            result.add(mapper.createObjectNode()
                               .put("id", id.id())
                               .put("name", id.name()));
        }
        return result;
    }

}