io.fabric8.groups.internal.ZooKeeperMultiGroup Maven / Gradle / Ivy

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/**
 *  Copyright 2005-2014 Red Hat, Inc.
 *
 *  Red Hat licenses this file to you 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 io.fabric8.groups.internal;

import org.apache.curator.framework.CuratorFramework;
import io.fabric8.groups.MultiGroup;
import io.fabric8.groups.NodeState;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.ThreadFactory;

public class ZooKeeperMultiGroup extends ZooKeeperGroup implements MultiGroup {
    private final Logger log = LoggerFactory.getLogger(getClass());

    public ZooKeeperMultiGroup(CuratorFramework client, String path, Class clazz) {
        super(client, path, clazz);
    }

    public ZooKeeperMultiGroup(CuratorFramework client, String path, Class clazz, ExecutorService executorService) {
        super(client, path, clazz, executorService);
    }

    public ZooKeeperMultiGroup(CuratorFramework client, String path, Class clazz, ThreadFactory threadFactory) {
        super(client, path, clazz, threadFactory);
    }

    @Override
    public boolean isMaster(String name) {
        List> children = new ArrayList>(currentData.values());
        Collections.sort(children, sequenceComparator);
        for (ChildData child : children) {
            NodeState node = (NodeState) child.getNode();
            if (node.id.equals(name)) {
                if (child.getPath().equals(getId())) {
                    return true;
                } else {
                    return false;
                }
            }
        }
        return false;
    }
}