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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) [2017-2021] Payara Foundation and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://github.com/payara/Payara/blob/main/LICENSE.txt
 * See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at glassfish/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * The Payara Foundation designates this particular file as subject to the "Classpath"
 * exception as provided by the Payara Foundation in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
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 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
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 */
package fish.payara.nucleus.microprofile.config.source;

import fish.payara.nucleus.store.ClusteredStore;
import java.io.Serializable;
import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;
import org.glassfish.internal.api.Globals;

/**
 *
 * @author Steve Millidge (Payara Foundation)
 */
public class ClusterConfigSource extends PayaraConfigSource {
    
    public final static String CLUSTERED_CONFIG_STORE = "payara.microprofile.config";
    private final ClusteredStore clusterStore;

    public ClusterConfigSource() {
        clusterStore = Globals.getDefaultHabitat().getService(ClusteredStore.class);
    }
    
    @Override
    public Map getProperties() {
        Map map = clusterStore.getMap(CLUSTERED_CONFIG_STORE);
        HashMap result = new HashMap<>();
        for (Entry entry : map.entrySet()) {
            result.put((String) entry.getKey(), (String) entry.getValue());
        }
        return result;
    }

    @Override
    public int getOrdinal() {
        String storedOrdinal = getValue("config_ordinal");
        if (storedOrdinal != null) {
            return Integer.parseInt(storedOrdinal);
        }
        return Integer.parseInt(configService.getMPConfig().getClusterOrdinality());
    }

    @Override
    public String getValue(String propertyName) {
        return (String) clusterStore.get(CLUSTERED_CONFIG_STORE, propertyName);
    }

    @Override
    public String getName() {
        return "Cluster";
    }

    public void setValue(String propertyName, String propertyValue) {
        clusterStore.set(CLUSTERED_CONFIG_STORE, propertyName, propertyValue);
    }

    public void deleteValue(String propertyName) {
        clusterStore.remove(CLUSTERED_CONFIG_STORE, propertyName);
    }
    
}