ServiceReferenceHolder.java

/*
 * Copyright (c) 2015, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 * WSO2 Inc. 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 org.wso2.carbon.inbound.endpoint.persistence;

import org.wso2.carbon.registry.core.Registry;
import org.wso2.carbon.registry.core.exceptions.RegistryException;
import org.wso2.carbon.registry.core.service.RegistryService;

/**
 * Keeps reference to the Registry service.
 * References should be initialized and managed by the corresponding service
 * component implementation.
 */
public class ServiceReferenceHolder {   
    private RegistryService registrySvc;

    private static final ServiceReferenceHolder INSTANCE = new ServiceReferenceHolder();

    private ServiceReferenceHolder() {
    }

    public static ServiceReferenceHolder getInstance() {
        return INSTANCE;
    }

    public Registry getRegistry() throws RegistryException {
        if (registrySvc != null) {
            return registrySvc.getConfigSystemRegistry();
        }
        return null;
    }

    public void setRegistrySvc(RegistryService registrySvc) {
        this.registrySvc = registrySvc;
    }

}