de.otto.jsonhome.registry.store.RegistryRepository Maven / Gradle / Ivy

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Library used to write json-home registries for multiple json-home sources.

There is a newer version: 0.4.0

/*
 * Copyright 2012 Guido Steinacker
 *
 * 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 de.otto.jsonhome.registry.store;

import java.util.Set;

/**
 * A repository used to store {@link Registry}.
 * 
 * The registries are identified by their names.
 *
 * @author Guido Steinacker
 * @since 14.11.12
 */
public interface RegistryRepository {

    /**
     * Creates or updates Registry.
     * 
     * An existing Registry instance with the same name as the Registry provided as parameter will be be replaced.
     *
     * @param registry the Registry instance.
     */
    public void createOrUpdate(Registry registry);

    /**
     * Deletes a {@link Registry} instance identified by it's name.
     *
     * @param name the name of the deleted registry.
     */
    public void delete(String name);

    /**
     * Returns the names of all known Registry instances.
     *
     * @return registry names.
     */
    public Set getKnownNames();

    /**
     * Returns the registry with the specifed name, or null if no such registry exists.
     */
    public Registry get(String registryName);

    /**
     * Removes all Registry from the repository.
     */
    void clear();
}