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Fabric3

There is a newer version: 3.1.0

/*
 * Fabric3
 * Copyright (c) 2009-2015 Metaform Systems
 *
 * 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.
 *
 * Portions originally based on Apache Tuscany 2007
 * licensed under the Apache 2.0 license.
 */
package org.fabric3.spi.classloader;

import java.net.URI;

/**
 * Registry for classloaders available to the local runtime.
 */
public interface ClassLoaderRegistry {
    /**
     * Register a ClassLoader with the runtime.
     *
     * @param id          a unique id for the classloader
     * @param classLoader the classloader to register
     */
    void register(URI id, ClassLoader classLoader);

    /**
     * Unregister the specified classloader from the system.
     *
     * @param id the id for the classloader
     * @return the classloader that was registered with the id, or null if none
     */
    ClassLoader unregister(URI id);

    /**
     * Returns the classloader registered with the supplied id, or null if none is registered.
     *
     * @param id the id for the classloader
     * @return the ClassLoader registered with that id, or null
     */
    ClassLoader getClassLoader(URI id);

    /**
     * Closes all classloaders.
     */
    void close();
}