org.eclipse.microprofile.context.spi.ContextManagerProviderRegistration Maven / Gradle / Ivy

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/*
 * Copyright (c) 2018,2019 Contributors to the Eclipse Foundation
 *
 * See the NOTICE file(s) distributed with this work for additional
 * information regarding copyright ownership.
 *
 * 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 org.eclipse.microprofile.context.spi;

/**
 * This class gives the container that registered a
 * ContextManagerProvider exclusive control over unregistering it.
 * 
 */
public class ContextManagerProviderRegistration {
    private final ContextManagerProvider provider;

    ContextManagerProviderRegistration(ContextManagerProvider provider) {
        this.provider = provider;
    }

    /**
     * Unregister the ContextManagerProvider that is represented by
     * this ContextManagerProviderRegistration instance.
     */
    public void unregister() {
        ContextManagerProvider.INSTANCE.compareAndSet(provider, null);
    }
}