ContextSafe.java

/*
 * Copyright (c) 2024 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package org.glassfish.jersey.inject.weld.internal.managed;

public final class ContextSafe {

    private static final ThreadLocal<CdiClientInjectionManager> CURRENT_CONTEXT = new ThreadLocal<>();

    public static void lockContext(CdiClientInjectionManager current) {
        CURRENT_CONTEXT.set(current);
    }

    public static CdiClientInjectionManager get() {
        return CURRENT_CONTEXT.get();
    }

    public static void unlock(CdiClientInjectionManager locked) {
        CdiClientInjectionManager ctx = CURRENT_CONTEXT.get();
        if (ctx != locked) {
            throw new IllegalStateException("The CreationalContext safe has been compromised");
        }
        CURRENT_CONTEXT.remove();
    }
}