org.jvnet.hk2.internal.SingletonContext Maven / Gradle / Ivy
/*
* Copyright (c) 2012, 2018 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.jvnet.hk2.internal;
import java.io.Serializable;
import java.lang.annotation.Annotation;
import java.util.Comparator;
import java.util.List;
import java.util.TreeSet;
import javax.inject.Singleton;
import org.glassfish.hk2.api.ActiveDescriptor;
import org.glassfish.hk2.api.Context;
import org.glassfish.hk2.api.MultiException;
import org.glassfish.hk2.api.ServiceHandle;
import org.glassfish.hk2.utilities.BuilderHelper;
import org.glassfish.hk2.utilities.ContextualInput;
import org.glassfish.hk2.utilities.cache.Cache;
import org.glassfish.hk2.utilities.cache.Computable;
import org.glassfish.hk2.utilities.reflection.Logger;
/**
* @author jwells
*
*/
@Singleton
public class SingletonContext implements Context {
private int generationNumber = Integer.MIN_VALUE;
private final ServiceLocatorImpl locator;
private final Cache, Object> valueCache =
new Cache, Object>(new Computable, Object>() {
@Override
public Object compute(ContextualInput
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