org.glassfish.hk2.configuration.hub.internal.InstanceImpl Maven / Gradle / Ivy
/*
* Copyright (c) 2014, 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.hk2.configuration.hub.internal;
import java.util.concurrent.locks.ReentrantLock;
import org.glassfish.hk2.configuration.hub.api.Instance;
/**
* @author jwells
*
*/
public class InstanceImpl implements Instance {
private final ReentrantLock lock = new ReentrantLock();
private final Object bean;
private Object metadata;
/* package */ InstanceImpl(Object bean, Object metadata) {
this.bean = bean;
this.metadata = metadata;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.configuration.hub.api.Instance#getBean()
*/
@Override
public Object getBean() {
return bean;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.configuration.hub.api.Instance#getMetadata()
*/
@Override
public Object getMetadata() {
lock.lock();
try {
return metadata;
} finally {
lock.unlock();
}
}
/* (non-Javadoc)
* @see org.glassfish.hk2.configuration.hub.api.Instance#setMetadata(java.lang.Object)
*/
@Override
public void setMetadata(Object metadata) {
this.metadata = metadata;
}
@Override
public String toString() {
return "InstanceImpl(" + bean + "," + metadata + "," + System.identityHashCode(this) + ")";
}
}