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TypeImpl.java
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TypeImpl.java
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/*
* 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.Collections;
import java.util.Map;
import java.util.concurrent.locks.ReentrantLock;
import org.glassfish.hk2.configuration.hub.api.Instance;
import org.glassfish.hk2.configuration.hub.api.Type;
import org.glassfish.hk2.utilities.reflection.ClassReflectionHelper;
/**
* @author jwells
*
*/
public class TypeImpl implements Type {
private final ReentrantLock lock = new ReentrantLock();
private final String name;
private final Map<String, Instance> instances;
private final ClassReflectionHelper helper;
private Object metadata;
/* package */ TypeImpl(Type baseType, ClassReflectionHelper helper) {
name = baseType.getName();
instances = Collections.unmodifiableMap(baseType.getInstances());
this.helper = helper;
this.metadata = baseType.getMetadata();
}
/* (non-Javadoc)
* @see org.glassfish.hk2.configuration.hub.api.Type#getName()
*/
@Override
public String getName() {
return name;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.configuration.hub.api.Type#getInstances()
*/
@Override
public Map<String, Instance> getInstances() {
return instances;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.configuration.hub.api.Type#getInstance(java.lang.Object)
*/
@Override
public Instance getInstance(String key) {
return instances.get(key);
}
/* package */ ClassReflectionHelper getHelper() {
return helper;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.configuration.hub.api.Type#getMetadata()
*/
@Override
public Object getMetadata() {
lock.lock();
try {
return metadata;
} finally {
lock.unlock();
}
}
/* (non-Javadoc)
* @see org.glassfish.hk2.configuration.hub.api.Type#setMetadata(java.lang.Object)
*/
@Override
public void setMetadata(Object metadata) {
lock.lock();
try {
this.metadata = metadata;
} finally {
lock.unlock();
}
}
@Override
public String toString() {
return "TypeImpl(" + name + "," + System.identityHashCode(this) + ")";
}
}