ContextualInstance.java

/*
 * Copyright 2013 Martin Kouba
 *
 * 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.trimou.cdi.context;

import javax.enterprise.context.spi.Contextual;
import javax.enterprise.context.spi.CreationalContext;

/**
 * An immutable contextual instance holder.
 *
 * @author Martin Kouba
 */
final class ContextualInstance<T> {

    private final T instance;

    private final CreationalContext<T> creationalContext;

    private final Contextual<T> contextual;

    /**
     *
     * @param instance
     * @param creationalContext
     * @param contextual
     */
    ContextualInstance(T instance, CreationalContext<T> creationalContext,
            Contextual<T> contextual) {
        this.instance = instance;
        this.creationalContext = creationalContext;
        this.contextual = contextual;
    }

    /**
     *
     * @return the instance
     */
    T getInstance() {
        return instance;
    }

    /**
     *
     * @return the contextual (aka bean)
     */
    Contextual<T> getContextual() {
        return contextual;
    }

    /**
     * Destroy the contextual instance properly.
     */
    void destroy() {
        contextual.destroy(instance, creationalContext);
    }

}