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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2010-2011 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * http://glassfish.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
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 *
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package com.sun.jersey.server.impl.cdi;

import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import javax.enterprise.context.Dependent;
import javax.enterprise.context.spi.CreationalContext;
import javax.enterprise.inject.spi.Bean;
import javax.enterprise.inject.spi.InjectionPoint;

/**
 * Base class implementing the CDI Bean interface.
 *
 * Subclasses must implement the create method.
 *
 * Currently, AbstractBean only supports a single qualifier and a single bean type,
 * although it could easily be extended to support more.
 *
 * @author robc
 */
public abstract class AbstractBean implements Bean {

    private Class klass;
    private Set qualifiers;
    private Set types;

    public AbstractBean(Class klass, Annotation qualifier) {
        this(klass, klass, qualifier);
    }

    public AbstractBean(Class klass, Set qualifiers) {
        this(klass, klass, qualifiers);
    }


    public AbstractBean(Class klass, Type type, Annotation qualifier) {
        this.klass = klass;

        qualifiers = new HashSet();
        qualifiers.add(qualifier);
        types = new HashSet();
        types.add(type);
    }

    public AbstractBean(Class klass, Type type, Set qualifiers) {
        this.klass = klass;
        this.qualifiers = qualifiers;
        types = new HashSet();
        types.add(type);
    }

    public Class getBeanClass() {
        return klass;
    }

    public Set getInjectionPoints() {
        return (Set)Collections.EMPTY_SET;
    }

    public String getName() {
        return null;
    }

    public Set getQualifiers() {
        return qualifiers;
    }

    public Class getScope() {
        return Dependent.class;
    }

    public Set> getStereotypes() {
        return (Set>)Collections.EMPTY_SET;
    }

    public Set getTypes() {
        return types;
    }

    public boolean isAlternative() {
        return false;
    }

    public boolean isNullable() {
        return false;
    }

    public abstract T create(CreationalContext creationalContext);

    public void destroy(T instance, CreationalContext creationalContext) {
        // no-op
    }

}