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• InjectableProviderContext.java

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com.sun.jersey.spi.inject.InjectableProviderContext Maven / Gradle / Ivy

/*
 * 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
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
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 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
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package com.sun.jersey.spi.inject;

import com.sun.jersey.core.spi.component.ComponentContext;
import com.sun.jersey.core.spi.component.ComponentScope;
import java.lang.annotation.Annotation;
import java.util.List;

/**
 * The context to obtain {@link Injectable} instances.
 * 
 * @author [email protected]
 */
public interface InjectableProviderContext {

    /**
     * Check if an annotation and context type is registered for injection.
     *
     * @param ac the annotation class.
     * @param cc the context type.
     * @return true if registered, otherwise false
     */
    public boolean isAnnotationRegistered(Class ac,
            Class cc);

    /*
     * Check if one or more injectable provider is registered to process an
     * annotation and a context type for a given scope.
     * 
     * @param ac the annotation class.
     * @param cc the context type.
     * @param s the scope.
     * @return true if one or more injectable provider is registered,
     *         otherwise false.
     */
    boolean isInjectableProviderRegistered(Class ac,
            Class cc,
            ComponentScope s);

    /**
     * Get an injectable.
     * 
     * @param  the type of the annotation.
     * @param  the context type. Types of the {@link java.lang.reflect.Type} and 
     *        {@link com.sun.jersey.api.model.Parameter} are the only types that
     *        are supported.
     * @param ac the annotation class.
     * @param ic the injectable context.
     * @param a the annotation instance.
     * @param c the context type.
     * @param s the scope.
     * @return the injectable, otherwise null if an injectable could 
     *         not be found.
     */
     Injectable getInjectable(
            Class ac,             
            ComponentContext ic,
            A a,
            C c,
            ComponentScope s);
    
    /**
     * Get an injectable.
     * 
     * @param  the type of the annotation.
     * @param  the context type. Types of the {@link java.lang.reflect.Type} and 
     *        {@link com.sun.jersey.api.model.Parameter} are the only types that
     *        are supported.
     * @param ac the annotation class.
     * @param ic the injectable context.
     * @param a the annotation instance.
     * @param c the context type.
     * @param ls the list of scope, ordered by preference.
     * @return the injectable, otherwise null if an injectable could 
     *         not be found.
     */
     Injectable getInjectable(
            Class ac,             
            ComponentContext ic,
            A a,
            C c,
            List ls);

    public static final class InjectableScopePair {
        public final Injectable i;
        public final ComponentScope cs;

        public InjectableScopePair(Injectable i, ComponentScope cs) {
            this.i = i;
            this.cs = cs;
        }
    }
    
    /**
     * Get an injectable.
     *
     * @param  the type of the annotation.
     * @param  the context type. Types of the {@link java.lang.reflect.Type} and
     *        {@link com.sun.jersey.api.model.Parameter} are the only types that
     *        are supported.
     * @param ac the annotation class.
     * @param ic the injectable context.
     * @param a the annotation instance.
     * @param c the context type.
     * @param ls the list of scope, ordered by preference.
     * @return the injectable and scope, otherwise null if an injectable could
     *         not be found.
     */
     InjectableScopePair getInjectableWithScope(
            Class ac,
            ComponentContext ic,
            A a,
            C c,
            List ls);
}