injectableprovidercontext.java

来自「resetful样式的ws样例,一种面向资源的webservices服务」· Java 代码 · 共 107 行

/*
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * Copyright 1997-2007 Sun Microsystems, Inc. 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 https://jersey.dev.java.net/CDDL+GPL.html
 * or jersey/legal/LICENSE.txt.  See the License for the specific
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 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
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 */

package com.sun.jersey.spi.resource;

import com.sun.jersey.api.model.Parameter;
import com.sun.jersey.spi.inject.Injectable;
import com.sun.jersey.spi.service.ComponentContext;
import com.sun.jersey.spi.service.ComponentProvider.Scope;
import java.lang.annotation.Annotation;
import java.util.List;

/**
 * The context to obtain {@link Injectable} instances.
 * 
 * @author [e-mail]
 */
public interface InjectableProviderContext {
    /**
     * Get an injectable.
     * 
     * @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.
     */
    <A extends Annotation, C> Injectable getInjectable(
            Class<? extends Annotation> ac,             
            ComponentContext ic,
            A a,
            C c,
            Scope s);
    
    /**
     * Get an injectable.
     * 
     * @param ac the annotation class.
     * @param ic the injectable context.
     * @param a the annotation instance.
     * @param c the context type.
     * @param s the list of scope, ordered by preference.
     * @return the injectable, otherwise null if an injectable could 
     *         not be found.
     */
    <A extends Annotation, C> Injectable getInjectable(
            Class<? extends Annotation> ac,             
            ComponentContext ic,
            A a,
            C c,
            List<Scope> s);
    
    /**
     * Get an injectable given a parameter.
     * 
     * @param p the parameter.
     * @return the injectable, otherwise null if an injectable could 
     *         not be found.
     */
    Injectable getInjectable(Parameter p);
    
    /**
     * Get a list of injectable given a list of parameter.
     * 
     * @param ps the list of parameter.
     * @return the list of injectable, if an injectable for a parameter
     *         could not be found the corresponding element in the 
     *         list will be null.
     */
    List<Injectable> getInjectable(List<Parameter> ps);
}