001    /*****************************************************************************
002     * Copyright (C) PicoContainer Organization. All rights reserved.            *
003     * ------------------------------------------------------------------------- *
004     * The software in this package is published under the terms of the BSD      *
005     * style license a copy of which has been included with this distribution in *
006     * the LICENSE.txt file.                                                     *
007     *                                                                           *
008     *****************************************************************************/
009    package org.picocontainer;
010    
011    import java.lang.reflect.Type;
012    
013    /**
014     * Implementers are responsible for instantiating and injecting dependancies into
015     * Constructors, Methods and Fields.
016     */
017    public interface Injector<T> extends ComponentAdapter<T> {
018    
019        /**
020         * A preexiting component instance can be injected into after instantiation
021         *
022         *
023         * @param container the container that can provide injectable dependencies
024         * @param into
025         * @param instance the instance to
026         * @return
027         */
028        Object decorateComponentInstance(PicoContainer container, Type into, T instance);
029    
030    }