001/**
002 * Copyright (C) 2006-2022 Talend Inc. - www.talend.com
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.talend.sdk.component.api.service.injector;
017
018/**
019 * Allows to inject in an unmanaged instance services.
020 */
021public interface Injector {
022
023    /**
024     * Injects services in fields marked with @{@link org.talend.sdk.component.api.service.Service}.
025     *
026     * @param instance the instance to inject services into.
027     * @param <T> the type of the instance to inject services into.
028     * @return the instance once injected.
029     */
030    <T> T inject(final T instance);
031}