001/** 002 * Copyright (C) 2006-2021 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.configuration.constraint; 017 018import static java.lang.annotation.ElementType.FIELD; 019import static java.lang.annotation.ElementType.PARAMETER; 020import static java.lang.annotation.RetentionPolicy.RUNTIME; 021 022import java.lang.annotation.Retention; 023import java.lang.annotation.Target; 024 025import org.talend.sdk.component.api.configuration.constraint.meta.Validation; 026import org.talend.sdk.component.api.meta.Documentation; 027 028@Validation(expectedTypes = Object.class, name = "required") 029@Target({ FIELD, PARAMETER }) 030@Retention(RUNTIME) 031@Documentation("Mark the field as being mandatory.") 032public @interface Required { 033}