001/**
002 * Copyright (C) 2006-2024 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.tools.validator;
017
018import java.lang.reflect.Modifier;
019import java.util.List;
020import java.util.stream.Stream;
021
022import org.apache.xbean.finder.AnnotationFinder;
023import org.talend.sdk.component.api.configuration.Option;
024
025public class NoFinalOptionValidator implements Validator {
026
027    @Override
028    public Stream<String> validate(final AnnotationFinder finder, final List<Class<?>> components) {
029        return finder
030                .findAnnotatedFields(Option.class)
031                .stream() //
032                .filter(field -> Modifier.isFinal(field.getModifiers())) //
033                .distinct() //
034                .map(field -> "@Option fields must not be final, found one field violating this rule: " + field) //
035                .sorted(); //
036    }
037}