001/**
002 * Copyright (C) 2006-2019 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.junit;
017
018import static java.util.Optional.ofNullable;
019
020import java.util.stream.Stream;
021
022import org.junit.rules.TestRule;
023import org.junit.runner.Description;
024import org.junit.runners.model.Statement;
025import org.talend.sdk.component.api.DecryptedServer;
026import org.talend.sdk.component.base.BaseMavenDecrypter;
027import org.talend.sdk.component.maven.Server;
028
029import lombok.RequiredArgsConstructor;
030
031@RequiredArgsConstructor
032public class MavenDecrypterRule implements TestRule {
033
034    private final Object instance;
035
036    private final BaseMavenDecrypter decrypter = new BaseMavenDecrypter();;
037
038    @Override
039    public Statement apply(final Statement base, final Description description) {
040        return new Statement() {
041
042            @Override
043            public void evaluate() throws Throwable {
044                doInject(instance, instance.getClass());
045                base.evaluate();
046            }
047        };
048    }
049
050    private void doInject(final Object instance, final Class<?> base) {
051        Stream.of(base.getDeclaredFields()).filter(f -> f.isAnnotationPresent(DecryptedServer.class)).forEach(f -> {
052            final DecryptedServer annotation = f.getAnnotation(DecryptedServer.class);
053            final Server server = decrypter.createInstance(annotation);
054            if (!f.isAccessible()) {
055                f.setAccessible(true);
056            }
057            try {
058                f.set(instance, server);
059            } catch (final IllegalAccessException e) {
060                throw new IllegalStateException(e);
061            }
062        });
063        ofNullable(base.getSuperclass()).filter(s -> s != Object.class).ifPresent(c -> doInject(instance, c));
064    }
065}