/* * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.jdbi.v3.sqlobject; import java.lang.annotation.Annotation; import java.lang.reflect.Method; import java.lang.reflect.Parameter; import java.util.Optional; import java.util.stream.Stream; import org.jdbi.v3.sqlobject.customizer.SqlStatementCustomizingAnnotation; public class DefaultMethodHandlerFactory implements HandlerFactory { @Override public Optional<Handler> buildHandler(Class<?> sqlObjectType, Method method) { if (!method.isDefault()) { return Optional.empty(); } Stream.of(method.getAnnotations()) .map(Annotation::annotationType) .filter(type -> type.isAnnotationPresent(SqlStatementCustomizingAnnotation.class)) .findFirst() .ifPresent(type -> { throw new IllegalStateException(String.format( "Default method %s.%s has @%s annotation. Statement customizing annotations don't " + "work on default methods.", sqlObjectType.getSimpleName(), method.getName(), type.getSimpleName())); }); for (Parameter parameter : method.getParameters()) { Stream.of(parameter.getAnnotations()) .map(Annotation::annotationType) .filter(type -> type.isAnnotationPresent(SqlStatementCustomizingAnnotation.class)) .findFirst() .ifPresent(type -> { throw new IllegalStateException(String.format( "Default method %s.%s parameter %s has @%s annotation. Statement customizing " + "annotations don't work on default methods.", sqlObjectType.getSimpleName(), method.getName(), parameter.getName(), type.getSimpleName())); }); } return Optional.of(new DefaultMethodHandler(method)); } }