io.micronaut.data.runtime.intercept.DefaultFindByIdInterceptor Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of micronaut-data-runtime Show documentation

Data Repository Support for Micronaut

There is a newer version: 4.10.5

Show newest version

/*
 * Copyright 2017-2020 original authors
 *
 * 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
 *
 * https://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 io.micronaut.data.runtime.intercept;

import io.micronaut.core.annotation.NonNull;
import io.micronaut.aop.MethodInvocationContext;
import io.micronaut.data.intercept.FindByIdInterceptor;
import io.micronaut.data.intercept.RepositoryMethodKey;
import io.micronaut.data.operations.RepositoryOperations;

/**
 * Default implementation that handles lookup by ID.
 *
 * @param  The declaring type.
 */
public class DefaultFindByIdInterceptor extends AbstractQueryInterceptor implements FindByIdInterceptor {

    /**
     * Default constructor.
     * @param datastore The operations
     */
    public DefaultFindByIdInterceptor(@NonNull RepositoryOperations datastore) {
        super(datastore);
    }

    @Override
    public Object intercept(RepositoryMethodKey methodKey, MethodInvocationContext context) {
        Class rootEntity = getRequiredRootEntity(context);
        Object id = context.getParameterValues()[0];
        return convertOne(
                context,
                operations.findOne(rootEntity, id)
        );
    }
}