org.omnifaces.persistence.service.PostponedFetch Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of omnipersistence Show documentation

Utilities for JPA, JDBC and DataSources

The newest version!

/*
 * Copyright 2021 OmniFaces
 *
 * 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 org.omnifaces.persistence.service;

import java.util.Set;

import jakarta.persistence.criteria.Fetch;

/**
 * This class postpones all {@link Fetch#fetch(String)} calls.
 * @see EclipseLinkRoot
 */
class PostponedFetch extends FetchWrapper {

	private Set postponedFetches;
	private String path;

	public PostponedFetch(Set postponedFetches, String path) {
		super(null);
		this.postponedFetches = postponedFetches;
		this.path = path;
		postponedFetches.add(path);
	}

	@Override
	@SuppressWarnings("hiding")
	public  Fetch fetch(String attributeName) {
		return new PostponedFetch<>(postponedFetches, path + "." + attributeName);
	}

}