Java tutorial
/* * Copyright 2011-2019 the original author or 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 org.springframework.data.mapping; import org.springframework.lang.Nullable; /** * Value object to capture {@link Association}s. * * @param <P> {@link PersistentProperty}s the association connects. * @author Jon Brisbin <jbrisbin@vmware.com> * @author Mark Paluch */ public class Association<P extends PersistentProperty<P>> { private final P inverse; private final @Nullable P obverse; /** * Creates a new {@link Association} between the two given {@link PersistentProperty}s. * * @param inverse * @param obverse */ public Association(P inverse, @Nullable P obverse) { this.inverse = inverse; this.obverse = obverse; } public P getInverse() { return inverse; } @Nullable public P getObverse() { return obverse; } }