jetbrains.exodus.database.exceptions.OrphanChildException Maven / Gradle / Ivy

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/**
 * Copyright 2006 - 2017 JetBrains s.r.o.
 *
 * 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 jetbrains.exodus.database.exceptions;

import jetbrains.exodus.database.TransientEntity;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

import java.util.Set;

public class OrphanChildException extends DataIntegrityViolationException {

    private Set parents;

    public OrphanChildException(@NotNull TransientEntity entity, @NotNull Set parents) {
        super("Entity [" + entity + "] has no parent, but should have.", null, entity);
        this.parents = parents;
    }

    public boolean relatesTo(@NotNull TransientEntity entity, @Nullable Object fieldIdent) {
        return super.relatesTo(entity, fieldIdent) && parents.contains(fieldIdent);
    }

    public EntityFieldHandler getEntityFieldHandler() {
        return EntityFieldHandler.create(entityId, parents.iterator().next());
    }
}