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Access to the Neo4j graph database through Java

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/*
 * Copyright (c) "Neo4j"
 * Neo4j Sweden AB [http://neo4j.com]
 *
 * This file is part of Neo4j.
 *
 * 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.neo4j.driver.summary;

import org.neo4j.driver.util.Immutable;

/**
 * Representation for notifications found when executing a query.
 *
 * A notification can be visualized in a client pinpointing problems or other information about the query.
 * @since 1.0
 */
@Immutable
public interface Notification
{
    /**
     * Returns a notification code for the discovered issue.
     * @return the notification code
     */
    String code();

    /**
     * Returns a short summary of the notification.
     * @return the title of the notification.
     */
    String title();

    /**
     * Returns a longer description of the notification.
     * @return the description of the notification.
     */
    String description();

    /**
     * The position in the query where this notification points to.
     * Not all notifications have a unique position to point to and in that case the position would be set to null.
     *
     * @return the position in the query where the issue was found, or null if no position is associated with this
     * notification.
     */
    InputPosition position();

    /**
     * The severity level of the notification.
     *
     * @return the severity level of the notification
     */
    String severity();
}