org.dataconservancy.pass.client.fedora.UpdateConflictException Maven / Gradle / Ivy

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/*
 * Copyright 2018 Johns Hopkins University
 *
 * 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.dataconservancy.pass.client.fedora;

/**
 * This exception is throw when attempting to update a Resource that has changed since the last readResource from the
 * database. When read from Fedora, each PassEntity contains an ETag field that is verified during each update to
 * avoid overwriting changes.
 *
 * @author Karen Hanson
 */
public class UpdateConflictException extends RuntimeException {

    private static final long serialVersionUID = 1L;

    /**
     * Default constructor
     */
    public UpdateConflictException() {
        super();
    }

    /**
     * Constructor with message
     *
     * @param s message
     */
    public UpdateConflictException(String s) {
        super(s);
    }

    /**
     * Constructor with message and exception.
     *
     * @param s Message
     * @param throwable Exception
     */
    public UpdateConflictException(String s, Throwable throwable) {
        super(s, throwable);
    }

    /**
     * Constructor with exception.
     *
     * @param throwable The exception.
     */
    public UpdateConflictException(Throwable throwable) {
        super(throwable);
    }
}