/*

 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package jdk.jshell.spi;

/**

 * The construction and throw of this exception is embedded in code generated by

 * the JShell core implementation in such a way that, upon executing a

 * {@link jdk.jshell.Snippet.Status#RECOVERABLE_DEFINED RECOVERABLE_DEFINED}

 * user method, this exception is thrown.

 * <p>

 * This exception is seen by the execution engine, but not seen by

 * the end user nor through the JShell API.

 *

 * @since 9

 */

@SuppressWarnings("serial")             // serialVersionUID intentionally omitted

public class SPIResolutionException extends RuntimeException {

    private final int id;

    /**

     * Constructs an SPI layer exception indicating that a

     * {@code DeclarationSnippet} with unresolved references has been

     * encountered. The throw of this exception is generated into the body of a

     * {@link jdk.jshell.Snippet.Status#RECOVERABLE_DEFINED RECOVERABLE_DEFINED}

     * method.

     *

     * @param id An internal identifier of the specific method

     */

    public SPIResolutionException(int id) {

        super("resolution exception");

        this.id = id;

    }

    /**

     * Retrieves the internal identifier of the unresolved identifier.

     *

     * @return the internal identifier

     */

    public int id() {

        return id;

    }

}