/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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.apache.sshd.scp.common;

import java.io.IOException;
import java.util.Objects;

import org.apache.sshd.scp.common.helpers.ScpIoUtils;

/**
 * @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a>
 */
public class ScpException extends IOException {
    private static final long serialVersionUID = 7734851624372451732L;
    private final Integer exitStatus;

    public ScpException(String message) {
        this(message, null);
    }

    public ScpException(Integer exitStatus) {
        this("Exit status=" + ScpIoUtils.getExitStatusName(Objects.requireNonNull(exitStatus, "No exit status")), exitStatus);
    }

    public ScpException(String message, Integer exitStatus) {
        this(message, null, exitStatus);
    }

    public ScpException(Throwable cause, Integer exitStatus) {
        this(Objects.requireNonNull(cause, "No cause").getMessage(), cause, exitStatus);
    }

    public ScpException(String message, Throwable cause, Integer exitStatus) {
        super(message, cause);
        this.exitStatus = exitStatus;
    }

    public Integer getExitStatus() {
        return exitStatus;
    }
}
