/**
 * Copyright 2024 Beijing Baolande Software Corporation
 *
 * 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.
 *
 * Runtime Library Exception to the Apache 2.0 License:
 *
 * As an exception, if you use this Software to compile your source code and
 * portions of this Software are embedded into the binary product as a result,
 * you may redistribute such product without providing attribution as would
 * otherwise be required by Sections 4(a), 4(b) and 4(d) of the License.
 */
package activemq4cj.client

public class CJMSExceptionSupport {
    public static func create(cause: Throwable): CJMSException {
        let msg: String
        if (let Some(message) <- cause.message) {
            msg = message
        } else {
            msg = cause.toString()
        }
        let exception = CJMSException(msg)
        if (let Some(linkedException) <- cause.cause) {
            if (linkedException != cause) {
                exception.linkedException = create(linkedException)
            }
        }
        return exception
    }

    public static func create(cause: Exception): CJMSException {
        if (let Some(ex) <- (cause as CJMSException)) {
            return ex
        }
        var msg = cause.message
        if (msg.isEmpty()) {
            msg = cause.toString()
        }
        let exception = CJMSException(msg)
        exception.linkedException = cause

        return exception
    }
}