/**
 * Copyright (c) 2011, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 * <p>
 * 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
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * 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.wso2.micro.integrator.ntask.common;

/**
 * This class represents exceptions occurred in related to Tasks.
 */
public class TaskException extends Exception {

    private static final long serialVersionUID = 1L;

    private Code code;

    public TaskException(String msg, Code code) {
        this(msg, code, null);
    }

    public TaskException(String msg, Code code, Exception nestedEx) {
        super(msg, nestedEx);
        this.code = code;
    }

    public Code getCode() {
        return code;
    }

    public enum Code {
        TASK_EXISTS,
        NO_TASK_EXISTS,
        TASK_ALREADY_STARTED,
        UNKNOWN,
        CONFIG_ERROR,
        TASK_NODE_NOT_AVAILABLE,
        DATABASE_ERROR
    }

}
