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Async Flow based on Promise API

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/*
 *  Copyright 2022 Red Hat
 *
 *  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
 *
 *      https://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.jboss.hal.flow;

/**
 * Enum for the execution status of a flow method.
 */
public enum FlowStatus {

    /**
     * The execution has not yet started.
     */
    NOT_STARTED,

    /**
     * The execution is in progress.
     */
    IN_PROGRESS,

    /**
     * The execution was successful.
     */
    SUCCESS,

    /**
     * The execution ran into a timeout.
     */
    TIMEOUT,

    /**
     * The execution failed.
     */
    FAILURE;

    public static FlowStatus fromError(Object error) {
        return FlowContext.timeout(error) ? TIMEOUT : FAILURE;
    }
}