| 1 | /* |
| 2 | * @(#) $Id: Status.java,v 1.1.1.1 2006/03/19 06:09:42 rossen Exp $ |
| 3 | * |
| 4 | * Copyright (c) 2006, WebHydra.com |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without |
| 8 | * modification, are permitted provided that the following conditions are met: |
| 9 | * |
| 10 | * * Redistributions of source code must retain the above copyright notice, |
| 11 | * this list of conditions and the following disclaimer. |
| 12 | * * Redistributions in binary form must reproduce the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer in the |
| 14 | * documentation and/or other materials provided with the distribution. |
| 15 | * * Neither the name of the WebHydra.com nor the names of its contributors |
| 16 | * may be used to endorse or promote products derived from this software |
| 17 | * without specific prior written permission. |
| 18 | * |
| 19 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| 20 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| 23 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 29 | * POSSIBILITY OF SUCH DAMAGE. |
| 30 | */ |
| 31 | |
| 32 | package com.webhydra.slug.process; |
| 33 | |
| 34 | import java.io.Serializable; |
| 35 | |
| 36 | /** |
| 37 | * Process Status Enumeration |
| 38 | * @author rossen |
| 39 | */ |
| 40 | public final class Status implements Serializable |
| 41 | { |
| 42 | |
| 43 | private static final long serialVersionUID = 1L; |
| 44 | |
| 45 | /** |
| 46 | * Constant for <CODE>running</CODE> process |
| 47 | */ |
| 48 | public static final Status RUNNING = new Status("running"); |
| 49 | /** |
| 50 | * Constant for <CODE>completed</CODE> process |
| 51 | */ |
| 52 | public static final Status COMPLETED = new Status("completed"); |
| 53 | /** |
| 54 | * Constant for <CODE>stopped</CODE> proccess |
| 55 | */ |
| 56 | public static final Status STOPPED = new Status("stopped"); |
| 57 | /** |
| 58 | * Constant for <CODE>failed</CODE> process |
| 59 | */ |
| 60 | public static final Status FAILED = new Status("failed"); |
| 61 | /** |
| 62 | * Constant for <CODE>canceled</CODE> process |
| 63 | */ |
| 64 | public static final Status CANCELED = new Status("canceled"); |
| 65 | /** |
| 66 | * Constant for <CODE>waiting</CODE> process |
| 67 | */ |
| 68 | public static final Status WAITING = new Status("waiting"); |
| 69 | |
| 70 | private String status; |
| 71 | |
| 72 | /** Creates a new instance of Status |
| 73 | * @param status status value. |
| 74 | */ |
| 75 | private Status(String status) |
| 76 | { |
| 77 | this.status = status; |
| 78 | } |
| 79 | |
| 80 | /** Overrides the default method implementation. |
| 81 | * @return status value. |
| 82 | */ |
| 83 | public String toString() { |
| 84 | return status; |
| 85 | } |
| 86 | |
| 87 | /** Check if provided <code>Status</code> is completed. |
| 88 | * @return true if provided status is not one of <code>RUNNING</code> or |
| 89 | * <code>WAITING</code>, otherwise returns false. |
| 90 | */ |
| 91 | public static boolean isCompleted(Status s) |
| 92 | { |
| 93 | return ((s != RUNNING) && (s != WAITING)); |
| 94 | } |
| 95 | |
| 96 | /** Check if provided <code>Status</code> is in process. |
| 97 | * @return true if provided status is one of <code>RUNNING</code> or |
| 98 | * <code>WAITING</code>, otherwise returns false. |
| 99 | */ |
| 100 | public static boolean isInProcess(Status s) |
| 101 | { |
| 102 | return ((s == RUNNING) || (s == WAITING)); |
| 103 | } |
| 104 | } |