| 1 | package tmcsim.cadmodels; |
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| 2 | |
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| 3 | import java.util.Vector; |
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| 4 | |
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| 5 | import org.w3c.dom.Document; |
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| 6 | import org.w3c.dom.Element; |
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| 7 | import org.w3c.dom.Node; |
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| 8 | import org.w3c.dom.NodeList; |
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| 9 | |
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| 10 | import tmcsim.common.ScriptException; |
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| 11 | import tmcsim.common.CADEnums.CADScreenNum; |
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| 12 | import tmcsim.common.CADEnums.CADScreenType; |
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| 13 | import tmcsim.common.CADProtocol.CAD_COMMANDS; |
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| 14 | |
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| 15 | |
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| 16 | /** |
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| 17 | * IncidentBoardModel is a CADScreenModel object containing data that is |
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| 18 | * displayed in the IncidentBoard CAD Screen. The addModelObject() method |
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| 19 | * is used to update the model data with new information.<br/> |
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| 20 | * <br/> |
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| 21 | * This element parses and creates the following XML schema in its toXML() and |
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| 22 | * fromXML() methods. The ROOT element is the parameter for those methods. |
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| 23 | * See the class description for the CADScreenModel and |
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| 24 | * IncidentBoardModel_obj Objects for their XML schema.<br/> |
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| 25 | * <ROOT> |
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| 26 | * <INCIDENT_BOARD> |
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| 27 | * <BASE_MODEL_INFO/> |
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| 28 | * <MESSAGE/> |
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| 29 | * ... |
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| 30 | * <MESSAGE/> |
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| 31 | * </INCIDENT_BOARD> |
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| 32 | * </ROOT> |
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| 33 | * |
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| 34 | * @see IncidentBoardModel_obj |
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| 35 | * @see CADScreenModel |
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| 36 | * @author Matthew Cechini |
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| 37 | * @version |
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| 38 | */ |
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| 39 | public class IncidentBoardModel extends CADScreenModel { |
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| 40 | |
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| 41 | /** |
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| 42 | * Enumeration with XML tag names. |
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| 43 | * @author Matthew Cechini |
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| 44 | */ |
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| 45 | private static enum XML_TAGS { |
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| 46 | MESSAGE ("MESSAGE"); |
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| 47 | |
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| 48 | public String tag; |
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| 49 | |
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| 50 | private XML_TAGS(String t) { |
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| 51 | tag = t; |
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| 52 | } |
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| 53 | } |
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| 54 | |
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| 55 | /** Model data. List of IncidentBoardModel_obj objects. */ |
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| 56 | private Vector<IncidentBoardModel_obj> messageList = null; |
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| 57 | |
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| 58 | /** |
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| 59 | * Constructor. |
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| 60 | * |
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| 61 | * @param num CADScreenNum for this model. |
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| 62 | */ |
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| 63 | public IncidentBoardModel(CADScreenNum num) { |
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| 64 | super(CADScreenType.IB_INCIDENT_BOARD, num); |
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| 65 | |
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| 66 | messageList = new Vector<IncidentBoardModel_obj>(); |
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| 67 | } |
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| 68 | |
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| 69 | /** |
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| 70 | * Constructor. Create model data from parsed parameter XML node. |
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| 71 | * |
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| 72 | * @param newNode XML node containing model data. |
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| 73 | * @throws ScriptException if there is an error in parsing the Node. |
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| 74 | */ |
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| 75 | public IncidentBoardModel(Node newNode) throws ScriptException { |
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| 76 | super(CADScreenType.IB_INCIDENT_BOARD, CADScreenNum.ONE); |
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| 77 | |
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| 78 | messageList = new Vector<IncidentBoardModel_obj>(); |
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| 79 | |
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| 80 | fromXML(newNode); |
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| 81 | } |
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| 82 | |
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| 83 | /** |
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| 84 | * Add a new model object to the list of messages. |
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| 85 | * |
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| 86 | * @param ismo IncidentBoardModel_obj |
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| 87 | * @throws ClassCastException if the parameter is not an |
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| 88 | * IncidentBoardModel_obj object. |
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| 89 | */ |
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| 90 | public void addModelObject(Object ibmo) throws ClassCastException { |
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| 91 | |
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| 92 | if(ibmo instanceof IncidentBoardModel_obj) |
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| 93 | messageList.add((IncidentBoardModel_obj)ibmo); |
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| 94 | else |
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| 95 | throw new ClassCastException(); |
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| 96 | } |
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| 97 | |
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| 98 | /** |
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| 99 | * Get the list of messages in this model. |
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| 100 | * |
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| 101 | * @return Vector of IncidentBoardModel_obj objects. |
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| 102 | */ |
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| 103 | public Vector<IncidentBoardModel_obj> getModelObjects() { |
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| 104 | return messageList; |
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| 105 | } |
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| 106 | |
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| 107 | public void toXML(Element currElem) { |
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| 108 | |
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| 109 | Document theDoc = currElem.getOwnerDocument(); |
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| 110 | |
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| 111 | Element modelElem = theDoc.createElement(CAD_COMMANDS.INCIDENT_BOARD.fullName); |
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| 112 | |
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| 113 | baseToXML(modelElem); |
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| 114 | |
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| 115 | Element ibmoElem = null; |
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| 116 | for(IncidentBoardModel_obj ibmo : messageList) { |
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| 117 | ibmoElem = theDoc.createElement(XML_TAGS.MESSAGE.tag); |
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| 118 | |
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| 119 | ibmo.toXML(ibmoElem); |
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| 120 | |
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| 121 | modelElem.appendChild(ibmoElem); |
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| 122 | } |
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| 123 | |
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| 124 | currElem.appendChild(modelElem); |
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| 125 | |
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| 126 | } |
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| 127 | |
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| 128 | public void fromXML(Node modelNode) throws ScriptException { |
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| 129 | |
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| 130 | messageList.clear(); |
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| 131 | |
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| 132 | modelNode = modelNode.getFirstChild(); |
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| 133 | |
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| 134 | baseFromXML(modelNode); |
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| 135 | |
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| 136 | NodeList messageNodes = ((Element)modelNode).getElementsByTagName(XML_TAGS.MESSAGE.tag); |
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| 137 | |
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| 138 | for(int i = 0; i < messageNodes.getLength(); i++) |
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| 139 | messageList.add(new IncidentBoardModel_obj(messageNodes.item(i))); |
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| 140 | |
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| 141 | |
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| 142 | } |
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| 143 | } |
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