filetoelement.java

基于Java的地图数据管理软件。使用MySQL数据库管理系统。

    int pos1 = string.indexOf(trackGradeBefore);
    int pos2 = string.indexOf(trackGradeAfter);
    if (pos1 != -1) {
      pos = pos + pos2 + 12;
      if (pos1 == -1) {
        return null;
      }
      String tracksGrade = string.substring(pos1 + 11, pos2);
      return tracksGrade;
    }
    else {
      return "";
    }
  }

  String getTracksType(String string) {
    String trackTypeBefore = "<gml:type>",
        trackTypeAfter = "</gml:type>";
    int pos1 = string.indexOf(trackTypeBefore);
    int pos2 = string.indexOf(trackTypeAfter);
    if (pos1 != -1) {
      pos = pos + pos2 + 11;
      if (pos1 == -1) {
        return null;
      }
      String tracksType = string.substring(pos1 + 10, pos2);
      return tracksType;
    }
    else {
      return "";
    }
  }

  String getTracksWidth(String string) {
    Element e;
    String trackWidthBefore = "<gml:width>",
        trackWidthAfter = "</gml:width>";
    int pos1 = string.indexOf(trackWidthBefore);
    int pos2 = string.indexOf(trackWidthAfter);
    if (pos1 != -1) {
      pos = pos + pos2 + 12;
      if (pos1 == -1) {
        return null;
      }
      String tracksWidth = string.substring(pos1 + 11, pos2);
      return tracksWidth;
    }
    else {
      return "";
    }
  }

  String getTracksStructure(String string) {
    Element e;
    String trackNumberBefore = "<gml:structure>",
        trackNumberAfter = "</gml:structure>";
    int pos1 = string.indexOf(trackNumberBefore);
    int pos2 = string.indexOf(trackNumberAfter);
    if (pos1 != -1) {
      pos = pos + pos2 + 16;
      if (pos1 == -1) {
        return null;
      }
      String tracksNumber = string.substring(pos1 + 15, pos2);
      return tracksNumber;
    }
    else {
      return "";
    }
  }

  String getTracksStatus(String string) {
    Element e;
    String trackNumberBefore = "<gml:status>",
        trackNumberAfter = "</gml:status>";
    int pos1 = string.indexOf(trackNumberBefore);
    int pos2 = string.indexOf(trackNumberAfter);
    if (pos1 != -1) {
      pos = pos + pos2 + 13;
      if (pos1 == -1) {
        return null;
      }
      String tracksNumber = string.substring(pos1 + 12, pos2);
      //fm.insertTracksToTree(tracksNumber);
      //ItemValue.tracksNum++;
      return tracksNumber;
    }
    else {
      return "";
    }
  }

  void getTracksPoint(Element e, String string) {
    //截取这一段航迹
    //int posTracksName = string.indexOf("</track>");
    //if (posTracksName != -1) {
    //  string = string.substring(0, posTracksName);
    //}
    //String stringTemp;
    //System.out.println("Line248:"+string+":End");
    String trackCoordB = "<gml:coord>", trackCoordE = "</gml:coord>";
    int pos1 = 0, pos2 = 0;
    String tracksPoint;
    while (true) {
      pos1 = string.indexOf(trackCoordB);
      pos2 = string.indexOf(trackCoordE);
      //System.out.println("Line 254:pos1:"+pos1+",pos2:"+pos2);
      if (pos1 == -1) {
        break;
      }
      //if (((pos2 != -1)&&(pos1 != -1))&&(pos2>pos1)) {
      tracksPoint = string.substring(pos1, pos2);
      getANode(tracksPoint, e);
      //}
      //else {
      // tracksPoint = string;
      //}
      //System.out.println(tracksPoint);

      string = string.substring(pos2 + 12);
      //System.out.println(string);
    }
  }

  void getANode(String string, Element e) { //这里的string 是一个小段,这一个<X>到下一个<X>之间的那一段，比如：<X>.......<X>
    String trackXBefore = "<X>", trackXAfter = "</X>";
    String trackYBefore = "<Y>", trackYAfter = "</Y>";
    String trackZBefore = "<Z>", trackZAfter = "</Z>";
    String trackTimeBefore = "<Time>", trackTimeAfter = "</Time>";
    int pos1 = 0, pos2 = 0;
    String X, Y, Z, Time;
    ///////////////////////////X
    pos1 = string.indexOf(trackXBefore);
    pos2 = string.indexOf(trackXAfter);
    if (pos1 == -1) {
      X = "0";
    }
    else {
      X = string.substring(pos1 + 3, pos2);
    }
    //////////////////////////X
    //////////////////////////Y
    pos1 = string.indexOf(trackYBefore);
    pos2 = string.indexOf(trackYAfter);
    if ( (pos1 == -1) || (pos2 == -1)) {
      Y = "0";
    }
    else {
      Y = string.substring(pos1 + 3, pos2);
    }
    //////////////////////////Y
    //////////////////////////Z
    pos1 = string.indexOf(trackZBefore);
    pos2 = string.indexOf(trackZAfter);
    if ( (pos1 == -1) || (pos2 == -1)) {
      Z = "0";
    }
    else {
      Z = string.substring(pos1 + 3, pos2);
    }
    //////////////////////////Z
    //////////////////////////Time
    pos1 = string.indexOf(trackTimeBefore);
    pos2 = string.indexOf(trackTimeAfter);
    if ( (pos1 == -1) || (pos2 == -1)) {
      Time = "NULL";
    }
    else {
      Time = string.substring(pos1 + 6, pos2);
    }
    //////////////////////////Time
    GarminGMLDoc.addXmlTrackPoint(e, Float.parseFloat(X), Float.parseFloat(Y),
                                  Float.parseFloat(Z),
                                  Time);
  }

  void getWayPoint(String string) {
    String waypointB = "<waypoint>", waypointE = "</waypoint>";
    String AWaypoint;
    int pos1 = string.indexOf(waypointB), pos2 = string.indexOf(waypointE);
    if (pos1 == -1) {
      return;
    }
    if (pos2 != -1) {
      AWaypoint = string.substring(pos1, pos2);
      string = string.substring(pos2 + 10);
    }
    else {
      AWaypoint = string;
    }
    getAWaypoint(AWaypoint);
    getWayPoint(string);
    ItemValue.hasWaypoint = true;
  }

  void getAWaypoint(String string) {
    String pointNameBefore = "<gml:name>", pointNameAfter = "</gml:name>";
    String pointXBefore = "<X>", pointXAfter = "</X>";
    String pointYBefore = "<Y>", pointYAfter = "</Y>";
    String pointZBefore = "<Z>", pointZAfter = "</Z>";
    String pointTimeBefore = "<Time>", pointTimeAfter = "</Time>";
    String pointRSBefore = "<RS>", pointRSAfter = "</RS>";
    String pointRWaBefore = "<RWa>", pointRWaAfter = "</RWa>";
    String pointRWbBefore = "<RWb>", pointRWbAfter = "</RWb>";
    String pointKPBefore = "<KP>", pointKPAfter = "</KP>";
    int pos1 = 0, pos2 = 0;
    String name, X, Y, Z, Time, RS, RWa, RWb, KP;
    ///////////////////////////Name
    pos1 = string.indexOf(pointNameBefore);
    pos2 = string.indexOf(pointNameAfter);
    if (pos1 == -1) {
      name = "null";
    }
    else {
      name = string.substring(pos1 + 10, pos2);
    }
    //////////////////////////Name
    ///////////////////////////X
    pos1 = string.indexOf(pointXBefore);
    pos2 = string.indexOf(pointXAfter);
    if (pos1 == -1) {
      X = "0";
    }
    else {
      X = string.substring(pos1 + 3, pos2);
    }
    //////////////////////////X
    ///////////////////////////Y
    pos1 = string.indexOf(pointYBefore);
    pos2 = string.indexOf(pointYAfter);
    if (pos1 == -1) {
      Y = "null";
    }
    else {
      Y = string.substring(pos1 + 3, pos2);
    }
    //////////////////////////Y
    ///////////////////////////Z
    pos1 = string.indexOf(pointZBefore);
    pos2 = string.indexOf(pointZAfter);
    if (pos1 == -1) {
      Z = "0";
    }
    else {
      Z = string.substring(pos1 + 3, pos2);
    }
    //////////////////////////Z
    ///////////////////////////Time
    pos1 = string.indexOf(pointTimeBefore);
    pos2 = string.indexOf(pointTimeAfter);
    if (pos1 == -1) {
      Time = "";
    }
    else {
      Time = string.substring(pos1 + 6, pos2);
    }
    //////////////////////////Time

    ///////////////////////////RS
    pos1 = string.indexOf(pointRSBefore);
    pos2 = string.indexOf(pointRSAfter);
    if (pos1 == -1) {
      RS = "";
    }
    else {
      RS = string.substring(pos1 + 4, pos2);
    }
    //////////////////////////RS
///////////////////////////RWa
    pos1 = string.indexOf(pointRWaBefore);
    pos2 = string.indexOf(pointRWaAfter);
    if (pos1 == -1) {
      RWa = "";
    }
    else {
      RWa = string.substring(pos1 + 5, pos2);
    }
    //////////////////////////RWa
///////////////////////////RWb
    pos1 = string.indexOf(pointRWbBefore);
    pos2 = string.indexOf(pointRWbAfter);
    if (pos1 == -1) {
      RWb = "";
    }
    else {
      RWb = string.substring(pos1 + 5, pos2);
    }
    //////////////////////////RWb
///////////////////////////KP
    pos1 = string.indexOf(pointKPBefore);
    pos2 = string.indexOf(pointKPAfter);
    if (pos1 == -1) {
      KP = "";
    }
    else {
      KP = string.substring(pos1 + 4, pos2);
    }
    //////////////////////////KP

    //GarminGMLDoc.addXmlWaypoint(name,float.);
    //fm.insertWayPointToTree(name);
    ItemValue.waypointNum++;
//    GarminGMLDoc.addXmlWaypoint(name, Float.parseFloat(X), Float.parseFloat(Y),
//                                Float.parseFloat(Z), Time,RWa,RWb,RS,KP,"");
  }
}