svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.remoteclient / src / main / java / org / gvsig / remoteclient / wms / WMSExtent.java @ 40559
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1 | 40559 | jjdelcerro | /**
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2 | * gvSIG. Desktop Geographic Information System.
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3 | *
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4 | * Copyright (C) 2007-2013 gvSIG Association.
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5 | *
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6 | * This program is free software; you can redistribute it and/or
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7 | * modify it under the terms of the GNU General Public License
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8 | * as published by the Free Software Foundation; either version 3
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9 | * of the License, or (at your option) any later version.
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10 | *
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11 | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | *
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16 | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 | * MA 02110-1301, USA.
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20 | *
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21 | * For any additional information, do not hesitate to contact us
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22 | * at info AT gvsig.com, or visit our website www.gvsig.com.
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23 | */
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24 | 40435 | jjdelcerro | package org.gvsig.remoteclient.wms; |
25 | |||
26 | import java.io.IOException; |
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27 | |||
28 | import org.kxml2.io.KXmlParser; |
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29 | import org.xmlpull.v1.XmlPullParserException; |
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30 | |||
31 | import org.gvsig.remoteclient.utils.CapabilitiesTags; |
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32 | |||
33 | public class WMSExtent { |
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34 | |||
35 | private String name; |
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36 | /**
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37 | * Indicates that the server will round off inexact dimension values
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38 | * to the nearest valid value, or (if it is null or zero) it will not.
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39 | */
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40 | private String nearestValue; |
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41 | /**
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42 | * Indicates that temporal data are normally kept current and that the
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43 | * request parameter TIME <b>may</b> include the keyword 'current'
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44 | * instead of an ending value.
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45 | */
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46 | private String current; |
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47 | |||
48 | /**
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49 | * cotains the expression for this dimension's extent.
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50 | */
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51 | private String extentExpression; |
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52 | private String extDefaultValue; |
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53 | |||
54 | public String getName() { |
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55 | return name;
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56 | } |
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57 | |||
58 | /**
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59 | * Tells that the temporal data are normally kept current and that
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60 | * the request parameter TIME may include the keyword 'current'
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61 | * instead of an ending value.
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62 | *
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63 | * @return <b>true</b> if the server does keep the data, <b>false</b> else.
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64 | */
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65 | public boolean allowsCurrentTime() { |
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66 | return (current!=null && !current.equals("0")); |
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67 | } |
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68 | |||
69 | /**
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70 | * Gets the value that would be used along this dimension if a Web
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71 | * request omits a value for the dimension.
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72 | *
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73 | * @return Returns the defaultValue.
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74 | */
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75 | public String getDefaultValue() { |
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76 | return extDefaultValue;
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77 | } |
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78 | |||
79 | /**
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80 | * Returns the extent expression as it was written in the Capabilities
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81 | * document.
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82 | * @return String
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83 | */
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84 | public String getExtentExpression() { |
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85 | return extentExpression;
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86 | } |
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87 | |||
88 | |||
89 | /**
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90 | * @return Returns the nearestValues.
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91 | */
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92 | public boolean allowsNearestValue() { |
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93 | return (nearestValue!=null && !nearestValue.equals("0")); |
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94 | } |
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95 | |||
96 | /**
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97 | * Parses the EXTENT tag in the WMS capabilities, filling the Extend fills of the
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98 | * WMSDimension object and loading the data into memory to be easily accesed.
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99 | */
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100 | public void parse(KXmlParser parser) throws IOException, XmlPullParserException{ |
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101 | parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.EXTENT);
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102 | name = parser.getAttributeValue("", CapabilitiesTags.DIMENSION_NAME);
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103 | extDefaultValue = parser.getAttributeValue("", CapabilitiesTags.DEFAULT);
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104 | nearestValue = parser.getAttributeValue("", CapabilitiesTags.EXTENT_NEAREST_VALUE);
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105 | current = parser.getAttributeValue("", CapabilitiesTags.EXTENT_CURRENT);
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106 | extentExpression = parser.nextText(); |
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107 | } |
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108 | } |