gvsig-raster / org.gvsig.raster.wmts / trunk / org.gvsig.raster.wmts / org.gvsig.raster.wmts.io / src / main / java / org / gvsig / raster / wmts / io / downloader / TileDownloaderForWMTS.java @ 2614
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1 | 2485 | nbrodin | /* gvSIG. Geographic Information System of the Valencian Government
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2 | *
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3 | * Copyright (C) 2007-2008 Infrastructures and Transports Department
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4 | * of the Valencian Government (CIT)
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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 2
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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 | */
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22 | package org.gvsig.raster.wmts.io.downloader; |
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23 | |||
24 | import java.io.File; |
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25 | import java.io.IOException; |
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26 | import java.net.ConnectException; |
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27 | import java.net.URL; |
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28 | |||
29 | import org.gvsig.compat.net.ICancellable; |
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30 | import org.gvsig.fmap.dal.coverage.exception.RemoteServiceException; |
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31 | import org.gvsig.fmap.dal.coverage.store.RasterDataStore; |
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32 | import org.gvsig.raster.cache.tile.Tile; |
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33 | import org.gvsig.raster.cache.tile.exception.TileGettingException; |
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34 | import org.gvsig.raster.impl.provider.tile.BaseTileDownloader; |
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35 | import org.gvsig.raster.wmts.io.WMTSDataParameters; |
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36 | import org.gvsig.raster.wmts.ogc.WMTSClient; |
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37 | import org.gvsig.raster.wmts.ogc.WMTSOGCLocator; |
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38 | import org.gvsig.raster.wmts.ogc.WMTSStatus; |
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39 | import org.gvsig.raster.wmts.ogc.exception.ServerErrorException; |
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40 | import org.gvsig.raster.wmts.ogc.exception.WMTSException; |
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41 | |||
42 | /**
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43 | * Tile getter
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44 | * @author Nacho Brodin (nachobrodin@gmail.com)
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45 | */
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46 | public class TileDownloaderForWMTS extends BaseTileDownloader { |
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47 | private WMTSClient ogcClient = null; |
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48 | |||
49 | public TileDownloaderForWMTS(RasterDataStore store,
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50 | int tilePxWidth,
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51 | int tilePxHeight) {
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52 | super(store, tilePxWidth, tilePxHeight);
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53 | } |
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54 | |||
55 | /**
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56 | * Gets the connector from the URL
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57 | * @return
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58 | * @throws RemoteServiceException
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59 | */
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60 | public WMTSClient getOGCClient() throws WMTSException { |
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61 | if(ogcClient == null) { |
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62 | WMTSDataParameters p = (WMTSDataParameters)store.getParameters(); |
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63 | ogcClient = p.getOGCClient(); |
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64 | if(ogcClient != null) |
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65 | return ogcClient;
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66 | |||
67 | URL url = null; |
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68 | try {
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69 | url = new URL(p.getURI()); |
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70 | } catch (Exception e) { |
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71 | throw new WMTSException("Malformed URL",e); |
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72 | } |
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73 | try {
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74 | ogcClient = WMTSOGCLocator.getManager().createWMTSClient(url.toString()); |
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75 | ogcClient.connect(false, new ICancellable() { |
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76 | public boolean isCanceled() { |
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77 | return false; |
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78 | } |
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79 | |||
80 | public Object getID() { |
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81 | return null; |
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82 | } |
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83 | }); |
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84 | } catch (ConnectException e) { |
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85 | throw new WMTSException("Connect exception",e); |
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86 | } catch (IOException e) { |
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87 | throw new WMTSException("Connect exception",e); |
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88 | } |
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89 | } |
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90 | return ogcClient;
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91 | } |
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92 | |||
93 | public synchronized Tile downloadTile(Tile tile) throws TileGettingException { |
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94 | try {
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95 | WMTSStatus status = (WMTSStatus)tile.getDownloaderParams("WMTSStatus");
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96 | status.setTileRow(tile.getRow()); |
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97 | status.setTileCol(tile.getCol()); |
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98 | 2602 | nbrodin | |
99 | String urlFromTemplate = status.getResourceURL(tile.getRow() + "" + tile.getCol() + ""); |
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100 | 2614 | nbrodin | //System.out.println(urlFromTemplate);
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101 | 2602 | nbrodin | File f = null; |
102 | if(urlFromTemplate != null) |
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103 | f = getOGCClient().getTile(urlFromTemplate, tile.getCancelled(), tile.getFile()); |
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104 | else
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105 | f = getOGCClient().getTile(status, tile.getCancelled(), tile.getFile()); |
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106 | 2485 | nbrodin | tile.setFile(f); |
107 | //Si borramos el rmf no se puede leer la etiqueta Alpha. En caso de que se modifique jgdal para
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108 | //poder guardar esta etiqueta deberiamos borrar el rmf para ahorrar ficheros
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109 | //File rmf = new File(tile.getFile().getAbsolutePath() + ".rmf");
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110 | //if(rmf.exists())
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111 | //rmf.delete();
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112 | } catch (WMTSException e) {
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113 | throw new TileGettingException(e); |
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114 | } catch (ServerErrorException e) {
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115 | throw new TileGettingException(e); |
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116 | } |
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117 | readTileFromDisk(tile); |
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118 | return tile;
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119 | } |
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120 | |||
121 | } |