Mercurial > mxd2map
comparison src/java/de/intevation/mxd/reader/GdbRasterCatalogLayerReader.java @ 117:6c3d880db7c5
Improved exception handling for layer reader.
| author | Raimund Renkert <rrenkert@intevation.de> |
|---|---|
| date | Thu, 16 Jun 2011 12:05:34 +0200 |
| parents | 59e06c405a9a |
| children | 39957898c694 |
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| 116:c8a1361ddd38 | 117:6c3d880db7c5 |
|---|---|
| 4 | 4 |
| 5 import com.esri.arcgis.carto.ILayer; | 5 import com.esri.arcgis.carto.ILayer; |
| 6 import com.esri.arcgis.carto.GdbRasterCatalogLayer; | 6 import com.esri.arcgis.carto.GdbRasterCatalogLayer; |
| 7 | 7 |
| 8 import org.w3c.dom.Element; | 8 import org.w3c.dom.Element; |
| 9 | 9 import java.io.IOException; |
| 10 import de.intevation.mxd.utils.MapToXMLUtils; | 10 import de.intevation.mxd.utils.MapToXMLUtils; |
| 11 | 11 |
| 12 /** | 12 /** |
| 13 * Reads Layer information. | 13 * Reads Layer information. |
| 14 * | 14 * |
| 53 /** | 53 /** |
| 54 * Reads the Layer content. | 54 * Reads the Layer content. |
| 55 * | 55 * |
| 56 * @return The layer XML element. | 56 * @return The layer XML element. |
| 57 */ | 57 */ |
| 58 public Element read() | 58 public Element read() { |
| 59 throws Exception { | |
| 60 logger.debug("read()"); | 59 logger.debug("read()"); |
| 61 Element layerElement = util.addLayer(); | |
| 62 | 60 |
| 63 layerElement.setAttribute("name", layer.getName()); | 61 Element layerElement; |
| 64 layerElement.setAttribute("min_scale", | 62 try { |
| 65 String.valueOf(layer.getMinimumScale())); | 63 layerElement = util.addLayer(); |
| 66 layerElement.setAttribute("max_scale", | 64 } |
| 67 String.valueOf(layer.getMaximumScale())); | 65 catch(Exception e) { |
| 68 if(layer.isVisible()) { | 66 logger.error( |
| 67 "Could not create DOM element for layer." + | |
| 68 "Stopped reading layer."); | |
| 69 return null; | |
| 70 } | |
| 71 | |
| 72 try { | |
| 73 layerElement.setAttribute("name", layer.getName()); | |
| 74 } | |
| 75 catch(IOException ioe) { | |
| 76 logger.warn( | |
| 77 "Could not read layer name. " + | |
| 78 "Setting layer name to \"default\"."); | |
| 79 layerElement.setAttribute("name", "default"); | |
| 80 } | |
| 81 | |
| 82 try { | |
| 83 layerElement.setAttribute("min_scale", | |
| 84 String.valueOf(layer.getMinimumScale())); | |
| 85 } | |
| 86 catch(IOException ioe) { | |
| 87 logger.warn( | |
| 88 "Could not read minimum layer scale." + | |
| 89 "Setting minimum layer scale to 1000"); | |
| 90 layerElement.setAttribute("min_scale", "1000"); | |
| 91 } | |
| 92 | |
| 93 try { | |
| 94 layerElement.setAttribute("max_scale", | |
| 95 String.valueOf(layer.getMaximumScale())); | |
| 96 } | |
| 97 catch(IOException ioe) { | |
| 98 logger.warn( | |
| 99 "Could not read maximum layer scale." + | |
| 100 "Setting maximum layer scale to 1000000"); | |
| 101 layerElement.setAttribute("max_scale", "1000000"); | |
| 102 } | |
| 103 | |
| 104 try { | |
| 105 if(layer.isVisible()) { | |
| 106 layerElement.setAttribute("status", "on"); | |
| 107 } | |
| 108 else { | |
| 109 layerElement.setAttribute("status", "off"); | |
| 110 } | |
| 111 } | |
| 112 catch(IOException ioe) { | |
| 113 logger.warn( | |
| 114 "Could not read layer status." + | |
| 115 " Setting layer status to \"on\""); | |
| 69 layerElement.setAttribute("status", "on"); | 116 layerElement.setAttribute("status", "on"); |
| 70 } | 117 } |
| 71 else { | 118 |
| 72 layerElement.setAttribute("status", "off"); | 119 try { |
| 120 layerElement.setAttribute("definition_query", | |
| 121 layer.getDefinitionExpression()); | |
| 73 } | 122 } |
| 74 | 123 catch(IOException ioe) { |
| 75 layerElement.setAttribute("definition_query", | 124 logger.warn( |
| 76 layer.getDefinitionExpression()); | 125 "Could not read layer definition query." + |
| 77 | 126 "Setting empty definition query."); |
| 127 layerElement.setAttribute("definition_query", ""); | |
| 128 } | |
| 78 return layerElement; | 129 return layerElement; |
| 79 } | 130 } |
| 80 } | 131 } |
| 81 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : | 132 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |