/**
* Construct <code>ShpGeoResourceImpl</code>.
*
* @param parent
* @param typename
*/
public ShpGeoResourceImpl(ShpServiceImpl parent, String typename) {
this.service = parent;
this.parent = parent;
this.typename = typename;
try {
identifier = new URL(parent.getIdentifier().toString() + "#" + typename); // $NON-NLS-1$
id = new ID(parent.getID(), typename);
} catch (MalformedURLException e) {
identifier = parent.getIdentifier();
}
}
/*
* Required adaptions:
* <ul>
* <li>IGeoResourceInfo.class
* <li>IService.class
* </ul>
* @see net.refractions.udig.catalog.IResolve#resolve(java.lang.Class, org.eclipse.core.runtime.IProgressMonitor)
*/
public <T> T resolve(Class<T> adaptee, IProgressMonitor monitor) throws IOException {
if (adaptee == null) {
return null;
}
if (adaptee.isAssignableFrom(IGeoResource.class)) {
return adaptee.cast(this);
}
if (adaptee.isAssignableFrom(IGeoResourceInfo.class)) {
return adaptee.cast(createInfo(monitor));
}
if (adaptee.isAssignableFrom(FeatureStore.class)) {
FeatureSource<SimpleFeatureType, SimpleFeature> fs = featureSource(monitor);
if (fs instanceof FeatureStore) {
return adaptee.cast(fs);
}
}
if (adaptee.isAssignableFrom(FeatureSource.class)) {
return adaptee.cast(featureSource(monitor));
}
if (adaptee.isAssignableFrom(IndexedShapefileDataStore.class)) {
return adaptee.cast(parent.getDS(monitor));
}
if (adaptee.isAssignableFrom(Style.class)) {
Style style = style(monitor);
if (style != null) {
return adaptee.cast(style(monitor));
}
// proceed to ask the super class, someone may
// of written an IResolveAdapaterFactory providing us
// with a style ...
}
return super.resolve(adaptee, monitor);
}
public Style style(IProgressMonitor monitor) {
URL url = parent.getIdentifier();
File file = URLUtils.urlToFile(url);
String shp = file.getAbsolutePath();
StyleFactory styleFactory = CommonFactoryFinder.getStyleFactory(GeoTools.getDefaultHints());
// strip off the extension and check for sld
String sld = shp.substring(0, shp.length() - 4) + ".sld"; // $NON-NLS-1$
File f = new File(sld);
if (!f.exists()) {
// try upper case
sld = shp.substring(0, shp.length() - 4) + ".SLD"; // $NON-NLS-1$
f = new File(sld);
}
if (f.exists()) {
// parse it up
SLDParser parser = new SLDParser(styleFactory);
try {
parser.setInput(f);
} catch (FileNotFoundException e) {
return null; // well that is unexpected since f.exists()
}
Style[] styles = parser.readXML();
FeatureSource<SimpleFeatureType, SimpleFeature> source;
try {
source = featureSource(null);
} catch (IOException e) {
return null; // does not look like there is anything in the shapefile
}
SimpleFeatureType featureType = source.getSchema();
// put the first one on
if (styles != null && styles.length > 0) {
Style style = SLD.matchingStyle(styles, featureType);
if (style == null) {
style = styles[0];
}
makeGraphicsAbsolute(file, style);
return style;
}
}
return null; // well nothing worked out; make your own style
}
private FeatureSource<SimpleFeatureType, SimpleFeature> featureSource(IProgressMonitor monitor)
throws IOException {
return parent.getDS(monitor).getFeatureSource();
}
/*
* @see net.refractions.udig.catalog.IGeoResource#getStatusMessage()
*/
public Throwable getMessage() {
return parent.getMessage();
}
/*
* @see net.refractions.udig.catalog.IGeoResource#getStatus()
*/
public Status getStatus() {
return parent.getStatus();
}
