cynest-java

受教～～～

1、團隊英文名稱(用于二級域名)：ocean
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求助
FeatureSource fsBC=pgDataStore.getFeatureSource(featureName);

我加入了上面getFeatureSource這句之后就有問題，不了解哎～～

下面是警告的一部分：

2007-3-17 22:19:38 FactoryRegistry scanForPlugins
警告: Can't load a service for category "CRSAuthorityFactory". Cause is "NoClassDefFoundError: javax/units/ConversionException".
2007-3-17 22:19:38 FactoryRegistry scanForPlugins
警告: Can't load a service for category "CRSAuthorityFactory". Cause is "NoClassDefFoundError: javax/units/ConversionException".
2007-3-17 22:19:38 FactoryRegistry scanForPlugins
警告: Can't load a service for category "CRSAuthorityFactory". Cause is "NoClassDefFoundError: javax/units/ConversionException".
Exception in thread "main" java.lang.StackOverflowError
at java.util.HashMap.get(HashMap.java:343)
at java.awt.RenderingHints.get(RenderingHints.java:461)
at org.geotools.factory.FactoryRegistry.getServiceProvider(FactoryRegistry.java:223)
at org.geotools.factory.FactoryCreator.getServiceProvider(FactoryCreator.java:115)
at org.geotools.referencing.FactoryFinder.getAuthorityFactory(FactoryFinder.java:235)
at org.geotools.referencing.FactoryFinder.getCRSAuthorityFactory(FactoryFinder.java:496)
at org.geotools.referencing.factory.epsg.LongitudeFirstFactory.createBackingStore(LongitudeFirstFactory.java:180)
at org.geotools.referencing.factory.DeferredAuthorityFactory.getBackingStore(DeferredAuthorityFactory.java:136)
at org.geotools.referencing.factory.BufferedAuthorityFactory.isAvailable(BufferedAuthorityFactory.java:206)
at org.geotools.referencing.factory.DeferredAuthorityFactory.isAvailable(DeferredAuthorityFactory.java:124)
at org.geotools.factory.FactoryRegistry$DefaultFilter.filter(FactoryRegistry.java:76)
at javax.imageio.spi.FilterIterator.advance(ServiceRegistry.java:793)
at javax.imageio.spi.FilterIterator.<init>(ServiceRegistry.java:787)

阿～～知道了。在gt2-api-2.3.0里邊。剛開始我沒有導入它。十分感謝～

“import org.geotools.data.DataStore;”

我找不到 org.geotools.data.DataStore ，只有一個datastore的抽象類，我用的也是2.3。請賜教～～謝謝。