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branches/v2_0_0_prep/libraries/libFMap_data/src/org/gvsig/fmap/data/feature/spi/index/FeatureIndexProvider.java
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import java.util.List;


  		




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import org.gvsig.fmap.data.exceptions.InitializeException;


  		




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import org.gvsig.fmap.data.feature.FeatureReference;


  		




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import org.gvsig.fmap.data.feature.exceptions.DataIndexException;


  		




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public interface FeatureIndexProvider {


  		




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	/** Sets the IndexProviderServices that will provide application services to this index provider */


  		




  
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	public void setFeatureIndexProviderServices(FeatureIndexProviderServices services);


  		




  
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	/** Initializes this provider */


  		




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	public void initialize();


  		




  
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	public void initialize() throws InitializeException;


  		




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	/** Inserts an object into the index */


  		




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	public void insert(Object object, FeatureReference fref);


  		




  
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	/** Inserts a value into the index */


  		




  
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	public void insert(Object value, FeatureReference fref);


  		




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	/** Deletes an object from the index, given its reference */


  		




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	public void delete(Object o, FeatureReference fref);


  		




  
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	/** Deletes a value from the index, given its reference */


  		




  
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	public void delete(Object value, FeatureReference fref);


  		




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	/** Performs a search in the index and returns a list with all the elements that match the given value */


  		




  
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	/** Performs a search in the index and returns a list with all the values that match the given value */


  		




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	public List match(Object value);


  		




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	/** Performs a search in the index and returns a list with the elements that intersect with the given interval */


  		




  
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	/** Performs a search in the index and returns a list with the values that intersect with the given interval */


  		




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	public List match(Object min, Object max);


  		




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	/** Performs a search in the index and returns the list of up to n elements which are nearest to the given value. */


  		




  
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	/** Performs a search in the index and returns the list of up to n values which are nearest to the given value. */


  		




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	public List nearest(int n, Object value) throws DataIndexException;	


  		




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}


  		












  

    
      branches/v2_0_0_prep/libraries/libFMap_data/src/org/gvsig/fmap/data/feature/spi/index/FeatureIndexProviderServices.java
    
  





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package org.gvsig.fmap.data.feature.spi.index;


  		




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import org.gvsig.fmap.data.exceptions.InitializeException;


  		




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import org.gvsig.fmap.data.feature.FeatureAttributeDescriptor;


  		




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import org.gvsig.fmap.data.feature.FeatureIndex;


  		




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import org.gvsig.fmap.data.feature.FeatureType;


  		




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 */


  		




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public interface FeatureIndexProviderServices extends FeatureIndex {


  		




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	/** Initializes this provider */


  		




  
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	public void initialize() throws InitializeException;


  		




  
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	/** Column to which belongs this index */


  		




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	public FeatureAttributeDescriptor getFeatureAttributeDescriptor();


  		




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	/** FeatureStore to which belongs this index */


  		




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	public FeatureStoreProviderServices getFeatureStore();


  		




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	/** Returns the absolute path (directory + filename) where this index is or will be stored */


  		




  
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	public String getFileName();


  		




  
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	/** Returns a temporary absolute path (directory + filename) according to the system environment */


  		




  
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	public String getTemporaryFileName();


  		




  
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	/** Calculates and returns a new filename for an index, using the given prefix and suffix */


  		




  
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	public String getNewFileName(String prefix, String sufix);


  		




  
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	/** Fills this index with the store's data */


  		




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	public void fill() throws DataIndexException;	


  		




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}


  		












  

    
      branches/v2_0_0_prep/libraries/libFMap_data/src/org/gvsig/fmap/data/impl/DefaultDataManager.java
    
  





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import org.gvsig.fmap.data.feature.FeatureAttributeDescriptor;


  		




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import org.gvsig.fmap.data.feature.FeatureStore;


  		




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import org.gvsig.fmap.data.feature.FeatureType;


  		




  
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import org.gvsig.fmap.data.feature.impl.DefaultFeatureIndexProviderServices;


  		




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import org.gvsig.fmap.data.feature.impl.DefaultFeatureStore;


  		




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import org.gvsig.fmap.data.feature.spi.FeatureStoreProvider;


  		




  
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import org.gvsig.fmap.data.feature.spi.index.FeatureIndexProvider;


  		




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import org.gvsig.fmap.data.feature.spi.index.FeatureIndexProviderServices;


  		




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import org.gvsig.fmap.data.resource.ResourceManager;


  		




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import org.gvsig.fmap.data.spi.DataExplorerProvider;


  		




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		// instantiate, initialize and return it


  		




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		try {


  		




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			FeatureIndexProviderServices dataIndexProvider = (FeatureIndexProviderServices) dataIndexProviderEP.create(name);


  		




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			dataIndexProvider.initialize();


  		




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			return dataIndexProvider;


  		




  
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			// Instantiate specific implementation


  		




  
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			FeatureIndexProvider featureIndexProvider = (FeatureIndexProvider) dataIndexProviderEP.create(name);


  		




  
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			// Create default services and pass the specific implementation to use, as delegate


  		




  
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			FeatureIndexProviderServices featureIndexProviderServices = new DefaultFeatureIndexProviderServices(store, type, featureIndexProvider, attr, indexName);			


  		




  
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			featureIndexProviderServices.initialize();


  		




  
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			return featureIndexProviderServices;


  		




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		} catch (IllegalAccessException e) {


  		




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			throw new ProviderNotRegisteredException(name);


  		




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		} catch (InstantiationException e) {


  		












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