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branches/Mobile_Compatible_Hito_1/libFMap_data/src/org/gvsig/data/vectorial/FeatureID.java
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package org.gvsig.data.vectorial;
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import java.util.HashMap;


  		




  
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import org.gvsig.data.ReadException;


  		




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public interface FeatureID {


  		




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	public Feature getFeature(FeatureType featureType) throws ReadException;


  		




  
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	/**


  		




  
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	 * Key: the property name 


  		




  
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	 * value: the value of the property


  		




  
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	 * It is useful to have a standard way of asking for


  		




  
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	 * information about the id 


  		




  
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	 * In example a FilterToSQL needs to know this to 


  		




  
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	 * serialize the id


  		




  
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	 * @return


  		




  
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	 */


  		




  
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	public HashMap toHashMap();


  		




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}


  		












  

    
      branches/Mobile_Compatible_Hito_1/libFMap_data/src/org/gvsig/data/vectorial/MemoryFeatureID.java
    
  





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package org.gvsig.data.vectorial;


  		




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import java.util.HashMap;


  		




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public class MemoryFeatureID implements FeatureID{


  		




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	private Feature feature;


  		




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	public MemoryFeatureID(Feature feature){


  		




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		strBuffer.append(this.feature.hashCode());


  		




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		return strBuffer.toString().hashCode();


  		




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	}


  		




  
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	public HashMap toHashMap() {


  		




  
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		HashMap result = new HashMap();


  		




  
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		result.put("hashCode", new Integer(this.feature.hashCode()));


  		




  
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		return result;


  		




  
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	}


  		




  
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}


  		












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