Java Doc for FIDFeatureReader.java in  » GIS » GeoTools-2.4.1 » org » geotools » data » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » GIS » GeoTools 2.4.1 » org.geotools.data 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.geotools.data.FIDFeatureReader

FIDFeatureReader
public class FIDFeatureReader implements FeatureReader(Code)
Experimental FeatureReader that always takes the first column of the attributeReader as the FeatureID. I want to get this working with postgis, but then will consider other options, for those who want featureIDs created automatically. Perhaps a constructor param or a method to say that you would just like to have the FeatureReader increment one for each feature, prepending the typeName. I'm also don't really like the one argument constructor defaulting to the xxx typename. I feel that it should perhaps take a typename. If people deliberately set to null then we could use xxx or something. ch

This now feels sorta hacky, I'm not sure that I like it, but I'm going to commit as I need to go now and revisit it in a bit. I think the idea of passing in an FIDAttributeReader might be cleaner, and if none is provided then do an auto-increment one. This might then work as the DefaultFeatureReader.


author:
   Ian Schneider
author:
   Chris Holmes, TOPP
version:
   $Id: FIDFeatureReader.java 27862 2007-11-12 19:51:19Z desruisseaux $


Field Summary
final protected  Object[]attributes
    

Constructor Summary
public  FIDFeatureReader(AttributeReader attributeReader, FIDReader fidReader, FeatureType schema)
    
public  FIDFeatureReader(AttributeReader attributeReader, FIDReader fidReader)
    

Method Summary
public  voidclose()
    
protected  FeatureTypecreateSchema()
    
public  FeatureTypegetFeatureType()
    
public  booleanhasNext()
    
public  Featurenext()
    
protected  FeaturereadFeature(AttributeReader atts)
    

Field Detail
attributes
final protected Object[] attributes(Code)




Constructor Detail
FIDFeatureReader
public FIDFeatureReader(AttributeReader attributeReader, FIDReader fidReader, FeatureType schema) throws SchemaException(Code)
Creates a new instance of AbstractFeatureReader
Parameters:
  attributeReader - AttributeReader
Parameters:
  fidReader - FIDReader used to ID Features
Parameters:
  schema - FeatureType to use, may be null
throws:
  SchemaException - if we could not determine the correctFeatureType



FIDFeatureReader
public FIDFeatureReader(AttributeReader attributeReader, FIDReader fidReader) throws SchemaException(Code)




Method Detail
close
public void close() throws IOException(Code)



createSchema
protected FeatureType createSchema() throws SchemaException(Code)



getFeatureType
public FeatureType getFeatureType()(Code)



hasNext
public boolean hasNext() throws IOException(Code)



next
public Feature next() throws IOException, IllegalAttributeException, NoSuchElementException(Code)



readFeature
protected Feature readFeature(AttributeReader atts) throws IllegalAttributeException, IOException(Code)



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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