org.geotools.data.store
Class ReTypingIterator

java.lang.Object
  extended by org.geotools.data.store.ReTypingIterator
All Implemented Interfaces:
java.util.Iterator

public class ReTypingIterator
extends java.lang.Object
implements java.util.Iterator

Iterator wrapper which re-types features on the fly based on a target feature type.

Author:
Justin Deoliveira, The Open Planning Project

Constructor Summary
ReTypingIterator(java.util.Iterator delegate, org.opengis.feature.simple.SimpleFeatureType source, org.opengis.feature.simple.SimpleFeatureType target)
           
 
Method Summary
 java.util.Iterator getDelegate()
           
 boolean hasNext()
           
 java.lang.Object next()
           
 void remove()
           
protected  org.opengis.feature.type.AttributeDescriptor[] typeAttributes(org.opengis.feature.simple.SimpleFeatureType original, org.opengis.feature.simple.SimpleFeatureType target)
          Supplies mapping from origional to target FeatureType.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ReTypingIterator

public ReTypingIterator(java.util.Iterator delegate,
                        org.opengis.feature.simple.SimpleFeatureType source,
                        org.opengis.feature.simple.SimpleFeatureType target)
Method Detail

getDelegate

public java.util.Iterator getDelegate()

remove

public void remove()
Specified by:
remove in interface java.util.Iterator

hasNext

public boolean hasNext()
Specified by:
hasNext in interface java.util.Iterator

next

public java.lang.Object next()
Specified by:
next in interface java.util.Iterator

typeAttributes

protected org.opengis.feature.type.AttributeDescriptor[] typeAttributes(org.opengis.feature.simple.SimpleFeatureType original,
                                                                        org.opengis.feature.simple.SimpleFeatureType target)
Supplies mapping from origional to target FeatureType.

Will also ensure that origional can cover target

Parameters:
target - Desired FeatureType
origional - Origional FeatureType
Returns:
Mapping from originoal to target FeatureType
Throws:
java.lang.IllegalArgumentException - if unable to provide a mapping


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