org.apache.lucene.util
Class ReaderUtil.Gather

java.lang.Object
  extended by org.apache.lucene.util.ReaderUtil.Gather
Enclosing class:
ReaderUtil

public abstract static class ReaderUtil.Gather
extends Object

Recursively visits all sub-readers of a reader. You should subclass this and override the add method to gather what you need.

WARNING: This API is experimental and might change in incompatible ways in the next release.

Constructor Summary
ReaderUtil.Gather(IndexReader r)
           
 
Method Summary
protected abstract  void add(int base, IndexReader r)
           
 int run()
           
 int run(int docBase)
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ReaderUtil.Gather

public ReaderUtil.Gather(IndexReader r)
Method Detail

run

public int run()
        throws IOException
Throws:
IOException

run

public int run(int docBase)
        throws IOException
Throws:
IOException

add

protected abstract void add(int base,
                            IndexReader r)
                     throws IOException
Throws:
IOException


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