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java.lang.Objectorg.apache.accumulo.core.iterators.WrappingIterator
org.apache.accumulo.core.iterators.Combiner
org.apache.accumulo.core.iterators.TypedValueCombiner<Uid.List>
org.apache.accumulo.examples.wikisearch.iterator.GlobalIndexUidCombiner
public class GlobalIndexUidCombiner
| Nested Class Summary | |
|---|---|
static class |
GlobalIndexUidCombiner.UidListEncoder
|
| Nested classes/interfaces inherited from class org.apache.accumulo.core.iterators.TypedValueCombiner |
|---|
TypedValueCombiner.Encoder<V> |
| Nested classes/interfaces inherited from class org.apache.accumulo.core.iterators.Combiner |
|---|
Combiner.ValueIterator |
| Nested classes/interfaces inherited from interface org.apache.accumulo.core.iterators.OptionDescriber |
|---|
OptionDescriber.IteratorOptions |
| Field Summary | |
|---|---|
static int |
MAX
|
static TypedValueCombiner.Encoder<Uid.List> |
UID_LIST_ENCODER
|
| Fields inherited from class org.apache.accumulo.core.iterators.TypedValueCombiner |
|---|
LOSSY |
| Fields inherited from class org.apache.accumulo.core.iterators.Combiner |
|---|
ALL_OPTION, COLUMNS_OPTION |
| Constructor Summary | |
|---|---|
GlobalIndexUidCombiner()
|
|
| Method Summary | |
|---|---|
void |
init(SortedKeyValueIterator<Key,Value> source,
Map<String,String> options,
IteratorEnvironment env)
|
Uid.List |
typedReduce(Key key,
Iterator<Uid.List> iter)
|
| Methods inherited from class org.apache.accumulo.core.iterators.TypedValueCombiner |
|---|
deepCopy, describeOptions, reduce, setEncoder, setEncoder, setLossyness, testEncoder, testEncoder, validateOptions |
| Methods inherited from class org.apache.accumulo.core.iterators.Combiner |
|---|
getTopKey, getTopValue, hasTop, next, seek, setColumns, setCombineAllColumns |
| Methods inherited from class org.apache.accumulo.core.iterators.WrappingIterator |
|---|
getSource, setSource |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
|---|
public static final TypedValueCombiner.Encoder<Uid.List> UID_LIST_ENCODER
public static final int MAX
| Constructor Detail |
|---|
public GlobalIndexUidCombiner()
| Method Detail |
|---|
public void init(SortedKeyValueIterator<Key,Value> source,
Map<String,String> options,
IteratorEnvironment env)
throws IOException
init in interface SortedKeyValueIterator<Key,Value>init in class TypedValueCombiner<Uid.List>IOException
public Uid.List typedReduce(Key key,
Iterator<Uid.List> iter)
typedReduce in class TypedValueCombiner<Uid.List>
|
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