Package | Description |
---|---|
com.google.appengine.tools.mapreduce | |
com.google.appengine.tools.mapreduce.impl | |
com.google.appengine.tools.mapreduce.reducers |
Modifier and Type | Method and Description |
---|---|
abstract void |
Reducer.reduce(K key,
ReducerInput<V> values)
Processes the values for a given key, using the context returned by
Worker.getContext() to emit output to the Output of the MapReduce. |
Modifier and Type | Method and Description |
---|---|
static <V> ReducerInput<V> |
ReducerInputs.fromIterable(Iterable<V> x) |
static <V> ReducerInput<V> |
ReducerInputs.fromIterator(Iterator<V> i) |
Modifier and Type | Method and Description |
---|---|
void |
IdentityReducer.reduce(K key,
ReducerInput<V> values) |
void |
KeyProjectionReducer.reduce(K key,
ReducerInput<V> values) |
void |
NoReducer.reduce(K key,
ReducerInput<V> values)
Deprecated.
|
void |
ValueProjectionReducer.reduce(K key,
ReducerInput<V> values) |
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