Package | Description |
---|---|
org.apache.hadoop.mapred | |
org.apache.hadoop.mapreduce | |
org.apache.hadoop.mapreduce.counters |
This package contains the implementations of different types of
map-reduce counters.
|
org.apache.hadoop.mapreduce.util |
Modifier and Type | Class and Description |
---|---|
static class |
Counters.Group
Group of counters, comprising of counters from a particular
counter Enum class. |
Modifier and Type | Method and Description |
---|---|
CounterGroupBase<Counters.Counter> |
Counters.Group.getUnderlyingGroup() |
Modifier and Type | Method and Description |
---|---|
void |
Counters.Group.incrAllCounters(CounterGroupBase<Counters.Counter> rightGroup) |
Modifier and Type | Interface and Description |
---|---|
interface |
CounterGroup
A group of
Counter s that logically belong together. |
Modifier and Type | Class and Description |
---|---|
class |
AbstractCounters<C extends Counter,G extends CounterGroupBase<C>>
An abstract class to provide common implementation for the Counters
container in both mapred and mapreduce packages.
|
class |
CounterGroupFactory<C extends Counter,G extends CounterGroupBase<C>>
An abstract class to provide common implementation of the
group factory in both mapred and mapreduce packages.
|
Modifier and Type | Class and Description |
---|---|
class |
AbstractCounterGroup<T extends Counter>
An abstract class to provide common implementation of the
generic counter group in both mapred and mapreduce package.
|
class |
FileSystemCounterGroup<C extends Counter>
An abstract class to provide common implementation of the filesystem
counter group in both mapred and mapreduce packages.
|
class |
FrameworkCounterGroup<T extends Enum<T>,C extends Counter>
An abstract class to provide common implementation for the framework
counter group in both mapred and mapreduce packages.
|
Modifier and Type | Method and Description |
---|---|
CounterGroupBase<T> |
CounterGroupBase.getUnderlyingGroup() |
Modifier and Type | Method and Description |
---|---|
void |
FrameworkCounterGroup.incrAllCounters(CounterGroupBase<C> other) |
void |
FileSystemCounterGroup.incrAllCounters(CounterGroupBase<C> other) |
void |
CounterGroupBase.incrAllCounters(CounterGroupBase<T> rightGroup)
Increment all counters by a group of counters
|
void |
AbstractCounterGroup.incrAllCounters(CounterGroupBase<T> rightGroup) |
Modifier and Type | Method and Description |
---|---|
static <C extends Counter,G extends CounterGroupBase<C>,T extends AbstractCounters<C,G>> |
CountersStrings.parseEscapedCompactString(String compactString,
T counters)
Parse a pre 0.21 counters string into a counter object.
|
static <G extends CounterGroupBase<?>> |
CountersStrings.toEscapedCompactString(G group)
Make the 0.21 counter group string.
|
static <C extends Counter,G extends CounterGroupBase<C>,T extends AbstractCounters<C,G>> |
CountersStrings.toEscapedCompactString(T counters)
Make the pre 0.21 counters string
|
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