类 org.apache.hadoop.metrics2.lib.MetricMutable
的使用

使用MetricMutable的程序包

程序包	说明
org.apache.hadoop.metrics2.lib

org.apache.hadoop.metrics2.lib中MetricMutable的使用

org.apache.hadoop.metrics2.lib中MetricMutable的子类

限定符和类型	类和说明
class	MetricMutableCounter<T extends Number> The mutable counter (monotonically increasing) metric interface
class	MetricMutableCounterInt A mutable int counter for implementing metrics sources
class	MetricMutableCounterLong A mutable long counter
class	MetricMutableGauge<T extends Number> The mutable gauge metric interface
class	MetricMutableGaugeInt A mutable int gauge
class	MetricMutableGaugeLong A mutable long gauge
class	MetricMutableStat A mutable metric with stats Useful for keep throughput/latency stats.

返回MetricMutable的org.apache.hadoop.metrics2.lib中的方法

限定符和类型	方法和说明
MetricMutable	MetricsRegistry.get(String name) Get a metric by name
MetricMutable	MetricMutableFactory.newMetric(String name) Create a new mutable metric by name Usually overridden by app specific factory

返回变量类型为MetricMutable的类型的org.apache.hadoop.metrics2.lib中的方法

限定符和类型	方法和说明
Set<Map.Entry<String,MetricMutable>>	MetricsRegistry.metrics() Get the metrics