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<T extends Metric> T metric(T metric);
/** Registers LongGaugeRemoves custom metric named '"custom." + {@code name}'. */
void longMetricremoveMetric(String name, LongSupplier valueSupplier, @Nullable String description);
);
/** @return custom Metric registry named '"custom." + {@code name}'. */
ReadOnlyMetricRegistry registry(String name);
// Simple type metrics.
/** Registers LongMetric. */
LongConsumer longMetric(String name, @Nullable String description);
/** Registers DoubleGaugeDoubleMetric. */
voidDoubleConsumer doubleMetric(String name, DoubleSupplier valueSupplier, @Nullable String description);
/** Registers DoubleMetricBooleanMetric. */
DoubleConsumerConsumer<Boolean> doubleMetricbooleanMetric(String name, @Nullable String description);
/** Registers BooleanGaugeObjectMetric. */
void booleanMetric<T> Consumer<T> objectMetric(String name, BooleanSupplierClass<T> valueSuppliervalueType, @Nullable String description);
// Might be useful the gauges:
/** Registers BooleanMetricDoubleGauge. */
Consumer<Boolean>void booleanMetricdoubleMetric(String name, DoubleSupplier valueSupplier, @Nullable String description);
/** Registers ObjectGaugeBooleanGauge. */
<T> void objectMetricbooleanMetric(String name, Class<T> valueType, Supplier<T>BooleanSupplier valueSupplier, @Nullable String description);
/** Registers ObjectMetricObjectGauge. */
<T> Consumer<T>void objectMetric(String name, Class<T> valueType, Supplier<T> valueSupplier, @Nullable String description);
/** Removes custom metric named '"custom." + {@code name}'. Registers LongGauge. */
void removeMetriclongMetric(String name);
, /** @return custom Metric registry named '"custom." + {@code name}'. */
ReadOnlyMetricRegistry registry(String nameLongSupplier valueSupplier, @Nullable String description);
}
Custom metrics can affect the performance.
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