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org.apache.rocketmq.shaded.io.opentelemetry.sdk.metrics.SdkDoubleHistogram Maven / Gradle / Ivy
/*
* Copyright The OpenTelemetry Authors
* SPDX-License-Identifier: Apache-2.0
*/
package org.apache.rocketmq.shaded.io.opentelemetry.sdk.metrics;
import org.apache.rocketmq.shaded.io.opentelemetry.api.common.Attributes;
import org.apache.rocketmq.shaded.io.opentelemetry.api.metrics.DoubleHistogram;
import org.apache.rocketmq.shaded.io.opentelemetry.api.metrics.DoubleHistogramBuilder;
import org.apache.rocketmq.shaded.io.opentelemetry.api.metrics.LongHistogramBuilder;
import org.apache.rocketmq.shaded.io.opentelemetry.context.Context;
import org.apache.rocketmq.shaded.io.opentelemetry.sdk.internal.ThrottlingLogger;
import org.apache.rocketmq.shaded.io.opentelemetry.sdk.metrics.internal.descriptor.InstrumentDescriptor;
import org.apache.rocketmq.shaded.io.opentelemetry.sdk.metrics.internal.instrument.BoundDoubleHistogram;
import org.apache.rocketmq.shaded.io.opentelemetry.sdk.metrics.internal.state.BoundStorageHandle;
import org.apache.rocketmq.shaded.io.opentelemetry.sdk.metrics.internal.state.MeterProviderSharedState;
import org.apache.rocketmq.shaded.io.opentelemetry.sdk.metrics.internal.state.MeterSharedState;
import org.apache.rocketmq.shaded.io.opentelemetry.sdk.metrics.internal.state.WriteableMetricStorage;
import java.util.logging.Level;
import java.util.logging.Logger;
final class SdkDoubleHistogram extends AbstractInstrument implements DoubleHistogram {
private static final Logger logger = Logger.getLogger(SdkDoubleHistogram.class.getName());
private final ThrottlingLogger throttlingLogger = new ThrottlingLogger(logger);
private final WriteableMetricStorage storage;
private SdkDoubleHistogram(InstrumentDescriptor descriptor, WriteableMetricStorage storage) {
super(descriptor);
this.storage = storage;
}
@Override
public void record(double value, Attributes attributes, Context context) {
if (value < 0) {
throttlingLogger.log(
Level.WARNING,
"Histograms can only record non-negative values. Instrument "
+ getDescriptor().getName()
+ " has recorded a negative value.");
return;
}
storage.recordDouble(value, attributes, context);
}
@Override
public void record(double value, Attributes attributes) {
record(value, attributes, Context.current());
}
@Override
public void record(double value) {
record(value, Attributes.empty());
}
BoundDoubleHistogram bind(Attributes attributes) {
return new BoundInstrument(getDescriptor(), storage.bind(attributes), attributes);
}
static final class BoundInstrument implements BoundDoubleHistogram {
private final ThrottlingLogger throttlingLogger = new ThrottlingLogger(logger);
private final InstrumentDescriptor descriptor;
private final BoundStorageHandle aggregatorHandle;
private final Attributes attributes;
BoundInstrument(
InstrumentDescriptor descriptor, BoundStorageHandle handle, Attributes attributes) {
this.descriptor = descriptor;
this.aggregatorHandle = handle;
this.attributes = attributes;
}
@Override
public void record(double value, Context context) {
if (value < 0) {
throttlingLogger.log(
Level.WARNING,
"Histograms can only record non-negative values. Instrument "
+ descriptor.getName()
+ " has recorded a negative value.");
return;
}
aggregatorHandle.recordDouble(value, attributes, context);
}
@Override
public void record(double value) {
record(value, Context.current());
}
@Override
public void unbind() {
aggregatorHandle.release();
}
}
static final class Builder extends AbstractInstrumentBuilder
implements DoubleHistogramBuilder {
Builder(
MeterProviderSharedState meterProviderSharedState,
MeterSharedState meterSharedState,
String name) {
this(meterProviderSharedState, meterSharedState, name, "", DEFAULT_UNIT);
}
Builder(
MeterProviderSharedState meterProviderSharedState,
MeterSharedState sharedState,
String name,
String description,
String unit) {
super(meterProviderSharedState, sharedState, name, description, unit);
}
@Override
protected Builder getThis() {
return this;
}
@Override
public SdkDoubleHistogram build() {
return buildSynchronousInstrument(
InstrumentType.HISTOGRAM, InstrumentValueType.DOUBLE, SdkDoubleHistogram::new);
}
@Override
public LongHistogramBuilder ofLongs() {
return swapBuilder(SdkLongHistogram.Builder::new);
}
}
}