-
Notifications
You must be signed in to change notification settings - Fork 770
/
OpenTelemetryMeterRegistry.java
183 lines (164 loc) · 6.01 KB
/
OpenTelemetryMeterRegistry.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
/*
* Copyright The OpenTelemetry Authors
* SPDX-License-Identifier: Apache-2.0
*/
package io.opentelemetry.instrumentation.micrometer.v1_5;
import io.micrometer.core.instrument.Clock;
import io.micrometer.core.instrument.Counter;
import io.micrometer.core.instrument.DistributionSummary;
import io.micrometer.core.instrument.FunctionCounter;
import io.micrometer.core.instrument.FunctionTimer;
import io.micrometer.core.instrument.Gauge;
import io.micrometer.core.instrument.LongTaskTimer;
import io.micrometer.core.instrument.Measurement;
import io.micrometer.core.instrument.Meter;
import io.micrometer.core.instrument.MeterRegistry;
import io.micrometer.core.instrument.Timer;
import io.micrometer.core.instrument.config.NamingConvention;
import io.micrometer.core.instrument.distribution.DistributionStatisticConfig;
import io.micrometer.core.instrument.distribution.HistogramGauges;
import io.micrometer.core.instrument.distribution.pause.PauseDetector;
import io.opentelemetry.api.OpenTelemetry;
import java.util.concurrent.TimeUnit;
import java.util.function.ToDoubleFunction;
import java.util.function.ToLongFunction;
import javax.annotation.Nullable;
/**
* A {@link MeterRegistry} implementation that forwards all the captured metrics to the {@linkplain
* io.opentelemetry.api.metrics.Meter OpenTelemetry Meter} obtained from the passed {@link
* OpenTelemetry} instance.
*/
public final class OpenTelemetryMeterRegistry extends MeterRegistry {
/**
* Returns a new {@link OpenTelemetryMeterRegistry} configured with the given {@link
* OpenTelemetry}.
*/
public static MeterRegistry create(OpenTelemetry openTelemetry) {
return builder(openTelemetry).build();
}
/**
* Returns a new {@link OpenTelemetryMeterRegistryBuilder} configured with the given {@link
* OpenTelemetry}.
*/
public static OpenTelemetryMeterRegistryBuilder builder(OpenTelemetry openTelemetry) {
return new OpenTelemetryMeterRegistryBuilder(openTelemetry);
}
private final TimeUnit baseTimeUnit;
private final DistributionStatisticConfigModifier distributionStatisticConfigModifier;
private final io.opentelemetry.api.metrics.Meter otelMeter;
OpenTelemetryMeterRegistry(
Clock clock,
TimeUnit baseTimeUnit,
NamingConvention namingConvention,
DistributionStatisticConfigModifier distributionStatisticConfigModifier,
io.opentelemetry.api.metrics.Meter otelMeter) {
super(clock);
this.baseTimeUnit = baseTimeUnit;
this.distributionStatisticConfigModifier = distributionStatisticConfigModifier;
this.otelMeter = otelMeter;
this.config()
.namingConvention(namingConvention)
.onMeterRemoved(OpenTelemetryMeterRegistry::onMeterRemoved);
}
@Override
protected <T> Gauge newGauge(Meter.Id id, @Nullable T obj, ToDoubleFunction<T> valueFunction) {
return new OpenTelemetryGauge<>(id, config().namingConvention(), obj, valueFunction, otelMeter);
}
@Override
protected Counter newCounter(Meter.Id id) {
return new OpenTelemetryCounter(id, config().namingConvention(), otelMeter);
}
@Override
protected LongTaskTimer newLongTaskTimer(
Meter.Id id, DistributionStatisticConfig distributionStatisticConfig) {
OpenTelemetryLongTaskTimer timer =
new OpenTelemetryLongTaskTimer(
id,
config().namingConvention(),
clock,
getBaseTimeUnit(),
distributionStatisticConfig,
otelMeter);
if (timer.isUsingMicrometerHistograms()) {
HistogramGauges.registerWithCommonFormat(timer, this);
}
return timer;
}
@Override
protected Timer newTimer(
Meter.Id id,
DistributionStatisticConfig distributionStatisticConfig,
PauseDetector pauseDetector) {
OpenTelemetryTimer timer =
new OpenTelemetryTimer(
id,
config().namingConvention(),
clock,
distributionStatisticConfig,
distributionStatisticConfigModifier,
pauseDetector,
getBaseTimeUnit(),
otelMeter);
if (timer.isUsingMicrometerHistograms()) {
HistogramGauges.registerWithCommonFormat(timer, this);
}
return timer;
}
@Override
protected DistributionSummary newDistributionSummary(
Meter.Id id, DistributionStatisticConfig distributionStatisticConfig, double scale) {
OpenTelemetryDistributionSummary distributionSummary =
new OpenTelemetryDistributionSummary(
id,
config().namingConvention(),
clock,
distributionStatisticConfig,
distributionStatisticConfigModifier,
scale,
otelMeter);
if (distributionSummary.isUsingMicrometerHistograms()) {
HistogramGauges.registerWithCommonFormat(distributionSummary, this);
}
return distributionSummary;
}
@Override
protected Meter newMeter(Meter.Id id, Meter.Type type, Iterable<Measurement> measurements) {
return new OpenTelemetryMeter(id, config().namingConvention(), measurements, otelMeter);
}
@Override
protected <T> FunctionTimer newFunctionTimer(
Meter.Id id,
T obj,
ToLongFunction<T> countFunction,
ToDoubleFunction<T> totalTimeFunction,
TimeUnit totalTimeFunctionUnit) {
return new OpenTelemetryFunctionTimer<>(
id,
config().namingConvention(),
obj,
countFunction,
totalTimeFunction,
totalTimeFunctionUnit,
getBaseTimeUnit(),
otelMeter);
}
@Override
protected <T> FunctionCounter newFunctionCounter(
Meter.Id id, T obj, ToDoubleFunction<T> countFunction) {
return new OpenTelemetryFunctionCounter<>(
id, config().namingConvention(), obj, countFunction, otelMeter);
}
@Override
protected TimeUnit getBaseTimeUnit() {
return baseTimeUnit;
}
@Override
protected DistributionStatisticConfig defaultHistogramConfig() {
return DistributionStatisticConfig.DEFAULT;
}
private static void onMeterRemoved(Meter meter) {
if (meter instanceof RemovableMeter) {
((RemovableMeter) meter).onRemove();
}
}
}