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Allow building RUM with preconfigured SDK. (#587)
* allow building RUM with preconfigured SDK. * Update opentelemetry-android-instrumentation/src/main/java/io/opentelemetry/rum/internal/OpenTelemetryRum.java Co-authored-by: Mateusz Rzeszutek <[email protected]> * code review comments * add imports --------- Co-authored-by: Mateusz Rzeszutek <[email protected]>
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...strumentation/src/main/java/io/opentelemetry/rum/internal/SdkPreconfiguredRumBuilder.java
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| /* | ||
| * Copyright Splunk Inc. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
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| package io.opentelemetry.rum.internal; | ||
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| import android.app.Application; | ||
| import io.opentelemetry.api.trace.Tracer; | ||
| import io.opentelemetry.rum.internal.instrumentation.InstrumentedApplication; | ||
| import io.opentelemetry.sdk.OpenTelemetrySdk; | ||
| import java.util.ArrayList; | ||
| import java.util.List; | ||
| import java.util.function.Consumer; | ||
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| public final class SdkPreconfiguredRumBuilder { | ||
| private final Application application; | ||
| private final OpenTelemetrySdk sdk; | ||
| private final SessionId sessionId; | ||
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| private final List<Consumer<InstrumentedApplication>> instrumentationInstallers = | ||
| new ArrayList<>(); | ||
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| SdkPreconfiguredRumBuilder(Application application, OpenTelemetrySdk openTelemetrySdk) { | ||
| this(application, openTelemetrySdk, new SessionId(new SessionIdTimeoutHandler())); | ||
| } | ||
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| SdkPreconfiguredRumBuilder( | ||
| Application application, OpenTelemetrySdk openTelemetrySdk, SessionId sessionId) { | ||
| this.application = application; | ||
| this.sdk = openTelemetrySdk; | ||
| this.sessionId = sessionId; | ||
| } | ||
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| /** | ||
| * Adds an instrumentation installer function that will be run on an {@link | ||
| * InstrumentedApplication} instance as a part of the {@link #build()} method call. | ||
| * | ||
| * @return {@code this} | ||
| */ | ||
| public SdkPreconfiguredRumBuilder addInstrumentation( | ||
| Consumer<InstrumentedApplication> instrumentationInstaller) { | ||
| instrumentationInstallers.add(instrumentationInstaller); | ||
| return this; | ||
| } | ||
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| /** | ||
| * Creates a new instance of {@link OpenTelemetryRum} with the settings of this {@link | ||
| * OpenTelemetryRumBuilder}. | ||
| * | ||
| * <p>This method uses a preconfigured OpenTelemetry SDK and install built-in system | ||
| * instrumentations in the passed Android {@link Application}. | ||
| * | ||
| * @return A new {@link OpenTelemetryRum} instance. | ||
| */ | ||
| public OpenTelemetryRum build() { | ||
| // the app state listeners need to be run in the first ActivityLifecycleCallbacks since they | ||
| // might turn off/on additional telemetry depending on whether the app is active or not | ||
| ApplicationStateWatcher applicationStateWatcher = new ApplicationStateWatcher(); | ||
| application.registerActivityLifecycleCallbacks(applicationStateWatcher); | ||
| applicationStateWatcher.registerListener(sessionId.getTimeoutHandler()); | ||
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| Tracer tracer = sdk.getTracer(OpenTelemetryRum.class.getSimpleName()); | ||
| sessionId.setSessionIdChangeListener(new SessionIdChangeTracer(tracer)); | ||
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| InstrumentedApplication instrumentedApplication = | ||
| new InstrumentedApplicationImpl(application, sdk, applicationStateWatcher); | ||
| for (Consumer<InstrumentedApplication> installer : instrumentationInstallers) { | ||
| installer.accept(instrumentedApplication); | ||
| } | ||
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| return new OpenTelemetryRumImpl(sdk, sessionId); | ||
| } | ||
| } |