/
SentryFragmentLifecycleCallbacks.kt
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/
SentryFragmentLifecycleCallbacks.kt
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package io.sentry.android.fragment
import android.content.Context
import android.os.Bundle
import android.view.View
import androidx.fragment.app.Fragment
import androidx.fragment.app.FragmentManager
import androidx.fragment.app.FragmentManager.FragmentLifecycleCallbacks
import io.sentry.Breadcrumb
import io.sentry.HubAdapter
import io.sentry.IHub
import io.sentry.ISpan
import io.sentry.SentryLevel.INFO
import io.sentry.SpanStatus
import java.util.WeakHashMap
@Suppress("TooManyFunctions")
class SentryFragmentLifecycleCallbacks(
private val hub: IHub = HubAdapter.getInstance(),
val enableFragmentLifecycleBreadcrumbs: Boolean,
val enableAutoFragmentLifecycleTracing: Boolean
) : FragmentLifecycleCallbacks() {
constructor(
enableFragmentLifecycleBreadcrumbs: Boolean = true,
enableAutoFragmentLifecycleTracing: Boolean = false
) : this(
hub = HubAdapter.getInstance(),
enableFragmentLifecycleBreadcrumbs = enableFragmentLifecycleBreadcrumbs,
enableAutoFragmentLifecycleTracing = enableAutoFragmentLifecycleTracing
)
private val isPerformanceEnabled get() = hub.options.isTracingEnabled && enableAutoFragmentLifecycleTracing
private val fragmentsWithOngoingTransactions = WeakHashMap<Fragment, ISpan>()
override fun onFragmentAttached(
fragmentManager: FragmentManager,
fragment: Fragment,
context: Context
) {
addBreadcrumb(fragment, "attached")
}
override fun onFragmentSaveInstanceState(
fragmentManager: FragmentManager,
fragment: Fragment,
outState: Bundle
) {
addBreadcrumb(fragment, "save instance state")
}
override fun onFragmentCreated(
fragmentManager: FragmentManager,
fragment: Fragment,
savedInstanceState: Bundle?
) {
addBreadcrumb(fragment, "created")
// we only start the tracing for the fragment if the fragment has been added to its activity
// and not only to the backstack
if (fragment.isAdded) {
startTracing(fragment)
}
}
override fun onFragmentViewCreated(
fragmentManager: FragmentManager,
fragment: Fragment,
view: View,
savedInstanceState: Bundle?
) {
addBreadcrumb(fragment, "view created")
}
override fun onFragmentStarted(fragmentManager: FragmentManager, fragment: Fragment) {
addBreadcrumb(fragment, "started")
}
override fun onFragmentResumed(fragmentManager: FragmentManager, fragment: Fragment) {
addBreadcrumb(fragment, "resumed")
stopTracing(fragment)
}
override fun onFragmentPaused(fragmentManager: FragmentManager, fragment: Fragment) {
addBreadcrumb(fragment, "paused")
}
override fun onFragmentStopped(fragmentManager: FragmentManager, fragment: Fragment) {
addBreadcrumb(fragment, "stopped")
}
override fun onFragmentViewDestroyed(fragmentManager: FragmentManager, fragment: Fragment) {
addBreadcrumb(fragment, "view destroyed")
}
override fun onFragmentDestroyed(fragmentManager: FragmentManager, fragment: Fragment) {
addBreadcrumb(fragment, "destroyed")
stopTracing(fragment)
}
override fun onFragmentDetached(fragmentManager: FragmentManager, fragment: Fragment) {
addBreadcrumb(fragment, "detached")
}
private fun addBreadcrumb(fragment: Fragment, state: String) {
if (!enableFragmentLifecycleBreadcrumbs) {
return
}
val breadcrumb = Breadcrumb().apply {
type = "navigation"
setData("state", state)
setData("screen", getFragmentName(fragment))
category = "ui.fragment.lifecycle"
level = INFO
}
hub.addBreadcrumb(breadcrumb)
}
private fun getFragmentName(fragment: Fragment): String {
return fragment.javaClass.simpleName
}
private fun isRunningSpan(fragment: Fragment): Boolean =
fragmentsWithOngoingTransactions.containsKey(fragment)
private fun startTracing(fragment: Fragment) {
if (!isPerformanceEnabled || isRunningSpan(fragment)) {
return
}
var transaction: ISpan? = null
hub.configureScope {
transaction = it.transaction
}
val fragmentName = getFragmentName(fragment)
val span = transaction?.startChild(FRAGMENT_LOAD_OP, fragmentName)
span?.let {
fragmentsWithOngoingTransactions[fragment] = it
}
}
private fun stopTracing(fragment: Fragment) {
if (!isPerformanceEnabled || !isRunningSpan(fragment)) {
return
}
val span = fragmentsWithOngoingTransactions[fragment]
span?.let {
var status = it.status
if (status == null) {
status = SpanStatus.OK
}
it.finish(status)
fragmentsWithOngoingTransactions.remove(fragment)
}
}
companion object {
const val FRAGMENT_LOAD_OP = "ui.fragment.load"
}
}