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Commit 3178ec7f authored by Peter Kalauskas's avatar Peter Kalauskas
Browse files

Remove public api variant of tracinglib

Remove unused public variant of the tracinglib to reduce maintenance
burden.

Test: m droid
Flag: EXEMPT unused build module removal
Bug: 358541864
Change-Id: I33a4ed2d7c74455164cada2a120524bf31a5aeab
parent 1d34c94a
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+1 −18
Original line number Diff line number Diff line
@@ -24,26 +24,9 @@ java_library {
        "com_android_systemui_flags_lib",
        "//frameworks/libs/systemui:compilelib",
    ],
    srcs: ["android/src-platform-api/**/*.kt"],
    srcs: ["android/src/**/*.kt"],
}

// TODO(b/358541864): Remove source files of "tracinglib-androidx" and delete this target
// Disable due to compilation error using java.lang.StackWalker:
// java_library {
//     name: "tracinglib-androidx",
//     defaults: ["tracinglib-defaults"],
//     static_libs: [
//         "kotlinx_coroutines_android",
//         "com_android_systemui_flags_lib",
//         "//frameworks/libs/systemui:compilelib",
//         "androidx.tracing_tracing",
//     ],
//     srcs: ["android/src-public-api/**/*.kt"],
//     sdk_version: "31",
//     min_sdk_version: "19",
//     java_version: "17",
// }

java_test_host {
    name: "tracinglib-host-test",
    defaults: ["tracinglib-defaults"],
+0 −77
Original line number Diff line number Diff line
/*
 * Copyright (C) 2024 The Android Open Source Project
 *
 * 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.
 */

package com.android.app.tracing

import androidx.tracing.Trace
import java.util.concurrent.ThreadLocalRandom

@PublishedApi
internal actual fun isEnabled(): Boolean {
    return Trace.isEnabled()
}

internal actual fun traceCounter(counterName: String, counterValue: Int) {
    Trace.setCounter(counterName, counterValue)
}

internal actual fun traceBegin(methodName: String) {
    Trace.beginSection(methodName)
}

internal actual fun traceEnd() {
    Trace.endSection()
}

internal actual fun asyncTraceBegin(methodName: String, cookie: Int) {
    Trace.beginAsyncSection(methodName, cookie)
}

internal actual fun asyncTraceEnd(methodName: String, cookie: Int) {
    Trace.endAsyncSection(methodName, cookie)
}

private fun namedSlice(trackName: String, methodName: String) = "$trackName:$methodName"

@PublishedApi
internal actual fun asyncTraceForTrackBegin(trackName: String, methodName: String, cookie: Int) {
    if (isEnabled()) {
        asyncTraceBegin(namedSlice(trackName, methodName), cookie)
    }
}

@PublishedApi
internal actual fun asyncTraceForTrackEnd(trackName: String, methodName: String, cookie: Int) {
    if (isEnabled()) {
        asyncTraceEnd(namedSlice(trackName, methodName), cookie)
    }
}

internal actual fun instant(eventName: String) {
    if (isEnabled()) {
        traceBegin("instant:$eventName")
        traceEnd()
    }
}

internal actual fun instantForTrack(trackName: String, eventName: String) {
    if (Trace.isEnabled()) {
        val cookie = ThreadLocalRandom.current().nextInt()
        val name = "instant:${namedSlice(trackName,eventName)}"
        asyncTraceBegin(name, cookie)
        asyncTraceEnd(name, cookie)
    }
}