jvmMain.okhttp3.internal.platform.android.AndroidLog.kt Maven / Gradle / Ivy
/*
* Copyright (C) 2019 Square, 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.
*/
package okhttp3.internal.platform.android
import android.util.Log
import java.util.concurrent.CopyOnWriteArraySet
import java.util.logging.Handler
import java.util.logging.Level
import java.util.logging.LogRecord
import java.util.logging.Logger
import okhttp3.OkHttpClient
import okhttp3.internal.SuppressSignatureCheck
import okhttp3.internal.concurrent.TaskRunner
import okhttp3.internal.http2.Http2
import okhttp3.internal.platform.android.AndroidLog.androidLog
private val LogRecord.androidLevel: Int
get() = when {
level.intValue() > Level.INFO.intValue() -> Log.WARN
level.intValue() == Level.INFO.intValue() -> Log.INFO
else -> Log.DEBUG
}
object AndroidLogHandler : Handler() {
override fun publish(record: LogRecord) {
androidLog(record.loggerName, record.androidLevel, record.message, record.thrown)
}
override fun flush() {
}
override fun close() {
}
}
@SuppressSignatureCheck
object AndroidLog {
private const val MAX_LOG_LENGTH = 4000
// Keep references to loggers to prevent their configuration from being GC'd.
private val configuredLoggers = CopyOnWriteArraySet()
private val knownLoggers = LinkedHashMap().apply {
val packageName = OkHttpClient::class.java.`package`?.name
if (packageName != null) {
this[packageName] = "OkHttp"
}
this[OkHttpClient::class.java.name] = "okhttp.OkHttpClient"
this[Http2::class.java.name] = "okhttp.Http2"
this[TaskRunner::class.java.name] = "okhttp.TaskRunner"
this["okhttp3.mockwebserver.MockWebServer"] = "okhttp.MockWebServer"
}.toMap()
internal fun androidLog(loggerName: String, logLevel: Int, message: String, t: Throwable?) {
val tag = loggerTag(loggerName)
if (Log.isLoggable(tag, logLevel)) {
var logMessage = message
if (t != null) logMessage = logMessage + '\n'.toString() + Log.getStackTraceString(t)
// Split by line, then ensure each line can fit into Log's maximum length.
var i = 0
val length = logMessage.length
while (i < length) {
var newline = logMessage.indexOf('\n', i)
newline = if (newline != -1) newline else length
do {
val end = minOf(newline, i + MAX_LOG_LENGTH)
Log.println(logLevel, tag, logMessage.substring(i, end))
i = end
} while (i < newline)
i++
}
}
}
private fun loggerTag(loggerName: String): String {
// We need to handle long logger names before they hit Log.
// java.lang.IllegalArgumentException: Log tag "okhttp3.mockwebserver.MockWebServer" exceeds limit of 23 characters
return knownLoggers[loggerName] ?: loggerName.take(23)
}
fun enable() {
for ((logger, tag) in knownLoggers) {
enableLogging(logger, tag)
}
}
private fun enableLogging(logger: String, tag: String) {
val logger = Logger.getLogger(logger)
if (configuredLoggers.add(logger)) {
logger.useParentHandlers = false
// log based on levels at startup to avoid logging each frame
logger.level = when {
Log.isLoggable(tag, Log.DEBUG) -> Level.FINE
Log.isLoggable(tag, Log.INFO) -> Level.INFO
else -> Level.WARNING
}
logger.addHandler(AndroidLogHandler)
}
}
}