io.getstream.logging.kotlin.KotlinStreamLogger.kt Maven / Gradle / Ivy
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/*
* Copyright (c) 2014-2022 Stream.io Inc. All rights reserved.
*
* Licensed under the Stream License;
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://github.com/GetStream/stream-chat-android/blob/main/LICENSE
*
* 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 io.getstream.logging.kotlin
import io.getstream.logging.Priority
import io.getstream.logging.Priority.ASSERT
import io.getstream.logging.Priority.ERROR
import io.getstream.logging.StreamLogger
import io.getstream.logging.helper.stringify
import java.text.DateFormat
import java.text.SimpleDateFormat
import java.util.Locale
/**
* The [StreamLogger] implementation for kotlin projects. Mainly used in Unit Tests.
*/
public class KotlinStreamLogger(
private val dateFormat: DateFormat = SimpleDateFormat("yyyy-MM-dd HH:mm:ss''SSS", Locale.ENGLISH),
private val now: () -> Long = { System.currentTimeMillis() }
) : StreamLogger {
override fun log(priority: Priority, tag: String, message: String, throwable: Throwable?) {
val now = dateFormat.format(now())
val thread = Thread.currentThread().run { "$name:$id" }
val composed = "$now ($thread) [${priority.stringify()}/$tag]: $message"
val finalMessage = throwable?.let {
"$composed\n${it.stringify()}"
} ?: composed
when (priority) {
ERROR, ASSERT -> System.err.println(finalMessage)
else -> println(finalMessage)
}
}
}