org.jitsi.utils.JavaVersion.kt Maven / Gradle / Ivy

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A set of basic utilities used in Jitsi projects

There is a newer version: 1.0-133-g6af1020

/*
 * Copyright @ 2018 - present 8x8, 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.
 */

@file:JvmName("JavaVersion")
package org.jitsi.utils

fun getJavaVersion(): Int {
    val javaVersionString = System.getProperty("java.version")
    return if (javaVersionString.startsWith("1.")) {
        javaVersionString.substring(2, 3).toInt()
    } else {
        val dotIndex = javaVersionString.indexOf(".")
        if (dotIndex != -1) {
            javaVersionString.substring(0, dotIndex).toInt()
        } else {
            javaVersionString.toInt()
        }
    }
}