org.jetbrains.kotlin.utils.pluginUtils.kt Maven / Gradle / Ivy

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/*
 * Copyright 2010-2017 JetBrains s.r.o.
 *
 * 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 org.jetbrains.kotlin.utils

import java.io.ByteArrayInputStream
import java.io.ObjectInputStream
import java.nio.charset.StandardCharsets
import java.util.*

fun decodePluginOptions(options: String): Map> {
    val map = LinkedHashMap>()

    val decodedBytes = Base64.getDecoder().decode(options)
    val bis = ByteArrayInputStream(decodedBytes)
    val ois = ObjectInputStream(bis)

    val n = ois.readInt()

    repeat(n) {
        val key = ois.readUTF()

        val valueCount = ois.readInt()
        val values = mutableListOf()

        repeat(valueCount) {
            val size = ois.readInt()
            val byteArray = ByteArray(size)
            ois.readFully(byteArray)
            values += String(byteArray, StandardCharsets.UTF_8)
        }

        map[key] = values
    }

    return map
}