org.gradle.configurationcache.serialization.codecs.transform.TransformationStepCodec.kt Maven / Gradle / Ivy

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/*
 * Copyright 2020 the original author or authors.
 *
 * 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.gradle.configurationcache.serialization.codecs.transform

import org.gradle.api.internal.DomainObjectContext
import org.gradle.api.internal.artifacts.transform.TransformationStep
import org.gradle.api.internal.artifacts.transform.Transformer
import org.gradle.api.internal.artifacts.transform.TransformerInvocationFactory
import org.gradle.configurationcache.serialization.Codec
import org.gradle.configurationcache.serialization.ReadContext
import org.gradle.configurationcache.serialization.WriteContext
import org.gradle.configurationcache.serialization.decodePreservingSharedIdentity
import org.gradle.configurationcache.serialization.encodePreservingSharedIdentityOf
import org.gradle.configurationcache.serialization.readNonNull
import org.gradle.internal.fingerprint.FileCollectionFingerprinterRegistry


internal
class TransformationStepCodec(
    private val fingerprinterRegistry: FileCollectionFingerprinterRegistry
) : Codec {

    override suspend fun WriteContext.encode(value: TransformationStep) {
        encodePreservingSharedIdentityOf(value) {
            val project = value.owningProject ?: throw UnsupportedOperationException("Transformation must have an owning project to be encoded.")
            writeString(project.path)
            write(value.transformer)
        }
    }

    override suspend fun ReadContext.decode(): TransformationStep {
        return decodePreservingSharedIdentity {
            val path = readString()
            val transformer = readNonNull()
            val project = getProject(path)
            val services = project.services
            TransformationStep(
                transformer,
                services[TransformerInvocationFactory::class.java],
                services[DomainObjectContext::class.java],
                fingerprinterRegistry
            )
        }
    }
}