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/*
* Copyright 2010-2016 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.codegen
import com.google.common.collect.Sets
import com.intellij.util.containers.MultiMap
import org.jetbrains.kotlin.codegen.state.GenerationState
import org.jetbrains.kotlin.fileClasses.JvmFileClassUtil
import org.jetbrains.kotlin.name.FqName
import org.jetbrains.kotlin.progress.ProgressIndicatorAndCompilationCanceledStatus
import org.jetbrains.kotlin.psi.KtFile
interface CodegenFactory {
fun generateModule(state: GenerationState, files: Collection, errorHandler: CompilationErrorHandler)
fun createPackageCodegen(state: GenerationState, files: Collection, fqName: FqName, registry: PackagePartRegistry): PackageCodegen
fun createMultifileClassCodegen(state: GenerationState, files: Collection, fqName: FqName, registry: PackagePartRegistry): MultifileClassCodegen
companion object {
fun doCheckCancelled(state: GenerationState) {
if (state.classBuilderMode.generateBodies) {
ProgressIndicatorAndCompilationCanceledStatus.checkCanceled()
}
}
}
}
object DefaultCodegenFactory : CodegenFactory {
override fun generateModule(state: GenerationState, files: Collection, errorHandler: CompilationErrorHandler) {
val filesInPackages = MultiMap()
val filesInMultifileClasses = MultiMap()
for (file in files) {
if (file == null) throw IllegalArgumentException("A null file given for compilation")
val fileClassInfo = JvmFileClassUtil.getFileClassInfoNoResolve(file)
if (fileClassInfo.withJvmMultifileClass) {
filesInMultifileClasses.putValue(fileClassInfo.facadeClassFqName, file)
}
else {
filesInPackages.putValue(file.packageFqName, file)
}
}
val obsoleteMultifileClasses = HashSet(state.obsoleteMultifileClasses)
for (multifileClassFqName in filesInMultifileClasses.keySet() + obsoleteMultifileClasses) {
CodegenFactory.doCheckCancelled(state)
generateMultifileClass(state, multifileClassFqName, filesInMultifileClasses.get(multifileClassFqName), errorHandler)
}
val packagesWithObsoleteParts = HashSet(state.packagesWithObsoleteParts)
for (packageFqName in packagesWithObsoleteParts + filesInPackages.keySet()) {
CodegenFactory.doCheckCancelled(state)
generatePackage(state, packageFqName, filesInPackages.get(packageFqName), errorHandler)
}
}
override fun createPackageCodegen(state: GenerationState, files: Collection, fqName: FqName, registry: PackagePartRegistry) =
PackageCodegenImpl(state, files, fqName, registry)
override fun createMultifileClassCodegen(state: GenerationState, files: Collection, fqName: FqName, registry: PackagePartRegistry) =
MultifileClassCodegenImpl(state, files, fqName, registry)
private fun generateMultifileClass(
state: GenerationState,
multifileClassFqName: FqName,
files: Collection,
handler: CompilationErrorHandler
) {
val codegen = state.factory.forMultifileClass(multifileClassFqName, files)
codegen.generate(handler)
}
fun generatePackage(
state: GenerationState,
packageFqName: FqName,
jetFiles: Collection,
errorHandler: CompilationErrorHandler
) {
// We do not really generate package class, but use old package fqName to identify package in module-info.
//FqName packageClassFqName = PackageClassUtils.getPackageClassFqName(packageFqName);
val codegen = state.factory.forPackage(packageFqName, jetFiles)
codegen.generate(errorHandler)
}
}
