com.jetbrains.plugin.structure.intellij.platform.BundledModulesResolver.kt Maven / Gradle / Ivy

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Library for parsing JetBrains IDE plugins. Can be used to verify that plugin complies with JetBrains Marketplace requirements.

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package com.jetbrains.plugin.structure.intellij.platform

import com.jetbrains.plugin.structure.base.utils.exists
import com.jetbrains.plugin.structure.base.utils.hasExtension
import com.jetbrains.plugin.structure.intellij.beans.ModuleBean
import com.jetbrains.plugin.structure.intellij.extractor.ModuleUnmarshaller
import com.jetbrains.plugin.structure.jar.DefaultJarFileSystemProvider
import com.jetbrains.plugin.structure.jar.JarFileSystemProvider
import org.slf4j.Logger
import org.slf4j.LoggerFactory
import java.nio.file.Files
import java.nio.file.Path
import javax.xml.bind.JAXBException
import kotlin.streams.asSequence

private val LOG: Logger = LoggerFactory.getLogger(BundledModulesResolver::class.java)

private const val MODULES_DIR = "modules"
private const val MODULE_DESCRIPTORS_JAR= "module-descriptors.jar"

class BundledModulesResolver(val idePath: Path, private val jarFileSystemProvider: JarFileSystemProvider = DefaultJarFileSystemProvider()) : AutoCloseable, ModulesResolver {

  private val moduleDescriptorsJarPath: Path = idePath.resolve(MODULES_DIR).resolve(MODULE_DESCRIPTORS_JAR)

  init {
    if (!moduleDescriptorsJarPath.exists()) {
      throw InvalidIdeException("IDE path [$idePath] does not contain '$MODULES_DIR/$MODULE_DESCRIPTORS_JAR' file")
    }
  }

  override fun resolveModules(): List {
    val jarFs = jarFileSystemProvider.getFileSystem(moduleDescriptorsJarPath)
    val root: Path = jarFs.rootDirectories.first()
    return Files.list(root).use { files ->
      files.asSequence()
        .filter { it.hasExtension("xml") }
        .mapNotNull(::unmarshallModule)
        .toList()
    }
  }

  override fun close() {
    jarFileSystemProvider.close(moduleDescriptorsJarPath)
  }

  private fun unmarshallModule(xmlPath: Path): ModuleBean? {
    try {
      return ModuleUnmarshaller.unmarshall(xmlPath)
    } catch (e: JAXBException) {
      LOG.debug("Cannot unmarshall [{}/{}]: {}", moduleDescriptorsJarPath, xmlPath, e.message)
      return null
    }
  }

}