Reflection support

core/descriptors.runtime/src/org/jetbrains/kotlin/load/kotlin/reflect/RuntimeModuleData.kt

@@ -44,7 +44,7 @@ public class RuntimeModuleData private constructor(public val deserialization: D
     public val localClassResolver: LocalClassResolver get() = deserialization.localClassResolver
 
     companion object {
-        public fun create(classLoader: ClassLoader): RuntimeModuleData {
+        public fun create(classLoader: ClassLoader, moduleName: String?): RuntimeModuleData {
             val storageManager = LockBasedStorageManager()
             val module = ModuleDescriptorImpl(Name.special("<runtime module for $classLoader>"), storageManager,
                                               ModuleParameters(listOf(), JavaToKotlinClassMap.INSTANCE))
@@ -57,8 +57,10 @@ public class RuntimeModuleData private constructor(public val deserialization: D
                     ExternalAnnotationResolver.EMPTY, ExternalSignatureResolver.DO_NOTHING, RuntimeErrorReporter, JavaResolverCache.EMPTY,
                     JavaPropertyInitializerEvaluator.DoNothing, SamConversionResolver, RuntimeSourceElementFactory, singleModuleClassResolver
             )
+                println("moduleName $moduleName")
             val lazyJavaPackageFragmentProvider =
-                    LazyJavaPackageFragmentProvider(globalJavaResolverContext, module, ReflectionTypes(module), PackageMappingProvider.EMPTY)
+                    LazyJavaPackageFragmentProvider(globalJavaResolverContext, module, ReflectionTypes(module),
+                                                    if (moduleName == null) PackageMappingProvider.EMPTY else RuntimePackageMappingProvider(moduleName, classLoader))
             val javaDescriptorResolver = JavaDescriptorResolver(lazyJavaPackageFragmentProvider, module)
             val javaClassDataFinder = JavaClassDataFinder(reflectKotlinClassFinder, deserializedDescriptorResolver)
             val binaryClassAnnotationAndConstantLoader = BinaryClassAnnotationAndConstantLoaderImpl(module, storageManager, reflectKotlinClassFinder, RuntimeErrorReporter)

core/descriptors.runtime/src/org/jetbrains/kotlin/load/kotlin/reflect/RuntimePackageMappingProvider.kt

@@ -0,0 +1,52 @@
+/*
+ * Copyright 2010-2015 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.load.kotlin.reflect
+
+import org.jetbrains.kotlin.load.java.lazy.PackageMappingProvider
+import org.jetbrains.kotlin.load.kotlin.ModuleMapping
+import org.jetbrains.kotlin.load.kotlin.PackageFacades
+import java.io.ByteArrayOutputStream
+
+class RuntimePackageMappingProvider(val moduleName: String, val classLoader : ClassLoader) : PackageMappingProvider {
+
+    val mapping: ModuleMapping by lazy {
+        print("finding metainf for $moduleName")
+        val resourceAsStream = classLoader.getResourceAsStream("META-INF/$moduleName.kotlin_module") ?: return@lazy ModuleMapping("")
+
+        print("OK")
+
+        try {
+            val out = ByteArrayOutputStream(4096);
+            val buffer = ByteArray(4096);
+            while (true) {
+                val r = resourceAsStream.read(buffer);
+                if (r == -1) break;
+                out.write(buffer, 0, r);
+            }
+
+            val ret = out.toByteArray();
+            return@lazy ModuleMapping(String(ret, "UTF-8"))
+        } finally {
+            resourceAsStream.close()
+        }
+    }
+
+    override fun findPackageMembers(packageName: String): List<String> {
+        print("finding $packageName")
+        return mapping.package2MiniFacades.getOrElse (packageName, { PackageFacades("default") }).parts.toList()
+    }
+}