JPS plugin: add support external compilation for JS modules.

2013-10-03 12:47:47 +04:00
parent cfb7104ae9
commit 2b9b563efb
6 changed files with 258 additions and 38 deletions
@@ -0,0 +1,74 @@
+/*
+ * Copyright 2010-2013 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.jet.utils;
+
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.jar.Attributes;
+import java.util.jar.JarFile;
+import java.util.jar.Manifest;
+
+public class LibraryUtils {
+    public static final String VENDOR_JETBRAINS = "JetBrains";
+
+    public static final String TITLE_KOTLIN_RUNTIME_AND_STDLIB = "Kotlin Compiler Runtime + StdLib";
+    public static final String TITLE_KOTLIN_RUNTIME_AND_STDLIB_SOURCES = "Kotlin Compiler Runtime + StdLib Sources";
+    public static final String TITLE_KOTLIN_JAVASCRIPT_STDLIB = "Kotlin JavaScript StdLib";
+
+    @Nullable
+    public static Manifest getManifestFromJar(@NotNull File library) {
+        if (!library.canRead()) return null;
+
+        try {
+            JarFile jarFile = new JarFile(library);
+            try {
+                return jarFile.getManifest();
+            }
+            finally {
+                jarFile.close();
+            }
+        }
+        catch (IOException ignored) { }
+
+        return null;
+    }
+
+    @Nullable
+    public static Attributes getManifestMainAttributesFromJar(@NotNull File library) {
+        Manifest manifest = getManifestFromJar(library);
+        return manifest != null ? manifest.getMainAttributes() : null;
+    }
+
+    private static boolean checkImplTitle(@NotNull File library, String expected) {
+        Attributes attributes = getManifestMainAttributesFromJar(library);
+        if (attributes == null) return false;
+
+        String title = attributes.getValue(Attributes.Name.IMPLEMENTATION_TITLE);
+        return title != null && title.equals(expected);
+    }
+
+    public static boolean isJsRuntimeLibrary(@NotNull File library) {
+        return checkImplTitle(library, TITLE_KOTLIN_JAVASCRIPT_STDLIB);
+    }
+
+    public static boolean isJvmRuntimeLibrary(@NotNull File library) {
+        return checkImplTitle(library, TITLE_KOTLIN_RUNTIME_AND_STDLIB);
+    }
+}