private static List<File> kompilerClasspath(File kotlinHome, CompileContext context) {
File libs = new File(kotlinHome, "lib");
if (!libs.exists() || libs.isFile()) {
context.addMessage(
ERROR,
"Broken compiler at '"
+ libs.getAbsolutePath()
+ "'. Make sure plugin is properly installed",
"",
-1,
-1);
return Collections.emptyList();
}
ArrayList<File> answer = new ArrayList<File>();
File[] jars = libs.listFiles();
if (jars != null) {
for (File jar : jars) {
if (jar.isFile() && jar.getName().endsWith(".jar")) {
answer.add(jar);
}
}
}
return answer;
}
private static void runOutOfProcess(
CompileContext compileContext, VirtualFile outputDir, File kotlinHome, File scriptFile) {
final SimpleJavaParameters params = new SimpleJavaParameters();
params.setJdk(new SimpleJavaSdkType().createJdk("tmp", SystemProperties.getJavaHome()));
params.setMainClass("org.jetbrains.jet.cli.KotlinCompiler");
params.getProgramParametersList().add("-module", scriptFile.getAbsolutePath());
params.getProgramParametersList().add("-output", path(outputDir));
params.getProgramParametersList().add("-tags");
for (File jar : kompilerClasspath(kotlinHome, compileContext)) {
params.getClassPath().add(jar);
}
params.getVMParametersList().addParametersString("-Djava.awt.headless=true -Xmx512m");
// params.getVMParametersList().addParametersString("-agentlib:yjpagent=sampling");
Sdk sdk = params.getJdk();
final GeneralCommandLine commandLine =
JdkUtil.setupJVMCommandLine(
((JavaSdkType) sdk.getSdkType()).getVMExecutablePath(sdk), params, false);
compileContext.addMessage(
INFORMATION, "Invoking out-of-process compiler with arguments: " + commandLine, "", -1, -1);
try {
final OSProcessHandler processHandler =
new OSProcessHandler(commandLine.createProcess(), commandLine.getCommandLineString()) {
@Override
public Charset getCharset() {
return commandLine.getCharset();
}
};
ProcessAdapter processListener = createProcessListener(compileContext);
processHandler.addProcessListener(processListener);
processHandler.startNotify();
processHandler.waitFor();
} catch (Exception e) {
compileContext.addMessage(ERROR, "[Internal Error] " + e.getLocalizedMessage(), "", -1, -1);
return;
}
}
private static int execInProcess(
File kotlinHome,
VirtualFile outputDir,
File scriptFile,
PrintStream out,
CompileContext context) {
URLClassLoader loader = getOrCreateClassloader(kotlinHome, context);
try {
String compilerClassName = "org.jetbrains.jet.cli.KotlinCompiler";
Class<?> kompiler = Class.forName(compilerClassName, true, loader);
Method exec = kompiler.getDeclaredMethod("exec", PrintStream.class, String[].class);
String[] arguments = {
"-module", scriptFile.getAbsolutePath(), "-output", path(outputDir), "-tags"
};
context.addMessage(INFORMATION, "Using kotlinHome=" + kotlinHome, "", -1, -1);
context.addMessage(
INFORMATION,
"Invoking in-process compiler "
+ compilerClassName
+ " with arguments "
+ Arrays.asList(arguments),
"",
-1,
-1);
Object rc = exec.invoke(null, out, arguments);
if (rc instanceof Integer) {
return ((Integer) rc).intValue();
} else {
throw new IllegalStateException("Unexpected return: " + rc);
}
} catch (Throwable e) {
LOG.error(e);
return -1;
}
}
private void doCompile(
CompileContext compileContext,
Chunk<Module> moduleChunk,
List<VirtualFile> files,
Module module,
boolean tests) {
if (files.isEmpty()) return;
VirtualFile mainOutput = compileContext.getModuleOutputDirectory(module);
final VirtualFile outputDir =
tests ? compileContext.getModuleOutputDirectoryForTests(module) : mainOutput;
if (outputDir == null) {
compileContext.addMessage(ERROR, "[Internal Error] No output directory", "", -1, -1);
return;
}
File kotlinHome = PathUtil.getDefaultCompilerPath();
if (kotlinHome == null) {
compileContext.addMessage(
ERROR, "Cannot find kotlinc home. Make sure plugin is properly installed", "", -1, -1);
return;
}
ModuleChunk chunk =
new ModuleChunk(
(CompileContextEx) compileContext,
moduleChunk,
Collections.<Module, List<VirtualFile>>emptyMap());
String moduleName = moduleChunk.getNodes().iterator().next().getName();
// Filter the output we are writing to
Set<VirtualFile> outputDirectoriesToFilter =
Sets.newHashSet(compileContext.getModuleOutputDirectoryForTests(module));
if (!tests) {
outputDirectoriesToFilter.add(compileContext.getModuleOutputDirectory(module));
}
CharSequence script =
generateModuleScript(
moduleName, chunk, files, tests, mainOutput, outputDirectoriesToFilter);
File scriptFile = new File(path(outputDir), "script.kts");
try {
FileUtil.writeToFile(scriptFile, script.toString());
} catch (IOException e) {
compileContext.addMessage(
ERROR,
"[Internal Error] Cannot write script to " + scriptFile.getAbsolutePath(),
"",
-1,
-1);
return;
}
if (RUN_OUT_OF_PROCESS) {
runOutOfProcess(compileContext, outputDir, kotlinHome, scriptFile);
} else {
runInProcess(compileContext, outputDir, kotlinHome, scriptFile);
}
// compileContext.addMessage(INFORMATION, "Generated module script:\n" +
// script.toString(), "file://" + path(mainOutput), 0, 1);
}