private void loadModuleFromSource(
Package pkg,
Modules modules,
LinkedList<JCCompilationUnit> moduleTrees,
List<JCCompilationUnit> parsedTrees) {
// skip it if we already resolved the package
if (pkg.getModule() != null) {
// make sure the default module is always added to the classpath, it will be the only one to
// have a module
if (!addedDefaultModuleToClassPath && pkg.getModule().isDefaultModule()) {
addedDefaultModuleToClassPath = true;
ceylonEnter.addOutputModuleToClassPath(pkg.getModule());
}
return;
}
String pkgName = pkg.getQualifiedNameString();
Module module = null;
// do we have a module for this package?
// FIXME: is this true? what if we have a module.ceylon at toplevel?
if (pkgName.isEmpty()) module = modules.getDefaultModule();
else {
for (Module m : modulesLoadedFromSource) {
if (JvmBackendUtil.isSubPackage(m.getNameAsString(), pkgName)) {
module = m;
break;
}
}
if (module == null) {
module = loadModuleFromSource(pkgName, moduleTrees, parsedTrees);
} else if (!module.isAvailable()) {
loadModuleFromSource(pkgName, moduleTrees, parsedTrees);
}
if (module == null) {
// no declaration for it, must be the default module, unless we're bootstrapping the
// language module,
// because we have some com.redhat.ceylon packages that must go in the language module
if (isBootstrap) module = modules.getLanguageModule();
else module = modules.getDefaultModule();
}
}
// bind module and package together
pkg.setModule(module);
if (!module.getPackages().contains(pkg)) {
module.getPackages().add(pkg);
}
// automatically add this module's jar to the classpath if it exists
ceylonEnter.addOutputModuleToClassPath(module);
}
private Module loadModuleFromSource(
String pkgName,
LinkedList<JCCompilationUnit> moduleTrees,
List<JCCompilationUnit> parsedTrees) {
if (pkgName.isEmpty()) return null;
String moduleClassName = pkgName + ".module";
JavaFileObject fileObject;
try {
if (options.get(Option.VERBOSE) != null) {
log.printRawLines(
WriterKind.NOTICE, "[Trying to load source for module " + moduleClassName + "]");
}
fileObject =
fileManager.getJavaFileForInput(
StandardLocation.SOURCE_PATH, moduleClassName, Kind.SOURCE);
if (options.get(Option.VERBOSE) != null) {
log.printRawLines(WriterKind.NOTICE, "[Got file object: " + fileObject + "]");
}
} catch (IOException e) {
e.printStackTrace();
return loadModuleFromSource(getParentPackage(pkgName), moduleTrees, parsedTrees);
}
if (fileObject != null) {
// first make sure we're not already compiling it: this can happen if we have several versions
// of the
// same module already loaded: we will get one which isn't the one we compile, but that's not
// the one
// we really want to compile.
for (JCCompilationUnit parsedTree : parsedTrees) {
if (parsedTree.sourcefile.equals(fileObject)
&& parsedTree instanceof CeylonCompilationUnit) {
// same file! we already parsed it, let's return this one's module
PhasedUnit phasedUnit = ((CeylonCompilationUnit) parsedTree).phasedUnit;
// the module visitor does load the module but does not set the unit's package module
if (phasedUnit.getPackage().getModule() == null) {
// so find the module it created
for (Module mod : ceylonContext.getModules().getListOfModules()) {
// we recognise it with the unit
if (mod.getUnit() == phasedUnit.getUnit()) {
// set the package's module
Package pkg = phasedUnit.getPackage();
pkg.setModule(mod);
mod.getPackages().add(pkg);
modulesLoadedFromSource.add(mod);
break;
}
}
}
// now return it
return phasedUnit.getPackage().getModule();
}
}
JCCompilationUnit javaCompilationUnit = parse(fileObject);
Module module;
if (javaCompilationUnit instanceof CeylonCompilationUnit) {
CeylonCompilationUnit ceylonCompilationUnit = (CeylonCompilationUnit) javaCompilationUnit;
moduleTrees.add(ceylonCompilationUnit);
// parse the module info from there
module = ceylonCompilationUnit.phasedUnit.visitSrcModulePhase();
ceylonCompilationUnit.phasedUnit.visitRemainingModulePhase();
// now set the module
if (module != null) {
ceylonCompilationUnit.phasedUnit.getPackage().setModule(module);
}
} else {
// there was a syntax error in the module descriptor, make a pretend module so that we can
// correctly mark all declarations as part of that module, but we won't generate any code
// for it
ModuleManager moduleManager = phasedUnits.getModuleManager();
module = moduleManager.getOrCreateModule(Arrays.asList(pkgName.split("\\.")), "bogus");
}
// now remember it
if (module != null) {
modulesLoadedFromSource.add(module);
return module;
}
}
return loadModuleFromSource(getParentPackage(pkgName), moduleTrees, parsedTrees);
}