/** Construct a log with given I/O redirections. */
protected Log(
Context context, PrintWriter errWriter, PrintWriter warnWriter, PrintWriter noticeWriter) {
super(JCDiagnostic.Factory.instance(context));
context.put(logKey, this);
this.errWriter = errWriter;
this.warnWriter = warnWriter;
this.noticeWriter = noticeWriter;
@SuppressWarnings("unchecked") // FIXME
DiagnosticListener<? super JavaFileObject> dl = context.get(DiagnosticListener.class);
this.diagListener = dl;
diagnosticHandler = new DefaultDiagnosticHandler();
messages = JavacMessages.instance(context);
messages.add(Main.javacBundleName);
final Options options = Options.instance(context);
initOptions(options);
options.addListener(
new Runnable() {
public void run() {
initOptions(options);
}
});
}
// @ non_null
public static Nowarns instance(Context context) {
Nowarns instance = context.get(nowarnsKey);
if (instance == null) {
instance = new Nowarns(context);
context.put(nowarnsKey, instance);
}
return instance;
}
private Context prepareContext(Context baseContext, JCCompilationUnit compilationUnit) {
Context context = new SubContext(baseContext);
if (context.get(JavaFileManager.class) == null) {
JavacFileManager.preRegister(context);
}
context.put(JCCompilationUnit.class, compilationUnit);
context.put(PackageSymbol.class, compilationUnit.packge);
context.put(RULE_TYPE_VARS, typeVariables());
return context;
}
/** Construct a new module finder. */
protected ModuleFinder(Context context) {
context.put(moduleFinderKey, this);
names = Names.instance(context);
syms = Symtab.instance(context);
fileManager = context.get(JavaFileManager.class);
log = Log.instance(context);
classFinder = ClassFinder.instance(context);
diags = JCDiagnostic.Factory.instance(context);
}
/** Get the Ceylon context instance for this context. */
public static com.redhat.ceylon.compiler.typechecker.context.Context getCeylonContextInstance(
Context context) {
com.redhat.ceylon.compiler.typechecker.context.Context ceylonContext =
context.get(ceylonContextKey);
if (ceylonContext == null) {
CeyloncFileManager fileManager = (CeyloncFileManager) context.get(JavaFileManager.class);
VFS vfs = new VFS();
ceylonContext =
new com.redhat.ceylon.compiler.typechecker.context.Context(
fileManager.getRepositoryManager(), vfs);
context.put(ceylonContextKey, ceylonContext);
}
return ceylonContext;
}
public static DPrinter instance(Context context) {
DPrinter dp = context.get(DPrinter.class);
if (dp == null) {
dp = new DPrinter(context);
}
return dp;
}
/** Construct a new compiler from a shared context. */
public AptJavaCompiler(Context context) {
super(preRegister(context));
context.put(compilerKey, this);
apt = Apt.instance(context);
ClassReader classReader = ClassReader.instance(context);
classReader.preferSource = true;
// TEMPORARY NOTE: bark==log, but while refactoring, we maintain their
// original identities, to remember the original intent.
log = Log.instance(context);
bark = Bark.instance(context);
Options options = Options.instance(context);
classOutput = options.get("-retrofit") == null;
nocompile = options.get("-nocompile") != null;
print = options.get("-print") != null;
classesAsDecls = options.get("-XclassesAsDecls") != null;
genSourceFileNames = new java.util.LinkedHashSet<String>();
genClassFileNames = new java.util.LinkedHashSet<String>();
// this forces a copy of the line map to be kept in the tree,
// for use by com.sun.mirror.util.SourcePosition.
lineDebugInfo = true;
}
public static CompilerDelegate getCompilerDelegate(final Context context) {
CompilerDelegate compilerDelegate = context.get(compilerDelegateKey);
if (compilerDelegate == null) {
return new CeyloncCompilerDelegate(context);
}
return compilerDelegate;
}
/** Run a processing round. */
void run(boolean lastRound, boolean errorStatus) {
printRoundInfo(lastRound);
TaskListener taskListener = context.get(TaskListener.class);
if (taskListener != null)
taskListener.started(new TaskEvent(TaskEvent.Kind.ANNOTATION_PROCESSING_ROUND));
try {
if (lastRound) {
filer.setLastRound(true);
Set<Element> emptyRootElements = Collections.emptySet(); // immutable
RoundEnvironment renv =
new JavacRoundEnvironment(
true, errorStatus, emptyRootElements, JavacProcessingEnvironment.this);
discoveredProcs.iterator().runContributingProcs(renv);
} else {
discoverAndRunProcs(context, annotationsPresent, topLevelClasses, packageInfoFiles);
}
} finally {
if (taskListener != null)
taskListener.finished(new TaskEvent(TaskEvent.Kind.ANNOTATION_PROCESSING_ROUND));
}
nMessagerErrors = messager.errorCount();
}
private static Context preRegister(Context context) {
Bark.preRegister(context);
if (context.get(JavaFileManager.class) == null) JavacFileManager.preRegister(context);
return context;
}
public static void preRegister(Context context) {
context.put(
enterKey,
new Context.Factory<Enter>() {
public Enter make(Context c) {
return new JavadocEnter(c);
}
});
}
public static void preRegister(final Context context) {
context.put(
memberEnterKey,
new Context.Factory<MemberEnter>() {
public MemberEnter make() {
return new JavadocMemberEnter(context);
}
});
}
public static void preRegister(Context context, final String programName) {
context.put(
logKey,
new Context.Factory<Log>() {
public Log make(Context c) {
return new Messager(c, programName);
}
});
}
/** Get the PhasedUnits instance for this context. */
public static PhasedUnits getPhasedUnitsInstance(final Context context) {
PhasedUnits phasedUnits = context.get(phasedUnitsKey);
if (phasedUnits == null) {
com.redhat.ceylon.compiler.typechecker.context.Context ceylonContext =
getCeylonContextInstance(context);
phasedUnits =
new PhasedUnits(
ceylonContext,
new ModuleManagerFactory() {
@Override
public ModuleManager createModuleManager(
com.redhat.ceylon.compiler.typechecker.context.Context ceylonContext) {
return new CompilerModuleManager(ceylonContext, context);
}
});
context.put(phasedUnitsKey, phasedUnits);
}
return phasedUnits;
}
protected Enter(Context context) {
context.put(enterKey, this);
log = Log.instance(context);
reader = ClassReader.instance(context);
make = TreeMaker.instance(context);
syms = Symtab.instance(context);
chk = Check.instance(context);
memberEnter = MemberEnter.instance(context);
types = Types.instance(context);
annotate = Annotate.instance(context);
lint = Lint.instance(context);
predefClassDef =
make.ClassDef(make.Modifiers(PUBLIC), syms.predefClass.name, null, null, null, null);
predefClassDef.sym = syms.predefClass;
todo = Todo.instance(context);
fileManager = context.get(JavaFileManager.class);
}
protected Operators(Context context) {
context.put(operatorsKey, this);
syms = Symtab.instance(context);
names = Names.instance(context);
log = Log.instance(context);
types = Types.instance(context);
initOperatorNames();
initUnaryOperators();
initBinaryOperators();
}
/** Get the JavaCompiler instance for this context. */
public static JavaCompiler instance(Context context) {
Options options = Options.instance(context);
options.put("-Xprefer", "source");
// make sure it's registered
CeylonLog.instance(context);
CeylonEnter.instance(context);
CeylonClassWriter.instance(context);
JavaCompiler instance = context.get(compilerKey);
if (instance == null) instance = new LanguageCompiler(context);
return instance;
}
public static void preRegister(Context context) {
context.put(
resolveKey,
new Context.Factory<Resolve>() {
public Resolve make(Context c) {
Resolve instance = new ResolveWithDeps(c);
c.put(Resolve.class, instance);
return instance;
}
});
}
public static void preRegister(Context context) {
context.put(
attrKey,
new Context.Factory<Attr>() {
public Attr make(Context c) {
Attr instance = new AttrWithDeps(c);
c.put(Attr.class, instance);
return instance;
}
});
}
protected Annotate(Context context) {
context.put(annotateKey, this);
attr = Attr.instance(context);
make = TreeMaker.instance(context);
log = Log.instance(context);
syms = Symtab.instance(context);
names = Names.instance(context);
rs = Resolve.instance(context);
types = Types.instance(context);
cfolder = ConstFold.instance(context);
chk = Check.instance(context);
}
/** Create a new diagnostic factory. */
protected Factory(Context context) {
this(JavacMessages.instance(context), "compiler");
context.put(diagnosticFactoryKey, this);
final Options options = Options.instance(context);
initOptions(options);
options.addListener(
new Runnable() {
public void run() {
initOptions(options);
}
});
}
public static void preRegister(
Context context,
final String programName,
final PrintWriter errWriter,
final PrintWriter warnWriter,
final PrintWriter noticeWriter) {
context.put(
logKey,
new Context.Factory<Log>() {
public Log make(Context c) {
return new Messager(c, programName, errWriter, warnWriter, noticeWriter);
}
});
}
private void initProcessorIterator(Context context, Iterable<? extends Processor> processors) {
Log log = Log.instance(context);
Iterator<? extends Processor> processorIterator;
if (options.isSet(XPRINT)) {
try {
Processor processor = PrintingProcessor.class.newInstance();
processorIterator = List.of(processor).iterator();
} catch (Throwable t) {
AssertionError assertError = new AssertionError("Problem instantiating PrintingProcessor.");
assertError.initCause(t);
throw assertError;
}
} else if (processors != null) {
processorIterator = processors.iterator();
} else {
String processorNames = options.get(PROCESSOR);
JavaFileManager fileManager = context.get(JavaFileManager.class);
try {
// If processorpath is not explicitly set, use the classpath.
processorClassLoader =
fileManager.hasLocation(ANNOTATION_PROCESSOR_PATH)
? fileManager.getClassLoader(ANNOTATION_PROCESSOR_PATH)
: fileManager.getClassLoader(CLASS_PATH);
/*
* If the "-processor" option is used, search the appropriate
* path for the named class. Otherwise, use a service
* provider mechanism to create the processor iterator.
*/
if (processorNames != null) {
processorIterator = new NameProcessIterator(processorNames, processorClassLoader, log);
} else {
processorIterator = new ServiceIterator(processorClassLoader, log);
}
} catch (SecurityException e) {
/*
* A security exception will occur if we can't create a classloader.
* Ignore the exception if, with hindsight, we didn't need it anyway
* (i.e. no processor was specified either explicitly, or implicitly,
* in service configuration file.) Otherwise, we cannot continue.
*/
processorIterator = handleServiceLoaderUnavailability("proc.cant.create.loader", e);
}
}
discoveredProcs = new DiscoveredProcessors(processorIterator);
}
/**
* Returns an empty processor iterator if no processors are on the relevant path, otherwise if
* processors are present, logs an error. Called when a service loader is unavailable for some
* reason, either because a service loader class cannot be found or because a security policy
* prevents class loaders from being created.
*
* @param key The resource key to use to log an error message
* @param e If non-null, pass this exception to Abort
*/
private Iterator<Processor> handleServiceLoaderUnavailability(String key, Exception e) {
JavaFileManager fileManager = context.get(JavaFileManager.class);
if (fileManager instanceof JavacFileManager) {
StandardJavaFileManager standardFileManager = (JavacFileManager) fileManager;
Iterable<? extends File> workingPath =
fileManager.hasLocation(ANNOTATION_PROCESSOR_PATH)
? standardFileManager.getLocation(ANNOTATION_PROCESSOR_PATH)
: standardFileManager.getLocation(CLASS_PATH);
if (needClassLoader(options.get(PROCESSOR), workingPath)) handleException(key, e);
} else {
handleException(key, e);
}
java.util.List<Processor> pl = Collections.emptyList();
return pl.iterator();
}
/** Get the current messager, which is also the compiler log. */
public static Messager instance0(Context context) {
Log instance = context.get(logKey);
if (instance == null || !(instance instanceof Messager))
throw new InternalError("no messager instance!");
return (Messager) instance;
}
public static JavadocEnter instance0(Context context) {
Enter instance = context.get(enterKey);
if (instance == null) instance = new JavadocEnter(context);
return (JavadocEnter) instance;
}
/** Get the ModuleFinder instance for this invocation. */
public static ModuleFinder instance(Context context) {
ModuleFinder instance = context.get(moduleFinderKey);
if (instance == null) instance = new ModuleFinder(context);
return instance;
}
public Delombok() {
context.put(DeleteLombokAnnotations.class, new DeleteLombokAnnotations(true));
}
protected Paths(Context context) {
context.put(pathsKey, this);
pathsForLocation = new HashMap<Location, Path>(16);
setContext(context);
}
/**
* Get the Paths instance for this context.
*
* @param context the context
* @return the Paths instance for this context
*/
public static Paths instance(Context context) {
Paths instance = context.get(pathsKey);
if (instance == null) instance = new Paths(context);
return instance;
}