private Path computeUserClassPath() {
String cp = options.get(CLASSPATH);
/*
* Ceylon: disabled because we use the -cp flag or set it up via module repos
*
// CLASSPATH environment variable when run from `javac'.
if (cp == null) cp = System.getProperty("env.class.path");
// If invoked via a java VM (not the javac launcher), use the
// platform class path
if (cp == null && System.getProperty("application.home") == null)
cp = System.getProperty("java.class.path");
// Default to current working directory.
if (cp == null) cp = ".";
*/
Path ret =
new Path()
.expandJarClassPaths(true) // Only search user jars for Class-Paths
.emptyPathDefault(new File(".")); // Empty path elt ==> current directory
if (cp != null) ret.addFiles(cp);
return ret;
}
private Path computeBootClassPath() {
bootClassPathRtJar = null;
String optionValue;
Path path = new Path();
path.addFiles(options.get(XBOOTCLASSPATH_PREPEND));
if ((optionValue = options.get(ENDORSEDDIRS)) != null) path.addDirectories(optionValue);
else path.addDirectories(System.getProperty("java.endorsed.dirs"), false);
if ((optionValue = options.get(BOOTCLASSPATH)) != null) {
path.addFiles(optionValue);
} else {
// Standard system classes for this compiler's release.
String files = System.getProperty("sun.boot.class.path");
path.addFiles(files, false);
File rt_jar = new File("rt.jar");
for (File file : getPathEntries(files)) {
if (new File(file.getName()).equals(rt_jar)) bootClassPathRtJar = file;
}
}
path.addFiles(options.get(XBOOTCLASSPATH_APPEND));
// Strictly speaking, standard extensions are not bootstrap
// classes, but we treat them identically, so we'll pretend
// that they are.
if ((optionValue = options.get(EXTDIRS)) != null) path.addDirectories(optionValue);
else path.addDirectories(System.getProperty("java.ext.dirs"), false);
return path;
}
private Path computeSourcePath() {
List<String> sourcePathArgs = options.getMulti(SOURCEPATH);
// Ceylon: default source path
if (sourcePathArgs.isEmpty())
sourcePathArgs = FileUtil.filesToPathList(DefaultToolOptions.getCompilerSourceDirs(config));
Path path = new Path();
for (String pathArg : sourcePathArgs) {
path.addFiles(pathArg);
}
return path;
}
Collection<File> otherSearchPath() {
if (otherSearchPath == null) {
lazy();
Path userClassPath = getPathForLocation(CLASS_PATH);
Path sourcePath = getPathForLocation(SOURCE_PATH);
if (sourcePath == null) otherSearchPath = userClassPath;
else {
otherSearchPath = new Path();
otherSearchPath.addAll(userClassPath);
otherSearchPath.addAll(sourcePath);
}
}
return Collections.unmodifiableCollection(otherSearchPath);
}
void setPathForLocation(Location location, Iterable<? extends File> path) {
// TODO? if (inited) throw new IllegalStateException
// TODO: otherwise reset sourceSearchPath, classSearchPath as needed
Path p;
if (path == null) {
if (location == CLASS_PATH) p = computeUserClassPath();
else if (location == PLATFORM_CLASS_PATH) p = computeBootClassPath();
else if (location == ANNOTATION_PROCESSOR_PATH) p = computeAnnotationProcessorPath();
else if (location == SOURCE_PATH) p = computeSourcePath();
else
// no defaults for other paths
p = null;
} else {
p = new Path();
for (File f : path) p.addFile(f, warn); // TODO: is use of warn appropriate?
}
pathsForLocation.put(location, p);
}
public Collection<File> classSearchPath() {
if (classSearchPath == null) {
lazy();
Path bootClassPath = getPathForLocation(PLATFORM_CLASS_PATH);
Path userClassPath = getPathForLocation(CLASS_PATH);
classSearchPath = new Path();
classSearchPath.addAll(bootClassPath);
classSearchPath.addAll(userClassPath);
}
return Collections.unmodifiableCollection(classSearchPath);
}
public Collection<File> sourcePath() {
lazy();
Path p = getPathForLocation(SOURCE_PATH);
return p == null || p.size() == 0 ? null : Collections.unmodifiableCollection(p);
}