private ImmutableSortedSet<Path> getRecordedOutputDirsAndFiles() throws IOException {
final ImmutableSortedSet.Builder<Path> paths = ImmutableSortedSet.naturalOrder();
// Add files from output directories.
for (final Path output : pathsToOutputs) {
projectFilesystem.walkRelativeFileTree(
output,
new SimpleFileVisitor<Path>() {
@Override
public FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
throws IOException {
paths.add(file);
return FileVisitResult.CONTINUE;
}
@Override
public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs)
throws IOException {
paths.add(dir);
return FileVisitResult.CONTINUE;
}
});
}
return paths.build();
}
public ImmutableSet<Path> getFilesUnderPath(
Path pathRelativeToProjectRoot,
final Predicate<Path> predicate,
EnumSet<FileVisitOption> visitOptions)
throws IOException {
final ImmutableSet.Builder<Path> paths = ImmutableSet.builder();
walkRelativeFileTree(
pathRelativeToProjectRoot,
visitOptions,
wrapWithIgnoringFileVisitor(
new SimpleFileVisitor<Path>() {
@Override
public FileVisitResult visitFile(Path path, BasicFileAttributes attributes) {
if (predicate.apply(path)) {
paths.add(path);
}
return FileVisitResult.CONTINUE;
}
}));
return paths.build();
}
public ImmutableSet<IjFolder> createExcludes(IjModule module) throws IOException {
final ImmutableSet.Builder<IjFolder> excludesBuilder = ImmutableSet.builder();
final Path moduleBasePath = module.getModuleBasePath();
projectFilesystem.walkRelativeFileTree(
moduleBasePath,
new FileVisitor<Path>() {
@Override
public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs)
throws IOException {
// This is another module that's nested in this one. The entire subtree will be handled
// When we create excludes for that module.
if (filesystemTraversalBoundaryPaths.contains(dir) && !moduleBasePath.equals(dir)) {
return FileVisitResult.SKIP_SUBTREE;
}
if (!referencedFolderPaths.contains(dir)) {
excludesBuilder.add(new ExcludeFolder(dir));
return FileVisitResult.SKIP_SUBTREE;
}
return FileVisitResult.CONTINUE;
}
@Override
public FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
throws IOException {
return FileVisitResult.CONTINUE;
}
@Override
public FileVisitResult visitFileFailed(Path file, IOException exc) throws IOException {
return FileVisitResult.CONTINUE;
}
@Override
public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
return FileVisitResult.CONTINUE;
}
});
return excludesBuilder.build();
}
@Override
public Set<Path> findDrawables(Collection<Path> dirs, ProjectFilesystem filesystem)
throws IOException {
final ImmutableSet.Builder<Path> drawableBuilder = ImmutableSet.builder();
for (Path dir : dirs) {
filesystem.walkRelativeFileTree(
dir,
new SimpleFileVisitor<Path>() {
@Override
public FileVisitResult visitFile(Path path, BasicFileAttributes attributes) {
String unixPath = MorePaths.pathWithUnixSeparators(path);
if (DRAWABLE_PATH_PATTERN.matcher(unixPath).matches()
&& !DRAWABLE_EXCLUDE_PATTERN.matcher(unixPath).matches()) {
// The path is normalized so that the value can be matched against patterns.
drawableBuilder.add(path);
}
return FileVisitResult.CONTINUE;
}
});
}
return drawableBuilder.build();
}
/**
* Similar to {@link #walkFileTree(Path, FileVisitor)} except this takes in a path relative to the
* project root.
*/
public void walkRelativeFileTree(
Path pathRelativeToProjectRoot, final FileVisitor<Path> fileVisitor) throws IOException {
walkRelativeFileTree(
pathRelativeToProjectRoot, EnumSet.of(FileVisitOption.FOLLOW_LINKS), fileVisitor);
}