void test(String[] opts, String className) throws Exception {
count++;
System.err.println("Test " + count + " " + Arrays.asList(opts) + " " + className);
Path testSrcDir = Paths.get(System.getProperty("test.src"));
Path testClassesDir = Paths.get(System.getProperty("test.classes"));
Path classes = Paths.get("classes." + count);
classes.createDirectory();
Context ctx = new Context();
PathFileManager fm = new JavacPathFileManager(ctx, true, null);
JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
List<String> options = new ArrayList<String>();
options.addAll(Arrays.asList(opts));
options.addAll(Arrays.asList("-verbose", "-XDverboseCompilePolicy", "-d", classes.toString()));
Iterable<? extends JavaFileObject> compilationUnits =
fm.getJavaFileObjects(testSrcDir.resolve(className + ".java"));
StringWriter sw = new StringWriter();
PrintWriter out = new PrintWriter(sw);
JavaCompiler.CompilationTask t =
compiler.getTask(out, fm, null, options, null, compilationUnits);
boolean ok = t.call();
System.err.println(sw.toString());
if (!ok) {
throw new Exception("compilation failed");
}
File expect = new File("classes." + count + "/" + className + ".class");
if (!expect.exists()) throw new Exception("expected file not found: " + expect);
long expectedSize = new File(testClassesDir.toString(), className + ".class").length();
long actualSize = expect.length();
if (expectedSize != actualSize)
throw new Exception("wrong size found: " + actualSize + "; expected: " + expectedSize);
}
public static void main(String[] args) throws MessagingException, IOException {
Properties props = new Properties();
try (InputStream in = Files.newInputStream(Paths.get("mail", "mail.properties"))) {
props.load(in);
}
List<String> lines = Files.readAllLines(Paths.get(args[0]), Charset.forName("UTF-8"));
String from = lines.get(0);
String to = lines.get(1);
String subject = lines.get(2);
StringBuilder builder = new StringBuilder();
for (int i = 3; i < lines.size(); i++) {
builder.append(lines.get(i));
builder.append("\n");
}
Console console = System.console();
String password = new String(console.readPassword("Password: "));
Session mailSession = Session.getDefaultInstance(props);
// mailSession.setDebug(true);
MimeMessage message = new MimeMessage(mailSession);
message.setFrom(new InternetAddress(from));
message.addRecipient(RecipientType.TO, new InternetAddress(to));
message.setSubject(subject);
message.setText(builder.toString());
Transport tr = mailSession.getTransport();
try {
tr.connect(null, password);
tr.sendMessage(message, message.getAllRecipients());
} finally {
tr.close();
}
}
public static void main(String args[]) {
try {
aServer asr = new aServer();
// file channel.
FileInputStream is = new FileInputStream("");
is.read();
FileChannel cha = is.getChannel();
ByteBuffer bf = ByteBuffer.allocate(1024);
bf.flip();
cha.read(bf);
// Path Paths
Path pth = Paths.get("", "");
// Files some static operation.
Files.newByteChannel(pth);
Files.copy(pth, pth);
// file attribute, other different class for dos and posix system.
BasicFileAttributes bas = Files.readAttributes(pth, BasicFileAttributes.class);
bas.size();
} catch (Exception e) {
System.err.println(e);
}
System.out.println("hello ");
}
public static void main(String[] args) throws IOException {
Path path = Paths.get("../alice.txt");
String contents = new String(Files.readAllBytes(path), StandardCharsets.UTF_8);
Stream<String> words = Stream.of(contents.split("[\\P{L}]+"));
show("words", words);
Stream<String> song = Stream.of("gently", "down", "the", "stream");
show("song", song);
Stream<String> silence = Stream.empty();
silence = Stream.<String>empty(); // Explicit type specification
show("silence", silence);
Stream<String> echos = Stream.generate(() -> "Echo");
show("echos", echos);
Stream<Double> randoms = Stream.generate(Math::random);
show("randoms", randoms);
Stream<BigInteger> integers = Stream.iterate(BigInteger.ONE, n -> n.add(BigInteger.ONE));
show("integers", integers);
Stream<String> wordsAnotherWay = Pattern.compile("[\\P{L}]+").splitAsStream(contents);
show("wordsAnotherWay", wordsAnotherWay);
try (Stream<String> lines = Files.lines(path, StandardCharsets.UTF_8)) {
show("lines", lines);
}
}
public static void main(String[] args) throws Exception {
Path dir = Paths.get(args[0]);
Files.walkFileTree(
dir,
new SimpleFileVisitor<Path>() {
@Override
public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) {
check(dir);
if (skip(dir)) return FileVisitResult.SKIP_SIBLINGS;
return FileVisitResult.CONTINUE;
}
@Override
public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) {
check(file);
if (skip(file)) return FileVisitResult.SKIP_SIBLINGS;
return FileVisitResult.CONTINUE;
}
@Override
public FileVisitResult postVisitDirectory(Path dir, IOException x) {
if (x != null) throw new RuntimeException(x);
check(dir);
return FileVisitResult.CONTINUE;
}
});
}
private static FileSystem fileSystem(URI file) {
try {
return FileSystems.newFileSystem(Paths.get(file.getPath()), null);
} catch (IOException e) {
throw new RuntimeException(e);
}
}
/**
* Removes any <code>"."</code> and <code>".."</code> directories from the
* path wherever possible.
*
* @param file The file instance which's path is to be normalized.
* @return <code>file</code> if it was already in normalized form. Otherwise, an object which's
* runtime class is guaranteed to be <code>java.io.File</code>.
*/
public static java.io.File normalize(final java.io.File file) {
final String path = file.getPath();
final String newPath = Paths.normalize(path, File.separatorChar);
return newPath != path // mind contract of Paths.normalize!
? new java.io.File(newPath)
: file;
}
public static void main(String[] args) throws Exception {
boolean followLinks = false;
boolean printCycles = false;
int i = 0;
while (i < (args.length - 1)) {
switch (args[i]) {
case "-follow":
followLinks = true;
break;
case "-printCycles":
printCycles = true;
break;
default:
throw new RuntimeException(args[i] + " not recognized");
}
i++;
}
Path dir = Paths.get(args[i]);
Set<FileVisitOption> options = new HashSet<FileVisitOption>();
if (followLinks) options.add(FileVisitOption.FOLLOW_LINKS);
final boolean follow = followLinks;
final boolean reportCycles = printCycles;
Files.walkFileTree(
dir,
options,
Integer.MAX_VALUE,
new FileVisitor<Path>() {
@Override
public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) {
System.out.println(dir);
return FileVisitResult.CONTINUE;
}
@Override
public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) {
System.out.println(file);
return FileVisitResult.CONTINUE;
}
@Override
public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
if (exc != null) throw exc;
return FileVisitResult.CONTINUE;
}
@Override
public FileVisitResult visitFileFailed(Path file, IOException exc) throws IOException {
if (follow && (exc instanceof FileSystemLoopException)) {
if (reportCycles) System.out.println(file);
return FileVisitResult.CONTINUE;
} else {
throw exc;
}
}
});
}
public static void main(String[] args) throws IOException {
// open file but do not close it. Its existance will be checked by
// the calling script.
Paths.get(args[0]).newByteChannel(READ, WRITE, DELETE_ON_CLOSE);
// check temporary file has been deleted after closing it
Path file = File.createTempFile("blah", "tmp").toPath();
file.newByteChannel(READ, WRITE, DELETE_ON_CLOSE).close();
if (file.exists()) throw new RuntimeException("Temporary file was not deleted");
Path dir = TestUtil.createTemporaryDirectory();
try {
// check that DELETE_ON_CLOSE fails when file is a sym link
if (TestUtil.supportsLinks(dir)) {
file = dir.resolve("foo").createFile();
Path link = dir.resolve("link").createSymbolicLink(file);
try {
link.newByteChannel(READ, WRITE, DELETE_ON_CLOSE);
throw new RuntimeException("IOException expected");
} catch (IOException ignore) {
}
}
// check that DELETE_ON_CLOSE works with files created via open
// directories
DirectoryStream stream = dir.newDirectoryStream();
try {
if (stream instanceof SecureDirectoryStream) {
SecureDirectoryStream secure = (SecureDirectoryStream) stream;
file = Paths.get("foo");
Set<OpenOption> opts = new HashSet<OpenOption>();
opts.add(WRITE);
opts.add(DELETE_ON_CLOSE);
secure.newByteChannel(file, opts).close();
if (dir.resolve(file).exists()) throw new RuntimeException("File not deleted");
}
} finally {
stream.close();
}
} finally {
TestUtil.removeAll(dir);
}
}
public static void main(String[] args) throws IOException {
Properties props = new Properties();
try (InputStream in = Files.newInputStream(Paths.get(args[0]))) {
props.load(in);
}
String url = props.remove("url").toString();
String result = doPost(url, props);
System.out.println(result);
}
@Test
@SuppressWarnings("unchecked")
public void parse_object() throws IOException {
List<Object> members =
(List<Object>) parser.parse(resources.sourceFile(Paths.get("_data", "members.yml")));
assertThat(members).hasSize(3);
assertThat((Map<String, Object>) members.get(0))
.containsExactly(entry("name", "Tom Preston-Werner"), entry("github", "mojombo"));
}
private void laden(Path saveName) throws IOException {
Properties prop = new Properties();
FileInputStream in = new FileInputStream(saveName.toString());
prop.load(in);
for (int i = 0; prop.containsKey(String.format("quellMenu%d", i)); i++)
quellListModel.addElement(
new ListItem(
Paths.get(prop.getProperty(String.format("quellMenu%d", i))),
Paths.get(prop.getProperty(String.format("quellMenu%d", i)))));
for (int i = 0; prop.containsKey(String.format("zielMenu%d", i)); i++)
zielListModel.addElement(
new ListItem(
Paths.get(prop.getProperty(String.format("zielMenu%d", i))),
Paths.get(prop.getProperty(String.format("zielMenu%d", i)))));
in.close();
}
private ArrayList<Path> holeLaufwerkeUnix() {
ArrayList<Path> laufwerksRoot = new ArrayList<>();
for (FileStore store : FileSystems.getDefault().getFileStores()) {
if (store.name().contains("/dev/sd")) {
laufwerksRoot.add(
Paths.get(store.toString().substring(0, store.toString().indexOf(' '))));
}
}
return laufwerksRoot;
}
/**
* 以阻塞的方式立即下载一个文件，该方法会覆盖已经存在的文件
*
* @param task
* @return "ok" if download success (else return errmessage);
*/
static String download(DownloadTask task) {
if (!openedStatus && show) openStatus();
URL url;
HttpURLConnection conn;
try {
url = new URL(task.getOrigin());
conn = (HttpURLConnection) url.openConnection();
conn.setConnectTimeout(30000);
conn.setReadTimeout(30000);
conn.setRequestProperty(
"User-Agent",
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/43.0.2357.134 Safari/"
+ Math.random());
if ("www.imgjav.com".equals(url.getHost())) { // 该网站需要带cookie请求
conn.setRequestProperty(
"User-Agent",
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/43.0.2357.134 Safari/537.36");
// conn.setRequestProperty("Cookie", "__cfduid=d219ea333c7a9b5743b572697b631925a1446093229;
// cf_clearance=6ae62d843f5d09acf393f9e4eb130d9366840c82-1446093303-28800");
conn.setRequestProperty(
"Cookie",
"__cfduid=d6ee846b378bb7d5d173a05541f8a2b6a1446090548; cf_clearance=ea10e8db31f8b6ee51570b118dd89b7e616d7b62-1446099714-28800");
conn.setRequestProperty("Host", "www.imgjav.com");
}
Path directory = Paths.get(task.getDest()).getParent();
if (!Files.exists(directory)) Files.createDirectories(directory);
} catch (Exception e) {
e.printStackTrace();
return e.getMessage();
}
try (InputStream is = conn.getInputStream();
BufferedInputStream in = new BufferedInputStream(is);
FileOutputStream fos = new FileOutputStream(task.getDest());
OutputStream out = new BufferedOutputStream(fos); ) {
int length = conn.getContentLength();
if (length < 1) throw new IOException("length<1");
byte[] binary = new byte[length];
byte[] buff = new byte[65536];
int len;
int index = 0;
while ((len = in.read(buff)) != -1) {
System.arraycopy(buff, 0, binary, index, len);
index += len;
allLen += len; // allLen有线程安全的问题 ，可能会不正确。无需精确数据，所以不同步了
task.setReceivePercent(String.format("%.2f", ((float) index / length) * 100) + "%");
}
out.write(binary);
} catch (IOException e) {
e.printStackTrace();
return e.getMessage();
}
return "ok";
}
public void buildUnknownFiles(File appDir, File outFile, Map<String, Object> meta)
throws AndrolibException {
File file;
Path globalPath = Paths.get(appDir.getPath() + File.separatorChar + UNK_DIRNAME);
if (meta.containsKey("unknownFiles")) {
LOGGER.info("Copying unknown files/dir...");
Map<String, String> files = (Map<String, String>) meta.get("unknownFiles");
try {
// set our filesystem options
Map<String, String> zip_properties = new HashMap<>();
zip_properties.put("create", "false");
zip_properties.put("encoding", "UTF-8");
// create filesystem
Path path = Paths.get(outFile.getAbsolutePath());
// loop through files inside
for (Map.Entry<String, String> entry : files.entrySet()) {
file = new File(globalPath.toFile(), entry.getKey());
if (file.isFile() && file.exists()) {
insertFolder(
path,
zip_properties,
file.getParentFile(),
entry.getValue(),
globalPath.toAbsolutePath());
insertFile(path, zip_properties, file, entry.getValue(), globalPath.toAbsolutePath());
}
}
} catch (IOException ex) {
throw new AndrolibException(ex);
}
}
}
/**
* Makes home folder and the configuration file readable and writable only to the owner.
*
* @param cs the <tt>ConfigurationService</tt> instance to check for home folder and configuration
* file.
*/
private static void fixPermissions(ConfigurationService cs) {
if (!OSUtils.IS_LINUX && !OSUtils.IS_MAC) return;
try {
// let's check config file and config folder
File homeFolder = new File(cs.getScHomeDirLocation(), cs.getScHomeDirName());
Set<PosixFilePermission> perms =
new HashSet<PosixFilePermission>() {
{
add(PosixFilePermission.OWNER_READ);
add(PosixFilePermission.OWNER_WRITE);
add(PosixFilePermission.OWNER_EXECUTE);
}
};
Files.setPosixFilePermissions(Paths.get(homeFolder.getAbsolutePath()), perms);
String fileName = cs.getConfigurationFilename();
if (fileName != null) {
File cf = new File(homeFolder, fileName);
if (cf.exists()) {
perms =
new HashSet<PosixFilePermission>() {
{
add(PosixFilePermission.OWNER_READ);
add(PosixFilePermission.OWNER_WRITE);
}
};
Files.setPosixFilePermissions(Paths.get(cf.getAbsolutePath()), perms);
}
}
} catch (Throwable t) {
logger.error("Error creating c lib instance for fixing file permissions", t);
if (t instanceof InterruptedException) Thread.currentThread().interrupt();
else if (t instanceof ThreadDeath) throw (ThreadDeath) t;
}
}
private void parsestories() {
try {
List<String> lns =
Files.readAllLines(Paths.get("datasets/" + name + ".tsv"), Charset.defaultCharset());
for (String ln : lns) stories.add(Story.fromtext(ln));
} catch (IOException e) {
System.out.println("Error reading dataset.");
System.exit(1);
}
}
/**
* Gets a connection from the properties specified in the file database.properties
*
* @return the database connection
*/
public static Connection getConnection() throws SQLException, IOException {
Properties props = new Properties();
try (InputStream in = Files.newInputStream(Paths.get("database.properties"))) {
props.load(in);
}
String drivers = props.getProperty("jdbc.drivers");
if (drivers != null) System.setProperty("jdbc.drivers", drivers);
String url = props.getProperty("jdbc.url");
String username = props.getProperty("jdbc.username");
String password = props.getProperty("jdbc.password");
return DriverManager.getConnection(url, username, password);
}
@Test
public void extension() {
assertThat(Resources.extension(Paths.get("file.txt"))).isEqualTo(".txt");
assertThat(Resources.extension(Paths.get("file.css.map"))).isEqualTo(".map");
assertThat(Resources.extension(Paths.get(".dotfile.ext"))).isEqualTo(".ext");
assertThat(Resources.extension(Paths.get("file"))).isEmpty();
assertThat(Resources.extension(Paths.get(".dotfile"))).isEmpty();
assertThat(Resources.extension(Paths.get("."))).isEmpty();
}
private void insertFile(
Path apkPath, Map<String, String> zip_properties, File insert, String method, Path location)
throws AndrolibException, IOException {
// ZipFileSystem only writes at .close()
// http://mail.openjdk.java.net/pipermail/nio-dev/2012-July/001764.html
try (FileSystem fs = FileSystems.newFileSystem(apkPath, null)) {
Path root = fs.getPath("/");
// in order to get the path relative to the zip, we strip off the absolute path, minus what we
// already have in the zip. thus /var/files/apktool/apk/unknown/folder/file => /folder/file
Path dest =
fs.getPath(root.toString(), insert.getAbsolutePath().replace(location.toString(), ""));
Path newFile = Paths.get(insert.getAbsolutePath());
Files.copy(newFile, dest, StandardCopyOption.REPLACE_EXISTING);
fs.close();
}
}
private void getCompileClasspath(
List<String> list, Set<Artifact> cutoff, DependentLoaderImplementation depLoader) {
if (!cutoff.contains(depLoader.artifact)) {
cutoff.add(depLoader.artifact);
DependentLoaderImplementation depLoaderImpl = enshureJarLoaded(depLoader.artifact);
for (URL url : depLoader.getURLs()) {
try {
String path = Paths.get(url.toURI()).toFile().getAbsolutePath();
if (!list.contains(path)) {
list.add(path);
}
} catch (Exception e) {
}
}
for (DependentLoaderImplementation dep : depLoaderImpl.dependencies) {
getCompileClasspath(list, cutoff, dep);
}
}
}
private int getNumberOfItems(Path quellOrdner) {
int retValue = 0;
try {
DirectoryStream<Path> qstream = Files.newDirectoryStream(quellOrdner);
for (Path qfile : qstream) {
if (Files.isDirectory(qfile)) {
getNumberOfItems(Paths.get(quellOrdner.toString() + "/" + qfile.getFileName()));
}
i++;
}
qstream.close();
} catch (IOException e) {
e.printStackTrace();
}
retValue = i;
return retValue;
}
private static void extractAndLoadNativeLibs() throws IOException {
Path target = Paths.get(ioTmpDir, "/tklib");
if (!target.toFile().exists()) {
Files.createDirectories(target);
}
final boolean windows = System.getProperty("os.name").equalsIgnoreCase("windows");
String fileExtension = windows ? "dll" : "so";
String prefix = windows ? "" : "lib";
String libPattern = fileExtension.equals("dll") ? "-windows" : "-linux" + "-x86";
if (System.getProperty("sun.arch.data.model").equals("64")) {
libPattern += "_64";
}
libPattern += "." + fileExtension;
// System.err.println(libPattern);
System.setProperty("java.library.path", target.toString());
// System.err.println(System.getProperty("java.library.path"));
extractAndLoadNativeLib(prefix + "JCudaDriver" + libPattern, target);
extractAndLoadNativeLib(prefix + "JCudaRuntime" + libPattern, target);
extractAndLoadNativeLib(prefix + "JCurand" + libPattern, target);
}
@BeforeClass
public static void findDependencies() throws Exception {
Path path = Paths.get("target/classes");
Archive archive = new Archive(path, ClassFileReader.newInstance(path)) {};
Finder finder = Dependencies.getClassDependencyFinder();
archive
.reader()
.getClassFiles()
.forEach(
classFile ->
StreamSupport.stream(finder.findDependencies(classFile).spliterator(), false)
.filter(dependency -> !isAnnotation(dependency))
.filter(dependency -> !self(dependency))
.forEach(
dependency ->
packageDependencies
.computeIfAbsent(
dependency.getOrigin().getPackageName(), key -> new TreeSet<>())
.add(dependency.getTarget().getPackageName())));
}
// void compileKernelsPtx()
static void compileKernelsPtx() throws IOException {
if (!new File(ioTmpDir, PHEROMONES_CU + ".ptx").exists()) { // TODO externalize
try (InputStream is =
CudaEngine.class.getResourceAsStream(
"/turtlekit/cuda/kernels/" + PHEROMONES_CU + ".cu")) {
final Path path = Paths.get(ioTmpDir, PHEROMONES_CU + ".cu");
try {
Files.copy(is, path);
} catch (FileAlreadyExistsException e) {
}
System.err.println("--------------- Compiling ptx ----------------------");
KernelLauncher.create(
path.toString(),
Kernel.DIFFUSION_TO_TMP.name(),
false,
"--use_fast_math",
"--prec-div=false"); // ,"--gpu-architecture=sm_20");
} catch (IOException e) {
throw e;
}
}
}
private List<ClassData> collectClasses(List<URI> uris) {
List<ClassData> found = new ArrayList<>();
for (URI uri : uris) {
if (uri.getPath().endsWith(".jar")) {
fileSystem(uri)
.getRootDirectories()
.forEach(
root ->
walk(root)
.filter(f -> f.toString().endsWith(".class"))
.map(ClassData::new)
.forEach(found::add));
} else {
walk(Paths.get(uri))
.filter(f -> f.toString().endsWith(".class"))
.map(ClassData::new)
.forEach(found::add);
}
}
return found;
}
public static void main(String args[]) throws IOException {
try {
Scanner in = args.length == 0 ? new Scanner(System.in) : new Scanner(Paths.get(args[0]));
try (Connection conn = getConnection()) {
Statement stat = conn.createStatement();
while (true) {
if (args.length == 0) System.out.println("Enter command or EXIT to exit:");
if (!in.hasNextLine()) return;
String line = in.nextLine();
if (line.equalsIgnoreCase("EXIT")) return;
if (line.trim().endsWith(";")) // remove trailing semicolon
{
line = line.trim();
line = line.substring(0, line.length() - 1);
}
try {
boolean isResult = stat.execute(line);
if (isResult) {
ResultSet rs = stat.getResultSet();
showResultSet(rs);
} else {
int updateCount = stat.getUpdateCount();
System.out.println(updateCount + " rows updated");
}
} catch (SQLException ex) {
for (Throwable e : ex) e.printStackTrace();
}
}
}
} catch (SQLException e) {
for (Throwable t : e) t.printStackTrace();
}
}
private static void extractAndLoadNativeLib(String nativeLibName, Path target) {
// System.err.println("loading "+nativeLibName);
final Path path = Paths.get(target.toString(), nativeLibName);
if (!path.toFile().exists()) {
try (InputStream is =
CudaEngine.class
.getClassLoader()
.getResourceAsStream("/lib/" + nativeLibName)) { // TODO TK property for lib dir
Files.copy(is, path);
} catch (IOException e) {
e.printStackTrace();
} catch (NullPointerException e) { // TODO find a way to do it instead of eclipse
final Path eclipsePath = FileSystems.getDefault().getPath("lib", nativeLibName);
try {
Files.copy(eclipsePath, path);
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
}
System.load(path.toString());
// System.load(nativeLibName);
}
public PalindromeTest() {
ArrayList<String> words = new ArrayList<String>();
ArrayList<String> palis;
try {
for (String line : Files.readAllLines(Paths.get("com/jsanders/web2"))) {
words.add(line);
}
} catch (IOException ex) {
System.out.println("IO error");
System.exit(1);
}
palis = Palindrome.palindromes(words);
assertEquals(palis.size(), 161, 0.01);
int shortest = Word.shortestLength(words);
assertEquals(shortest, 1, 0.01);
int longest = Word.longestLength(words);
assertEquals(longest, 24, 0.01);
ArrayList<String> shortestWords = Word.shortestWords(words);
assertEquals(shortestWords.size(), 52, 0.01);
ArrayList<String> longestWords = Word.longestWords(words);
assertEquals(longestWords.size(), 5, 0.01);
int totalWords = Word.totalWords(words);
double avgLen = Word.averageLength(words);
assertEquals(totalWords, 235886, 0.01);
assertEquals(avgLen, 9.56, 0.01);
ArrayList<Double> letterFreq = Word.letterFrequency(words);
assertEquals(letterFreq.get(0), 0.087, 0.01);
double properFreq = Word.properFrequency(words);
assertEquals(properFreq, 0.106, 0.01);
ArrayList<Integer> startFreq = Word.startFrequency(words);
assertEquals(startFreq.get(0), 17096, 0.01);
ArrayList<String> sameStartEnd = Word.startEndWords(words);
assertEquals(sameStartEnd.size(), 11505, 0.01);
try {
PrintWriter f = new PrintWriter("short.txt");
for (String w : shortestWords) f.println(w);
f.close();
f = new PrintWriter("long.txt");
for (String w : longestWords) f.println(w);
f.close();
f = new PrintWriter("same.txt");
for (String w : sameStartEnd) f.println(w);
f.close();
f = new PrintWriter("statistics.txt");
f.println("avg word len: " + avgLen);
f.println("freq of letters: " + letterFreq);
f.println("freq of proper nouns/names: " + properFreq);
f.println("words that start with each letter:: " + startFreq);
f.close();
} catch (IOException ex) {
System.out.println("IO error");
System.exit(1);
}
}
/** @throws IOException */
public static void start() throws IOException {
// флаг для рекурсивного просмотра каталогов
Path dir = Paths.get(IN_PATH);
new WatchDir(dir).processEvents();
}