/**
* Because we're running with a security manager (most likely), we need to scan for Lingo3G
* license in ES configuration directories.
*/
private Path scanForLingo3GLicense(Environment environment, Path pluginConfigPath) {
List<Path> licenses = new ArrayList<>();
for (Path candidate :
new Path[] {
pluginConfigPath.resolve("license.xml"),
pluginConfigPath.resolve(".license.xml"),
environment.configFile().resolve("license.xml"),
environment.configFile().resolve(".license.xml")
}) {
logger.debug(
"Lingo3G license location scan: {} {}.",
candidate.toAbsolutePath().normalize(),
Files.isRegularFile(candidate) ? "(found)" : "(not found)");
if (Files.isRegularFile(candidate)) {
licenses.add(candidate);
}
}
if (licenses.size() > 1) {
throw new ElasticsearchException(
"There should be exactly one Lingo3G license on scan paths: {}", licenses);
}
if (licenses.size() == 1) {
return licenses.iterator().next();
} else {
return null;
}
}
/**
* Execute a single filesystem test against the given path.
*
* @param path The {@code Path} to test
* @param test The character code of the test to perform.
* @return {@code null} if the test passes, or a {@code FileSystemTestFailure} if it fails.
*/
protected static FileSystemTestFailure testPath(final Path path, char test) {
switch (test) {
case 'e':
return (Files.exists(path))
? null
: new FileSystemTestFailure(path, test, "The path does not exist");
case 'f':
return (Files.isRegularFile(path))
? null
: new FileSystemTestFailure(path, test, "The path is not a file");
case 'd':
return (Files.isDirectory(path))
? null
: new FileSystemTestFailure(path, test, "The path is not a directory");
case 'z':
try {
if (!Files.isRegularFile(path))
return new FileSystemTestFailure(path, test, "The path is not a file");
return (Files.size(path) < 1)
? null
: new FileSystemTestFailure(path, test, "The path is not zero length");
} catch (IOException ioe) {
return new FileSystemTestFailure(path, test, "The path could not be read");
}
case 's':
try {
if (!Files.isRegularFile(path))
return new FileSystemTestFailure(path, test, "The path is not a file");
return (Files.size(path) > 0)
? null
: new FileSystemTestFailure(path, test, "The path is a zero length file");
} catch (IOException ioe) {
return new FileSystemTestFailure(path, test, "The path could not be read");
}
case 'r':
return (Files.isReadable(path))
? null
: new FileSystemTestFailure(path, test, "The path is not readable");
case 'w':
return (Files.isWritable(path))
? null
: new FileSystemTestFailure(path, test, "The path is not writable");
case 'x':
return (Files.isExecutable(path))
? null
: new FileSystemTestFailure(path, test, "The path is not executable");
default:
throw new IllegalArgumentException("Unrecognized path test: " + test);
}
}
private static Stream<String> apps() {
if (cl instanceof URLClassLoader) {
URLClassLoader ucl = (URLClassLoader) cl;
return Stream.of(ucl.getURLs())
.map(propagating(url -> Paths.get(url.toURI())))
.flatMap(
propagating(
path -> {
if (Files.isRegularFile(path)) {
return zipContents(path);
} else if (Files.isDirectory(path)) {
return Files.walk(path)
.map(subpath -> path.relativize(subpath))
.map(subpath -> subpath.toString())
.filter(subpath -> subpath.endsWith(".class"))
.map(Scanner::toClassName);
} else {
return Stream.empty();
}
}))
.filter(x -> !x.startsWith("com.cakemanny.app."))
.filter(implementsInterface(App.class));
} else {
return Stream.empty();
}
}
public void testPlatformBinPermissions() throws Exception {
assumeTrue("posix filesystem", isPosix);
Tuple<Path, Environment> env = createEnv(fs, temp);
Path pluginDir = createPluginDir(temp);
Path platformDir = pluginDir.resolve("platform");
Path platformNameDir = platformDir.resolve("linux-x86_64");
Path platformBinDir = platformNameDir.resolve("bin");
Files.createDirectories(platformBinDir);
Path programFile = Files.createFile(platformBinDir.resolve("someprogram"));
// a file created with Files.createFile() should not have execute permissions
Set<PosixFilePermission> sourcePerms = Files.getPosixFilePermissions(programFile);
assertFalse(sourcePerms.contains(PosixFilePermission.OWNER_EXECUTE));
assertFalse(sourcePerms.contains(PosixFilePermission.GROUP_EXECUTE));
assertFalse(sourcePerms.contains(PosixFilePermission.OTHERS_EXECUTE));
String pluginZip = createPlugin("fake", pluginDir);
installPlugin(pluginZip, env.v1());
assertPlugin("fake", pluginDir, env.v2());
// check that the installed program has execute permissions, even though the one added to the
// plugin didn't
Path installedPlatformBinDir =
env.v2()
.pluginsFile()
.resolve("fake")
.resolve("platform")
.resolve("linux-x86_64")
.resolve("bin");
assertTrue(Files.isDirectory(installedPlatformBinDir));
Path installedProgramFile = installedPlatformBinDir.resolve("someprogram");
assertTrue(Files.isRegularFile(installedProgramFile));
Set<PosixFilePermission> installedPerms = Files.getPosixFilePermissions(installedProgramFile);
assertTrue(installedPerms.contains(PosixFilePermission.OWNER_EXECUTE));
assertTrue(installedPerms.contains(PosixFilePermission.GROUP_EXECUTE));
assertTrue(installedPerms.contains(PosixFilePermission.OTHERS_EXECUTE));
}
public long getFileSize(Path pathRelativeToProjectRoot) throws IOException {
Path path = getPathForRelativePath(pathRelativeToProjectRoot);
if (!Files.isRegularFile(path)) {
throw new IOException("Cannot get size of " + path + " because it is not an ordinary file.");
}
return Files.size(path);
}
@Test
public void testScanOSGiLog() throws IOException {
StringBundler sb = new StringBundler();
try (DirectoryStream<Path> directoryStream =
Files.newDirectoryStream(Paths.get(System.getProperty("osgi.state.dir")), "*.log")) {
for (Path path : directoryStream) {
if (!Files.isRegularFile(path)) {
continue;
}
sb.append("\nPortal log assert failure, OSGi log found: ");
sb.append(path);
sb.append(StringPool.COLON);
sb.append(StringPool.NEW_LINE);
sb.append(new String(Files.readAllBytes(path), Charset.defaultCharset()));
sb.append(StringPool.NEW_LINE);
}
}
if (sb.index() != 0) {
Assert.fail(sb.toString());
}
}
/**
* Berechnet initial einen Hashwert über alle Dateien innerhalb des überwachten Ordners und
* speichert diesen in der Datenbank. Ist der Eintrag vorhanden, so wird nur der Hashwert und das
* Datum geupdated, ansonsten ein neuer Eintrag angelegt
*
* @param path
* @param importance
*/
public Folder(Path path, Controller.Importance importance) {
this.path = path;
this.importance = importance;
fileList(path.toString());
for (Path p : files) {
try {
// Hashwert berechnen und überprüfen ob Datei bereits
// in Datenbank ist
pstmt = connect.prepareStatement("SELECT * FROM hashwerte WHERE File LIKE '" + p + "';");
rs = pstmt.executeQuery();
if (Files.isRegularFile(p) == true) {
if (!rs.next()) {
insertInto(p, importance);
} else {
update(p, importance);
}
}
} catch (Exception ex) {
Logger.getLogger(Folder.class.getName()).log(Level.SEVERE, null, ex);
}
try {
rs.close();
pstmt.close();
} catch (SQLException ex) {
Logger.getLogger(Folder.class.getName()).log(Level.SEVERE, null, ex);
}
}
}
private void initConfig() {
if (Files.isRegularFile(Config.getConfigFile())) {
try {
config = Config.load(Config.getConfigFile());
} catch (IOException e) {
logger.error("Failed to load config", e);
config = new Config();
}
} else {
config = new Config();
}
if (!config.getDefaultModSelection().hasModule(TerasologyConstants.CORE_GAMEPLAY_MODULE)) {
config.getDefaultModSelection().addModule(TerasologyConstants.CORE_GAMEPLAY_MODULE);
}
if (!validateServerIdentity()) {
CertificateGenerator generator = new CertificateGenerator();
CertificatePair serverIdentity = generator.generateSelfSigned();
config
.getSecurity()
.setServerCredentials(serverIdentity.getPublicCert(), serverIdentity.getPrivateCert());
config.save();
}
renderingConfig = config.getRendering();
logger.info("Video Settings: " + renderingConfig.toString());
CoreRegistry.putPermanently(Config.class, config);
}
public static Collection<ProfileDef> getAvailableProfiles(Path rootDir) {
Path profileDir = getProfileDirectory(rootDir);
if (!Files.isDirectory(profileDir)) {
return Collections.emptySet();
}
List<ProfileDef> result = new LinkedList<>();
try (DirectoryStream<Path> profileDirContent = Files.newDirectoryStream(profileDir)) {
int suffixLength = PROFILE_FILE_NAME_SUFFIX.length();
for (Path file : profileDirContent) {
if (!Files.isRegularFile(file)) {
continue;
}
String fileName = file.getFileName().toString();
String normFileName = fileName.toLowerCase(Locale.ROOT);
if (!normFileName.endsWith(PROFILE_FILE_NAME_SUFFIX)) {
continue;
}
// This should hold, but check it just in case I don't know
// something about weird case issues.
if (fileName.length() >= suffixLength) {
String profileName = fileName.substring(0, fileName.length() - suffixLength);
result.add(new ProfileDef(null, fileName, profileName));
}
}
} catch (IOException ex) {
LOGGER.log(Level.INFO, "Cannot list profile directory: " + profileDir, ex);
}
return result;
}
public PathContentProvider(Path filePath, int bufferSize) throws IOException {
if (!Files.isRegularFile(filePath)) throw new NoSuchFileException(filePath.toString());
if (!Files.isReadable(filePath)) throw new AccessDeniedException(filePath.toString());
this.filePath = filePath;
this.fileSize = Files.size(filePath);
this.bufferSize = bufferSize;
}
/** Must be called or paths will not generate */
public static void initialize() {
// By default, the path should be the code location (where JVE.jar is)
getInstance();
try {
URL urlToSource = PathManager.class.getProtectionDomain().getCodeSource().getLocation();
codeLocation = Paths.get(urlToSource.toURI());
// System.out.println("codeLocation: " + codeLocation);
if (Files.isRegularFile(codeLocation)) {
location = codeLocation.getParent().getParent();
// System.out.println("Running from a file (jar). Setting installPath to: " +
// installPath);
}
} catch (URISyntaxException e) {
// Can't use logger, because logger not set up when PathManager is used.
// System.out.println("Failed to convert code location to uri");
}
// If terasology.jar's location could not be resolved (maybe running from an IDE) then fallback
// on working path
if (location == null) {
location = Paths.get("").toAbsolutePath();
// System.out.println("installPath was null, running from IDE. Setting it to: " +
// installPath);
}
logger = LoggerFactory.getLogger(PathManager.class);
logger.info("Location: " + getLocationPath() + "/");
}
public static void main(String[] args) {
try {
File[] files =
new File(Paths.get("/Users/AriApar/Dropbox", "results").toString())
.listFiles(
new FilenameFilter() {
@Override
public boolean accept(File dir, String name) {
return (name.contains("2x")
|| name.contains("3x")
|| name.contains("4x")
|| name.contains("5x")
|| name.contains("6x")
|| name.contains("7x")
|| name.contains("8x"));
}
});
for (File f : files) {
Path filePath = f.toPath();
File resFile =
new File(
Paths.get("/Users/AriApar/Documents", "lazy_wo_cost", "results", f.getName())
.toString());
if (Files.isRegularFile(filePath) && resFile.exists() && !resFile.isDirectory()) {
if (!matchesWinners(f, resFile))
System.out.println("Winners for " + f.getName() + " doesn't match");
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
public int run() throws IOException {
try {
int b = in.read();
if (b != -1) {
dOut.write(b);
size++;
return 1;
} else {
dOut.close();
tmpOut.close();
LongObjectId loid = LongObjectId.fromRaw(dOut.getMessageDigest().digest());
Path mediaFile = lfsUtil.getMediaFile(loid);
if (Files.isRegularFile(mediaFile)) {
long fsSize = Files.size(mediaFile);
if (fsSize != size) {
throw new CorruptMediaFile(mediaFile, size, fsSize);
}
} else {
FileUtils.mkdirs(mediaFile.getParent().toFile(), true);
FileUtils.rename(tmpFile.toFile(), mediaFile.toFile());
}
LfsPointer lfsPointer = new LfsPointer(loid, size);
lfsPointer.encode(out);
out.close();
return -1;
}
} catch (IOException e) {
out.close();
dOut.close();
tmpOut.close();
throw e;
}
}
@GET
@javax.ws.rs.Path("/overview")
@NoCache
public Response getAtonOverviewIcon(@Context HttpServletRequest request) throws Exception {
long t0 = System.currentTimeMillis();
String type = request.getParameter("seamark:type");
if (StringUtils.isBlank(type)) {
return Response.temporaryRedirect(new URI("/img/aton/aton.png")).build();
}
// Prepare an AtoN to use as a template for icon construction
AtonNode aton = new AtonNode();
// Construct a repository path to the icon
Path path = repositoryService.getRepoRoot().resolve(OVERVIEW_ICON_REPO);
path = addParam(aton, path, request, "seamark:type");
path = addParam(aton, path, request, "seamark:" + type + ":category");
path = addParam(aton, path, request, "seamark:" + type + ":shape");
path = addParam(aton, path, request, "seamark:" + type + ":colour");
path = addParam(aton, path, request, "seamark:" + type + ":colour_pattern");
path = addParam(aton, path, request, "seamark:topmark:shape");
path = addParam(aton, path, request, "seamark:topmark:colour");
path = addParam(aton, path, request, "seamark:light:character");
path = addParam(aton, path, request, "seamark:light:colour");
// And the actual icon file
path = path.resolve("aton_icon_" + OVERVIEW_ICON_WIDTH + "x" + OVERVIEW_ICON_HEIGHT + ".png");
if (!Files.isRegularFile(path)) {
checkCreateParentDirs(path);
try (FileOutputStream out = new FileOutputStream(path.toFile())) {
AtonIconRenderer.renderIcon(
aton.toVo(),
"png",
out,
OVERVIEW_ICON_WIDTH, // width
OVERVIEW_ICON_HEIGHT, // height
OVERVIEW_ICON_WIDTH / 3, // x
2 * OVERVIEW_ICON_HEIGHT / 3, // y
OVERVIEW_ICON_SCALE // scale
);
log.trace(
"Generated AtoN PNG " + path + " in " + (System.currentTimeMillis() - t0) + " ms");
}
}
// Redirect to the icon
String iconUri = repositoryService.getRepoUri(path);
return Response.temporaryRedirect(new URI("../" + iconUri)).build();
}
public static Config createDefaultConfig(
Path root, ImmutableMap<String, ImmutableMap<String, String>> configOverrides)
throws IOException {
ImmutableList.Builder<Path> configFileBuilder = ImmutableList.builder();
configFileBuilder.addAll(listFiles(GLOBAL_BUCK_CONFIG_DIRECTORY_PATH));
if (Files.isRegularFile(GLOBAL_BUCK_CONFIG_FILE_PATH)) {
configFileBuilder.add(GLOBAL_BUCK_CONFIG_FILE_PATH);
}
Path homeDirectory = Paths.get(System.getProperty("user.home"));
Path userConfigDir = homeDirectory.resolve(DEFAULT_BUCK_CONFIG_DIRECTORY_NAME);
configFileBuilder.addAll(listFiles(userConfigDir));
Path userConfigFile = homeDirectory.resolve(DEFAULT_BUCK_CONFIG_FILE_NAME);
if (Files.isRegularFile(userConfigFile)) {
configFileBuilder.add(userConfigFile);
}
Path configFile = root.resolve(DEFAULT_BUCK_CONFIG_FILE_NAME);
if (Files.isRegularFile(configFile)) {
configFileBuilder.add(configFile);
}
Path overrideConfigFile = root.resolve(DEFAULT_BUCK_CONFIG_OVERRIDE_FILE_NAME);
if (Files.isRegularFile(overrideConfigFile)) {
configFileBuilder.add(overrideConfigFile);
}
ImmutableList<Path> configFiles = configFileBuilder.build();
ImmutableList.Builder<ImmutableMap<String, ImmutableMap<String, String>>> builder =
ImmutableList.builder();
for (Path file : configFiles) {
try (Reader reader = Files.newBufferedReader(file, StandardCharsets.UTF_8)) {
ImmutableMap<String, ImmutableMap<String, String>> parsedConfiguration = Inis.read(reader);
LOG.debug("Loaded a configuration file %s: %s", file, parsedConfiguration);
builder.add(parsedConfiguration);
}
}
LOG.debug("Adding configuration overrides: %s", configOverrides);
builder.add(configOverrides);
return new Config(builder.build());
}
/** Validate that the report pages were generated correctly */
private void validateReports(GraphContext context) {
ReportService reportService = new ReportService(context);
ReportModel reportModel = getMainApplicationReport(context);
Path appReportPath =
Paths.get(reportService.getReportDirectory(), reportModel.getReportFilename());
TestJavaApplicationOverviewUtil util = new TestJavaApplicationOverviewUtil();
util.loadPage(appReportPath);
util.checkFilePathAndTag("src_example", "src/main/resources/test.properties", "Properties");
util.checkFilePathAndTag("src_example", "src/main/resources/WEB-INF/web.xml", "Web XML 3.0");
util.checkFilePathAndTag(
"src_example", "src/main/resources/WEB-INF/web.xml", "TestTag2"); // WINDUP-679
util.checkFilePathAndIssues(
"src_example",
"org.windup.examples.servlet.SampleServlet",
"References annotation 'javax.servlet.annotation.WebServlet'");
util.checkFilePathAndIssues("src_example", "src/main/resources/WEB-INF/web.xml", "Container");
util.checkFilePathAndIssues(
"src_example", "src/main/resources/WEB-INF/web.xml", "Title for Hint from XML");
util.checkFilePathAndIssues(
"src_example", "src/main/resources/WEB-INF/web.xml", "title from user script");
util.checkFilePathAndIssues(
"src_example",
"org.windup.examples.servlet.SampleServlet",
"javax.servlet.http.HttpServletRequest usage");
XsltTransformationService xsltService = new XsltTransformationService(context);
Assert.assertTrue(
Files.isRegularFile(
xsltService.getTransformedXSLTPath().resolve("web-xml-converted-example.xml")));
Assert.assertTrue(
Files.isRegularFile(
xsltService
.getTransformedXSLTPath()
.resolve("web-xmluserscript-converted-example.xml")));
validateSpringBeanReport(context);
validateEJBReport(context);
validateJPAReport(context);
validateMigrationIssuesReport(context);
}
private void onNewPath(Path path) throws IOException {
if (Files.isHidden(path)) {
return;
}
if (Files.isRegularFile(path)) {
onNewFile(path);
} else {
onNewDirectory(path);
}
}
@Test
public void whenBuckBuiltTwiceLogIsPresent() throws IOException, InterruptedException {
AssumeAndroidPlatform.assumeSdkIsAvailable();
final ProjectWorkspace workspace =
TestDataHelper.createProjectWorkspaceForScenario(this, "file_watching", tmp);
workspace.setUp();
workspace.runBuckdCommand("build", "//java/com/example/activity:activity").assertSuccess();
Path buildLogFile = workspace.getPath("buck-out/bin/build.log");
assertTrue(Files.isRegularFile(buildLogFile));
Files.delete(buildLogFile);
ProcessResult rebuild =
workspace.runBuckdCommand("build", "//java/com/example/activity:activity");
rebuild.assertSuccess();
buildLogFile = workspace.getPath("buck-out/bin/build.log");
assertTrue(Files.isRegularFile(buildLogFile));
}
static boolean isZip(Path path) {
if (!Files.isRegularFile(path)) {
return false;
}
try (ZipFile ignored = new ZipFile(path.toFile())) {
return true;
} catch (IOException ignored) {
// Probably not a JAR file.
return false;
}
}
// Set type of file as name of the element
private void setType(Element element, Path path) {
if (Files.isDirectory(path)) {
element.setLocalName(FileType.DIR.getName());
return;
} else if (Files.isRegularFile(path)) {
element.setLocalName(FileType.FILE.getName());
return;
} else if (Files.isSymbolicLink(path)) {
element.setLocalName(FileType.SYMLINK.getName());
return;
} else element.setLocalName(FileType.OTHER.getName());
}
@Test
public void testFullClass() throws IOException {
Path path =
Paths.get("src/test/java/com/carrotsearch/hppc/generator/parser/KTypeVTypeClass.java");
// Path path =
// Paths.get("c:\\carrot2\\gh.carrotsearch\\hppc\\hppc\\src\\main\\templates\\com\\carrotsearch\\hppc\\KTypeArrayDeque.java");
Assume.assumeTrue(Files.isRegularFile(path));
SignatureProcessor sp =
new SignatureProcessor(new String(Files.readAllBytes(path), StandardCharsets.UTF_8));
System.out.println(sp.process(new TemplateOptions(Type.LONG, Type.GENERIC)));
}
private String loadApplicationKey() throws IOException {
final Path configFile = Paths.get("settings.properties"); // NOI18N.
assertTrue(Files.exists(configFile));
assertTrue(Files.isRegularFile(configFile));
assertTrue(Files.isReadable(configFile));
final Properties settings = new Properties();
try (final InputStream input = Files.newInputStream(configFile)) {
settings.load(input);
}
final String appKey = settings.getProperty("app.key"); // NOI18N.
assertNotNull(appKey);
return appKey;
}
Cache(String d) throws IOException {
root = fs.getPath(d);
assert Files.isDirectory(root);
notesdb = root.resolve("notes.db");
assert Files.isRegularFile(notesdb) : "notes.db isn't exist";
supportSapComNotes = root.resolve("support-sap-com-notes");
if (!Files.exists(supportSapComNotes)) Files.createDirectory(supportSapComNotes);
launchpad = root.resolve("launchpad");
if (!Files.exists(launchpad)) Files.createDirectory(launchpad);
}
/**
* Attempts to read or write data from or to a file.
*
* <p>If the file is found to be missing or the reset parameter is set to true, the file will be
* written with the default data, and the default data will be returned.
*
* <p>If the file is found to be a regular, readable file, the file is read in, and its contents
* returned.
*
* <p>If the method runs into an error while attempting any of this, a message is printed to the
* log, and the default data is returned.
*
* @param directory the directory the file is in.
* @param fileName the name of the file, without the .txt ending.
* @param defaultData the data to write to the file, or default to.
* @param reset if the file should be overwritten with the default data.
* @return the data contained in the file, or the default data.
*/
public static String readOrWrite(
String directory, String fileName, String defaultData, boolean reset) {
Path path = Paths.get(directory, fileName + ".txt");
try {
if (Files.isRegularFile(path) && !reset) {
return new String(Files.readAllBytes(path));
} else {
Files.write(path, defaultData.getBytes());
}
} catch (IOException e) {
LogHelper.info("Caught IOException when reading " + path.getFileName());
}
return defaultData;
}
@Test
public void testUploadFile() throws FileNotFoundException {
InputStream stream = new FileInputStream("/opt/digiverso/junit/data/metadata.xml");
Part file = new MockUploadedFile(stream, "./some/path\\junit.xml");
MassImportForm massImportForm = new MassImportForm();
assertNotNull(massImportForm);
massImportForm.setTemplate(template);
massImportForm.setUploadedFile(file);
massImportForm.uploadFile();
Path dest = Paths.get(ConfigurationHelper.getInstance().getTemporaryFolder(), "junit.xml");
assertTrue(Files.exists(dest) && Files.isRegularFile(dest));
}
// Returns the backup file of the specified resource entry if available or null.
// A backup file is either a *.bak file or a biffed file which has been overridden.
private static Path getBackupFile(ResourceEntry entry) {
Path file = getCurrentFile(entry);
if (entry instanceof FileResourceEntry
|| (entry instanceof BIFFResourceEntry && entry.hasOverride())) {
if (file != null) {
Path bakFile = file.getParent().resolve(file.getFileName().toString() + ".bak");
if (Files.isRegularFile(bakFile)) {
return bakFile;
}
}
} else if (entry instanceof BIFFResourceEntry) {
return file;
}
return null;
}
private Optional<String> readFileIfItExists(Path fileToRead, String pathRelativeToProjectRoot) {
if (Files.isRegularFile(fileToRead)) {
String contents;
try {
contents = new String(Files.readAllBytes(fileToRead), Charsets.UTF_8);
} catch (IOException e) {
// Alternatively, we could return Optional.absent(), though something seems suspicious if we
// have already verified that fileToRead is a file and then we cannot read it.
throw new RuntimeException("Error reading " + pathRelativeToProjectRoot, e);
}
return Optional.of(contents);
} else {
return Optional.absent();
}
}
/**
* Attempts to open the file for future read access. Returns {@link Optional#absent()} if the file
* does not exist.
*/
public Optional<Reader> getReaderIfFileExists(Path pathRelativeToProjectRoot) {
Path fileToRead = getPathForRelativePath(pathRelativeToProjectRoot);
if (Files.isRegularFile(fileToRead)) {
try {
return Optional.of(
(Reader)
new BufferedReader(
new InputStreamReader(newFileInputStream(pathRelativeToProjectRoot))));
} catch (Exception e) {
throw new RuntimeException("Error reading " + pathRelativeToProjectRoot, e);
}
} else {
return Optional.absent();
}
}
// Returns an unoccupied filename based on 'file'.
private static Path getTempFile(Path file) {
Path retVal = null;
if (file != null && Files.isRegularFile(file)) {
final String fmt = ".%03d";
Path filePath = file.getParent();
String fileName = file.getFileName().toString();
for (int i = 0; i < 1000; i++) {
Path tmp = filePath.resolve(fileName + String.format(fmt, i));
if (!Files.exists(tmp) && Files.notExists(tmp)) {
retVal = tmp;
break;
}
}
}
return retVal;
}
/**
* @param root
* @param visitor
* @param maxDepth
*/
public void browse(File root, Visitor visitor, int maxDepth) {
try {
Files.walk(root.toPath(), maxDepth)
.forEach(
path -> {
if (Files.isDirectory(path)) {
visitor.doFolder();
} else if (Files.isRegularFile(path)) {
visitor.doFile();
} else {
visitor.doOther();
}
});
} catch (Exception e) {
e.printStackTrace();
}
}
