Example usage for java.nio.file Files readAllBytes

List of usage examples for java.nio.file Files readAllBytes

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Introduction

In this page you can find the example usage for java.nio.file Files readAllBytes.

Prototype

public static byte[] readAllBytes(Path path) throws IOException

Source Link

Document

Reads all the bytes from a file.

Usage

From source file:com.twosigma.beakerx.chart.serializer.RastersSerializer.java

@Override
public void serialize(Rasters rasters, JsonGenerator jgen, SerializerProvider sp) throws IOException {
    validate(rasters);/*from   ww  w  . ja  va 2 s  .  co  m*/

    jgen.writeStartObject();

    jgen.writeObjectField(TYPE, SerializerUtil.getTypeName(rasters));
    jgen.writeObjectField("x", rasters.getX());
    jgen.writeObjectField("y", rasters.getY());
    jgen.writeObjectField("opacity", rasters.getOpacity());
    jgen.writeObjectField("visible", rasters.getVisible());
    jgen.writeObjectField("yAxis", rasters.getYAxis());
    jgen.writeObjectField("position", rasters.getPosition());
    jgen.writeObjectField("width", rasters.getWidth());
    jgen.writeObjectField("height", rasters.getHeight());

    // datastring will override file path/url
    if (rasters.getDataString() != null) {
        jgen.writeObjectField("value", Bytes2Base64(rasters.getDataString(), null));
    } else if (!rasters.getFilePath().isEmpty()) {
        String path = rasters.getFilePath();
        File file = new File(path);

        if (!file.exists()) {
            throw new FileNotFoundException("Cannot find file " + path);
        }

        byte[] picture = Files.readAllBytes(new File(path).toPath());
        String extension = "";
        int i = path.lastIndexOf('.');
        if (i > 0) {
            extension = path.substring(i + 1);
        }

        jgen.writeObjectField("value", Bytes2Base64(picture, extension));
    } else if (!rasters.getFileUrl().isEmpty()) {
        jgen.writeObjectField("value", rasters.getFileUrl());
    }

    jgen.writeEndObject();
}

From source file:dlauncher.authorization.DefaultCredentialsManager.java

public DefaultCredentialsManager(File accountsFile, Charset encoding) throws IOException {
    this.accountsFile = accountsFile;
    this.encoding = encoding;
    if (accountsFile.exists()) {
        byte[] encoded = Files.readAllBytes(accountsFile.toPath());
        JSONObject obj = new JSONObject(new String(encoded, encoding));
        this.clientToken = obj.optString("clientToken", UUID.randomUUID().toString());
        JSONArray arr = obj.optJSONArray("authenticationDatabase");
        if (arr != null) {
            for (int i = 0; i < arr.length(); i++) {
                JSONObject obj1 = arr.getJSONObject(i);
                this.authDatabase.add(
                        new AuthorizationInfoImpl(obj1.getString("accessToken"), false, obj1.getString("uuid"),
                                obj1.getString("displayName"), obj1.optString("twitch_acces_token", null),
                                obj1.getString("userid"), obj1.getString("username")));
            }//from  w w  w .j  a  v  a  2s. c  o  m
        }
    } else {
        this.clientToken = UUID.randomUUID().toString();
    }
}

From source file:com.chenshu.compress.CompressTest.java

@Setup
public void prepare() {
    try {/*from  w  w  w  .j a  va  2  s . com*/
        src = Files.readAllBytes(Paths.get("./THIRDPARTYLICENSEREADME.txt"));
        data_jdk_gz = getJdkGzipCompressContent();
        data_commons_gz = getCommonsGzipCompressContent();
        data_commons_bz2 = getCommonsBZip2CompressContent();
        data_commons_deflate = getCommonsDeflateCompressContent();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:com.github.ffremont.microservices.springboot.node.tasks.InstallTask.java

/**
 * Installation/* w  w  w.  j  av  a2 s.  co m*/
 *
 * @param task
 * @throws
 * com.github.ffremont.microservices.springboot.node.exceptions.InvalidInstallationException
 * @throws
 * com.github.ffremont.microservices.springboot.node.exceptions.FailCreateMsException
 */
@Override
public void run(MicroServiceTask task)
        throws InvalidInstallationException, FailCreateMsException, TaskException {
    LOG.info("Installation du micro service {}...", task.getMs().getName());
    Path msVersionFolder = helper.targetDirOf(task.getMs());
    LOG.debug("Rpertoire d'installation {}", msVersionFolder);

    try {
        if (Files.notExists(msVersionFolder)) {
            Files.createDirectories(msVersionFolder);
            LOG.debug("Rpertoire cr");
        }

        // vrification du CHECKSUM
        Path checksumPath = Paths.get(msVersionFolder.toString(), CHECKSUM_FILE_NAME + ".txt");

        if (Files.exists(checksumPath)) {
            LOG.debug("Checksum rcupr {}", checksumPath);
            if (!task.getMs().getSha1().equals(new String(Files.readAllBytes(checksumPath)))) {
                throw new InvalidInstallationException("Le checksum n'est pas valide : " + this.nodeBase);
            }
        } else {
            installJarTask.run(task);
        }

        installPropTask.run(task);
    } catch (IOException ex) {
        LOG.warn("Anomalie non prvue lors de l'installation", ex);
        throw new FailCreateMsException("Installation impossible", ex);
    }

    LOG.info("Micro service {} install", task.getMs().getName());
}

From source file:com.mweagle.tereus.commands.evaluation.common.FileUtils.java

public String fileContents(String pathArg) throws Exception {
    try {//  ww  w. java  2  s. c  om
        Path resolved = this.templateRoot.resolve(pathArg).normalize();
        return new String(Files.readAllBytes(resolved), "UTF-8");
    } catch (RuntimeException e) {
        throw e;
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:org.wso2.msf4j.perftest.echo.springboot.EchoService.java

@RequestMapping("/EchoService/fileecho")
@ResponseBody//from   w w  w  . j a  v  a 2  s. c  o m
public String fileWrite(@RequestBody String body) throws InterruptedException, IOException {
    String returnStr = "";
    java.nio.file.Path tempfile = Files.createTempFile(UUID.randomUUID().toString(), ".tmp");
    Files.write(tempfile, body.getBytes(Charset.defaultCharset()), StandardOpenOption.CREATE,
            StandardOpenOption.TRUNCATE_EXISTING);
    returnStr = new String(Files.readAllBytes(tempfile), Charset.defaultCharset());
    Files.delete(tempfile);
    return returnStr;
}

From source file:org.apache.asterix.experiment.action.derived.RunAQLFileAction.java

@Override
public void doPerform() throws Exception {
    String aql = StandardCharsets.UTF_8.decode(ByteBuffer.wrap(Files.readAllBytes(aqlFilePath))).toString();
    String uri = MessageFormat.format(REST_URI_TEMPLATE, restHost, String.valueOf(restPort));
    HttpPost post = new HttpPost(uri);
    post.setHeader(HttpHeaders.CONTENT_TYPE, "application/json");
    post.setEntity(new StringEntity(aql, StandardCharsets.UTF_8));
    HttpEntity entity = httpClient.execute(post).getEntity();
    if (entity != null && entity.isStreaming()) {
        printStream(entity.getContent());
    }/*from   ww  w .  j  ava2  s. c o m*/
    if (aql.contains("compact")) {
        if (LOGGER.isLoggable(Level.INFO)) {
            LOGGER.info("Compaction has been completed");
        }
    }
}

From source file:com.ibm.util.merge.persistence.FilesystemPersistence.java

/**********************************************************************************
 * Cache JSON templates found in the template folder.
 * Note: The template folder is initialized from Merge.java from the web.xml value  for
 * merge-templates-folder, if it is not initilized the default value is /tmp/templates
 *
 * @param folder that contains template files
 *//*from  ww  w .  j a  v a2 s . com*/
@Override
public List<Template> loadAllTemplates() {
    List<Template> templates = new ArrayList<>();
    int count = 0;
    if (templateFolder.listFiles() == null) {
        throw new RuntimeException("Template Folder data was not found! " + templateFolder);
    }
    for (File file : templateFolder.listFiles()) {
        log.debug("Inspect potential template file: " + file);
        if (!file.isDirectory() && !file.getName().startsWith(".")) {
            try {
                String json = new String(Files.readAllBytes(file.toPath()));
                Template template = jsonProxy.fromJSON(json, Template.class);
                templates.add(template);
                log.info("Loaded template " + template.getFullName() + " : " + file.getAbsolutePath());
                count++;
            } catch (JsonSyntaxException e) {
                log.warn("Malformed JSON Template:" + file.getName(), e);
            } catch (FileNotFoundException e) {
                log.info("Moving on after file read error on " + file.getName(), e);
            } catch (IOException e) {
                log.warn("IOException Reading:" + file.getName(), e);
            }
        }

    }
    log.info("Loaded " + Integer.toString(count) + " templates from " + templateFolder);
    return templates;
}

From source file:net.arccotangent.pacchat.filesystem.KeyManager.java

public static KeyPair loadRSAKeys() {
    try {//  w  ww  . ja v a 2 s .  com
        km_log.i("Loading RSA key pair from disk.");
        byte[] privEncoded = Files.readAllBytes(privkeyFile.toPath());
        byte[] pubEncoded = Files.readAllBytes(pubkeyFile.toPath());

        X509EncodedKeySpec pubSpec = new X509EncodedKeySpec(Base64.decodeBase64(pubEncoded));
        PKCS8EncodedKeySpec privSpec = new PKCS8EncodedKeySpec(Base64.decodeBase64(privEncoded));

        KeyFactory keyFactory = KeyFactory.getInstance("RSA");

        PublicKey pubkey = keyFactory.generatePublic(pubSpec);
        PrivateKey privkey = keyFactory.generatePrivate(privSpec);

        return new KeyPair(pubkey, privkey);
    } catch (IOException | NoSuchAlgorithmException | InvalidKeySpecException e) {
        km_log.e("Error while loading keypair!");
        e.printStackTrace();
    }
    return null;
}

From source file:ch.sportchef.business.event.control.EventImageService.java

public byte[] getImage(@NotNull final Long eventId) throws IOException {
    final File file = new File(IMAGE_UPLOAD_PATH, String.format("%d%s", eventId, FILE_EXTENSION)); //NON-NLS
    if (file.exists()) {
        return Files.readAllBytes(file.toPath());
    }//from ww  w  .  ja v a2  s  . c o  m
    throw new NotFoundException(String.format("event with id '%d' has no image", eventId)); //NON-NLS
}