Example usage for com.google.common.io Files toString

Introduction

In this page you can find the example usage for com.google.common.io Files toString.

Prototype

public static String toString(File file, Charset charset) throws IOException 

Source Link

Usage

From source file:org.apache.flink.api.java.tuple.TupleGenerator.java

private static void insertCodeIntoFile(String code, File file) throws IOException {
    String fileContent = Files.toString(file, StandardCharsets.UTF_8);

    try (Scanner s = new Scanner(fileContent)) {
        StringBuilder sb = new StringBuilder();
        String line;/*from   w ww  .ja va 2s .  c  o  m*/

        boolean indicatorFound = false;

        // add file beginning
        while (s.hasNextLine() && (line = s.nextLine()) != null) {
            sb.append(line).append("\n");
            if (line.contains(BEGIN_INDICATOR)) {
                indicatorFound = true;
                break;
            }
        }

        if (!indicatorFound) {
            System.out.println("No indicator found in '" + file + "'. Will skip code generation.");
            s.close();
            return;
        }

        // add generator signature
        sb.append("\t// GENERATED FROM ").append(TupleGenerator.class.getName()).append(".\n");

        // add tuple dependent code
        sb.append(code).append("\n");

        // skip generated code
        while (s.hasNextLine() && (line = s.nextLine()) != null) {
            if (line.contains(END_INDICATOR)) {
                sb.append(line).append("\n");
                break;
            }
        }

        // add file ending
        while (s.hasNextLine() && (line = s.nextLine()) != null) {
            sb.append(line).append("\n");
        }
        s.close();
        Files.write(sb.toString(), file, StandardCharsets.UTF_8);
    }
}

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From source file:com.facebook.presto.cli.ConsoleOld.java

@Override
public void run() {
    ClientSession session = clientOptions.toClientSession();
    boolean hasQuery = !Strings.isNullOrEmpty(clientOptions.execute);
    boolean isFromFile = !Strings.isNullOrEmpty(clientOptions.file);

    if (!hasQuery || !isFromFile) {
        AnsiConsole.systemInstall();//from   w  w  w  .j  av a2s .  c om
    }

    initializeLogging(session.isDebug());

    String query = clientOptions.execute;
    if (isFromFile) {
        if (hasQuery) {
            throw new RuntimeException("both --execute and --file specified");
        }
        try {
            query = Files.toString(new File(clientOptions.file), Charsets.UTF_8);
            hasQuery = true;
        } catch (IOException e) {
            throw new RuntimeException(
                    format("Error reading from file %s: %s", clientOptions.file, e.getMessage()));
        }
    }

    try (QueryRunner queryRunner = QueryRunner.create(session)) {
        if (hasQuery) {
            executeCommand(queryRunner, query, clientOptions.outputFormat);
        } else {
            runConsole(queryRunner, session);
        }
    }
}

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From source file:org.jclouds.vagrant.internal.VagrantCliFacade.java

@Override
public LoginCredentials sshConfig(String machineName) {
    SshConfig sshConfig = vagrant.sshConfig(machineName);
    LoginCredentials.Builder loginCredentialsBuilder = LoginCredentials.builder().user(sshConfig.getUser());
    try {/*from   ww w  .j  a  va 2 s . c om*/
        String privateKey = Files.toString(new File(sshConfig.getIdentityFile()), Charset.defaultCharset());
        loginCredentialsBuilder.privateKey(privateKey);
    } catch (IOException e) {
        throw new IllegalStateException("Invalid private key " + sshConfig.getIdentityFile(), e);
    }

    return loginCredentialsBuilder.build();
}

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From source file:zotmc.collect.forge.McCollectInit.java

@EventHandler
public void preInit(FMLPreInitializationEvent event) {
    try {/*from w  w w .j  a  v  a 2  s.c om*/
        File dir = new File(event.getModConfigurationDirectory(), MODID);

        if (dir.exists() && !dir.isDirectory())
            dir.delete();
        dir.mkdirs();

        Joiner slash = Joiner.on('/');

        for (File f : dir.listFiles())
            try {
                String fn = f.getName();

                if (fn.toLowerCase(ENGLISH).endsWith(".js"))
                    scripts.put(fn, Files.toString(f, Charsets.UTF_8));

                else if (fn.toLowerCase(ENGLISH).endsWith(".zip")) {
                    Closer closer = Closer.create();

                    try {
                        ZipFile zf = new ZipFile(f);
                        closer.register(zf);

                        for (ZipEntry ze : Enumerable.forZipFile(zf))
                            if (ze.getName().toLowerCase(ENGLISH).endsWith(".js")) {
                                String zen = slash.join(fn, ze.getName());

                                try {
                                    scripts.put(zen, CharStreams.toString(
                                            new InputStreamReader(zf.getInputStream(ze), Charsets.UTF_8)));

                                } catch (Exception e) {
                                    FMLLog.log(ERROR, e, "[%s] An error occurred while reading a file: %s",
                                            NAME, zen);
                                }
                            }

                    } catch (Exception e) {
                        throw e;
                    } finally {
                        closer.close();
                    }
                }

            } catch (Exception e) {
                FMLLog.log(ERROR, e, "[%s] An error occurred while reading a file: %s", NAME, f.getName());
            }

    } catch (Exception e) {
        FMLLog.log(ERROR, e, "[%s] An error occurred while trying to access the setting files!", NAME);
    }

}

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From source file:org.xmlsh.aws.gradle.lambda.AWSLambdaInvokeTask.java

private void setupPayload(InvokeRequest request) throws IOException {
    Object payload = getPayload();
    String str;//from  w  ww .  j  ava2s  .  c om
    if (payload instanceof ByteBuffer) {
        request.setPayload((ByteBuffer) payload);
        return;
    }
    if (payload instanceof File) {
        File file = (File) payload;
        str = Files.toString(file, Charsets.UTF_8);
    } else if (payload instanceof Closure) {
        Closure<?> closure = (Closure<?>) payload;
        str = closure.call().toString();
    } else {
        str = payload.toString();
    }
    request.setPayload(str);
}

---

From source file:org.jclouds.vagrant.internal.BoxConfig.java

protected BoxConfig(File vagrantHome, String name, String version, String provider) {
    File boxes = new File(vagrantHome, VagrantConstants.VAGRANT_BOXES_SUBFOLDER);
    File boxPath = new File(boxes, name.replace("/", VagrantConstants.ESCAPE_SLASH));
    File versionPath = new File(boxPath, version);
    File providerPath = new File(versionPath, provider);
    File vagrantfilePath = new File(providerPath, VagrantConstants.VAGRANTFILE);

    if (!vagrantfilePath.exists()) {
        throw new IllegalStateException("Vagrantfile for box '" + name + "'" + " at "
                + vagrantfilePath.getAbsolutePath() + " not found");
    }/*  www  .j  a  v a 2  s.  c o  m*/

    try {
        config = Files.toString(vagrantfilePath, Charsets.UTF_8);
    } catch (IOException e) {
        throw new IllegalStateException(
                "Failure reading box '" + name + "'" + " at " + vagrantfilePath.getAbsolutePath(), e);
    }

    this.providerPath = providerPath;
}

---

From source file:com.ferusgrim.gradletodo.TodoOutputTask.java

@TaskAction
public void run() throws IOException {
    final PatternSet patternSet = new PatternSet();
    patternSet.setIncludes(this.input.getIncludes());
    patternSet.setExcludes(this.input.getExcludes());

    for (final DirectoryTree dirTree : this.input.getSrcDirTrees()) {
        final File dir = dirTree.getDir();

        if (!dir.exists() || !dir.isDirectory()) {
            continue;
        }/*from w  w  w. j a  va 2  s  .c o m*/

        final FileTree tree = this.getProject().fileTree(dir).matching(this.input.getFilter())
                .matching(patternSet);

        for (final File file : tree) {
            final Map<Integer, String> matches = this.getFileMatches(Files.toString(file, Charsets.UTF_8));

            if (!matches.isEmpty()) {
                System.out.println();
                LOGGER.warn("{} TODO{} found in `{}`", matches.size(), matches.size() == 1 ? "" : "s",
                        file.getName());

                for (final Map.Entry<Integer, String> match : matches.entrySet()) {
                    LOGGER.warn("L{}: {}", match.getKey(), match.getValue().trim());
                }
            }
        }
    }
}

---

From source file:org.sonar.gherkin.checks.EndLineCharactersCheck.java

private boolean fileContainsIllegalEndLineCharacters() {
    try {//w w w. j a  v a2s  . c om
        String fileContent = Files.toString(getContext().getFile(), charset);
        return "CR".equals(endLineCharacters) && Pattern.compile("(?s)\n").matcher(fileContent).find()
                || "LF".equals(endLineCharacters) && Pattern.compile("(?s)\r").matcher(fileContent).find()
                || "CRLF".equals(endLineCharacters)
                        && Pattern.compile("(?s)(\r(?!\n)|(?<!\r)\n)").matcher(fileContent).find();
    } catch (IOException e) {
        throw new IllegalStateException(
                "Check gherkin:" + this.getClass().getAnnotation(Rule.class).key() + ": File cannot be read.",
                e);
    }
}

---

From source file:com.android.tools.idea.rendering.GutterIconCache.java

@Nullable
private static Icon createXmlIcon(@NotNull String path, @Nullable ResourceResolver resolver) {
    try {//from  w  w  w.j  a  v  a 2  s  .c  o  m
        boolean isRetina = ourRetinaEnabled && UIUtil.isRetina();
        VdPreview.TargetSize imageTargetSize = VdPreview.TargetSize
                .createSizeFromWidth(isRetina ? 2 * MAX_WIDTH : MAX_WIDTH);

        String xml = Files.toString(new File(path), Charsets.UTF_8);
        // See if this drawable is a vector; we can't render other drawables yet.
        // TODO: Consider resolving selectors to render for example the default image!
        if (xml.contains("<vector")) {
            Document document = XmlUtils.parseDocumentSilently(xml, true);
            if (document == null) {
                return null;
            }
            Element root = document.getDocumentElement();
            if (root == null) {
                return null;
            }
            if (resolver != null) {
                replaceResourceReferences(root, resolver);
            }
            StringBuilder builder = new StringBuilder(100);
            BufferedImage image = VdPreview.getPreviewFromVectorDocument(imageTargetSize, document, builder);
            if (builder.length() > 0) {
                LOG.warn("Problems rendering " + path + ": " + builder);
            }
            if (image != null) {
                if (isRetina) {
                    // The Retina image uses a scale of 2, and the RetinaImage class creates an
                    // image of size w/scale, h/scale. If the width or height is less than the scale,
                    // this rounds to width or height 0, which will cause exceptions to be thrown.
                    // Don't attempt to create a Retina image for images like that. See issue 65676.
                    final int scale = 2;
                    if (image.getWidth() >= scale && image.getHeight() >= scale) {
                        try {
                            @SuppressWarnings("ConstantConditions")
                            Image hdpiImage = RetinaImage.createFrom(image, scale, null);
                            return new RetinaImageIcon(hdpiImage);
                        } catch (Throwable t) {
                            // Can't always create Retina images (see issue 65609); fall through to non-Retina code path
                            ourRetinaEnabled = false;
                        }
                    }
                }
                return new ImageIcon(image);
            }
        }
    } catch (Throwable e) {
        LOG.warn(String.format("Could not read/render icon image %1$s", path), e);
    }

    return null;
}

---

From source file:com.google.dart.tools.core.html.HtmlBuildParticipant.java

protected void processHtml(IFile file) {
    try {/*from   w ww  . ja v  a  2  s.c  o  m*/
        MarkerUtilities.deleteMarkers(file);

        XmlDocument document = new HtmlParser(Files.toString(file.getLocation().toFile(), Charsets.UTF_8))
                .parse();

        validate(document, file);
    } catch (CoreException e) {
        DartCore.logError(e);
    } catch (IOException ioe) {

    }
}

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