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

Introduction

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

Prototype

public static String toString(Readable r) throws IOException 

Source Link

Document

Reads all characters from a Readable object into a String .

Usage

From source file:com.netflix.spinnaker.orca.pipeline.util.HttpClientUtils.java

public static String httpGetAsString(String url) throws IOException {
    try (CloseableHttpResponse response = httpClient.execute(new HttpGet(url))) {
        try (final Reader reader = new InputStreamReader(response.getEntity().getContent())) {
            return CharStreams.toString(reader);
        }//from   ww w  .j  a  v a  2  s.c o m
    }
}

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From source file:org.apache.cloudstack.utils.process.ProcessRunner.java

/**
 * Executes a process with provided list of commands with a given timeout that is less
 * than or equal to DEFAULT_MAX_TIMEOUT// w  w w  . java 2 s. c  o m
 * @param commands list of string commands
 * @param timeOut timeout duration
 * @return returns process result
 */
public ProcessResult executeCommands(final List<String> commands, final Duration timeOut) {
    Preconditions.checkArgument(commands != null && timeOut != null && timeOut.getStandardSeconds() > 0L
            && (timeOut.compareTo(DEFAULT_MAX_TIMEOUT) <= 0) && executor != null);

    int retVal = -2;
    String stdOutput = null;
    String stdError = null;

    try {
        final Process process = new ProcessBuilder().command(commands).start();
        final Future<Integer> processFuture = executor.submit(new Callable<Integer>() {
            @Override
            public Integer call() throws Exception {
                return process.waitFor();
            }
        });
        try {
            retVal = processFuture.get(timeOut.getStandardSeconds(), TimeUnit.SECONDS);
        } catch (ExecutionException e) {
            retVal = -2;
            stdError = e.getMessage();
            if (LOG.isTraceEnabled()) {
                LOG.trace("Failed to complete the requested command due to execution error: " + e.getMessage());
            }
        } catch (TimeoutException e) {
            retVal = -1;
            stdError = "Operation timed out, aborted";
            if (LOG.isTraceEnabled()) {
                LOG.trace("Failed to complete the requested command within timeout: " + e.getMessage());
            }
        } finally {
            if (Strings.isNullOrEmpty(stdError)) {
                stdOutput = CharStreams.toString(new InputStreamReader(process.getInputStream()));
                stdError = CharStreams.toString(new InputStreamReader(process.getErrorStream()));
            }
            process.destroy();
        }
        if (LOG.isTraceEnabled()) {
            LOG.trace("Process standard output: " + stdOutput);
            LOG.trace("Process standard error output: " + stdError);
        }
    } catch (IOException | InterruptedException e) {
        stdError = e.getMessage();
        LOG.error("Exception caught error running commands: " + e.getMessage());
    }
    return new ProcessResult(stdOutput, stdError, retVal);
}

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From source file:de.kaixo.mubi.lists.store.MubiListsToElasticSearchLoader.java

public boolean prepareIndex(boolean dropAndCreate) {
    final IndicesAdminClient indexClient = client.admin().indices();

    if (indexClient.exists(new IndicesExistsRequest(INDEX_NAME)).actionGet().isExists()) {
        if (dropAndCreate) {
            indexClient.delete(new DeleteIndexRequest(INDEX_NAME)).actionGet();
        } else {//from  ww w. j  a v  a 2s.com
            return false;
        }
    }

    InputStream indexSettingsStream = MubiListsToElasticSearchLoader.class
            .getResourceAsStream(INDEX_SETTINGS_JSON);
    if (indexSettingsStream == null) {
        logger.error("Resource not found: " + INDEX_SETTINGS_JSON);
        return false;
    }

    Settings indexSettings = ImmutableSettings.builder()
            .loadFromStream(INDEX_SETTINGS_JSON, indexSettingsStream).build();

    InputStream mappingInputStream = MubiListsToElasticSearchLoader.class
            .getResourceAsStream(LIST_MAPPING_JSON);
    if (mappingInputStream == null) {
        logger.error("Resource not found: " + LIST_MAPPING_JSON);
        return false;
    }

    try {
        String mapping = CharStreams.toString(new InputStreamReader(mappingInputStream, "UTF-8"));
        CompletableFuture<? extends ActionResponse> future = supplyAsync(
                indexClient.prepareCreate(INDEX_NAME).setSettings(indexSettings).addMapping(TYPE, mapping)::get)
                        .thenApply(r -> indexClient.prepareFlush(INDEX_NAME).get());
        future.join();
    } catch (IOException e) {
        // We do not expect this to happen!
        logger.error("This should not have happened!", e);
        return false;
    } catch (ElasticsearchException e) {
        logger.error("While trying to create index " + INDEX_NAME + ": ", e);
        return false;
    } catch (CompletionException e) {
        logger.error("While trying to create index " + INDEX_NAME + ": ", e);
        return false;
    }
    return true;
}

---

From source file:org.killbill.billing.plugin.core.PluginServlet.java

protected String getRequestData(final ServletRequest req) throws IOException {
    final InputStream input = req.getInputStream();
    final InputSupplier<InputStream> inputStreamInputSupplier = new InputSupplier<InputStream>() {
        public InputStream getInput() throws IOException {
            return input;
        }/*from  w  w  w . j  av a  2  s  .c om*/
    };
    final InputSupplier<InputStreamReader> inputSupplier = CharStreams
            .newReaderSupplier(inputStreamInputSupplier, Charsets.UTF_8);
    return CharStreams.toString(inputSupplier);
}

---

From source file:net.awired.visuwall.core.application.common.ApplicationHelper.java

public static void changeLogLvl() {
    Level loglvl = ApplicationHelper.findLogLvl();
    try {/*from  w w w.  j a  va  2  s . c  o m*/
        InputStream logConfStream = ApplicationHelper.class.getResourceAsStream("/visuwall-logback.xml");
        String logConfString = CharStreams.toString(new InputStreamReader(logConfStream));
        if (loglvl != null) {
            // TODO replace with a better regexp to replace all tags like that <logger name="net.awired" level="DEBUG" />
            // TODO or replace by a xml parser or replace by a deep logback communication to set log lvl
            logConfString = logConfString.replace("DEBUG", loglvl.toString());
        }
        LoggerContext lc = (LoggerContext) LoggerFactory.getILoggerFactory();
        try {
            JoranConfigurator configurator = new JoranConfigurator();
            configurator.setContext(lc);
            lc.reset();
            configurator.doConfigure(new ByteArrayInputStream(logConfString.getBytes()));
        } catch (JoranException je) {
            je.printStackTrace();
        }
        StatusPrinter.printInCaseOfErrorsOrWarnings(lc);
    } catch (IOException e) {
        LOG.error("Can not change application log level", e);
    }

    // don't change root lvl as is may put hibernate or jetty in debug
    //        Logger root = (Logger) LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME);
    //        root.setLevel(loglvl);
}

---

From source file:org.retrostore.request.RequestDataImpl.java

@Override
public String getBody() {
    try {//from ww  w . j a  v  a  2 s  .  c o  m
        return CharStreams.toString(new InputStreamReader(mRequest.getInputStream(), Charsets.UTF_8));
    } catch (IOException ex) {
        LOG.warning(String.format("Could not read request body: '%s'.", ex.getMessage()));
        return "";
    }
}

---

From source file:oculus.aperture.parchment.ParchmentModule.java

@Override
protected void configure() {
    logger.info("Loading Parchment Module...");

    MapBinder<String, ResourceDefinition> resourceBinder = MapBinder.newMapBinder(binder(), String.class,
            ResourceDefinition.class);

    // Provides the image service bindings.
    resourceBinder.addBinding("/parchment/{confidence}/{currency}")
            .toInstance(new ResourceDefinition(ParchmentResource.class).setVariable("currency",
                    new Variable(Variable.TYPE_URI_PATH, "", false, false)));

    // Provides the CSS bindings
    resourceBinder.addBinding("/parchment.css").toInstance(new ResourceDefinition(ParchmentCSSResource.class));

    // Prep CSS// w  w w.  j a  v  a2 s .  c  o  m
    InputStream inp = ParchmentModule.class.getResourceAsStream("parchment.css");
    String css = null;

    try {
        css = CharStreams.toString(new BufferedReader(new InputStreamReader(inp, Charset.forName("UTF-8"))));
    } catch (IOException e) {
        logger.error("Failure Loading Parchment Module", e);
    } finally {
        Closeables.closeQuietly(inp);
    }

    // bind result in guice.
    Names.bindProperties(this.binder(), ImmutableMap.of("aperture.parchment.css", css != null ? css : "{}"));

}

---

From source file:li.klass.fhem.fhem.FHEMWEBConnection.java

@Override
public RequestResult<String> executeCommand(String command, Context context) {
    LOG.info("executeTask command " + command);

    String urlSuffix = generateUrlSuffix(command);

    InputStreamReader reader = null;
    try {//  w  ww .  j av a 2s . c o  m
        RequestResult<InputStream> response = executeRequest(urlSuffix);
        if (response.error != null) {
            return new RequestResult<>(response.error);
        }

        reader = new InputStreamReader(response.content);
        String content = CharStreams.toString(reader);
        if (content.contains("<title>") || content.contains("<div id=")) {
            LOG.error("found strange content: " + content);
            ErrorHolder.setError("found strange content in URL " + urlSuffix + ": \r\n\r\n" + content);
            return new RequestResult<>(INVALID_CONTENT);
        }

        return new RequestResult<>(content);
    } catch (Exception e) {
        LOG.error("cannot handle result", e);
        return new RequestResult<>(INTERNAL_ERROR);
    } finally {
        close(reader);
    }
}

---

From source file:li.klass.fhem.domain.core.DeviceXMLParsingBase.java

@Before
public void before() throws Exception {
    AndFHEMApplication.setContext(context);

    ObjectGraph graph = AndFHEMApplication.createDaggerGraph();
    setFieldValue(deviceListParser, "parser", graph.get(XmlListParser.class));
    setFieldValue(deviceListParser, "gPlotHolder", graph.get(GPlotHolder.class));
    setFieldValue(deviceListParser, "deviceConfigurationProvider",
            graph.get(DeviceConfigurationProvider.class));

    mockStrings();//from   ww  w  .  java 2s  .  c  o m

    doReturn(true).when(connectionService).mayShowInCurrentConnectionType(any(DeviceType.class), eq(context));

    InputStream inputStream = null;
    InputStreamReader inputStreamReader = null;
    try {

        inputStream = getTestFileBaseClass().getResourceAsStream(getFileName());

        if (inputStream == null) {
            throw new IllegalArgumentException("cannot find " + getFileName());
        }

        inputStreamReader = new InputStreamReader(inputStream, Charsets.UTF_8);
        String content = CharStreams.toString(inputStreamReader);

        roomDeviceList = deviceListParser.parseXMLListUnsafe(content, context);
    } finally {
        CloseableUtil.close(inputStream, inputStreamReader);
    }
}

---

From source file:com.netflix.spinnaker.kork.web.exceptions.GenericExceptionHandlers.java

@ExceptionHandler(RetrofitError.class)
public void handleRetrofitError(RetrofitError e, HttpServletResponse response, HttpServletRequest request)
        throws IOException {
    if (e.getResponse() != null) {
        Map<String, Object> additionalContext = new HashMap<>();
        additionalContext.put("url", e.getResponse().getUrl());

        Header contentTypeHeader = e.getResponse().getHeaders().stream()
                .filter(h -> h.getName().equalsIgnoreCase("content-type")).findFirst().orElse(null);

        if (contentTypeHeader != null
                && contentTypeHeader.getValue().toLowerCase().contains("application/json")) {
            // include any json responses
            additionalContext.put("body", CharStreams
                    .toString(new InputStreamReader(e.getResponse().getBody().in(), Charsets.UTF_8)));
        }//w  w w . j  ava2s. co  m

        storeException(request, response, new RetrofitErrorWrapper(e.getMessage(), additionalContext));
        response.sendError(e.getResponse().getStatus(), e.getMessage());
    } else {
        // no retrofit response (likely) indicates a NETWORK error
        handleException(e, response, request);
    }
}

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