List of usage examples for com.google.common.io Files write
public static void write(CharSequence from, File to, Charset charset) throws IOException
From source file:com.google.devtools.javatools.transform.SourceTransformer.java
/** * Applies source transform {@literal task}s to each file in {@literal paths}, writing output * files for each one according to the {@literal outputFileFunction}. * * @throws IOException if a filesystem error occurs * @throws JavaParseException if source failed to parse *//*from w w w .j av a 2 s. c o m*/ public void transform(Iterable<String> paths) throws IOException { for (String path : paths) { String fileContent = Files.toString(new File(path), Charsets.UTF_8); for (SourceTransformTask task : tasks) { CompilationUnitTree tree = parse(fileContent); fileContent = task.transform(tree, fileContent); } File outFile = new File(outputFileFunction.apply(path)); Files.createParentDirs(outFile); Files.write(fileContent, outFile, Charsets.UTF_8); } }
From source file:co.cask.cdap.etl.mock.batch.MockExternalSource.java
/** * Used to write the input records for the pipeline run. Should be called after the pipeline has been created. * * @param fileName file to write the records into * @param records records that should be the input for the pipeline *///from www.j a v a 2 s . c o m public static void writeInput(String fileName, Iterable<StructuredRecord> records) throws Exception { String output = Joiner.on("\n").join(Iterables.transform(records, new Function<StructuredRecord, String>() { @Override public String apply(StructuredRecord input) { return GSON.toJson(input); } })); Files.write(output, new File(fileName), Charsets.UTF_8); }
From source file:org.deephacks.tools4j.config.internal.core.xml.XmlSchemaManager.java
private Map<String, Schema> readValues() { String dirValue = PROP.get(XML_CONFIG_SCHEMA_FILE_STORAGE_DIR_PROP); if (dirValue == null || "".equals(dirValue)) { dirValue = System.getProperty("java.io.tmpdir"); }/*w ww .j a va 2s . c o m*/ File file = new File(new File(dirValue), XML_SCHEMA_FILE_NAME); try { if (!file.exists()) { Files.write("<schema-xml></schema-xml>", file, Charset.defaultCharset()); } FileInputStream in = new FileInputStream(file); JAXBContext context = JAXBContext.newInstance(XmlSchemas.class); Unmarshaller unmarshaller = context.createUnmarshaller(); XmlSchemas schemas = (XmlSchemas) unmarshaller.unmarshal(in); return schemas.getSchemas(); } catch (JAXBException e) { throw new RuntimeException(e); } catch (FileNotFoundException e) { throw CFG202_XML_SCHEMA_FILE_MISSING(file); } catch (IOException e) { throw new RuntimeException(e); } }
From source file:org.opennms.newts.cassandra.NewtsInstance.java
public static CQLDataSet getDataSet(String keyspace, int replicationFactor) { try {/*from ww w. ja va 2 s. c o m*/ // Concatenate the schema strings String schemasString = ""; for (Schema schema : schemaLoader) { schemasString += CharStreams.toString(new InputStreamReader(schema.getInputStream())); } // Replace the placeholders schemasString = schemasString.replace(KEYSPACE_PLACEHOLDER, keyspace); schemasString = schemasString.replace(REPLICATION_FACTOR_PLACEHOLDER, Integer.toString(replicationFactor)); // Split the resulting script back into lines String lines[] = schemasString.split("\\r?\\n"); // Remove duplicate CREATE KEYSPACE statements; StringBuffer sb = new StringBuffer(); boolean foundCreateKeyspace = false; boolean skipNextLine = false; for (String line : lines) { if (line.startsWith("CREATE KEYSPACE")) { if (!foundCreateKeyspace) { foundCreateKeyspace = true; sb.append(line); sb.append("\n"); } else { skipNextLine = true; } } else if (skipNextLine) { skipNextLine = false; } else { sb.append(line); sb.append("\n"); } } // Write the results to disk File schemaFile = File.createTempFile("schema-", ".cql", new File("target")); schemaFile.deleteOnExit(); Files.write(sb.toString(), schemaFile, Charsets.UTF_8); return new FileCQLDataSet(schemaFile.getAbsolutePath(), false, true, keyspace); } catch (IOException e) { throw Throwables.propagate(e); } }
From source file:org.eclipse.xtext.generator.AbstractGeneratorFragment.java
/** * @since 2.7//from w w w .j av a 2 s.c om */ protected void writeStringIntoFile(String filename, String content, Charset encoding) { try { Files.write(content, new File(filename), encoding); } catch (IOException e) { throw new WrappedException(e); } }
From source file:brooklyn.entity.rebind.persister.MementoFileWriterSync.java
public void write(T val) { try {//from www . j ava 2 s . c o m lock.writeLock().lockInterruptibly(); } catch (InterruptedException e) { throw Exceptions.propagate(e); } try { Stopwatch stopwatch = Stopwatch.createStarted(); // Write to the temp file, then atomically move it to the permanent file location Files.write(serializer.toString(val), tmpFile, Charsets.UTF_8); Files.move(tmpFile, file); modCount.incrementAndGet(); if (LOG.isTraceEnabled()) LOG.trace("Wrote {}, took {}; modified file {} times", new Object[] { file, Time.makeTimeStringRounded(stopwatch), modCount }); } catch (IOException e) { throw Exceptions.propagate(e); } finally { lock.writeLock().unlock(); } }
From source file:org.glowroot.container.impl.LocalContainer.java
public LocalContainer(@Nullable File dataDir, boolean useFileDb, int port, boolean shared, Map<String, String> extraProperties) throws Exception { if (dataDir == null) { this.dataDir = TempDirs.createTempDir("glowroot-test-datadir"); deleteDataDirOnClose = true;/*from w w w . j a v a 2 s .c o m*/ } else { this.dataDir = dataDir; deleteDataDirOnClose = false; } this.shared = shared; File configFile = new File(this.dataDir, "config.json"); if (!configFile.exists()) { Files.write("{\"ui\":{\"port\":" + port + "}}", configFile, Charsets.UTF_8); } Map<String, String> properties = Maps.newHashMap(); properties.put("data.dir", this.dataDir.getAbsolutePath()); properties.put("internal.logging.spy", "true"); if (!useFileDb) { properties.put("internal.h2.memdb", "true"); } properties.putAll(extraProperties); try { MainEntryPoint.start(properties); } catch (org.glowroot.GlowrootModule.StartupFailedException e) { throw new StartupFailedException(e); } JavaagentMain.setTraceStoreThresholdMillisToZero(); final GlowrootModule glowrootModule = MainEntryPoint.getGlowrootModule(); checkNotNull(glowrootModule); IsolatedWeavingClassLoader.Builder loader = IsolatedWeavingClassLoader.builder(); AdviceCache adviceCache = glowrootModule.getTransactionModule().getAdviceCache(); loader.setShimTypes(adviceCache.getShimTypes()); loader.setMixinTypes(adviceCache.getMixinTypes()); List<Advice> advisors = Lists.newArrayList(); advisors.addAll(adviceCache.getAdvisors()); loader.setAdvisors(advisors); loader.setWeavingTimerService(glowrootModule.getTransactionModule().getWeavingTimerService()); loader.setTimerWrapperMethods( glowrootModule.getConfigModule().getConfigService().getAdvancedConfig().timerWrapperMethods()); loader.addBridgeClasses(AppUnderTest.class, AppUnderTestServices.class); loader.addExcludePackages("org.glowroot.api", "org.glowroot.advicegen", "org.glowroot.collector", "org.glowroot.common", "org.glowroot.config", "org.glowroot.jvm", "org.glowroot.local", "org.glowroot.shaded", "org.glowroot.transaction", "org.glowroot.weaving", "com.google.common"); isolatedWeavingClassLoader = loader.build(); httpClient = new HttpClient(glowrootModule.getUiModule().getPort()); configService = new ConfigService(httpClient, new GetUiPortCommand() { @Override public int getUiPort() throws Exception { // TODO report checker framework issue that checkNotNull needed here // in addition to above checkNotNull(glowrootModule); return glowrootModule.getUiModule().getPort(); } }); traceService = new TraceService(httpClient); this.glowrootModule = glowrootModule; }
From source file:pt.up.fe.specs.library.IoUtils.java
/** * Helper method for Guava Files.write, which uses the default Charset and * throws an unchecked exception./*from w w w . j a v a 2 s . c o m*/ * * @param contents * @param file */ public static void write(CharSequence contents, File file) { try { Files.write(contents, file, Charset.defaultCharset()); } catch (IOException e) { throw new RuntimeException("Could not write file '" + file + "'", e); } }
From source file:fr.xebia.workshop.monitoring.DocumentationGenerator.java
public void generateDocs(Collection<TeamInfrastructure> teamsInfrastructures, String baseWikiFolder) throws IOException { File wikiBaseFolder = new File(baseWikiFolder); if (wikiBaseFolder.exists()) { logger.debug("Delete wiki folder {}", wikiBaseFolder); wikiBaseFolder.delete();//from w ww. j av a2 s .c o m } wikiBaseFolder.mkdirs(); List<String> generatedWikiPageNames = Lists.newArrayList(); List<String> setupGeneratedWikiPageNames = Lists.newArrayList(); HashMap<TeamInfrastructure, List<String>> teamsPages = Maps.newHashMap(); for (TeamInfrastructure infrastructure : teamsInfrastructures) { List<String> generatedForTeam = Lists.newArrayList(); for (String template : TEMPLATE_LAB_NAMES) { try { Map<String, Object> rootMap = Maps.newHashMap(); rootMap.put("infrastructure", infrastructure); String templatePath = TEMPLATE_ROOT_PATH + template + ".ftl"; rootMap.put("generator", "This page has been generaterd by '{{{" + getClass() + "}}}' with template '{{{" + templatePath + "}}}' on the " + new DateTime()); String page = FreemarkerUtils.generate(rootMap, templatePath); String wikiPageName = "OSMonitoringLabs_" + infrastructure.getIdentifier() + "_" + template; wikiPageName = wikiPageName.replace('-', '_'); generatedWikiPageNames.add(wikiPageName); generatedForTeam.add(wikiPageName); File wikiPageFile = new File(wikiBaseFolder, wikiPageName + ".wiki"); Files.write(page, wikiPageFile, Charsets.UTF_8); logger.debug("Generated file {}", wikiPageFile); } catch (Exception e) { logger.error("Exception generating doc for {}", infrastructure, e); } } teamsPages.put(infrastructure, generatedForTeam); } StringWriter indexPageStringWriter = new StringWriter(); PrintWriter indexPageWriter = new PrintWriter(indexPageStringWriter); indexPageWriter.println("= Labs Per Team ="); List<TeamInfrastructure> teams = new ArrayList<TeamInfrastructure>(teamsPages.keySet()); Collections.sort(teams); for (TeamInfrastructure teamInfrastructure : teams) { for (String wikiPage : teamsPages.get(teamInfrastructure)) { indexPageWriter.println(" * [" + wikiPage + "]"); } } /* * for (String wikiPage : setupGeneratedWikiPageNames) { indexPageWriter.println(" # [" + wikiPage + "]"); } */ String indexPageName = "OS-Monitoring"; Files.write(indexPageStringWriter.toString(), new File(baseWikiFolder, indexPageName + ".wiki"), Charsets.UTF_8); System.out.println("GENERATED WIKI PAGES TO BE COMMITTED IN XEBIA-FRANCE GOOGLE CODE"); System.out.println("================================================================="); System.out.println(); System.out.println("Base folder: " + baseWikiFolder); System.out.println("All the files in " + baseWikiFolder + " must be committed in https://xebia-france.googlecode.com/svn/wiki"); System.out.println("Index page: " + indexPageName); System.out.println("Per team pages: \n\t" + Joiner.on("\n\t").join(generatedWikiPageNames)); }
From source file:org.glowroot.agent.config.ConfigFileUtil.java
public static void writeToFileIfNeeded(File file, ObjectNode rootObjectNode, List<String> keyOrder, boolean logStartupMessageInstead) throws IOException { String content = writeConfigAsString(rootObjectNode, keyOrder); String existingContent = ""; if (file.exists()) { existingContent = Files.toString(file, UTF_8); if (content.equals(existingContent)) { // it's nice to preserve the correct modification stamp on the file to track when it // was last really changed return; }/*from w w w.j ava 2 s. c om*/ } if (!logStartupMessageInstead) { Files.write(content, file, UTF_8); } else if (!normalize(content).equals(normalize(existingContent))) { startupLogger.info("tried to update {} during startup but the agent is running with" + " config.readOnly=true, you can prevent this message from re-occurring by" + " manually updating the file with these contents:\n{}", file.getName(), content); } }