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

List of usage examples for com.google.common.io Files asCharSink

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Introduction

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

Prototype

public static CharSink asCharSink(File to, Charset charset)

Source Link

Usage

From source file:org.glowroot.agent.plugin.kafka.KafkaWrapper.java

private static void downloadAndExtract(File baseDir, File kafkaDir) throws IOException {
    // using System.out to make sure user sees why there is a big delay here
    System.out.print("Downloading Kafka " + KAFKA_VERSION + "...");
    URL url = new URL("https://archive.apache.org/dist/kafka/" + KAFKA_VERSION + "/kafka_" + SCALA_VERSION + "-"
            + KAFKA_VERSION + ".tgz");
    InputStream in = url.openStream();
    File archiveFile = File.createTempFile("kafka_" + SCALA_VERSION + "-" + KAFKA_VERSION + "-", ".tar.gz");
    Files.asByteSink(archiveFile).writeFrom(in);
    in.close();/*from w ww .j a va  2  s . c  o  m*/
    Archiver archiver = ArchiverFactory.createArchiver(ArchiveFormat.TAR, CompressionType.GZIP);
    archiver.extract(archiveFile, baseDir);
    archiveFile.delete();
    System.out.println(" OK");

    File configDir = new File(kafkaDir, "config");
    // put zookeeper state under target directory so it can be cleaned up, otherwise it
    // maintains kafka connection info and can cause subsequent runs to fail with "Error while
    // creating ephemeral at /brokers/ids/0, node already exists and owner does not match
    // current session"
    File zookeeperPropertiesFile = new File(configDir, "zookeeper.properties");
    String contents = Files.asCharSource(zookeeperPropertiesFile, UTF_8).read();
    contents = contents.replace("dataDir=/tmp/zookeeper", "dataDir=../../target/zookeeper");
    Files.asCharSink(zookeeperPropertiesFile, UTF_8).write(contents);
}

From source file:org.glowroot.tests.CassandraWrapper.java

private static void downloadAndExtract(File baseDir) throws IOException {
    // using System.out to make sure user sees why there is a big delay here
    System.out.print("Downloading Cassandra " + CASSANDRA_VERSION + "...");
    URL url = new URL("http://www-us.apache.org/dist/cassandra/" + CASSANDRA_VERSION + "/apache-cassandra-"
            + CASSANDRA_VERSION + "-bin.tar.gz");
    InputStream in = url.openStream();
    File archiveFile = File.createTempFile("cassandra-" + CASSANDRA_VERSION + "-", ".tar.gz");
    Files.asByteSink(archiveFile).writeFrom(in);
    in.close();/*from ww w . j  ava  2s  .c o m*/
    Archiver archiver = ArchiverFactory.createArchiver(ArchiveFormat.TAR, CompressionType.GZIP);
    archiver.extract(archiveFile, baseDir);
    archiveFile.delete();
    System.out.println(" OK");

    File cassandraDir = new File(baseDir, "apache-cassandra-" + CASSANDRA_VERSION);
    File confDir = new File(cassandraDir, "conf");
    // reduce logging to stdout
    File logbackXmlFile = new File(confDir, "logback.xml");
    String xml = Files.asCharSource(logbackXmlFile, UTF_8).read();
    xml = xml.replace("<root level=\"INFO\">", "<root level=\"ERROR\">");
    xml = xml.replace("<logger name=\"org.apache.cassandra\" level=\"DEBUG\"/>", "");
    Files.asCharSink(logbackXmlFile, UTF_8).write(xml);
    // long timeouts needed on slow travis ci machines
    File yamlFile = new File(confDir, "cassandra.yaml");
    String yaml = Files.asCharSource(yamlFile, UTF_8).read();
    yaml = yaml.replaceAll("(?m)^read_request_timeout_in_ms: .*$", "read_request_timeout_in_ms: 30000");
    yaml = yaml.replaceAll("(?m)^write_request_timeout_in_ms: .*$", "write_request_timeout_in_ms: 30000");
    Files.asCharSink(yamlFile, UTF_8).write(yaml);
}

From source file:org.glowroot.agent.plugin.elasticsearch.ElasticsearchWrapper.java

private static void downloadAndExtract(File baseDir) throws IOException {
    // using System.out to make sure user sees why there is a big delay here
    System.out.print("Downloading Elasticsearch " + ELASTICSEARCH_VERSION + "...");
    URL url;//from ww w  .  j a  v a  2 s. c o m
    if (ELASTICSEARCH_VERSION.startsWith("5.") || ELASTICSEARCH_VERSION.startsWith("6.")) {
        url = new URL("https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-"
                + ELASTICSEARCH_VERSION + ".tar.gz");
    } else if (ELASTICSEARCH_VERSION.startsWith("2.")) {
        url = new URL("https://download.elastic.co/elasticsearch/release/org/elasticsearch"
                + "/distribution/tar/elasticsearch/" + ELASTICSEARCH_VERSION + "/elasticsearch-"
                + ELASTICSEARCH_VERSION + ".tar.gz");
    } else {
        throw new IllegalStateException("Unexpected Elasticsearch version: " + ELASTICSEARCH_VERSION);
    }
    InputStream in = url.openStream();
    File archiveFile = File.createTempFile("elasticsearch-" + ELASTICSEARCH_VERSION + "-", ".tar.gz");
    Files.asByteSink(archiveFile).writeFrom(in);
    in.close();
    Archiver archiver = ArchiverFactory.createArchiver(ArchiveFormat.TAR, CompressionType.GZIP);
    archiver.extract(archiveFile, baseDir);
    archiveFile.delete();
    System.out.println(" OK");

    File elasticsearchDir = new File(baseDir, "elasticsearch-" + ELASTICSEARCH_VERSION);
    File configDir = new File(elasticsearchDir, "config");
    // reduce logging to stdout
    if (ELASTICSEARCH_VERSION.startsWith("5.") || ELASTICSEARCH_VERSION.startsWith("6.")) {
        File log4j2PropertiesFile = new File(configDir, "log4j2.properties");
        String contents = Files.asCharSource(log4j2PropertiesFile, UTF_8).read();
        contents = contents.replace("rootLogger.level = info", "rootLogger.level = warn");
        Files.asCharSink(log4j2PropertiesFile, UTF_8).write(contents);
    } else if (ELASTICSEARCH_VERSION.startsWith("2.")) {
        File loggingYamlFile = new File(configDir, "logging.yml");
        String contents = Files.asCharSource(loggingYamlFile, UTF_8).read();
        contents = contents.replace("es.logger.level: INFO", "es.logger.level: WARN");
        contents = contents.replace("action: DEBUG", "action: INFO");
        Files.asCharSink(loggingYamlFile, UTF_8).write(contents);
    } else {
        throw new IllegalStateException("Unexpected Elasticsearch version: " + ELASTICSEARCH_VERSION);
    }
}

From source file:org.anarres.dblx.core.preset.PresetManager.java

public void write() throws IOException {
    List<String> lines = new ArrayList<>();
    for (Preset preset : presets)
        lines.add(preset.serialize());/*w  w w  . j  a v a 2 s . c o m*/
    File file = new File(FILENAME);
    Files.asCharSink(file, StandardCharsets.UTF_8).writeLines(lines);
}

From source file:org.glowroot.agent.plugin.cassandra.CassandraWrapper.java

private static void downloadAndExtract(File baseDir) throws IOException {
    // using System.out to make sure user sees why there is a big delay here
    System.out.print("Downloading Cassandra " + CASSANDRA_VERSION + "...");
    URL url = new URL("http://www-us.apache.org/dist/cassandra/" + CASSANDRA_VERSION + "/apache-cassandra-"
            + CASSANDRA_VERSION + "-bin.tar.gz");
    InputStream in = url.openStream();
    File archiveFile = File.createTempFile("cassandra-" + CASSANDRA_VERSION + "-", ".tar.gz");
    Files.asByteSink(archiveFile).writeFrom(in);
    in.close();/*from  ww  w  .  j a  va 2s .  com*/
    Archiver archiver = ArchiverFactory.createArchiver(ArchiveFormat.TAR, CompressionType.GZIP);
    archiver.extract(archiveFile, baseDir);
    archiveFile.delete();
    System.out.println(" OK");

    File cassandraDir = new File(baseDir, "apache-cassandra-" + CASSANDRA_VERSION);
    File confDir = new File(cassandraDir, "conf");
    // reduce logging to stdout
    File logbackXmlFile = new File(confDir, "logback.xml");
    String xml = Files.toString(logbackXmlFile, UTF_8);
    xml = xml.replace("<root level=\"INFO\">", "<root level=\"ERROR\">");
    xml = xml.replace("<logger name=\"org.apache.cassandra\" level=\"DEBUG\"/>", "");
    Files.asCharSink(logbackXmlFile, UTF_8).write(xml);
    // long timeouts needed on slow travis ci machines
    File yamlFile = new File(confDir, "cassandra.yaml");
    String yaml = Files.toString(yamlFile, UTF_8);
    yaml = yaml.replaceAll("(?m)^read_request_timeout_in_ms: .*$", "read_request_timeout_in_ms: 30000");
    yaml = yaml.replaceAll("(?m)^write_request_timeout_in_ms: .*$", "write_request_timeout_in_ms: 30000");
    Files.asCharSink(yamlFile, UTF_8).write(yaml);
}

From source file:uk.ac.ebi.fg.annotare2.magetabcheck.CheckListGenerator.java

private void generateMarkdown(final File out) throws IOException {
    if (!out.exists()) {
        File parent = out.getParentFile();
        if (!parent.exists() && !parent.mkdirs()) {
            throw new IllegalStateException("Can't create directories " + parent);
        }//from  w  w w. java  2s.  c  om
    }
    CharSink sink = Files.asCharSink(out, Charsets.UTF_8);
    sink.write(markdown());
}

From source file:org.gradle.internal.operations.trace.BuildOperationTrace.java

private void writeDetailTree(List<BuildOperationRecord> roots) throws IOException {
    try {/*  w w  w  . j  a v a2 s.  c  o m*/
        String rawJson = JsonOutput.toJson(BuildOperationTree.serialize(roots));
        String prettyJson = JsonOutput.prettyPrint(rawJson);
        Files.asCharSink(file(basePath, "-tree.json"), Charsets.UTF_8).write(prettyJson);
    } catch (OutOfMemoryError e) {
        System.err.println("Failed to write build operation trace JSON due to out of memory.");
    }
}

From source file:com.gradleware.tooling.toolingutils.distribution.PublishedGradleVersions.java

private static void storeCacheVersionFile(String json) {
    //noinspection ResultOfMethodCallIgnored
    CACHE_FILE.getParentFile().mkdirs();

    try {/*from  www .  j a v  a  2 s. c om*/
        CharSource.wrap(json).copyTo(Files.asCharSink(CACHE_FILE, Charsets.UTF_8));
    } catch (IOException e) {
        LOG.error("Cannot write Gradle version information cache file.", e);
        // do not throw an exception if cache file cannot be written to be more robust against file system problems
    }
}

From source file:org.gradle.internal.operations.trace.BuildOperationTrace.java

private void writeSummaryTree(final List<BuildOperationRecord> roots) throws IOException {
    Files.asCharSink(file(basePath, "-tree.txt"), Charsets.UTF_8).writeLines(new Iterable<String>() {
        @Override/*from w ww  . jav a2  s.c  o m*/
        @Nonnull
        public Iterator<String> iterator() {

            final Deque<Queue<BuildOperationRecord>> stack = new ArrayDeque<Queue<BuildOperationRecord>>(
                    Collections.singleton(new ArrayDeque<BuildOperationRecord>(roots)));
            final StringBuilder stringBuilder = new StringBuilder();

            return new Iterator<String>() {
                @Override
                public boolean hasNext() {
                    if (stack.isEmpty()) {
                        return false;
                    } else if (stack.peek().isEmpty()) {
                        stack.pop();
                        return hasNext();
                    } else {
                        return true;
                    }
                }

                @Override
                public String next() {
                    Queue<BuildOperationRecord> children = stack.peek();
                    BuildOperationRecord record = children.poll();

                    stringBuilder.setLength(0);

                    int indents = stack.size() - 1;

                    for (int i = 0; i < indents; ++i) {
                        stringBuilder.append("  ");
                    }

                    if (!record.children.isEmpty()) {
                        stack.addFirst(new ArrayDeque<BuildOperationRecord>(record.children));
                    }

                    stringBuilder.append(record.displayName);

                    if (record.details != null) {
                        stringBuilder.append(" ");
                        stringBuilder.append(JsonOutput.toJson(record.details));
                    }

                    if (record.result != null) {
                        stringBuilder.append(" ");
                        stringBuilder.append(JsonOutput.toJson(record.result));
                    }

                    stringBuilder.append(" [");
                    stringBuilder.append(record.endTime - record.startTime);
                    stringBuilder.append("ms]");

                    stringBuilder.append(" (");
                    stringBuilder.append(record.id);
                    stringBuilder.append(")");

                    if (!record.progress.isEmpty()) {
                        for (BuildOperationRecord.Progress progress : record.progress) {
                            stringBuilder.append(StandardSystemProperty.LINE_SEPARATOR.value());
                            for (int i = 0; i < indents; ++i) {
                                stringBuilder.append("  ");
                            }
                            stringBuilder.append("- ").append(progress.details).append(" [")
                                    .append(progress.time - record.startTime).append("]");
                        }
                    }

                    return stringBuilder.toString();
                }

                @Override
                public void remove() {
                    throw new UnsupportedOperationException();
                }
            };
        }
    });
}

From source file:com.tasktop.koans.PathToEnlightment.java

private void storeFailures() {
    List<String> failures = getLastFailures();
    failures.add(firstFailure.getDescription().getDisplayName());
    try {//from   ww w.ja  v a 2  s . c o  m
        File file = getTmpFile();
        CharSink sink = Files.asCharSink(file, Charsets.UTF_8);
        sink.writeLines(Lists.reverse(Lists.reverse(failures).stream().limit(10).collect(Collectors.toList())),
                "\n");
    } catch (IOException shouldNotHappen) {
        throw new IllegalStateException(shouldNotHappen);
    }
}