Example usage for com.google.common.io Closer create

List of usage examples for com.google.common.io Closer create

  1. HOME
  2. Java
  3. com.google.common
  4. com.google.common.io.*
  5. Closer
  6. create

Introduction

In this page you can find the example usage for com.google.common.io Closer create.

Prototype

public static Closer create()

Source Link

Document

Creates a new Closer .

Usage

From source file:net.derquinse.common.io.BytesTransformer.java

/** Transforms a byte source. */
public void transform(ByteSource input, ByteSink output) throws IOException {
    checkInput(input);// ww w  .j  av a2 s.c om
    checkOutput(output);
    final Closer closer = Closer.create();
    try {
        transform(closer.register(input.openStream()), closer.register(output.openStream()));
    } finally {
        closer.close();
    }
}

From source file:se.sics.caracaldb.store.RangeReq.java

@Override
public StorageResponse execute(Persistence store) throws IOException {
    TreeMap<Key, byte[]> results = new TreeMap<Key, byte[]>();

    long lengthDiff = 0;
    long keyNumDiff = 0;
    Diff diff = null;//from w  ww. j  a  va2  s. c om

    Closer closer = Closer.create();
    try {
        action.prepare(store);
        byte[] begin = range.begin.getArray();
        for (StoreIterator it = closer.register(store.iterator(begin)); it.hasNext(); it.next()) {
            byte[] key = it.peekKey();
            SortedMap<Integer, ByteArrayRef> oldVals = it.peekAllValues();
            ByteArrayRef oldVal = null;
            for (Entry<Integer, ByteArrayRef> e : oldVals.entrySet()) {
                if (e.getKey() <= maxVersionId) {
                    oldVal = e.getValue();
                    break;
                }
            }
            if (range.contains(key)) {
                Pair<Boolean, ByteArrayRef> res = transFilter.execute(oldVal);
                if (res.getValue0()) {
                    if (limit.read(res.getValue1())) {
                        results.put(new Key(key), res.getValue1().dereference());
                        long newSize = action.process(key, res.getValue1(), actionVersionId);
                        if (oldVal != null) {
                            if (newSize == 0) {
                                lengthDiff -= oldVal.length;
                                keyNumDiff--;
                            } else if (newSize > 0) {
                                lengthDiff -= oldVal.length - newSize;
                            }
                        }
                        if (!limit.canRead()) {
                            break;
                        }
                    } else {
                        break;
                    }
                }
            } else {
                //special case (a,b) and key is a
                if (Key.compare(begin, key) != 0) {
                    break; // reached end of range
                }
            }
        }
        action.commit();
        diff = new Diff(lengthDiff, keyNumDiff);
    } catch (Throwable e) {
        action.abort();
        closer.rethrow(e);
    } finally {
        closer.close();
    }
    return new RangeResp(this, results, !limit.canRead(), diff);
}

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

@EventHandler
public void preInit(FMLPreInitializationEvent event) {
    try {/*from w  w  w  .  jav a  2  s  .  co m*/
        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);
    }

}

From source file:gobblin.metrics.reporter.ConfiguredScheduledReporter.java

public ConfiguredScheduledReporter(Builder<?> builder, Config config) {
    super(builder.name, config);
    this.rateUnit = builder.rateUnit;
    this.durationUnit = builder.durationUnit;
    this.rateFactor = builder.rateUnit.toSeconds(1);
    this.durationFactor = 1.0 / builder.durationUnit.toNanos(1);
    this.tags = ImmutableMap.copyOf(builder.tags);
    this.closer = Closer.create();
    this.metricContextName = builder.metricContextName;
}

From source file:com.complexible.common.io.ByteStreams2.java

public static byte[] gzip(final byte[] theBytes) throws IOException {
    final ByteArrayOutputStream aOut = new ByteArrayOutputStream(theBytes.length);

    final GZIPOutputStream aZipped = new GZIPOutputStream(aOut);
    final ByteArrayInputStream aIn = new ByteArrayInputStream(theBytes);

    Closer aCloser = Closer.create();
    aCloser.register(aZipped);/*w w  w .jav  a  2  s. com*/
    aCloser.register(aIn);

    try {
        ByteStreams.copy(aIn, aZipped);
    } finally {
        aCloser.close();
    }

    return aOut.toByteArray();
}

From source file:org.apache.gobblin.compliance.ComplianceJob.java

public ComplianceJob(Properties properties) {
    this.properties = properties;
    ExecutorService executor = ScalingThreadPoolExecutor.newScalingThreadPool(0,
            Integer.parseInt(properties.getProperty(ComplianceConfigurationKeys.MAX_CONCURRENT_DATASETS,
                    ComplianceConfigurationKeys.DEFAULT_MAX_CONCURRENT_DATASETS)),
            100,/*  w w w .  j  av  a 2 s . c  o  m*/
            ExecutorsUtils.newThreadFactory(Optional.<Logger>absent(), Optional.of("complaince-job-pool-%d")));
    this.service = MoreExecutors.listeningDecorator(executor);
    this.closer = Closer.create();
    List<Tag<?>> tags = Lists.newArrayList();
    tags.addAll(Tag.fromMap(AzkabanTags.getAzkabanTags()));
    this.metricContext = this.closer
            .register(Instrumented.getMetricContext(new State(properties), ComplianceJob.class, tags));
    this.isMetricEnabled = GobblinMetrics.isEnabled(properties);
    this.eventSubmitter = new EventSubmitter.Builder(this.metricContext, ComplianceEvents.NAMESPACE).build();
    this.throwables = Lists.newArrayList();
}

From source file:org.apache.gobblin.runtime.JobLauncherTestHelper.java

public void runTest(Properties jobProps) throws Exception {
    String jobName = jobProps.getProperty(ConfigurationKeys.JOB_NAME_KEY);
    String jobId = JobLauncherUtils.newJobId(jobName);
    jobProps.setProperty(ConfigurationKeys.JOB_ID_KEY, jobId);

    JobContext jobContext = null;/*from  w ww .ja  v a 2s .c  o m*/
    Closer closer = Closer.create();
    try {
        JobLauncher jobLauncher = closer
                .register(JobLauncherFactory.newJobLauncher(this.launcherProps, jobProps));
        jobLauncher.launchJob(null);
        jobContext = ((AbstractJobLauncher) jobLauncher).getJobContext();
    } finally {
        closer.close();
    }

    Assert.assertTrue(jobContext.getJobMetricsOptional().isPresent());
    String jobMetricContextTags = jobContext.getJobMetricsOptional().get().getMetricContext().getTags()
            .toString();
    Assert.assertTrue(jobMetricContextTags.contains(ClusterNameTags.CLUSTER_IDENTIFIER_TAG_NAME),
            ClusterNameTags.CLUSTER_IDENTIFIER_TAG_NAME + " tag missing in job metric context tags.");

    List<JobState.DatasetState> datasetStateList = this.datasetStateStore.getAll(jobName,
            sanitizeJobNameForDatasetStore(jobId) + ".jst");
    DatasetState datasetState = datasetStateList.get(0);

    Assert.assertEquals(datasetState.getState(), JobState.RunningState.COMMITTED);
    Assert.assertEquals(datasetState.getCompletedTasks(), 4);
    Assert.assertEquals(datasetState.getJobFailures(), 0);

    for (TaskState taskState : datasetState.getTaskStates()) {
        Assert.assertEquals(taskState.getWorkingState(), WorkUnitState.WorkingState.COMMITTED);
        Assert.assertEquals(taskState.getPropAsLong(ConfigurationKeys.WRITER_RECORDS_WRITTEN),
                TestExtractor.TOTAL_RECORDS);
    }
}

From source file:org.fao.geonet.api.records.formatters.groovy.Functions.java

/**
 * Creates a groovy.xml.MarkupBuilder object and executes the closure with the MarkupBuilder as
 * its parameter./*from  w w w .ja va  2 s. c  o m*/
 *
 * The xml created with the MarkupBuilder is returned as a string.
 *
 * @param htmlFunction function that uses the MarkupBuilder to create xml or html
 */
public String html(Closure htmlFunction) {
    Closer closer = Closer.create();
    try {
        final StringWriter writer = closer.register(new StringWriter());
        final IndentPrinter indentPrinter = new IndentPrinter(writer, " ", true, false);
        MarkupBuilder html = new MarkupBuilder(indentPrinter);
        htmlFunction.call(html);
        return writer.toString();
    } finally {
        try {
            closer.close();
        } catch (IOException e) {
            throw new Error(e);
        }
    }
}

From source file:org.apache.jackrabbit.oak.upgrade.cli.container.MongoNodeStoreContainer.java

@Override
public NodeStore open() throws IOException {
    this.closer = Closer.create();
    return mongoFactory.create(blob.open(), closer);
}

From source file:com.github.fge.jackson.JsonNodeReader.java

/**
 * Read a JSON value from an {@link InputStream}
 *
 * @param in the input stream/* w  w  w . j ava2  s. c  o m*/
 * @return the value
 * @throws IOException malformed input, or problem encountered when reading
 * from the stream
 */
public JsonNode fromInputStream(final InputStream in) throws IOException {
    final Closer closer = Closer.create();
    final JsonParser parser;
    final MappingIterator<JsonNode> iterator;

    try {
        parser = closer.register(reader.getFactory().createParser(in));
        iterator = reader.readValues(parser);
        return readNode(closer.register(iterator));
    } finally {
        closer.close();
    }
}