Example usage for com.google.common.io ByteSource asCharSource

Introduction

In this page you can find the example usage for com.google.common.io ByteSource asCharSource.

Prototype

public CharSource asCharSource(Charset charset) 

Source Link

Document

Returns a CharSource view of this byte source that decodes bytes read from this source as characters using the given Charset .

Usage

From source file:org.renjin.maven.PackageDescription.java

public static PackageDescription fromInputStream(ByteSource in) throws IOException {
    return fromString(in.asCharSource(Charsets.UTF_8).read());
}

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From source file:com.machak.idea.plugins.actions.CopyHippoSharedFiles.java

public static String readText(final File file) {
    try {// w  ww  . j  a v  a 2s. c  o  m
        final ByteSource source = Resources.asByteSource(file.toURI().toURL());
        return source.asCharSource(Charsets.UTF_8).read();
    } catch (IOException e) {

    }
    return null;
}

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From source file:be.nbb.sdmx.util.QuickStax.java

public XMLStreamReader open(ByteSource byteSource) throws XMLStreamException, IOException {
    return factory.createXMLStreamReader(byteSource.asCharSource(UTF_8).openStream());
}

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From source file:io.druid.data.input.MapPopulator.java

/**
 * Read through the `source` line by line and populate `map` with the data returned from the `parser`
 *
 * @param source The ByteSource to read lines from
 * @param map    The map to populate//from  ww  w.  ja v  a 2 s  .c  om
 *
 * @return The number of entries parsed
 *
 * @throws IOException
 */
public long populate(final ByteSource source, final Map<K, V> map) throws IOException {
    return source.asCharSource(Charsets.UTF_8).readLines(new LineProcessor<Long>() {
        private long count = 0l;

        @Override
        public boolean processLine(String line) throws IOException {
            map.putAll(parser.parse(line));
            ++count;
            return true;
        }

        @Override
        public Long getResult() {
            return count;
        }
    });
}

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From source file:org.apache.druid.data.input.MapPopulator.java

/**
 * Read through the `source` line by line and populate `map` with the data returned from the `parser`
 *
 * @param source The ByteSource to read lines from
 * @param map    The map to populate//from  w  w  w .j a  v a 2 s.  c  o m
 *
 * @return number of lines read and entries parsed
 *
 * @throws IOException
 */
public PopulateResult populate(final ByteSource source, final Map<K, V> map) throws IOException {
    return source.asCharSource(StandardCharsets.UTF_8).readLines(new LineProcessor<PopulateResult>() {
        private int lines = 0;
        private int entries = 0;

        @Override
        public boolean processLine(String line) {
            if (lines == Integer.MAX_VALUE) {
                throw new ISE("Cannot read more than %,d lines", Integer.MAX_VALUE);
            }
            final Map<K, V> kvMap = parser.parseToMap(line);
            map.putAll(kvMap);
            lines++;
            entries += kvMap.size();
            return true;
        }

        @Override
        public PopulateResult getResult() {
            return new PopulateResult(lines, entries);
        }
    });
}

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From source file:io.airlift.airship.coordinator.HttpServiceInventory.java

private List<ServiceDescriptor> getServiceInventory(SlotStatus slotStatus) {
    Assignment assignment = slotStatus.getAssignment();
    if (assignment == null) {
        return null;
    }/*from  w  ww  . j  av a2  s  .  c  o  m*/

    String config = assignment.getConfig();

    File cacheFile = getCacheFile(config);
    if (cacheFile.canRead()) {
        try {
            String json = Files.asCharSource(cacheFile, Charsets.UTF_8).read();
            List<ServiceDescriptor> descriptors = descriptorsJsonCodec.fromJson(json);
            invalidServiceInventory.remove(config);
            return descriptors;
        } catch (Exception ignored) {
            // delete the bad cache file
            cacheFile.delete();
        }
    }

    ByteSource configFile = ConfigUtils.newConfigEntrySupplier(repository, config,
            "airship-service-inventory.json");
    if (configFile == null) {
        return null;
    }

    try {
        String json;
        try {
            json = configFile.asCharSource(Charsets.UTF_8).read();
        } catch (FileNotFoundException e) {
            // no service inventory in the config, so replace with json null so caching works
            json = "null";
        }
        invalidServiceInventory.remove(config);

        // cache json
        cacheFile.getParentFile().mkdirs();
        Files.write(json, cacheFile, Charsets.UTF_8);

        List<ServiceDescriptor> descriptors = descriptorsJsonCodec.fromJson(json);
        return descriptors;
    } catch (Exception e) {
        if (invalidServiceInventory.add(config)) {
            log.error(e, "Unable to read service inventory for %s" + config);
        }
    }
    return null;
}

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From source file:org.onosproject.drivers.microsemi.yang.impl.AbstractYangServiceImpl.java

protected final String encodeMoToXmlStr(ModelObjectData yangObjectOpParamFilter,
        List<AnnotatedNodeInfo> annotations) throws NetconfException {
    //Convert the param to XML to use as a filter
    ResourceData rd = ((ModelConverter) yangModelRegistry).createDataNode(yangObjectOpParamFilter);

    DefaultCompositeData.Builder cdBuilder = DefaultCompositeData.builder().resourceData(rd);
    if (annotations != null) {
        for (AnnotatedNodeInfo ani : annotations) {
            cdBuilder.addAnnotatedNodeInfo(ani);
        }// ww  w.jav  a 2  s .  c o  m
    }
    CompositeStream cs = xSer.encode(cdBuilder.build(), yCtx);
    //Convert the param to XML to use as a filter

    try {
        ByteSource byteSource = new ByteSource() {
            @Override
            public InputStream openStream() throws IOException {
                return cs.resourceData();
            }
        };

        return byteSource.asCharSource(Charsets.UTF_8).read();
    } catch (IOException e) {
        throw new NetconfException("Error decoding CompositeStream to String", e);
    }
}

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From source file:io.prestosql.plugin.example.ExampleRecordCursor.java

public ExampleRecordCursor(List<ExampleColumnHandle> columnHandles, ByteSource byteSource) {
    this.columnHandles = columnHandles;

    fieldToColumnIndex = new int[columnHandles.size()];
    for (int i = 0; i < columnHandles.size(); i++) {
        ExampleColumnHandle columnHandle = columnHandles.get(i);
        fieldToColumnIndex[i] = columnHandle.getOrdinalPosition();
    }/*from   w w w.  ja  va2s.c  om*/

    try (CountingInputStream input = new CountingInputStream(byteSource.openStream())) {
        lines = byteSource.asCharSource(UTF_8).readLines().iterator();
        totalBytes = input.getCount();
    } catch (IOException e) {
        throw new UncheckedIOException(e);
    }
}

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From source file:com.facebook.presto.example.ExampleRecordCursor.java

public ExampleRecordCursor(List<ExampleColumnHandle> columnHandles, ByteSource byteSource) {
    this.columnHandles = columnHandles;

    fieldToColumnIndex = new int[columnHandles.size()];
    for (int i = 0; i < columnHandles.size(); i++) {
        ExampleColumnHandle columnHandle = columnHandles.get(i);
        fieldToColumnIndex[i] = columnHandle.getOrdinalPosition();
    }/*www  .j a  v a2s . c o m*/

    try (CountingInputStream input = new CountingInputStream(byteSource.openStream())) {
        lines = byteSource.asCharSource(UTF_8).readLines().iterator();
        totalBytes = input.getCount();
    } catch (IOException e) {
        throw Throwables.propagate(e);
    }
}

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From source file:org.onos.yangtools.yang.parser.builder.impl.ModuleBuilder.java

public void setSource(final ByteSource byteSource) throws IOException {
    setSource(byteSource.asCharSource(Charsets.UTF_8).read());
}

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