Example usage for org.apache.commons.io.input ReaderInputStream ReaderInputStream

List of usage examples for org.apache.commons.io.input ReaderInputStream ReaderInputStream

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Introduction

In this page you can find the example usage for org.apache.commons.io.input ReaderInputStream ReaderInputStream.

Prototype

public ReaderInputStream(Reader reader, String charsetName)

Source Link

Document

Construct a new ReaderInputStream with a default input buffer size of 1024 characters.

Usage

From source file:org.apache.nifi.processors.standard.util.TestJdbcCommon.java

@Test
public void testClob() throws Exception {
    try (final Statement stmt = con.createStatement()) {
        stmt.executeUpdate("CREATE TABLE clobtest (id INT, text CLOB(64 K))");
        stmt.execute("INSERT INTO blobtest VALUES (41, NULL)");
        PreparedStatement ps = con.prepareStatement("INSERT INTO clobtest VALUES (?, ?)");
        ps.setInt(1, 42);/*from   ww  w .ja v  a 2s .co m*/
        final char[] buffer = new char[4002];
        IntStream.range(0, 4002).forEach((i) -> buffer[i] = String.valueOf(i % 10).charAt(0));
        ReaderInputStream isr = new ReaderInputStream(new CharArrayReader(buffer), Charset.defaultCharset());

        // - set the value of the input parameter to the input stream
        ps.setAsciiStream(2, isr, 4002);
        ps.execute();
        isr.close();

        final ResultSet resultSet = stmt.executeQuery("select * from clobtest");

        final ByteArrayOutputStream outStream = new ByteArrayOutputStream();
        JdbcCommon.convertToAvroStream(resultSet, outStream, false);

        final byte[] serializedBytes = outStream.toByteArray();
        assertNotNull(serializedBytes);

        // Deserialize bytes to records
        final InputStream instream = new ByteArrayInputStream(serializedBytes);

        final DatumReader<GenericRecord> datumReader = new GenericDatumReader<>();
        try (final DataFileStream<GenericRecord> dataFileReader = new DataFileStream<>(instream, datumReader)) {
            GenericRecord record = null;
            while (dataFileReader.hasNext()) {
                // Reuse record object by passing it to next(). This saves us from
                // allocating and garbage collecting many objects for files with
                // many items.
                record = dataFileReader.next(record);
                Integer id = (Integer) record.get("ID");
                Object o = record.get("TEXT");
                if (id == 41) {
                    assertNull(o);
                } else {
                    assertNotNull(o);
                    assertEquals(4002, o.toString().length());
                }
            }
        }
    }
}

From source file:org.apache.synapse.transport.passthru.util.RelayUtilsTest.java

@Test
public void testBinaryRelayPayloadExpandsToOriginalPayload() throws IOException, XMLStreamException {

    // Transform request soap message into a binary payload
    BinaryRelayBuilder builder = new BinaryRelayBuilder();
    InputStream stream = new ReaderInputStream(new StringReader(xml), UTF8);
    OMElement element = builder.processDocument(stream, "text/xml", msgCtx);
    msgCtx.setEnvelope((SOAPEnvelope) element);

    // Build message when using pass through pipe or binary relay builder
    RelayUtils.buildMessage(msgCtx);//from w ww  . ja  v  a  2 s. c  o  m

    // Ensure that the binary payload is transformed to the appropriate element
    assertEquals(payloadQName, msgCtx.getEnvelope().getBody().getFirstElement().getQName());

    // Ensure that the body isn't fully build to support the use of deferred building
    assertFalse(msgCtx.getEnvelope().getBody().isComplete());
}

From source file:org.codice.ddf.admin.application.service.migratable.ProfileMigratableTest.java

private static Answer callWithJson(MigrationReport report) {
    return AdditionalAnswers
            .<Boolean, BiThrowingConsumer<MigrationReport, Optional<InputStream>, IOException>>answer(c -> {
                // callback the consumer
                c.accept(report, Optional.of(
                        new ReaderInputStream(new StringReader(JSON_PROFILE_STR), Charset.defaultCharset())));
                return true;
            });/* w w  w.j a va2  s . co m*/
}

From source file:org.culturegraph.mf.io.TarReader.java

@Override
public void process(final Reader reader) {
    try (InputStream stream = new ReaderInputStream(reader, Charset.defaultCharset());
            ArchiveInputStream tarStream = new TarArchiveInputStream(stream);) {
        ArchiveEntry entry;//w w  w. j a va2 s.  co m
        while ((entry = tarStream.getNextEntry()) != null) {
            if (!entry.isDirectory()) {
                processFileEntry(tarStream);
            }
        }
    } catch (IOException e) {
        throw new MetafactureException(e);
    }
}

From source file:org.jenkinsci.plugins.workflow.job.WorkflowRun.java

/**
 * Equivalent to calling {@link LargeText#writeLogTo(long, OutputStream)} without the unwanted override in {@link AnnotatedLargeText} that wraps in a {@link PlainTextConsoleOutputStream}.
 * TODO replace with {@code AnnotatedLargeText#writeRawLogTo} in 1.577
 *//* w  w w. j a v  a2 s. co  m*/
private static long writeLogTo(AnnotatedLargeText<?> text, long position, OutputStream os) throws IOException {
    Charset c;
    try {
        Field f = LargeText.class.getDeclaredField("charset");
        f.setAccessible(true);
        c = (Charset) f.get(text);
    } catch (Exception x) {
        LOGGER.log(Level.WARNING, null, x);
        return text.writeLogTo(position, os); // give up
    }
    Reader r = text.readAll();
    try {
        InputStream is = new ReaderInputStream(r, c);
        is.skip(position);
        return position + IOUtils.copyLarge(is, os);
    } finally {
        r.close();
    }
}

From source file:org.lockss.filter.RisFilterReader.java

/**
 * <p>/* w  w  w .  j ava 2 s . c  o  m*/
 * A convenience method to turn this {@link Reader} back into an
 * {@link InputStream}.
 * </p>
 * 
 * @param encoding
 *          An output encoding.
 * @return This {@link Reader} as an {@link InputStream}.
 * @since 1.66
 */
public InputStream toInputStream(String encoding) {
    // The ReaderInputStream from Commons IO, not org.lockss.util
    return new ReaderInputStream(this, encoding);
}

From source file:org.nuxeo.ecm.platform.convert.plugins.UTF8CharsetConverter.java

protected Blob convert(Blob blob) throws IOException, ConversionException {
    String mimetype = blob.getMimeType();
    if (mimetype == null || !mimetype.startsWith(TEXT_PREFIX)) {
        return blob;
    }//from   w  ww  .  java2s  .c om
    String encoding = blob.getEncoding();
    if (UTF_8.equals(encoding)) {
        return blob;
    }
    if (StringUtils.isEmpty(encoding)) {
        try (InputStream in = blob.getStream()) {
            encoding = detectEncoding(in);
        }
    }
    Blob newBlob;
    if (UTF_8.equals(encoding)) {
        // had no encoding previously, detected as UTF-8
        // just reuse the same blob
        try (InputStream in = blob.getStream()) {
            newBlob = Blobs.createBlob(in);
        }
    } else {
        // decode bytes as chars in the detected charset then encode chars as bytes in UTF-8
        try (InputStream in = new ReaderInputStream(new InputStreamReader(blob.getStream(), encoding), UTF_8)) {
            newBlob = Blobs.createBlob(in);
        }
    }
    newBlob.setMimeType(mimetype);
    newBlob.setEncoding(UTF_8);
    newBlob.setFilename(blob.getFilename());
    return newBlob;
}

From source file:org.nuxeo.ecm.web.resources.wro.processor.FlavorResourceProcessor.java

@Override
protected void process(final Resource resource, final Reader reader, final Writer writer, String flavorName)
        throws IOException {
    final InputStream is = new ProxyInputStream(new ReaderInputStream(reader, getEncoding())) {
    };/*from ww  w .  j  a  va  2s .co m*/
    final OutputStream os = new ProxyOutputStream(new WriterOutputStream(writer, getEncoding()));
    try {
        Map<String, String> presets = null;
        if (flavorName != null) {
            ThemeStylingService s = Framework.getService(ThemeStylingService.class);
            presets = s.getPresetVariables(flavorName);
        }
        if (presets == null || presets.isEmpty()) {
            IOUtils.copy(is, os);
        } else {
            String content = IOUtils.toString(reader);
            for (Map.Entry<String, String> preset : presets.entrySet()) {
                content = Pattern.compile("\"" + preset.getKey() + "\"", Pattern.LITERAL).matcher(content)
                        .replaceAll(Matcher.quoteReplacement(preset.getValue()));
            }
            writer.write(content);
            writer.flush();
        }
        is.close();
    } catch (final Exception e) {
        log.error("Error while serving resource " + resource.getUri(), e);
        throw WroRuntimeException.wrap(e);
    } finally {
        IOUtils.closeQuietly(is);
        IOUtils.closeQuietly(os);
    }
}

From source file:org.nuxeo.theme.styling.wro.FlavorResourceProcessor.java

protected void process(final Resource resource, final Reader reader, final Writer writer, String flavorName)
        throws IOException {
    final InputStream is = new ProxyInputStream(new ReaderInputStream(reader, getEncoding())) {
    };//from   w ww.j  av a 2s. co m
    final OutputStream os = new ProxyOutputStream(new WriterOutputStream(writer, getEncoding()));
    try {
        Map<String, String> presets = null;
        if (flavorName != null) {
            ThemeStylingService s = Framework.getService(ThemeStylingService.class);
            presets = s.getPresetVariables(flavorName);
        }
        if (presets == null || presets.isEmpty()) {
            IOUtils.copy(is, os);
        } else {
            String content = IOUtils.toString(reader);
            for (Map.Entry<String, String> preset : presets.entrySet()) {
                content = Pattern.compile(String.format("\"%s\"", preset.getKey()), Pattern.LITERAL)
                        .matcher(content).replaceAll(Matcher.quoteReplacement(preset.getValue()));
            }
            writer.write(content);
            writer.flush();
        }
        is.close();
        os.close();
    } catch (final Exception e) {
        throw WroRuntimeException.wrap(e);
    } finally {
        IOUtils.closeQuietly(is);
        IOUtils.closeQuietly(os);
    }
}

From source file:org.obm.push.cassandra.dao.SchemaCQLDataSet.java

@Override
protected InputStream getInputDataSetLocation(String dataSetLocation) {
    if (Strings.isNullOrEmpty(schema)) {
        return new ReaderInputStream(new StringReader(""), Charsets.UTF_8);
    }/*from  ww  w . j  a  v a2s. c  om*/
    return new ReaderInputStream(new StringReader(schema), Charsets.UTF_8);
}