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

Introduction

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

Prototype

public BoundedInputStream(InputStream in, long size) 

Source Link

Document

Creates a new BoundedInputStream that wraps the given input stream and limits it to a certain size.

Usage

From source file:org.apache.streams.facebook.test.data.FacebookPageSerDeIT.java

@Test
public void Tests() {
    mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, Boolean.TRUE);
    mapper.configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, Boolean.TRUE);
    mapper.configure(DeserializationFeature.ACCEPT_EMPTY_STRING_AS_NULL_OBJECT, Boolean.TRUE);

    InputStream is = FacebookPageSerDeIT.class.getResourceAsStream("/testpage.json");
    is = new BoundedInputStream(is, 10000);
    String json;//from  w ww  .  j a v  a  2  s  .co  m

    try {
        json = String.join(" ", IOUtils.readLines(is, Charset.defaultCharset()));
        LOGGER.debug(json);

        Page ser = mapper.readValue(json, Page.class);

        String de = mapper.writeValueAsString(ser);

        LOGGER.debug(de);

        Page serde = mapper.readValue(de, Page.class);

        Assert.assertEquals(ser, serde);

        LOGGER.debug(mapper.writeValueAsString(serde));

    } catch (Exception e) {
        LOGGER.error("Exception: ", e);
        Assert.fail();
    }
}

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From source file:org.apache.streams.facebook.test.data.FacebookPostSerDeIT.java

@Test
public void Tests() {
    mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, Boolean.TRUE);
    mapper.configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, Boolean.TRUE);
    mapper.configure(DeserializationFeature.ACCEPT_EMPTY_STRING_AS_NULL_OBJECT, Boolean.TRUE);

    InputStream is = FacebookPostSerDeIT.class.getResourceAsStream("/testpost.json");
    is = new BoundedInputStream(is, 10000);
    String json;//from w w w .jav a 2  s  . com

    try {
        json = String.join(" ", IOUtils.readLines(is, Charset.defaultCharset()));
        LOGGER.debug(json);

        Post ser = mapper.readValue(json, Post.class);

        String de = mapper.writeValueAsString(ser);

        LOGGER.debug(de);

        Post serde = mapper.readValue(de, Post.class);

        assertEquals(ser, serde);

        LOGGER.debug(mapper.writeValueAsString(serde));

        Activity activity = new Activity();
        FacebookActivityUtil.updateActivity(ser, activity);

        assertNotNull(activity);
        assertNotNull(activity.getActor().getId());
        assertNotNull(activity.getActor().getDisplayName());
        assertNotNull(activity.getId());
        assert (activity.getVerb().equals("post"));
        assertNotNull(activity.getObject());
        assertNotNull(activity.getUpdated());
        assertNotNull(activity.getPublished());
        assertEquals(activity.getProvider().getId(), "id:providers:facebook");
        assertEquals(activity.getProvider().getDisplayName(), "Facebook");
        assertEquals(activity.getLinks().size(), 1);
        assertNotNull(activity.getAdditionalProperties().get("facebook"));

    } catch (Exception e) {
        LOGGER.error("Exception: ", e);
        Assert.fail();
    }
}

---

From source file:org.apache.streams.facebook.test.FacebookActivityActorSerDeTest.java

@Test
public void Tests() throws Exception {
    mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, Boolean.TRUE);
    mapper.configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, Boolean.TRUE);
    mapper.configure(DeserializationFeature.ACCEPT_EMPTY_STRING_AS_NULL_OBJECT, Boolean.TRUE);

    InputStream is = FacebookActivityActorSerDeTest.class.getResourceAsStream("/testpage.json");
    Joiner joiner = Joiner.on(" ").skipNulls();
    is = new BoundedInputStream(is, 10000);
    String json;/*from   ww  w.  j  a v  a2s  .c  om*/

    json = joiner.join(IOUtils.readLines(is));
    LOGGER.debug(json);

    Page page = mapper.readValue(json, Page.class);

    Activity activity = serializer.deserialize(page);

    LOGGER.debug(mapper.writeValueAsString(activity));
}

---

From source file:org.apache.streams.facebook.test.FacebookActivitySerDeTest.java

@Test
public void Tests() {
    mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, Boolean.TRUE);
    mapper.configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, Boolean.TRUE);
    mapper.configure(DeserializationFeature.ACCEPT_EMPTY_STRING_AS_NULL_OBJECT, Boolean.TRUE);

    InputStream is = FacebookActivitySerDeTest.class.getResourceAsStream("/testpost.json");
    Joiner joiner = Joiner.on(" ").skipNulls();
    is = new BoundedInputStream(is, 10000);
    String json;/*from   w ww .  ja va 2 s  . c  om*/

    try {
        json = joiner.join(IOUtils.readLines(is));
        LOGGER.debug(json);

        Post post = mapper.readValue(json, Post.class);

        Activity activity = serializer.deserialize(post);

        LOGGER.debug(mapper.writeValueAsString(activity));

    } catch (Exception e) {
        System.out.println(e);
        e.printStackTrace();
        Assert.fail();
    }
}

---

From source file:org.apache.streams.facebook.test.FacebookPageSerDeTest.java

@Test
public void Tests() {
    mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, Boolean.TRUE);
    mapper.configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, Boolean.TRUE);
    mapper.configure(DeserializationFeature.ACCEPT_EMPTY_STRING_AS_NULL_OBJECT, Boolean.TRUE);

    InputStream is = FacebookPostSerDeTest.class.getResourceAsStream("/testpage.json");
    Joiner joiner = Joiner.on(" ").skipNulls();
    is = new BoundedInputStream(is, 10000);
    String json;/*from   w w  w.  jav  a  2 s .com*/

    try {
        json = joiner.join(IOUtils.readLines(is));
        LOGGER.debug(json);

        Page ser = mapper.readValue(json, Page.class);

        String de = mapper.writeValueAsString(ser);

        LOGGER.debug(de);

        Page serde = mapper.readValue(de, Page.class);

        Assert.assertEquals(ser, serde);

        LOGGER.debug(mapper.writeValueAsString(serde));

    } catch (Exception e) {
        System.out.println(e);
        e.printStackTrace();
        Assert.fail();
    }
}

---

From source file:org.apache.streams.facebook.test.FacebookPostSerDeTest.java

@Test
public void Tests() {
    mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, Boolean.TRUE);
    mapper.configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, Boolean.TRUE);
    mapper.configure(DeserializationFeature.ACCEPT_EMPTY_STRING_AS_NULL_OBJECT, Boolean.TRUE);

    InputStream is = FacebookPostSerDeTest.class.getResourceAsStream("/testpost.json");
    Joiner joiner = Joiner.on(" ").skipNulls();
    is = new BoundedInputStream(is, 10000);
    String json;//from www. ja v  a 2 s . co m

    try {
        json = joiner.join(IOUtils.readLines(is));
        LOGGER.debug(json);

        Post ser = mapper.readValue(json, Post.class);

        String de = mapper.writeValueAsString(ser);

        LOGGER.debug(de);

        Post serde = mapper.readValue(de, Post.class);

        Assert.assertEquals(ser, serde);

        LOGGER.debug(mapper.writeValueAsString(serde));

        Activity activity = new Activity();
        FacebookActivityUtil.updateActivity(ser, activity);

        assertNotNull(activity);
        assertNotNull(activity.getActor().getId());
        assertNotNull(activity.getActor().getDisplayName());
        assertNotNull(activity.getId());
        assert (activity.getVerb().equals("post"));
        assertNotNull(activity.getObject());
        assertNotNull(activity.getUpdated());
        assertNotNull(activity.getPublished());
        assertEquals(activity.getProvider().getId(), "id:providers:facebook");
        assertEquals(activity.getProvider().getDisplayName(), "Facebook");
        assertEquals(activity.getLinks().size(), 1);
        assertNotNull(activity.getAdditionalProperties().get("extensions"));

    } catch (Exception e) {
        System.out.println(e);
        e.printStackTrace();
        Assert.fail();
    }
}

---

From source file:org.apache.tez.runtime.library.common.shuffle.LocalDiskFetchedInput.java

@Override
public InputStream getInputStream() throws IOException {
    FSDataInputStream inputStream = localFS.open(inputFile);
    inputStream.seek(startOffset);/*from   w  w w. j a  v  a2s .  com*/
    return new BoundedInputStream(inputStream, getSize());
}

---

From source file:org.apache.tez.runtime.library.shuffle.common.LocalDiskFetchedInput.java

@Override
public InputStream getInputStream() throws IOException {
    FSDataInputStream inputStream = localFS.open(inputFile);
    inputStream.seek(startOffset);/* w w w  .  ja va  2  s.  co  m*/
    return new BoundedInputStream(inputStream, compressedSize);
}

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From source file:org.apache.tika.parser.html.charsetdetector.StandardHtmlEncodingDetector.java

@Override
public Charset detect(InputStream input, Metadata metadata) throws IOException {
    int limit = getMarkLimit();
    input.mark(limit);//from   w  w  w  .jav  a2 s. c om
    // Never read more than the first META_TAG_BUFFER_SIZE bytes
    InputStream limitedStream = new BoundedInputStream(input, limit);
    PreScanner preScanner = new PreScanner(limitedStream);

    // The order of priority for detection is:
    // 1. Byte Order Mark
    Charset detectedCharset = preScanner.detectBOM();
    // 2. Transport-level information (Content-Type HTTP header)
    if (detectedCharset == null)
        detectedCharset = charsetFromContentType(metadata);
    // 3. HTML <meta> tag
    if (detectedCharset == null)
        detectedCharset = preScanner.scan();

    input.reset();
    return detectedCharset;
}

---

From source file:org.apache.wicket.request.resource.PartWriterCallback.java

/**
 * Writes the data//from w w  w .j a  va2  s  . com
 *
 * @param attributes
 *            the attributes to get the output stream of the response
 * @throws IOException
 *             if something went wrong while writing the data to the output stream
 */
@Override
public void writeData(Attributes attributes) throws IOException {
    try {
        OutputStream outputStream = attributes.getResponse().getOutputStream();
        byte[] buffer = new byte[getBufferSize()];

        if (startbyte != null || endbyte != null) {
            // skipping the first bytes which are
            // requested to be skipped by the client
            if (startbyte != null) {
                inputStream.skip(startbyte);
            } else {
                // If no start byte has been given set it to 0
                // which means no bytes has been skipped
                startbyte = 0L;
            }

            // If there are no end bytes given read the whole stream till the end
            if (endbyte == null || Long.valueOf(-1).equals(endbyte)) {
                endbyte = contentLength;
            }

            BoundedInputStream boundedInputStream = null;
            try {
                // Stream is going to be read from the starting point next to the skipped bytes
                // till the end byte computed by the range between startbyte / endbyte
                boundedInputStream = new BoundedInputStream(inputStream, (endbyte - startbyte) + 1);

                // The original input stream is going to be closed by the end of the request
                // so set propagate close to false
                boundedInputStream.setPropagateClose(false);

                // The read bytes in the current buffer
                int readBytes;

                while ((readBytes = boundedInputStream.read(buffer)) != -1) {
                    outputStream.write(buffer, 0, readBytes);
                }
            } finally {
                IOUtils.closeQuietly(boundedInputStream);
            }
        } else {
            // No range has been given so copy the content
            // from input stream to the output stream
            Streams.copy(inputStream, outputStream, getBufferSize());
        }
    } catch (ResponseIOException e) {
        // the client has closed the connection and
        // doesn't read the stream further on
        // (in tomcats
        // org.apache.catalina.connector.ClientAbortException)
        // we ignore this case
    }
    if (close) {
        IOUtils.close(inputStream);
    }
}

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