Example usage for java.io ByteArrayOutputStream size

Introduction

In this page you can find the example usage for java.io ByteArrayOutputStream size.

Prototype

public synchronized int size() 

Source Link

Document

Returns the current size of the buffer.

Usage

From source file:org.bibsonomy.rest.RestServlet.java

/**
 * @param request//from w ww .j  a v  a2  s.  c o m
 *            the servletrequest
 * @param response
 *            the servletresponse
 * @param method
 *            httpMethod to use, see {@link HttpMethod}
 * @throws IOException
 */
private void handle(final HttpServletRequest request, final HttpServletResponse response,
        final HttpMethod method) throws IOException {
    log.debug("Incoming Request: " + method.name() + " " + request.getRequestURL() + " from IP "
            + request.getHeader("x-forwarded-for"));
    final long start = System.currentTimeMillis();

    try {
        // validate the requesting user's authorization
        final LogicInterface logic = validateAuthorization(request);

        // parse the request object to retrieve a list with all items of the
        // http request
        final MultiPartRequestParser parser = new MultiPartRequestParser(request);

        // choose rendering format (defaults to xml)
        final RenderingFormat renderingFormat = RESTUtils.getRenderingFormatForRequest(
                request.getParameterMap(), request.getHeader(HeaderUtils.HEADER_ACCEPT),
                request.getContentType());

        // create Context
        final Reader reader = RESTUtils.getInputReaderForStream(request.getInputStream(), REQUEST_ENCODING);
        final Context context = new Context(method, getPathInfo(request), renderingFormat, this.urlRenderer,
                reader, parser.getList(), logic, request.getParameterMap(), additionalInfos);

        // validate request
        context.canAccess();

        // set some response headers
        final String userAgent = request.getHeader(HeaderUtils.HEADER_USER_AGENT);
        log.debug("[USER-AGENT] " + userAgent);
        response.setContentType(context.getContentType(userAgent));
        response.setCharacterEncoding(RESPONSE_ENCODING);

        // send answer
        if (method.equals(HttpMethod.POST)) {
            // if a POST request completes successfully this means that a
            // resource has been created
            response.setStatus(HttpServletResponse.SC_CREATED);
        } else {
            response.setStatus(HttpServletResponse.SC_OK);
        }

        // just define an ByteArrayOutputStream to store all outgoing data
        final ByteArrayOutputStream cachingStream = new ByteArrayOutputStream();
        context.perform(cachingStream);

        /*
         * XXX: note: cachingStream.size() !=
         * cachingStream.toString().length() !! the correct value is the
         * first one!
         */
        response.setContentLength(cachingStream.size());

        // some more logging
        log.debug("Size of output sent:" + cachingStream.size());
        final long elapsed = System.currentTimeMillis() - start;
        log.debug("Processing time: " + elapsed + " ms");

        cachingStream.writeTo(response.getOutputStream());
    } catch (final AuthenticationException e) {
        log.warn(e.getMessage());
        response.setHeader("WWW-Authenticate",
                "Basic realm=\"" + RestProperties.getInstance().getBasicRealm() + "\"");
        sendError(request, response, HttpURLConnection.HTTP_UNAUTHORIZED, e.getMessage());
    } catch (final InternServerException e) {
        log.error(e.getMessage());
        sendError(request, response, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
    } catch (final NoSuchResourceException e) {
        log.error(e.getMessage());
        sendError(request, response, HttpServletResponse.SC_NOT_FOUND, e.getMessage());
    } catch (final BadRequestOrResponseException e) {
        log.error(e.getMessage());
        sendError(request, response, HttpServletResponse.SC_BAD_REQUEST, e.getMessage());
    } catch (final AccessDeniedException e) {
        log.error(e.getMessage());
        sendError(request, response, HttpServletResponse.SC_FORBIDDEN, e.getMessage());
    } catch (final ResourceMovedException e) {
        log.error(e.getMessage());
        /*
         * sending new location TODO: add date using
         */
        response.setHeader("Location", urlRenderer.createHrefForResource(e.getUserName(), e.getNewIntraHash()));
        sendError(request, response, HttpServletResponse.SC_MOVED_PERMANENTLY, e.getMessage());
    } catch (final DatabaseException e) {
        final StringBuilder returnMessage = new StringBuilder("");
        for (final String hash : e.getErrorMessages().keySet()) {
            for (final ErrorMessage em : e.getErrorMessages(hash)) {
                log.error(em.toString());
                returnMessage.append(em.toString() + "\n ");
            }
        }
        sendError(request, response, HttpServletResponse.SC_BAD_REQUEST, returnMessage.toString());

    } catch (final Exception e) {
        log.error(e, e);
        // well, lets fetch each and every error...
        sendError(request, response, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
    }
}

---

From source file:eu.scape_project.fcrepo.integration.IntellectualEntitiesIT.java

@Test
public void testIngestAndUpdateRepresentation() throws Exception {
    IntellectualEntity ie1 = TestUtil.createTestEntity("entity-18");
    this.postEntity(ie1);

    Representation r = new Representation.Builder(ie1.getRepresentations().get(0)).title("title update")
            .build();/*  w w  w.jav a2 s .c  o  m*/

    HttpPut put = new HttpPut(SCAPE_URL + "/representation/entity-18/" + r.getIdentifier().getValue());
    ByteArrayOutputStream sink = new ByteArrayOutputStream();
    this.marshaller.serialize(r, sink);
    put.setEntity(new InputStreamEntity(new ByteArrayInputStream(sink.toByteArray()), sink.size(),
            ContentType.TEXT_XML));
    HttpResponse resp = this.client.execute(put);
    assertEquals(200, resp.getStatusLine().getStatusCode());
    put.releaseConnection();

    /* fetch the representation and check that the title has been updated */
    HttpGet get = new HttpGet(SCAPE_URL + "/representation/entity-18/" + r.getIdentifier().getValue());
    resp = this.client.execute(get);
    assertEquals(200, resp.getStatusLine().getStatusCode());
    Representation fetched = this.marshaller.deserialize(Representation.class, resp.getEntity().getContent());
    assertEquals(r.getIdentifier().getValue(), fetched.getIdentifier().getValue());
    assertEquals("title update", fetched.getTitle());
    get.releaseConnection();

}

---

From source file:eu.scape_project.fcrepo.integration.IntellectualEntitiesIT.java

@Test
public void testIngestAndUpdateRepresentationAndFetchOldVersion() throws Exception {
    IntellectualEntity ie1 = TestUtil.createTestEntity("entity-24");
    this.postEntity(ie1);

    Representation r = new Representation.Builder(ie1.getRepresentations().get(0)).title("title update")
            .build();//from  w  ww .j a  va 2 s  . com

    HttpPut put = new HttpPut(SCAPE_URL + "/representation/entity-24/" + r.getIdentifier().getValue());
    ByteArrayOutputStream sink = new ByteArrayOutputStream();
    this.marshaller.serialize(r, sink);
    put.setEntity(new InputStreamEntity(new ByteArrayInputStream(sink.toByteArray()), sink.size(),
            ContentType.TEXT_XML));
    HttpResponse resp = this.client.execute(put);
    assertEquals(200, resp.getStatusLine().getStatusCode());
    put.releaseConnection();

    /* fetch the representation and check that the title has been updated */
    HttpGet get = new HttpGet(SCAPE_URL + "/representation/entity-24/" + r.getIdentifier().getValue() + "/1");
    resp = this.client.execute(get);
    assertEquals(200, resp.getStatusLine().getStatusCode());
    Representation fetched = this.marshaller.deserialize(Representation.class, resp.getEntity().getContent());
    assertEquals(r.getIdentifier().getValue(), fetched.getIdentifier().getValue());
    assertEquals("Text representation", fetched.getTitle());
    get.releaseConnection();

}

---

From source file:org.apache.axis.attachments.AttachmentPart.java

/**
 * Returns the number of bytes in this <CODE>
 * AttachmentPart</CODE> object./*from  w  w  w.ja v  a  2 s .  com*/
 * @return the size of this <CODE>AttachmentPart</CODE> object
 *     in bytes or -1 if the size cannot be determined
 * @throws  SOAPException  if the content of this
 *     attachment is corrupted of if there was an exception
 *     while trying to determine the size.
 */
public int getSize() throws SOAPException {
    if (datahandler == null) {
        return 0;
    }
    ByteArrayOutputStream bout = new ByteArrayOutputStream();
    try {
        datahandler.writeTo(bout);
    } catch (java.io.IOException ex) {
        log.error(Messages.getMessage("javaIOException00"), ex);
        throw new SOAPException(Messages.getMessage("javaIOException01", ex.getMessage()), ex);
    }
    return bout.size();
}

---

From source file:eu.scape_project.fcrepo.integration.IntellectualEntitiesIT.java

@Test
public void testIngestAndUpdateFileAndFetchOldVersion() throws Exception {
    IntellectualEntity ie1 = TestUtil.createTestEntity("entity-25");
    this.postEntity(ie1);

    File f = new File.Builder(ie1.getRepresentations().get(0).getFiles().get(0))
            .uri(URI.create(TestUtil.class.getClassLoader().getResource("scape_logo.png").toString()))
            .filename("wikipedia.png").mimetype("image/png").build();

    Representation r = new Representation.Builder(ie1.getRepresentations().get(0)).title("title update")
            .files(Arrays.asList(f)).build();

    HttpPut put = new HttpPut(SCAPE_URL + "/representation/entity-25/" + r.getIdentifier().getValue());
    ByteArrayOutputStream sink = new ByteArrayOutputStream();
    this.marshaller.serialize(r, sink);
    put.setEntity(new InputStreamEntity(new ByteArrayInputStream(sink.toByteArray()), sink.size(),
            ContentType.TEXT_XML));//from   www .ja v  a2s  .c  o  m
    HttpResponse resp = this.client.execute(put);
    assertEquals(200, resp.getStatusLine().getStatusCode());
    put.releaseConnection();

    /* fetch the file */
    HttpGet get = new HttpGet(SCAPE_URL + "/file/entity-25/" + r.getIdentifier().getValue() + "/"
            + f.getIdentifier().getValue() + "/1");
    resp = this.client.execute(get);
    assertEquals(200, resp.getStatusLine().getStatusCode());
    get.releaseConnection();

}

---

From source file:eu.scape_project.fcrepo.integration.IntellectualEntitiesIT.java

@Test
public void testIngestAndUpdateEntityMetadata() throws Exception {
    IntellectualEntity ie1 = TestUtil.createTestEntity("entity-19");
    this.postEntity(ie1);

    org.purl.dc.elements._1.ObjectFactory dcFac = new org.purl.dc.elements._1.ObjectFactory();
    ElementContainer cnt = dcFac.createElementContainer();
    SimpleLiteral lit_title = new SimpleLiteral();
    lit_title.getContent().add("DC metadata updated");
    cnt.getAny().add(dcFac.createTitle(lit_title));

    HttpPut put = new HttpPut(SCAPE_URL + "/metadata/entity-19/DESCRIPTIVE");
    ByteArrayOutputStream sink = new ByteArrayOutputStream();
    this.marshaller.serialize(cnt, sink);

    put.setEntity(new InputStreamEntity(new ByteArrayInputStream(sink.toByteArray()), sink.size(),
            ContentType.TEXT_XML));//from   www  .  j  a va2 s .c  om
    HttpResponse resp = this.client.execute(put);
    assertEquals(200, resp.getStatusLine().getStatusCode());
    put.releaseConnection();

    /* fetch the entity and check that the title has been updated */
    HttpGet get = new HttpGet(SCAPE_URL + "/metadata/entity-19/DESCRIPTIVE");
    resp = this.client.execute(get);
    assertEquals(200, resp.getStatusLine().getStatusCode());
    ElementContainer fetched = (ElementContainer) this.marshaller.deserialize(resp.getEntity().getContent());
    assertEquals("DC metadata updated", fetched.getAny().get(0).getValue().getContent().get(0));
    get.releaseConnection();

}

---

From source file:eu.scape_project.fcrepo.integration.IntellectualEntitiesIT.java

@Test
public void testIngestAndUpdateRepresentationMetadata() throws Exception {
    IntellectualEntity ie1 = TestUtil.createTestEntity("entity-20");
    this.postEntity(ie1);

    org.purl.dc.elements._1.ObjectFactory dcFac = new org.purl.dc.elements._1.ObjectFactory();
    ElementContainer cnt = dcFac.createElementContainer();
    SimpleLiteral lit_title = new SimpleLiteral();
    lit_title.getContent().add("SOURCE metadata updated");
    cnt.getAny().add(dcFac.createTitle(lit_title));

    HttpPut put = new HttpPut(SCAPE_URL + "/metadata/entity-20/representation-1/SOURCE");
    ByteArrayOutputStream sink = new ByteArrayOutputStream();
    this.marshaller.serialize(cnt, sink);

    put.setEntity(new InputStreamEntity(new ByteArrayInputStream(sink.toByteArray()), sink.size(),
            ContentType.TEXT_XML));//ww  w  .ja v a  2  s. co m
    HttpResponse resp = this.client.execute(put);
    assertEquals(200, resp.getStatusLine().getStatusCode());
    put.releaseConnection();

    /* fetch the entity and check that the title has been updated */
    HttpGet get = new HttpGet(SCAPE_URL + "/metadata/entity-20/representation-1/SOURCE");
    resp = this.client.execute(get);
    assertEquals(200, resp.getStatusLine().getStatusCode());
    ElementContainer fetched = (ElementContainer) this.marshaller.deserialize(resp.getEntity().getContent());
    assertEquals("SOURCE metadata updated", fetched.getAny().get(0).getValue().getContent().get(0));
    get.releaseConnection();

}

---

From source file:opendap.xml.Transformer.java

public InputStream transform(String inputDocumentUrl) throws SaxonApiException {
    StreamSource s = new StreamSource(inputDocumentUrl);
    ByteArrayOutputStream os = new ByteArrayOutputStream();
    serializer.setOutputStream(os);//from   w ww . ja va  2s  . c o  m
    transform.setSource(s);
    transform.setDestination(serializer);
    transform.transform();
    ByteArrayInputStream bis = new ByteArrayInputStream(os.toByteArray());

    log.debug("Transformed document is " + os.size() + " bytes.");

    return bis;

}

---

From source file:org.hyperic.hq.agent.db.DiskList.java

/**
 * Add the string to the list of data being stored in the DiskList.
 *
 * @param data Data to add to the end of the list
 *///from  w ww.j  a v  a2 s.  c om
public void addToList(String data) throws IOException {
    if (this.closed) {
        throw new IOException("Datafile already closed");
    }
    ByteArrayOutputStream bOs = new ByteArrayOutputStream(this.recordSize);
    DataOutputStream dOs = new DataOutputStream(bOs);
    dOs.writeUTF(data);
    if (bOs.size() > this.recordSize) {
        throw new IOException(
                "Data length(" + bOs.size() + ") exceeds " + "maximum record length(" + this.recordSize + ")");
    }
    final long start = now();
    bOs.write(this.padBytes, 0, this.recordSize - bOs.size());
    byte[] bytes = bOs.toByteArray();

    synchronized (this.dataFile) {
        Long firstFreeL;
        long firstFree;

        this.modNum = this.rand.nextInt();

        try {
            firstFreeL = (Long) this.freeList.first();
            firstFree = firstFreeL.longValue();
            this.freeList.remove(firstFreeL);
        } catch (NoSuchElementException exc) {
            // Else we're adding to the end
            firstFree = this.indexFile.length() / IDX_REC_LEN;
        }

        // Write the record to the data file
        this.dataFile.seek(firstFree * this.recordSize);
        this.dataFile.write(bytes);

        bOs.reset();
        dOs.writeBoolean(true); // Is Used
        dOs.writeLong(this.lastRec); // Previous record idx
        dOs.writeLong(-1); // Next record idx

        // Write the index for the record we just made
        this.indexFile.seek(firstFree * IDX_REC_LEN);
        bytes = bOs.toByteArray();
        this.indexFile.write(bytes, 0, bytes.length);

        // Update the previous 'last' record to point to us
        if (this.lastRec != -1) {
            this.indexFile.seek((this.lastRec * IDX_REC_LEN) + 1 + 8);
            this.indexFile.writeLong(firstFree);
        }

        this.lastRec = firstFree;
        if (this.firstRec == -1) {
            this.firstRec = firstFree;
        }
    }

    if (this.dataFile.length() > this.maxLength) {
        this.log.error("Maximum file size for data file: " + this.fileName + " reached (" + this.maxLength
                + " bytes), truncating.");
        deleteAllRecords();
    }
    long duration = now() - start;
    statsCollector.addStat(duration, DISK_LIST_ADD_TO_LIST_TIME);
}

---

From source file:org.apache.camel.component.dropbox.core.DropboxAPIFacade.java

private void downloadSingleFile(String path, Map<String, ByteArrayOutputStream> resultEntries)
        throws DropboxException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    DbxEntry.File downloadedFile;
    try {/*  w ww  . jav a 2s. c  o m*/
        downloadedFile = DropboxAPIFacade.client.getFile(path, null, baos);
    } catch (DbxException e) {
        throw new DropboxException(path + " does not exist or can't obtain metadata");
    } catch (IOException e) {
        throw new DropboxException(path + " can't obtain a stream");
    }
    if (downloadedFile != null) {
        resultEntries.put(path, baos);
        LOG.info("downloaded path:" + path + " - baos size:" + baos.size());
    }

}

---

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