Example usage for org.apache.commons.httpclient ChunkedOutputStream ChunkedOutputStream

List of usage examples for org.apache.commons.httpclient ChunkedOutputStream ChunkedOutputStream

  1. HOME
  2. Java
  3. org.apache.commons
  4. org.apache.commons.httpclient.*
  5. ChunkedOutputStream
  6. ChunkedOutputStream

Introduction

In this page you can find the example usage for org.apache.commons.httpclient ChunkedOutputStream ChunkedOutputStream.

Prototype

public ChunkedOutputStream(OutputStream paramOutputStream) throws IOException

Source Link

Usage

From source file:edu.ucsb.eucalyptus.cloud.ws.PutMethodWithProgress.java

@Override
protected boolean writeRequestBody(HttpState state, HttpConnection conn) throws IOException {
    InputStream inputStream;//from  w  w w.  ja  va  2 s .  c  om
    if (outFile != null) {
        inputStream = new FileInputStream(outFile);

        ChunkedOutputStream chunkedOut = new ChunkedOutputStream(conn.getRequestOutputStream());
        byte[] buffer = new byte[StorageProperties.TRANSFER_CHUNK_SIZE];
        int bytesRead;
        int numberProcessed = 0;
        long totalBytesProcessed = 0;
        while ((bytesRead = inputStream.read(buffer)) > 0) {
            ByteArrayOutputStream out = new ByteArrayOutputStream();
            GZIPOutputStream zip = new GZIPOutputStream(out);
            zip.write(buffer, 0, bytesRead);
            zip.close();
            chunkedOut.write(out.toByteArray());
            totalBytesProcessed += bytesRead;
            if (++numberProcessed >= callback.getUpdateThreshold()) {
                callback.run();
                numberProcessed = 0;
            }
        }
        if (totalBytesProcessed > 0) {
            callback.finish();
        } else {
            callback.failed();
        }
        chunkedOut.finish();
        inputStream.close();
    } else {
        return false;
    }
    return true;
}

From source file:com.eucalyptus.blockstorage.PutMethodWithProgress.java

@Override
protected boolean writeRequestBody(HttpState state, HttpConnection conn) throws IOException {
    InputStream inputStream;//from ww  w  . ja v a  2 s .com
    if (outFile != null) {
        inputStream = new FileInputStream(outFile);

        ChunkedOutputStream chunkedOut = new ChunkedOutputStream(conn.getRequestOutputStream());
        byte[] buffer = new byte[StorageProperties.TRANSFER_CHUNK_SIZE];
        int bytesRead;
        long totalBytesProcessed = 0;
        while ((bytesRead = inputStream.read(buffer)) > 0) {
            ByteArrayOutputStream out = new ByteArrayOutputStream();
            GZIPOutputStream zip = new GZIPOutputStream(out);
            zip.write(buffer, 0, bytesRead);
            zip.close();
            chunkedOut.write(out.toByteArray());
            totalBytesProcessed += bytesRead;
            callback.update(totalBytesProcessed);
        }
        if (totalBytesProcessed > 0) {
            callback.finish();
        } else {
            callback.failed();
        }
        chunkedOut.finish();
        inputStream.close();
    } else {
        return false;
    }
    return true;
}

From source file:org.apache.webdav.lib.methods.HttpRequestBodyMethodBase.java

/**
 * Do write the request body.//from  w ww . j a  v a 2 s  .co m
 * Override the method of {@link HttpMethodBase}
 * if the method should wait until a <tt>100 Continue</tt> status code
 * is expected (@link readContinueCode)
 *
 * @since 2.0
 */
protected boolean writeRequestBody(HttpState state, HttpConnection conn) throws IOException, HttpException {
    OutputStream out = conn.getRequestOutputStream();
    if (isHttp11() && (null == getRequestHeader("Content-Length"))) {
        out = new ChunkedOutputStream(out);
    }

    InputStream inputStream = null;
    if (file != null && file.exists()) {
        inputStream = new FileInputStream(file);
    } else if (url != null) {
        inputStream = url.openConnection().getInputStream();
    } else if (data != null) {
        inputStream = new ByteArrayInputStream(data);
    } else {
        return true;
    }

    byte[] buffer = new byte[4096];
    int nb = 0;
    while (true) {
        nb = inputStream.read(buffer);
        if (nb == -1) {
            break;
        }
        out.write(buffer, 0, nb);
    }
    out.flush();
    return true;
}

From source file:org.apache.wink.itest.contentencoding.ContentEncodingTest.java

/**
 * Tests sending in small bits of gzip encoded content.
 * /* w  w w.  jav a 2  s.co  m*/
 * @throws HttpException
 * @throws IOException
 */
public void testSendSmallGzipContentEncoded() throws HttpException, IOException {
    PostMethod postMethod = new PostMethod(BASE_URI + "/bigbook");

    postMethod.addRequestHeader("Accept", "text/plain");
    postMethod.setRequestHeader("Content-Encoding", "gzip");
    postMethod.setRequestHeader("Transfer-Encoding", "chunked");
    // postMethod.setRequestHeader("Content-)
    ByteArrayOutputStream originalContent = new ByteArrayOutputStream();
    originalContent.write("Hello world".getBytes("UTF-8"));

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ChunkedOutputStream chunkedOut = new ChunkedOutputStream(baos);
    GZIPOutputStream gzipOut = new GZIPOutputStream(chunkedOut);

    originalContent.writeTo(gzipOut);

    gzipOut.finish();
    chunkedOut.finish();
    byte[] content = baos.toByteArray();

    postMethod.setRequestEntity(new ByteArrayRequestEntity(content, "text/plain; charset=utf-8"));
    try {
        int result = client.executeMethod(postMethod);
        assertEquals(200, result);
        String response = postMethod.getResponseBodyAsString();
        assertEquals("Hello world" + "helloworld", response);
    } finally {
        postMethod.releaseConnection();
    }
}

From source file:org.apache.wink.itest.contentencoding.WinkContentEncodingTest.java

/**
 * Tests sending in small bits of gzip encoded content.
 * /*from w  w  w.j av a2s .c o m*/
 * @throws HttpException
 * @throws IOException
 */
public void testSendSmallGzipContentEncoded() throws HttpException, IOException {
    ByteArrayOutputStream originalContent = new ByteArrayOutputStream();
    originalContent.write("Hello world".getBytes("UTF-8"));

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ChunkedOutputStream chunkedOut = new ChunkedOutputStream(baos);
    GZIPOutputStream gzipOut = new GZIPOutputStream(chunkedOut);

    originalContent.writeTo(gzipOut);

    gzipOut.finish();
    chunkedOut.finish();
    byte[] content = baos.toByteArray();

    ClientResponse response = client.resource(BASE_URI + "/bigbook").accept(MediaType.TEXT_PLAIN)
            .header("Transfer-Encoding", "chunked").header("Content-Encoding", "gzip")
            .contentType("text/plain; charset=utf-8").post(content);
    assertEquals(200, response.getStatusCode());
    String responseBody = response.getEntity(String.class);
    assertEquals("Hello world" + "helloworld", responseBody);
}

From source file:org.mule.transport.http.HttpServerConnection.java

public void writeRequest(final HttpRequest request) throws IOException {
    if (request == null) {
        return;//from w  ww.  ja  v  a2  s .c  om
    }
    ResponseWriter writer = new ResponseWriter(this.out, encoding);
    writer.println(request.getRequestLine().toString());
    Iterator item = request.getHeaderIterator();
    while (item.hasNext()) {
        Header header = (Header) item.next();
        writer.print(header.toExternalForm());
    }
    writer.println();
    writer.flush();

    OutputStream outstream = this.out;
    InputStream content = request.getBody();
    if (content != null) {
        Header transferenc = request.getFirstHeader(HttpConstants.HEADER_TRANSFER_ENCODING);
        if (transferenc != null) {
            request.removeHeaders(HttpConstants.HEADER_CONTENT_LENGTH);
            if (transferenc.getValue().indexOf(HttpConstants.TRANSFER_ENCODING_CHUNKED) != -1) {
                outstream = new ChunkedOutputStream(outstream);
            }
        }

        IOUtils.copy(content, outstream);

        if (outstream instanceof ChunkedOutputStream) {
            ((ChunkedOutputStream) outstream).finish();
        }
    }

    outstream.flush();
}

From source file:org.mule.transport.http.HttpServerConnection.java

/**
 * Write an HttpResponse and add the map entries as headers
 *
 * @param response http response with the content of the response
 * @param headers headers to add to the http response besides the one already contained in the HttpResponse object
 * @throws IOException//from w  ww.j av a  2 s .  c om
 */
public void writeResponse(final HttpResponse response, Map<String, String> headers) throws IOException {
    if (response == null) {
        return;
    }

    if (!response.isKeepAlive()) {
        Header header = new Header(HttpConstants.HEADER_CONNECTION, "close");
        response.setHeader(header);
    }

    setKeepAlive(response.isKeepAlive());
    addHeadersToHttpResponse(response, headers);
    ResponseWriter writer = new ResponseWriter(this.out, encoding);
    OutputStream outstream = this.out;

    writer.println(response.getStatusLine());
    Iterator item = response.getHeaderIterator();
    while (item.hasNext()) {
        Header header = (Header) item.next();
        writer.print(header.toExternalForm());
    }
    writer.println();
    writer.flush();

    OutputHandler content = response.getBody();
    if (content != null) {
        Header transferenc = response.getFirstHeader(HttpConstants.HEADER_TRANSFER_ENCODING);
        if (transferenc != null) {
            response.removeHeaders(HttpConstants.HEADER_CONTENT_LENGTH);
            if (transferenc.getValue().indexOf(HttpConstants.TRANSFER_ENCODING_CHUNKED) != -1) {
                outstream = new ChunkedOutputStream(outstream);
            }
        }

        content.write(RequestContext.getEvent(), outstream);

        if (outstream instanceof ChunkedOutputStream) {
            ((ChunkedOutputStream) outstream).finish();
        }
    }

    outstream.flush();
}

From source file:org.mule.transport.http.transformers.HttpResponseToString.java

/**
 * Perform the transformation to always return a String object
 *//*w  ww  .  j  a  va2s . c om*/
@Override
protected Object doTransform(Object src, String encoding) throws TransformerException {
    try {
        HttpResponse response = (HttpResponse) src;
        ByteArrayOutputStream bos = new ByteArrayOutputStream(8192);
        OutputStream outstream = bos;
        ResponseWriter writer = new ResponseWriter(outstream, encoding);
        writer.println(response.getStatusLine());
        Iterator item = response.getHeaderIterator();
        while (item.hasNext()) {
            Header header = (Header) item.next();
            writer.print(header.toExternalForm());
        }
        writer.println();
        writer.flush();

        if (response.hasBody()) {
            OutputHandler handler = response.getBody();
            Header transferenc = response.getFirstHeader(HttpConstants.HEADER_TRANSFER_ENCODING);
            if (transferenc != null) {
                response.removeHeaders(HttpConstants.HEADER_CONTENT_LENGTH);
                if (transferenc.getValue().indexOf(HttpConstants.TRANSFER_ENCODING_CHUNKED) != -1) {
                    outstream = new ChunkedOutputStream(outstream);
                }
            }

            handler.write(RequestContext.getEvent(), outstream);

            if (outstream instanceof ChunkedOutputStream) {
                ((ChunkedOutputStream) outstream).finish();
            }
        }

        outstream.flush();
        bos.flush();
        byte[] result = bos.toByteArray();
        outstream.close();
        writer.close();
        bos.close();

        String output = null;
        try {
            output = new String(result, encoding);
        } catch (UnsupportedEncodingException uee) {
            // I believe this is never reached since a TransformerExcpetion
            // is thrown before at new ResponseWriter(outstream, encoding) if
            // encoding is not supported
            output = new String(result);
        }

        return output;
    } catch (IOException e) {
        throw new TransformerException(this, e);
    }
}