Example usage for org.apache.commons.httpclient HttpMethodBase getResponseBodyAsStream

Introduction

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

Prototype

@Override
public InputStream getResponseBodyAsStream() throws IOException 

Source Link

Document

Returns the response body of the HTTP method, if any, as an InputStream .

Usage

From source file:edu.unc.lib.dl.ui.util.FileIOUtil.java

public static void stream(OutputStream outStream, HttpMethodBase method) throws IOException {
    try (InputStream in = method.getResponseBodyAsStream();
            BufferedInputStream reader = new BufferedInputStream(in)) {
        byte[] buffer = new byte[4096];
        int count = 0;
        int length = 0;
        while ((length = reader.read(buffer)) >= 0) {
            try {
                outStream.write(buffer, 0, length);
                if (count++ % 5 == 0) {
                    outStream.flush();/*www  . j  a  v  a 2  s.c o  m*/
                }
            } catch (IOException e) {
                // Differentiate between socket being closed when writing vs
                // reading
                throw new ClientAbortException(e);
            }
        }
        try {
            outStream.flush();
        } catch (IOException e) {
            throw new ClientAbortException(e);
        }
    }
}

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From source file:com.buzzdavidson.spork.util.XmlUtils.java

/**
 * Reads an XML Document from the given HttpMethodBase's response stream.
 * @param method method from which to read document
 * @return XML Document/*from  ww  w .  ja  v  a2 s.  co m*/
 */
public static Document readResponseDocument(HttpMethodBase method) {
    try {
        return readDocument(method.getResponseBodyAsStream());
    } catch (Exception ex) {
        throw new RuntimeException("Failed to read XML document", ex);
    }
}

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From source file:com.google.gsa.valve.modules.utils.HTTPAuthZProcessor.java

/**
 * If the document is non HTML, this method processes its content in order to 
 * rewrite the URLs it includes/*from   ww w .  ja v  a2  s  .co  m*/
 * 
 * @param response
 * @param method
 * @throws IOException
 */
public static void processNonHTML(HttpServletResponse response, HttpMethodBase method) throws IOException {

    logger.debug("Processing a non HTML document");

    InputStream is = new BufferedInputStream(method.getResponseBodyAsStream());

    //HTTP Output
    OutputStream os = response.getOutputStream();

    byte[] buffer = new byte[BUFFER_BLOCK_SIZE];
    int read = is.read(buffer);
    while (read >= 0) {
        if (read > 0) {
            os.write(buffer, 0, read);
        }
        read = is.read(buffer);
    }

    //protection
    buffer = null;

    is.close();
    os.close();
}

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From source file:com.google.gsa.valve.modules.utils.HTTPAuthZProcessor.java

/**
 * If the document is HTML, this method processes its content in order to 
 * rewrite the URLs it includes//www.j  a  va 2 s. co  m
 * 
 * @param response HTTP response
 * @param method HTTP method
 * @param url document url
 * @param loginUrl login url
 * @param contenType content Type
 * 
 * @throws IOException
 * @throws ParserException
 */
public static void processHTML(HttpServletResponse response, HttpMethodBase method, String url, String loginUrl,
        String contentType) throws IOException, ParserException {
    logger.debug("Processing an HTML document");

    String stream = null;
    Parser parser = null;
    NodeVisitor visitor = null;

    // Retrieve HTML stream
    stream = readFully(new InputStreamReader(method.getResponseBodyAsStream()));

    // Protection
    if (stream != null) {
        logger.debug("Stream content size: " + stream.length());
        // Parse HTML stream to replace any links to include the path to the valve
        parser = Parser.createParser(stream, null);

        // Instantiate visitor
        visitor = new HTTPVisitor(url, loginUrl);
        // Parse nodes
        parser.visitAllNodesWith(visitor);

        // Get writer
        PrintWriter out = response.getWriter();

        // Push HTML content
        if (out != null) {
            out.flush();
            out.print(((HTTPVisitor) visitor).getModifiedHTML());
            out.close();
            logger.debug("Wrote: " + ((HTTPVisitor) visitor).getModifiedHTML().length());
        }

        response.setHeader("Content-Type", contentType);

        //  Garbagge collect
        stream = null;
        parser = null;
        visitor = null;
    }
}

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From source file:cz.muni.fi.pa165.creatures.rest.client.services.utils.CRUDServiceHelper.java

/**
 * Helper methods which executes an HTTP {@code method} and writes the
 * output to the standard output (e.g. console). Return codes of the HTTP
 * responses are present so we can verify what happened at the server side.
 *
 * @param method method to send to the server side
 *///from   www .ja  va  2s  .co  m
public static void send(HttpMethodBase method) {
    HttpClient httpClient = new HttpClient();
    try {

        int result = httpClient.executeMethod(method);
        System.out.println(RESPONSE_STATUS_CODE + result);
        ResponseCode response = ResponseCode.fromInt(result);
        if (response != ResponseCode.NOT_FOUND && response != ResponseCode.SERVER_ERROR
                && response != ResponseCode.FORBIDDEN) {
            System.out.println(RESPONSE_HEADER);

            Header[] headers = method.getResponseHeaders();
            for (Header h : headers) {
                System.out.println(h.toString());
            }

            InputStreamReader isr = new InputStreamReader(method.getResponseBodyAsStream());
            BufferedReader br = new BufferedReader(isr);

            String line;

            while ((line = br.readLine()) != null) {
                System.out.println(line);
            }
        }
    } catch (ConnectException ex) {
        logger.log(Level.WARNING, CONNECTION_EXCEPTION_MSG);
    } catch (IOException ex) {
        logger.log(Level.INFO, ex.getMessage());
    } finally {
        method.releaseConnection();
    }
}

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From source file:edu.unc.lib.dl.cdr.sword.server.MethodAwareInputStream.java

public MethodAwareInputStream(HttpMethodBase method) throws IOException {
    this.originalStream = method.getResponseBodyAsStream();
    this.method = method;
}

---

From source file:de.michaeltamm.W3cMarkupValidator.java

private String getResponseBody(final HttpMethodBase httpMethod) throws IOException {
    final InputStream in = httpMethod.getResponseBodyAsStream();
    try {/*from  w  w w.  j  a va  2 s .  co  m*/
        final ByteArrayOutputStream out = new ByteArrayOutputStream(1000000);
        final byte[] buffer = new byte[4096];
        int n;
        while ((n = in.read(buffer)) > 0) {
            out.write(buffer, 0, n);
        }
        return out.toString(httpMethod.getResponseCharSet());
    } finally {
        try {
            in.close();
        } catch (IOException ignored) {
        }
    }
}

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From source file:com.springsource.hq.plugin.tcserver.cli.client.configuration.FileResponseHandler.java

public T handleResponse(int responseCode, HttpMethodBase method) throws IOException {
    switch (responseCode) {
    case 200://from   w  ww . j  ava 2s  .  c  o m
        FileOutputStream fileOutputStream = null;
        InputStream in = method.getResponseBodyAsStream();
        try {
            fileOutputStream = new FileOutputStream(targetFile.getAbsolutePath());
            final byte[] buf = new byte[1024];
            int len;
            while ((len = in.read(buf)) > 0) {
                fileOutputStream.write(buf, 0, len);
            }
            return getSuccessResponse();
        } catch (Exception e) {
            return getErrorResponse(createServiceError("UnexpectedError", "Unable to deserialize result"));
        } finally {
            if (fileOutputStream != null) {
                try {
                    fileOutputStream.close();
                } catch (IOException e) {
                }
            }
        }
    case 401:
        // Unauthorized
        return getErrorResponse(
                createServiceError("LoginFailure", "The given username and password could not be validated"));
    default:
        String reasonText;
        if (method.getStatusText() != null) {
            reasonText = method.getStatusText();
        } else {
            reasonText = "An unexpected error occurred";
        }
        return getErrorResponse(createServiceError("UnexpectedError", reasonText));
    }
}

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From source file:com.honnix.cheater.validator.ContentValidator.java

private boolean isValidContent(HttpMethodBase method, String keyString) {
    boolean result = false;
    String charSet = method.getResponseCharSet();

    try {/*from   ww  w . j  a  va  2  s.com*/
        BufferedReader br = new BufferedReader(
                new InputStreamReader(method.getResponseBodyAsStream(), charSet));
        String line = null;

        while (!result && (line = br.readLine()) != null) {
            if (line.indexOf(keyString) != -1) {
                result = true;
            }
        }
    } catch (IOException e) {
        result = false;
    }

    return result;
}

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From source file:com.github.rnewson.couchdb.lucene.Database.java

private synchronized String execute(final HttpMethodBase method) throws HttpException, IOException {
    try {//from  w  w  w  . j a va2  s.c om

        final int sc = CLIENT.executeMethod(method);
        if (sc == 401) {
            throw new HttpException("Unauthorized.");
        }
        final InputStream in = method.getResponseBodyAsStream();
        try {
            final StringWriter writer = new StringWriter(2048);
            IOUtils.copy(in, writer, method.getResponseCharSet());
            return writer.toString();
        } finally {
            in.close();
        }
    } finally {
        method.releaseConnection();
    }
}

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