Example usage for java.util.zip DeflaterOutputStream write

List of usage examples for java.util.zip DeflaterOutputStream write

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Introduction

In this page you can find the example usage for java.util.zip DeflaterOutputStream write.

Prototype

public void write(int b) throws IOException

Source Link

Document

Writes a byte to the compressed output stream.

Usage

From source file:org.openmrs.module.shr.contenthandler.api.ContentTest.java

private static byte[] compressDeflate(String content) throws IOException {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    DeflaterOutputStream deflateOut = new DeflaterOutputStream(out, new Deflater(0, true));
    deflateOut.write(content.getBytes());
    IOUtils.closeQuietly(deflateOut);//from w ww.j a  v  a 2s.  c  om
    return out.toByteArray();
}

From source file:org.openmrs.module.shr.contenthandler.api.ContentTest.java

private static byte[] compressZLib(String content) throws IOException {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    DeflaterOutputStream zlibOut = new DeflaterOutputStream(out);
    zlibOut.write(content.getBytes());
    IOUtils.closeQuietly(zlibOut);//w w w  .jav  a  2  s . c  o m
    return out.toByteArray();
}

From source file:org.simbasecurity.core.saml.SAMLServiceImpl.java

protected String encodeSAMLRequest(byte[] pSAMLRequest) throws RuntimeException {
    Base64 base64Encoder = new Base64();

    try {// w ww.jav  a 2s.  c om
        ByteArrayOutputStream byteArray = new ByteArrayOutputStream();
        Deflater deflater = new Deflater(Deflater.DEFAULT_COMPRESSION, true);

        DeflaterOutputStream def = new DeflaterOutputStream(byteArray, deflater);
        def.write(pSAMLRequest);
        def.close();
        byteArray.close();

        String stream = new String(base64Encoder.encode(byteArray.toByteArray()));

        return stream.trim();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:org.slc.sli.api.security.saml.SamlHelper.java

/**
 * Converts plain-text xml to SAML-spec compliant string for HTTP-Redirect binding
 *
 * @param xml/*from www .  j  av  a  2  s  . co m*/
 * @return
 * @throws IOException
 */
private String xmlToEncodedString(String xml) throws IOException {
    Deflater deflater = new Deflater(Deflater.DEFLATED, true);
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    DeflaterOutputStream deflaterOutputStream = new DeflaterOutputStream(byteArrayOutputStream, deflater);
    deflaterOutputStream.write(xml.getBytes());
    deflaterOutputStream.close();
    String base64 = Base64.encodeBase64String(byteArrayOutputStream.toByteArray());
    return URLEncoder.encode(base64, "UTF-8");
}

From source file:org.socraticgrid.workbench.security.wso2.Saml2Util.java

/**
 * Compressing and Encoding the response
 *
 * @param xmlString String to be encoded
 * @return compressed and encoded String
 *//*from ww w. java  2 s  . c  o  m*/
public static String encode(String xmlString) throws Exception {
    Deflater deflater = new Deflater(Deflater.DEFLATED, true);
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    DeflaterOutputStream deflaterOutputStream = new DeflaterOutputStream(byteArrayOutputStream, deflater);

    deflaterOutputStream.write(xmlString.getBytes());
    deflaterOutputStream.close();

    // Encoding the compressed message
    String encodedRequestMessage = Base64.encodeBytes(byteArrayOutputStream.toByteArray(),
            Base64.DONT_BREAK_LINES);
    return encodedRequestMessage.trim();
}

From source file:org.socraticgrid.workbench.security.wso2.SamlConsumer.java

@SuppressWarnings("deprecation")
private String encodeAuthnRequest(AuthnRequest authnRequest) throws MarshallingException, IOException {
    String requestMessage;//from   w w w. ja  v a  2s .  co m
    // Pass authnRequest object to a DOM element
    Marshaller marshaller = org.opensaml.Configuration.getMarshallerFactory().getMarshaller(authnRequest);
    org.w3c.dom.Element authDOM = null;

    authDOM = marshaller.marshall(authnRequest);

    // Get the string
    StringWriter rspWrt = new StringWriter();
    XMLHelper.writeNode(authDOM, rspWrt);
    requestMessage = rspWrt.toString();

    // DEFLATE compression of the message, byteArrayOutputStream will holds
    // the compressed bytes
    Deflater deflater = new Deflater(Deflater.DEFLATED, true);
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    DeflaterOutputStream deflaterOutputStream = new DeflaterOutputStream(byteArrayOutputStream, deflater);

    deflaterOutputStream.write(requestMessage.getBytes());
    deflaterOutputStream.close();

    // Encoding the compressed message
    String encodedRequestMessage = Base64.encodeBytes(byteArrayOutputStream.toByteArray(),
            Base64.DONT_BREAK_LINES);
    encodedRequestMessage = URLEncoder.encode(encodedRequestMessage).trim();

    return encodedRequestMessage;
}

From source file:org.wso2.carbon.apim.sso.Util.java

/**
 * @param xmlString String to be encoded
 * @return//from w w w  .ja  v  a2 s.c  om
 */
public static String deflateAndEncode(String xmlString) throws Exception {
    Deflater deflater = new Deflater(Deflater.DEFLATED, true);
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    DeflaterOutputStream deflaterOutputStream = new DeflaterOutputStream(byteArrayOutputStream, deflater);

    deflaterOutputStream.write(xmlString.getBytes());
    deflaterOutputStream.close();

    // Encoding the compressed message
    String encodedRequestMessage = Base64.encodeBytes(byteArrayOutputStream.toByteArray(),
            Base64.DONT_BREAK_LINES);
    return encodedRequestMessage.trim();

}

From source file:org.wso2.carbon.appmgt.gateway.handlers.security.saml2.SAMLUtils.java

/**
 * Returns the marshalled and encoded SAML request.
 *
 * @param request//from   w  w w  .  j  a  v  a 2 s .  c om
 * @return
 * @throws SAMLException
 */
public static String marshallAndEncodeSAMLRequest(RequestAbstractType request) throws SAMLException {

    try {
        String marshalledRequest = SAMLSSOUtil.marshall(request);

        Deflater deflater = new Deflater(Deflater.DEFLATED, true);
        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
        DeflaterOutputStream deflaterOutputStream = new DeflaterOutputStream(byteArrayOutputStream, deflater);
        deflaterOutputStream.write(marshalledRequest.getBytes("UTF-8"));
        deflaterOutputStream.close();

        String encodedRequestMessage = Base64.encodeBytes(byteArrayOutputStream.toByteArray(),
                Base64.DONT_BREAK_LINES);
        return URLEncoder.encode(encodedRequestMessage, "UTF-8").trim();

    } catch (IdentityException e) {
        throw new SAMLException("Can't marshall and encode SAML response", e);
    } catch (IOException e) {
        throw new SAMLException("Can't marshall and encode SAML response", e);
    }
}

From source file:org.wso2.carbon.identity.application.authenticator.samlsso.manager.DefaultSAML2SSOManager.java

private String encodeRequestMessage(RequestAbstractType requestMessage) throws SAMLSSOException {

    Marshaller marshaller = Configuration.getMarshallerFactory().getMarshaller(requestMessage);
    Element authDOM = null;/* www .  j  a  va 2  s .c  om*/
    try {
        authDOM = marshaller.marshall(requestMessage);

        /* Compress the message */
        Deflater deflater = new Deflater(Deflater.DEFLATED, true);
        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
        DeflaterOutputStream deflaterOutputStream = new DeflaterOutputStream(byteArrayOutputStream, deflater);
        StringWriter rspWrt = new StringWriter();
        XMLHelper.writeNode(authDOM, rspWrt);
        deflaterOutputStream.write(rspWrt.toString().getBytes());
        deflaterOutputStream.close();

        /* Encoding the compressed message */
        String encodedRequestMessage = Base64.encodeBytes(byteArrayOutputStream.toByteArray(),
                Base64.DONT_BREAK_LINES);

        byteArrayOutputStream.write(byteArrayOutputStream.toByteArray());
        byteArrayOutputStream.toString();

        // log saml
        if (log.isDebugEnabled()) {
            log.debug("SAML Request  :  " + rspWrt.toString());
        }

        return URLEncoder.encode(encodedRequestMessage, "UTF-8").trim();

    } catch (MarshallingException e) {
        throw new SAMLSSOException("Error occurred while encoding SAML request", e);
    } catch (UnsupportedEncodingException e) {
        throw new SAMLSSOException("Error occurred while encoding SAML request", e);
    } catch (IOException e) {
        throw new SAMLSSOException("Error occurred while encoding SAML request", e);
    }
}

From source file:org.wso2.carbon.identity.auth.saml2.common.SAML2AuthUtils.java

public static String encodeForRedirect(RequestAbstractType requestMessage) {

    Marshaller marshaller = Configuration.getMarshallerFactory().getMarshaller(requestMessage);
    Element authDOM = null;/*from  w w w .  jav a2  s  .c om*/
    try {
        authDOM = marshaller.marshall(requestMessage);

        /* Compress the message */
        Deflater deflater = new Deflater(Deflater.DEFLATED, true);
        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
        DeflaterOutputStream deflaterOutputStream = new DeflaterOutputStream(byteArrayOutputStream, deflater);
        StringWriter rspWrt = new StringWriter();
        XMLHelper.writeNode(authDOM, rspWrt);
        deflaterOutputStream.write(rspWrt.toString().getBytes(StandardCharsets.UTF_8));
        deflaterOutputStream.close();

        /* Encoding the compressed message */
        String encodedRequestMessage = Base64.encodeBytes(byteArrayOutputStream.toByteArray(),
                Base64.DONT_BREAK_LINES);

        byteArrayOutputStream.write(byteArrayOutputStream.toByteArray());
        byteArrayOutputStream.toString(StandardCharsets.UTF_8.toString());

        // logger saml
        if (logger.isDebugEnabled()) {
            logger.debug("SAML Request  :  " + rspWrt.toString());
        }

        return URLEncoder.encode(encodedRequestMessage, "UTF-8").trim();

    } catch (MarshallingException | IOException e) {
        throw new IdentityRuntimeException("Error occurred while encoding SAML request", e);
    }
}