List of usage examples for java.util.zip DeflaterOutputStream DeflaterOutputStream
public DeflaterOutputStream(OutputStream out, boolean syncFlush)
From source file:org.wso2.carbon.identity.sso.saml.tomcat.agent.SSOManager.java
private String encodeRequestMessage(RequestAbstractType requestMessage) throws MarshallingException, IOException { Marshaller marshaller = Configuration.getMarshallerFactory().getMarshaller(requestMessage); Element authDOM = marshaller.marshall(requestMessage); 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();// www.ja v a 2 s . c o m /* Encoding the compressed message */ String encodedRequestMessage = Base64.encodeBytes(byteArrayOutputStream.toByteArray(), Base64.DONT_BREAK_LINES); return URLEncoder.encode(encodedRequestMessage, "UTF-8").trim(); }
From source file:org.apache.fop.render.pdf.ImageRawPNGAdapter.java
/** {@inheritDoc} */ public void outputContents(OutputStream out) throws IOException { InputStream in = ((ImageRawStream) image).createInputStream(); try {// ww w . j a va 2 s. c o m if (numberOfInterleavedComponents == 1 || numberOfInterleavedComponents == 3) { // means we have Gray, RGB, or Palette IOUtils.copy(in, out); } else { // means we have Gray + alpha or RGB + alpha // TODO: since we have alpha here do this when the alpha channel is extracted int numBytes = numberOfInterleavedComponents - 1; // 1 for Gray, 3 for RGB int numColumns = image.getSize().getWidthPx(); InflaterInputStream infStream = new InflaterInputStream(in, new Inflater()); DataInputStream dataStream = new DataInputStream(infStream); int offset = 0; int bytesPerRow = numberOfInterleavedComponents * numColumns; int filter; // here we need to inflate the PNG pixel data, which includes alpha, separate the alpha // channel and then deflate the RGB channels back again DeflaterOutputStream dos = new DeflaterOutputStream(out, new Deflater()); while ((filter = dataStream.read()) != -1) { byte[] bytes = new byte[bytesPerRow]; dataStream.readFully(bytes, 0, bytesPerRow); dos.write((byte) filter); for (int j = 0; j < numColumns; j++) { dos.write(bytes, offset, numBytes); offset += numberOfInterleavedComponents; } offset = 0; } dos.close(); } } finally { IOUtils.closeQuietly(in); } }
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 ww.j av a2s . c o m 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); } }
From source file:com.xwiki.authentication.saml.XWikiSAMLAuthenticator.java
public void showLogin(XWikiContext context) throws XWikiException { XWikiRequest request = context.getRequest(); XWikiResponse response = context.getResponse(); try {/*w w w. ja va 2 s . co m*/ DefaultBootstrap.bootstrap(); } catch (ConfigurationException e) { if (LOG.isErrorEnabled()) { LOG.error("Failed to bootstrap saml module"); } throw new XWikiException(XWikiException.MODULE_XWIKI_USER, XWikiException.ERROR_XWIKI_USER_INIT, "Failed to bootstrap saml module"); } XMLObjectBuilderFactory builderFactory = org.opensaml.Configuration.getBuilderFactory(); // Generate ID String randId = RandomStringUtils.randomAlphanumeric(42); if (LOG.isDebugEnabled()) LOG.debug("Random ID: " + randId); String sourceurl = request.getParameter("xredirect"); if (sourceurl == null) { if (context.getAction().startsWith("login")) sourceurl = context.getWiki().getURL("Main.WebHome", "view", context); else { context.getWiki(); sourceurl = XWiki.getRequestURL(request).toString(); } } request.getSession().setAttribute("saml_url", sourceurl); request.getSession().setAttribute("saml_id", randId); //Create an issuer Object IssuerBuilder issuerBuilder = new IssuerBuilder(); Issuer issuer = issuerBuilder.buildObject("urn:oasis:names:tc:SAML:2.0:assertion", "Issuer", "samlp"); issuer.setValue(getSAMLIssuer(context)); //Create NameIDPolicy NameIDPolicyBuilder nameIdPolicyBuilder = new NameIDPolicyBuilder(); NameIDPolicy nameIdPolicy = nameIdPolicyBuilder.buildObject(); nameIdPolicy.setFormat("urn:oasis:names:tc:SAML:2.0:nameid-format:persistent"); nameIdPolicy.setSPNameQualifier(getSAMLNameQualifier(context)); nameIdPolicy.setAllowCreate(true); //Create AuthnContextClassRef AuthnContextClassRefBuilder authnContextClassRefBuilder = new AuthnContextClassRefBuilder(); AuthnContextClassRef authnContextClassRef = authnContextClassRefBuilder .buildObject("urn:oasis:names:tc:SAML:2.0:assertion", "AuthnContextClassRef", "saml"); authnContextClassRef .setAuthnContextClassRef("urn:oasis:names:tc:SAML:2.0:ac:classes:PasswordProtectedTransport"); //Create RequestedAuthnContext RequestedAuthnContextBuilder requestedAuthnContextBuilder = new RequestedAuthnContextBuilder(); RequestedAuthnContext requestedAuthnContext = requestedAuthnContextBuilder.buildObject(); requestedAuthnContext.setComparison(AuthnContextComparisonTypeEnumeration.EXACT); requestedAuthnContext.getAuthnContextClassRefs().add(authnContextClassRef); DateTime issueInstant = new DateTime(); AuthnRequestBuilder authRequestBuilder = new AuthnRequestBuilder(); AuthnRequest authRequest = authRequestBuilder.buildObject("urn:oasis:names:tc:SAML:2.0:protocol", "AuthnRequest", "samlp"); authRequest.setForceAuthn(false); authRequest.setIsPassive(false); authRequest.setIssueInstant(issueInstant); authRequest.setProtocolBinding("urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST"); authRequest.setAssertionConsumerServiceURL(getSAMLAuthenticatorURL(context)); authRequest.setIssuer(issuer); authRequest.setNameIDPolicy(nameIdPolicy); authRequest.setRequestedAuthnContext(requestedAuthnContext); authRequest.setID(randId); authRequest.setVersion(SAMLVersion.VERSION_20); String stringRep = authRequest.toString(); if (LOG.isDebugEnabled()) { LOG.debug("New AuthnRequestImpl: " + stringRep); LOG.debug("Assertion Consumer Service URL: " + authRequest.getAssertionConsumerServiceURL()); } // Now we must build our representation to put into the html form to be submitted to the idp MarshallerFactory mfact = org.opensaml.Configuration.getMarshallerFactory(); Marshaller marshaller = (Marshaller) mfact.getMarshaller(authRequest); if (marshaller == null) { if (LOG.isErrorEnabled()) { LOG.error("Failed to get marshaller for " + authRequest); } throw new XWikiException(XWikiException.MODULE_XWIKI_USER, XWikiException.ERROR_XWIKI_USER_INIT, "Failed to get marshaller for " + authRequest); } else { Element authDOM; String samlRequest = ""; try { authDOM = marshaller.marshall(authRequest); StringWriter rspWrt = new StringWriter(); XMLHelper.writeNode(authDOM, rspWrt); String messageXML = rspWrt.toString(); Deflater deflater = new Deflater(Deflater.DEFLATED, true); ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(); DeflaterOutputStream deflaterOutputStream = new DeflaterOutputStream(byteArrayOutputStream, deflater); deflaterOutputStream.write(messageXML.getBytes()); deflaterOutputStream.close(); samlRequest = Base64.encodeBytes(byteArrayOutputStream.toByteArray(), Base64.DONT_BREAK_LINES); String outputString = new String(byteArrayOutputStream.toByteArray()); samlRequest = URLEncoder.encode(samlRequest); if (LOG.isDebugEnabled()) { LOG.debug("Converted AuthRequest: " + messageXML); // LOG.debug("samlRequest: " + samlRequest); } } catch (Exception e) { if (LOG.isErrorEnabled()) { LOG.error("Failed to marshaller request for " + authRequest); } throw new XWikiException(XWikiException.MODULE_XWIKI_USER, XWikiException.ERROR_XWIKI_USER_INIT, "Failed to marshaller request for " + authRequest); } String actionURL = getSAMLAuthenticatorURL(context); String url = actionURL + "?SAMLRequest=" + samlRequest; if (LOG.isInfoEnabled()) { LOG.info("Saml request sent to " + url); } try { response.sendRedirect(url); context.setFinished(true); } catch (IOException e) { } } }
From source file:org.socraticgrid.workbench.security.wso2.SamlConsumer.java
@SuppressWarnings("deprecation") private String encodeAuthnRequest(AuthnRequest authnRequest) throws MarshallingException, IOException { String requestMessage;/* www. j av a 2 s . com*/ // 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:PNGDecoder.java
/** main encoding method (stays blocked till encoding is finished). * @param image BufferedImage to encode/*from w w w. j a v a2 s . c o m*/ * @throws IOException IOException */ public void encode(BufferedImage image) throws IOException { int width = image.getWidth(null); int height = image.getHeight(null); final byte id[] = { -119, 80, 78, 71, 13, 10, 26, 10, 0, 0, 0, 13 }; write(id); crc.reset(); write("IHDR".getBytes()); write(width); write(height); byte head[] = null; switch (mode) { case BW_MODE: head = new byte[] { 1, 0, 0, 0, 0 }; break; case GREYSCALE_MODE: head = new byte[] { 8, 0, 0, 0, 0 }; break; case COLOR_MODE: head = new byte[] { 8, 2, 0, 0, 0 }; break; } write(head); write((int) crc.getValue()); ByteArrayOutputStream compressed = new ByteArrayOutputStream(65536); BufferedOutputStream bos = new BufferedOutputStream(new DeflaterOutputStream(compressed, new Deflater(9))); int pixel; int color; int colorset; switch (mode) { case BW_MODE: int rest = width % 8; int bytes = width / 8; for (int y = 0; y < height; y++) { bos.write(0); for (int x = 0; x < bytes; x++) { colorset = 0; for (int sh = 0; sh < 8; sh++) { pixel = image.getRGB(x * 8 + sh, y); color = ((pixel >> 16) & 0xff); color += ((pixel >> 8) & 0xff); color += (pixel & 0xff); colorset <<= 1; if (color >= 3 * 128) colorset |= 1; } bos.write((byte) colorset); } if (rest > 0) { colorset = 0; for (int sh = 0; sh < width % 8; sh++) { pixel = image.getRGB(bytes * 8 + sh, y); color = ((pixel >> 16) & 0xff); color += ((pixel >> 8) & 0xff); color += (pixel & 0xff); colorset <<= 1; if (color >= 3 * 128) colorset |= 1; } colorset <<= 8 - rest; bos.write((byte) colorset); } } break; case GREYSCALE_MODE: for (int y = 0; y < height; y++) { bos.write(0); for (int x = 0; x < width; x++) { pixel = image.getRGB(x, y); color = ((pixel >> 16) & 0xff); color += ((pixel >> 8) & 0xff); color += (pixel & 0xff); bos.write((byte) (color / 3)); } } break; case COLOR_MODE: for (int y = 0; y < height; y++) { bos.write(0); for (int x = 0; x < width; x++) { pixel = image.getRGB(x, y); bos.write((byte) ((pixel >> 16) & 0xff)); bos.write((byte) ((pixel >> 8) & 0xff)); bos.write((byte) (pixel & 0xff)); } } break; } bos.close(); write(compressed.size()); crc.reset(); write("IDAT".getBytes()); write(compressed.toByteArray()); write((int) crc.getValue()); write(0); crc.reset(); write("IEND".getBytes()); write((int) crc.getValue()); out.close(); }
From source file:org.diorite.nbt.NbtOutputStream.java
/** * Create new nbt output stream for given file, and write nbt tag to it. * * @param tag nbt tag to write.//w ww. j a v a2 s . c o m * @param file data file to be used. * @param append if new data should be appended to existing one. * @param def deflater to be used. * * @return created NbtOutputStream. * * @throws IOException if any write operation failed. */ public static NbtOutputStream writeDeflated(final NbtTag tag, final File file, final boolean append, final Deflater def) throws IOException { createFile(file); final NbtOutputStream out = new NbtOutputStream( new DeflaterOutputStream(new FileOutputStream(file, append), def)); out.write(tag); return out; }
From source file:fr.mby.saml2.sp.impl.helper.SamlHelper.java
/** * Encode a SAML2 request for the HTTP-redirect binding. The encoded message is not URL encoded ! * /*from w w w. j a va 2 s . co m*/ * @param request * the request * @return the encoded request * @throws IOException */ public static String httpRedirectEncode(final String samlMessage) throws IOException { String deflatedRequest = null; ByteArrayOutputStream byteArrayOutputStream = null; DeflaterOutputStream deflaterOutputStream = null; try { final Deflater deflater = new Deflater(Deflater.DEFLATED, true); byteArrayOutputStream = new ByteArrayOutputStream(); deflaterOutputStream = new DeflaterOutputStream(byteArrayOutputStream, deflater); // Deflated then Base 64 encoded then Url Encoded for HTTP REDIRECT Binding deflaterOutputStream.write(samlMessage.getBytes()); deflaterOutputStream.finish(); deflater.finish(); deflatedRequest = Base64.encodeBytes(byteArrayOutputStream.toByteArray(), Base64.DONT_BREAK_LINES); if (SamlHelper.LOGGER.isDebugEnabled()) { SamlHelper.LOGGER.debug(String.format("SAML 2.0 Request: %s", samlMessage)); SamlHelper.LOGGER.debug(String.format("Encoded HTTP-Redirect Request: %s", deflatedRequest)); } } finally { if (byteArrayOutputStream != null) { byteArrayOutputStream.close(); } if (deflaterOutputStream != null) { deflaterOutputStream.close(); } } return deflatedRequest; }
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/* w w w . java 2s . c o 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"); }