Example usage for java.util.zip Deflater Deflater

List of usage examples for java.util.zip Deflater Deflater

Introduction

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

Prototype

public Deflater(int level, boolean nowrap) 

Source Link

Document

Creates a new compressor using the specified compression level.

Usage

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();/*from w  w w. j a  v  a 2 s . c  om*/

    /* 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.wso2.carbon.identity.auth.saml2.common.SAML2AuthUtils.java

public static String encodeForRedirect(RequestAbstractType requestMessage) {

    Marshaller marshaller = Configuration.getMarshallerFactory().getMarshaller(requestMessage);
    Element authDOM = null;// w w w. j  a v 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 {// www.ja v a2 s . c  om
        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;/*from   w  ww.  j  ava 2  s .  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:cz.muni.fi.xklinec.zipstream.Mallory.java

/**
 * Entry point. /*www.  j a  v a  2  s.c  om*/
 * 
 * @param args
 * @throws FileNotFoundException
 * @throws IOException
 * @throws NoSuchFieldException
 * @throws ClassNotFoundException
 * @throws NoSuchMethodException 
 * @throws java.lang.InterruptedException 
 * @throws java.lang.CloneNotSupportedException 
 */
public void doMain(String[] args) throws FileNotFoundException, IOException, NoSuchFieldException,
        ClassNotFoundException, NoSuchMethodException, InterruptedException, CloneNotSupportedException {
    // command line argument parser
    CmdLineParser parser = new CmdLineParser(this);

    // if you have a wider console, you could increase the value;
    // here 80 is also the default
    parser.setUsageWidth(80);
    try {
        // parse the arguments.
        parser.parseArgument(args);
    } catch (CmdLineException e) {
        // if there's a problem in the command line,
        // you'll get this exception. this will report
        // an error message.
        System.err.println(e.getMessage());
        System.err.println("java Mallory [options...] arguments...");
        // print the list of available options
        parser.printUsage(System.err);
        System.err.println();

        // print option sample. This is useful some time
        System.err.println(" Example: java Mallory " + parser.printExample(ExampleMode.ALL));
        return;
    }

    if (arguments.size() == 2) {
        final String a0 = arguments.get(0);
        final String a1 = arguments.get(1);

        if (!quiet)
            System.err
                    .println(String.format("Will use file [%s] as input file and [%s] as output file", a0, a1));
        fis = new FileInputStream(a0);
        fos = new FileOutputStream(a1);
    } else if (arguments.isEmpty()) {
        if (!quiet)
            System.err
                    .println(String.format("Will use file [STDIN] as input file and [STDOUT] as output file"));
        fis = System.in;
        fos = System.out;
    } else {
        if (!quiet)
            System.err.println("I do not understand the usage.");
        return;
    }

    if (zipAlign) {
        System.err.println("WARNING: ZIP Align feature not implemented yet...");
        return;
    }

    // Deflater to re-compress uncompressed data read from ZIP stream.
    def = new Deflater(9, true);
    sentFiles = new HashSet<String>();

    // Buffer input stream so input stream is read in chunks
    bis = new BufferedInputStream(fis);
    bos = new BufferedOutputStream(fos);

    // Effective temporary dir - if separate is required
    if (separateTempDir) {
        effectiveTempDir = File.createTempFile("temp_apk_dir_", "", new File(TEMP_DIR));
        effectiveTempDir.delete();
        effectiveTempDir.mkdir();
    } else {
        effectiveTempDir = new File(TEMP_DIR);
    }

    // Generate temporary APK filename
    tempApk = File.createTempFile("temp_apk_", ".apk", effectiveTempDir);
    if (tempApk.canWrite() == false) {
        throw new IOException("Temp file is not writable!");
    }

    FileOutputStream tos = new FileOutputStream(tempApk);

    // What we want here is to read input stream from the socket/pipe 
    // whatever, process it in ZIP logic and simultaneously to copy 
    // all read data to the temporary file - this reminds tee command
    // logic. This functionality can be found in TeeInputStream.
    TeeInputStream tis = new TeeInputStream(bis, tos);

    // Providing tis to ZipArchiveInputStream will copy all read data
    // to temporary tos file.
    zip = new ZipArchiveInputStream(tis);

    // List of all sent files, with data and hashes
    alMap = new HashMap<String, PostponedEntry>();

    // Output stream
    // If there is defined slow down stream, it is used for user output to
    // mitigate tampering time gap.
    OutputStream osToUse = bos;
    SlowDownStream sdStream = null;
    if (slowDownStream) {
        // New slow down output stream with internal pipe buffer 15MB.
        sdStream = new SlowDownStream(osToUse, 15 * 1024 * 1024);

        // If size of the APK is known, use it to set slow down parameters correctly.
        if (apkSize > 0) {
            setSlowDownParams();
        }

        if (!quiet) {
            System.err.println(String.format("Slown down stream will be used; apkSize=%d buffer=%d timeout=%d",
                    apkSize, slowDownBuffer, slowDownTimeout));
        }

        sdStream.setFlushBufferSize(slowDownBuffer);
        sdStream.setFlushBufferTimeout(slowDownTimeout);
        sdStream.start();

        osToUse = sdStream;
    }

    zop = new ZipArchiveOutputStream(osToUse);
    zop.setLevel(9);

    if (!quiet) {
        System.err.println("Patterns that will be excluded:");
        for (String regex : exclude) {
            System.err.println("  '" + regex + "'");
        }
        System.err.println();
    }

    // Read the archive
    ZipArchiveEntry ze = zip.getNextZipEntry();
    while (ze != null) {

        ZipExtraField[] extra = ze.getExtraFields(true);
        byte[] lextra = ze.getLocalFileDataExtra();
        UnparseableExtraFieldData uextra = ze.getUnparseableExtraFieldData();
        byte[] uextrab = uextra != null ? uextra.getLocalFileDataData() : null;
        byte[] ex = ze.getExtra();
        // ZipArchiveOutputStream.DEFLATED
        // 

        // Data for entry
        byte[] byteData = Utils.readAll(zip);
        byte[] deflData = new byte[0];
        int infl = byteData.length;
        int defl = 0;

        // If method is deflated, get the raw data (compress again).
        // Since ZIPStream automatically decompresses deflated files in read().
        if (ze.getMethod() == ZipArchiveOutputStream.DEFLATED) {
            def.reset();
            def.setInput(byteData);
            def.finish();

            byte[] deflDataTmp = new byte[byteData.length * 2];
            defl = def.deflate(deflDataTmp);

            deflData = new byte[defl];
            System.arraycopy(deflDataTmp, 0, deflData, 0, defl);
        }

        if (!quiet)
            System.err.println(String.format(
                    "ZipEntry: meth=%d " + "size=%010d isDir=%5s "
                            + "compressed=%07d extra=%d lextra=%d uextra=%d ex=%d " + "comment=[%s] "
                            + "dataDesc=%s " + "UTF8=%s " + "infl=%07d defl=%07d " + "name [%s]",
                    ze.getMethod(), ze.getSize(), ze.isDirectory(), ze.getCompressedSize(),
                    extra != null ? extra.length : -1, lextra != null ? lextra.length : -1,
                    uextrab != null ? uextrab.length : -1, ex != null ? ex.length : -1, ze.getComment(),
                    ze.getGeneralPurposeBit().usesDataDescriptor(),
                    ze.getGeneralPurposeBit().usesUTF8ForNames(), infl, defl, ze.getName()));

        final String curName = ze.getName();

        // Store zip entry to the map for later check after the APK is recompiled.
        // Hashes will be compared with the modified APK files after the process.
        PostponedEntry al = new PostponedEntry(ze, byteData, deflData);
        alMap.put(curName, al);

        // META-INF files should be always on the end of the archive, 
        // thus add postponed files right before them
        if (isPostponed(ze)) {
            // Capturing interesting files for us and store for later.
            // If the file is not interesting, send directly to the stream.
            if (!quiet)
                System.err.println("  Interesting file, postpone sending!!!");

        } else {
            // recompute CRC?
            if (recomputeCrc) {
                crc.reset();
                crc.update(byteData);
                final long newCrc = crc.getValue();

                if (!quiet && ze.getCrc() != newCrc && ze.getCrc() != -1) {
                    System.err.println("  Warning: file CRC mismatch!!! Original: [" + ze.getCrc() + "] real: ["
                            + newCrc + "]");
                }

                ze.setCrc(newCrc);
            }

            // Write ZIP entry to the archive
            zop.putArchiveEntry(ze);
            // Add file data to the stream
            zop.write(byteData, 0, infl);
            zop.closeArchiveEntry();
            zop.flush();

            // Mark file as sent.
            addSent(curName);
        }

        ze = zip.getNextZipEntry();
    }

    // Flush buffers
    zop.flush();
    fos.flush();

    // Cleaning up stuff, all reading streams can be closed now.
    zip.close();
    bis.close();
    fis.close();
    tis.close();
    tos.close();

    //
    // APK is finished here, all non-interesting files were sent to the 
    // zop strem (socket to the victim). Now APK transformation will
    // be performed, diff, sending rest of the files to zop.
    // 
    boolean doPadding = paddExtra > 0 || outBytes > 0;
    long flen = tempApk.length();
    if (outBytes <= 0) {
        outBytes = flen + paddExtra;
    }

    if (!quiet) {
        System.err.println("\nAPK reading finished, going to tamper downloaded " + " APK file ["
                + tempApk.toString() + "]; filezise=[" + flen + "]");

        System.err.println(String.format("Sent so far: %d kB in %f %% after adding padding it is %f %%",
                zop.getWritten() / 1024, 100.0 * (double) zop.getWritten() / (double) flen,
                100.0 * (double) zop.getWritten() / ((double) (outBytes > 0 ? outBytes : flen))));
    }

    // New APK was generated, new filename = "tempApk_tampered"
    newApk = new File(outFile == null ? getFileName(tempApk.getAbsolutePath()) : outFile);

    if (cmd == null) {
        // Simulation of doing some evil stuff on the temporary apk
        Thread.sleep(3000);

        if (!quiet)
            System.err.println(
                    "Tampered APK file: " + " [" + newApk.toString() + "]; filezise=[" + newApk.length() + "]");

        //
        // Since no tampering was performed right now we will simulate it by just simple
        // copying the APK file 
        //
        FileUtils.copyFile(tempApk, newApk);
    } else {
        try {
            // Execute command
            String cmd2exec;
            switch (cmdFormat) {
            case 0:
                cmd2exec = cmd + " " + tempApk.getAbsolutePath();
                break;
            case 1:
                cmd2exec = cmd.replaceAll(INPUT_APK_PLACEHOLDER, tempApk.getAbsolutePath());
                break;
            case 2:
                cmd2exec = cmd.replaceAll(INPUT_APK_PLACEHOLDER, tempApk.getAbsolutePath());
                cmd2exec = cmd2exec.replaceAll(OUTPUT_APK_PLACEHOLDER, newApk.getAbsolutePath());
                break;
            default:
                throw new IllegalArgumentException("Unknown command format number");
            }

            if (!quiet) {
                System.err.println("Command to be executed: " + cmd2exec);
                System.err.println("\n<CMDOUTPUT>");
            }

            long cmdStartTime = System.currentTimeMillis();
            CmdExecutionResult resExec = execute(cmd2exec, OutputOpt.EXECUTE_STD_COMBINE, null,
                    quiet ? null : System.err);
            long cmdStopTime = System.currentTimeMillis();

            if (!quiet) {
                System.err.println("</CMDOUTPUT>\n");
                System.err.println("Command executed. Return value: " + resExec.exitValue + "; tamperingTime="
                        + (cmdStopTime - cmdStartTime));
            }

        } catch (IOException e) {
            if (!quiet)
                e.printStackTrace(System.err);
        }
    }

    //
    // Now read new APK file with ZipInputStream and push new/modified files to the ZOP.
    //
    fis = new FileInputStream(newApk);
    bis = new BufferedInputStream(fis);
    zip = new ZipArchiveInputStream(bis);

    // Merge tampered APK to the final, but in this first time
    // do it to the external buffer in order to get final apk size.
    // Backup ZOP state to the clonned instance.
    zop.flush();

    long writtenBeforeDiff = zop.getWritten();

    ZipArchiveOutputStream zop_back = zop;
    zop = zop.cloneThis();

    // Set temporary byte array output stream, so original output stream is not
    // touched in this phase.
    ByteArrayOutputStream bbos = new ByteArrayOutputStream();
    zop.setOut(bbos);

    mergeTamperedApk(false, false);
    zop.flush();

    // Now output stream almost contains APK file, central directory is not written yet.
    long writtenAfterDiff = zop.getWritten();

    if (!quiet)
        System.err.println(String.format("Tampered apk size yet; writtenBeforeDiff=%d writtenAfterDiff=%d",
                writtenBeforeDiff, writtenAfterDiff));

    // Write central directory header to temporary buffer to discover its size.
    zop.writeFinish();
    zop.flush();
    bbos.flush();

    // Read new values
    long writtenAfterCentralDir = zop.getWritten();
    long centralDirLen = zop.getCdLength();
    byte[] buffAfterMerge = bbos.toByteArray();
    //int endOfCentralDir = (int) (buffAfterMerge.length - (writtenAfterCentralDir-writtenBeforeDiff));
    long endOfCentralDir = END_OF_CENTRAL_DIR_SIZE;

    // Determine number of bytes to add to APK.
    // padlen is number of bytes missing in APK to meet desired size in bytes.
    padlen = doPadding ? (outBytes - (writtenAfterCentralDir + endOfCentralDir)) : 0;

    // Compute number of files needed for padding.
    int padfiles = (int) Math.ceil((double) padlen / (double) (PAD_BLOCK_MAX));

    if (!quiet)
        System.err.println(String.format("Remaining to pad=%d, padfiles=%d " + "writtenAfterCentralDir=%d "
                + "centralDir=%d endOfCentralDir=%d centralDirOffset=%d " + "buffSize=%d total=%d desired=%d ",
                padlen, padfiles, writtenAfterCentralDir, centralDirLen, endOfCentralDir, zop.getCdOffset(),
                buffAfterMerge.length, writtenAfterCentralDir + endOfCentralDir, outBytes));

    if (padlen < 0) {
        throw new IllegalStateException("Padlen cannot be negative, please increase padding size");
    }

    // Close input streams for tampered APK
    try {
        zip.close();
        bis.close();
        fis.close();
    } catch (Exception e) {
        if (!quiet)
            e.printStackTrace(System.err);
    }

    // Merge again, now with pre-defined padding size.
    fis = new FileInputStream(newApk);
    bis = new BufferedInputStream(fis);
    zip = new ZipArchiveInputStream(bis);
    // Revert changes - use clonned writer stream.
    zop = zop_back;

    long writtenBeforeDiff2 = zop.getWritten();

    // Merge tampered APK, now for real, now with computed padding.
    mergeTamperedApk(true, true);
    zop.flush();

    long writtenAfterMerge2 = zop.getWritten();

    // Finish really        
    zop.finish();
    zop.flush();

    long writtenReally = zop.getWritten();
    long centralDirLen2 = zop.getCdLength();

    if (!quiet)
        System.err.println(String.format(
                "Write stats; " + "writtenBeforeDiff=%d writtenAfterDiff=%d "
                        + "writtenAfterCentralDir=%d centralDir=%d endOfCd=%d centralDirOffset=%d "
                        + "padlen=%d total=%d desired=%d",
                writtenBeforeDiff2, writtenAfterMerge2, writtenReally, centralDirLen2, endOfCentralDir,
                zop.getCdOffset(), padlen, writtenReally + endOfCentralDir, outBytes));

    // Will definitelly close (and finish if not yet) ZOP stream
    // and close underlying stream.
    zop.close();

    if (sdStream != null) {
        if (!quiet) {
            System.err.println("Waiting for sdStream to finish...");
        }

        // Wait for stream to finish dumping with pre-set speed, if it takes
        // too long (1 minute) switch slown down stream to dumping mode 
        // without any waiting.
        long startedDump = System.currentTimeMillis();
        while (sdStream.isRunning()) {
            long curTime = System.currentTimeMillis();
            if (startedDump != -1 && (curTime - startedDump) > 1000 * 120) {
                startedDump = -1;
                sdStream.flushPipes();
            }

            Thread.sleep(10);
        }

        if (!quiet) {
            System.err.println("SD stream finished, terminating...");
        }
    }

    // Should always be same
    if (!quiet && doPadding && writtenBeforeDiff != writtenBeforeDiff2) {
        System.err.println(String.format("Warning! Size before merge from pass1 and pass2 does not match."));
    }

    // If size is different, something went wrong.
    if (!quiet && doPadding && ((writtenReally + endOfCentralDir) != outBytes)) {
        System.err.println(String.format("Warning! Output size differs from desired size."));
    }

    bos.close();
    fos.close();

    // Delete temporary files if required
    if (deleteArtefacts) {
        try {
            if (newApk.exists()) {
                newApk.delete();
                if (!quiet)
                    System.err.println("Tampered APK removed. " + newApk.getAbsolutePath());
            }

            if (tempApk.exists()) {
                tempApk.delete();
                if (!quiet)
                    System.err.println("Original APK removed. " + tempApk.getAbsolutePath());
            }

            if (separateTempDir && effectiveTempDir.exists()) {
                FileUtils.deleteDirectory(effectiveTempDir);
                if (!quiet)
                    System.err.println("Temporary directory removed. " + effectiveTempDir.getAbsolutePath());
            }

            if (!quiet)
                System.err.println("Temporary files were removed.");
        } catch (IOException e) {
            if (!quiet)
                e.printStackTrace(System.err);
        }
    }

    if (!quiet)
        System.err.println("THE END!");
}

From source file:org.atricore.idbus.capabilities.sso.main.binding.SamlR2HttpRedirectBinding.java

public static String deflateForRedirect(String redirStr, boolean encode) {

    int n = redirStr.length();
    byte[] redirIs = null;
    try {//  w  w w .j a v  a 2  s .c  o m
        redirIs = redirStr.getBytes("UTF-8");
    } catch (UnsupportedEncodingException e) {
        throw new RuntimeException(e);
    }

    byte[] deflated = new byte[n];

    Deflater deflater = new Deflater(Deflater.DEFAULT_COMPRESSION, true);
    deflater.setInput(redirIs);
    deflater.finish();
    int len = deflater.deflate(deflated);
    deflater.end();

    byte[] exact = new byte[len];

    System.arraycopy(deflated, 0, exact, 0, len);

    if (encode) {
        byte[] base64Str = new Base64().encode(exact);
        return new String(base64Str);
    }

    return new String(exact);
}

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  v a 2s .com*/
 * @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//from   w ww  .jav  a  2s .c om
 * @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.apache.tez.common.TezCommonUtils.java

@Private
public static Deflater newBestCompressionDeflater() {
    return new Deflater(Deflater.BEST_COMPRESSION, NO_WRAP);
}