Example usage for java.io DataInputStream readFully

Introduction

In this page you can find the example usage for java.io DataInputStream readFully.

Prototype

public final void readFully(byte b[]) throws IOException

Source Link

Document

See the general contract of the readFully method of DataInput .

Usage

From source file:com.athena.chameleon.engine.core.analyzer.parser.Parser.java

/**
 * <pre>// ww  w .  j a  v a2 s . c om
 * ?? ? ?  .
 * </pre>
 * @param file
 * @return
 * @throws IOException 
 */
protected String fileToString(String file) throws IOException {

    // return IOUtils.toString(file.toURI());

    String result = null;

    DataInputStream in = null;
    File f = new File(file);
    byte[] buffer = new byte[(int) f.length()];
    in = new DataInputStream(new FileInputStream(f));
    in.readFully(buffer);
    result = new String(buffer);
    IOUtils.closeQuietly(in);

    return result;
}

From source file:net.jradius.webservice.WebServiceListener.java

private byte[] getContent(DataInputStream reader, int clen) throws IOException {
    byte[] buf = new byte[clen];
    reader.readFully(buf);
    return buf;//from   w  w w.  j av a  2s .c  o m
}

From source file:org.sakaiproject.portal.charon.test.http.AnonPortalTest.java

@Override
protected void setUp() throws Exception {
    try {/*from w  ww.jav a 2  s  .  c  o m*/
        wc = new WebConversation();
        WebRequest req = new GetMethodWebRequest(TEST_URL);
        WebResponse resp = wc.getResponse(req);
        DataInputStream inputStream = new DataInputStream(resp.getInputStream());
        buffer = new byte[resp.getContentLength()];
        inputStream.readFully(buffer);
        visited = new HashMap<String, String>();
    } catch (Exception notfound) {
        enabled = false;
    }
}

From source file:org.wso2.carbon.identity.agent.onprem.userstore.security.JWTSecurityInterceptor.java

private boolean isValid(String jwtToken) {

    String[] jwtTokenValues = jwtToken.split("\\.");
    String jwtAssertion = null;/*from  w  ww.j a v a  2s. co m*/
    byte[] jwtSignature = null;

    if (jwtTokenValues.length > 0) {
        String value = new String(base64Url.decode(jwtTokenValues[0].getBytes()));
        JSONParser parser = new JSONParser();
        try {
            jsonHeaderObject = (JSONObject) parser.parse(value);
        } catch (ParseException e) {
            log.error("Error occurred while parsing JSON header ", e);
        }
    }

    if (jwtTokenValues.length > 1) {
        jwtAssertion = jwtTokenValues[0] + "." + jwtTokenValues[1];
    }

    if (jwtTokenValues.length > 2) {
        jwtSignature = base64Url.decode(jwtTokenValues[2].getBytes());
    }

    if (jwtAssertion != null && jwtSignature != null) {

        try {
            File publicKeyFile = new File(System.getProperty(CommonConstants.CARBON_HOME),
                    File.separator + PUBLIC_KEY_LOCATION);
            InputStream inStream = new FileInputStream(publicKeyFile);

            DataInputStream dis = new DataInputStream(inStream);
            byte[] keyBytes = new byte[(int) publicKeyFile.length()];
            dis.readFully(keyBytes);
            dis.close();
            String publicKeyPEM = new String(keyBytes);
            BASE64Decoder b64 = new BASE64Decoder();
            byte[] decoded = b64.decodeBuffer(publicKeyPEM);

            X509EncodedKeySpec spec = new X509EncodedKeySpec(decoded);
            KeyFactory kf = KeyFactory.getInstance("RSA");
            PublicKey publicKey = kf.generatePublic(spec);

            Signature signature = Signature.getInstance(getSignatureAlgorithm(jsonHeaderObject));
            signature.initVerify(publicKey);
            signature.update(jwtAssertion.getBytes());
            return signature.verify(jwtSignature);
        } catch (Exception e) {
            log.error("Error occurred while validating signature", e);
        }
    } else {
        log.warn("No signature exist in the request.");
        return false;
    }
    return false;
}

From source file:com.qut.middleware.spep.authn.bindings.impl.AuthnPostBindingImpl.java

public AuthnPostBindingImpl() {
    try {/*from  w w  w  .ja  va  2s  .  c  o  m*/
        InputStream inputStream = this.getClass().getResourceAsStream("samlPostRequestTemplate.html");
        DataInputStream dataInputStream = new DataInputStream(inputStream);

        byte[] document = new byte[dataInputStream.available()];
        dataInputStream.readFully(document);

        // Load the document as UTF-8 format and create a formatter for it.
        String samlResponseTemplate = new String(document, "UTF-8");
        this.samlMessageFormat = new MessageFormat(samlResponseTemplate);

        this.logger.info("Created AuthnPostBindingImpl successfully");
    } catch (IOException e) {
        throw new IllegalArgumentException("HTTP POST binding form could not be loaded due to an I/O error", e);
    }

}

From source file:com.galois.qrstream.MainActivity.java

private byte[] readFileUri(Uri uri) throws IOException {
    ContentResolver contentResolver = getContentResolver();
    AssetFileDescriptor fd = contentResolver.openAssetFileDescriptor(uri, "r");
    long fileLength = fd.getLength();
    Log.d(Constants.APP_TAG, "fd length " + fileLength);
    DataInputStream istream = new DataInputStream(contentResolver.openInputStream(uri));
    byte[] buf = new byte[(int) fileLength];
    istream.readFully(buf);
    return buf;//from w  w w.  j  ava 2s.  c o m
}

From source file:cn.xiongyihui.wificar.MjpegStream.java

public Bitmap readFrame(DataInputStream in) throws IOException {
    int mContentLength = -1;

    in.mark(FRAME_MAX_LENGTH);//from ww w  . j  av  a2  s. c  o  m
    int headerLen = getStartOfSequence(in, SOI_MARKER);
    in.reset();
    byte[] header = new byte[headerLen];
    in.readFully(header);
    try {
        mContentLength = parseContentLength(header);
    } catch (NumberFormatException nfe) {
        mContentLength = getEndOfSeqeunce(in, EOF_MARKER);
    }
    in.reset();
    byte[] frameData = new byte[mContentLength];
    in.skipBytes(headerLen);
    in.readFully(frameData);
    return BitmapFactory.decodeStream(new ByteArrayInputStream(frameData));
}

From source file:org.apache.fop.afp.apps.FontPatternExtractor.java

/**
 * Extracts the Type1 PFB file from the given AFP outline font.
 * @param file the AFP file to read from
 * @param targetDir the target directory where the PFB file is to be placed.
 * @throws IOException if an I/O error occurs
 *///from www.ja v  a  2  s  . com
public void extract(File file, File targetDir) throws IOException {
    InputStream in = new java.io.FileInputStream(file);
    try {
        MODCAParser parser = new MODCAParser(in);
        ByteArrayOutputStream baout = new ByteArrayOutputStream();
        UnparsedStructuredField strucField;
        while ((strucField = parser.readNextStructuredField()) != null) {
            if (strucField.getSfTypeID() == 0xD3EE89) {
                byte[] sfData = strucField.getData();
                println(strucField.toString());
                HexDump.dump(sfData, 0, printStream, 0);
                baout.write(sfData);
            }
        }

        ByteArrayInputStream bin = new ByteArrayInputStream(baout.toByteArray());
        DataInputStream din = new DataInputStream(bin);
        long len = din.readInt() & 0xFFFFFFFFL;
        println("Length: " + len);
        din.skip(4); //checksum
        int tidLen = din.readUnsignedShort() - 2;
        byte[] tid = new byte[tidLen];
        din.readFully(tid);
        String filename = new String(tid, "ISO-8859-1");
        int asciiCount1 = countUSAsciiCharacters(filename);
        String filenameEBCDIC = new String(tid, "Cp1146");
        int asciiCount2 = countUSAsciiCharacters(filenameEBCDIC);
        println("TID: " + filename + " " + filenameEBCDIC);

        if (asciiCount2 > asciiCount1) {
            //Haven't found an indicator if the name is encoded in EBCDIC or not
            //so we use a trick.
            filename = filenameEBCDIC;
        }
        if (!filename.toLowerCase().endsWith(".pfb")) {
            filename = filename + ".pfb";
        }
        println("Output filename: " + filename);
        File out = new File(targetDir, filename);

        OutputStream fout = new java.io.FileOutputStream(out);
        try {
            IOUtils.copyLarge(din, fout);
        } finally {
            IOUtils.closeQuietly(fout);
        }

    } finally {
        IOUtils.closeQuietly(in);
    }
}

From source file:org.apache.axiom.util.blob.WritableBlobTestBase.java

public void testMarkReset() throws IOException {
    byte[] sourceData1 = new byte[2000];
    byte[] sourceData2 = new byte[2000];
    random.nextBytes(sourceData1);/*from   w w w. j  a va2s.  com*/
    random.nextBytes(sourceData2);
    WritableBlob blob = createBlob();
    try {
        OutputStream out = blob.getOutputStream();
        out.write(sourceData1);
        out.write(sourceData2);
        out.close();
        DataInputStream in = new DataInputStream(blob.getInputStream());
        byte[] data1 = new byte[sourceData1.length];
        byte[] data2 = new byte[sourceData2.length];
        in.readFully(data1);
        in.mark(sourceData2.length);
        in.readFully(data2);
        in.reset();
        in.readFully(data2);
        assertTrue(Arrays.equals(sourceData1, data1));
        assertTrue(Arrays.equals(sourceData2, data2));
    } finally {
        releaseBlob(blob);
    }
}

From source file:org.getspout.spout.packet.PacketCacheFile.java

public void readData(DataInputStream input) throws IOException {
    this.fileName = PacketUtil.readString(input);
    this.plugin = PacketUtil.readString(input);
    compressed = input.readBoolean();/*from   w ww. ja v  a  2s .c o  m*/
    int size = input.readInt();
    this.fileData = new byte[size];
    input.readFully(this.fileData);
}