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:org.kei.android.phone.cellhistory.towers.request.OpenCellIdRequestEntity.java

@Override
public int decode(final String url, final HttpConnection connection, final int timeout) throws Exception {
    int ret = OK;
    final GetMethod getMethod = new GetMethod(url);
    getMethod.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,
            new DefaultHttpMethodRetryHandler(1, false));
    // socket timeout (connection timeout already set in HttpClient)
    getMethod.getParams().setSoTimeout(timeout);
    final int resCode = getMethod.execute(new HttpState(), connection);
    final InputStream response = getMethod.getResponseBodyAsStream();
    final DataInputStream dis = new DataInputStream(response);
    if (resCode == HttpStatus.SC_OK) {
        final int av = dis.available();
        final byte[] json = new byte[av];
        dis.readFully(json);
        final String sjson = new String(json);
        final String ljson = sjson.toLowerCase(Locale.US);
        if (ljson.indexOf("err") == -1) {
            final JSONObject object = new JSONObject(sjson);
            String lat, lng;// www  .j  a v a 2s. co m
            lat = object.getString("lat");
            lng = object.getString("lon");
            ti.setCellLatitude(Double.parseDouble(lat));
            ti.setCellLongitude(Double.parseDouble(lng));
        } else if (ljson.indexOf("not found") != -1)
            ret = NOT_FOUND;
        else
            ret = EXCEPTION;
    } else if (resCode == HttpStatus.SC_NOT_FOUND)
        ret = NOT_FOUND;
    else if (resCode == HttpStatus.SC_INTERNAL_SERVER_ERROR)
        ret = BAD_REQUEST;
    else
        ret = EXCEPTION;
    getMethod.releaseConnection();
    return ret;
}

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From source file:ImageLoaderMIDlet.java

public Image loadImage(String url) throws IOException {
    HttpConnection hpc = null;//from w ww  .  j  a  v  a  2s.  c  o  m
    DataInputStream dis = null;
    try {
        hpc = (HttpConnection) Connector.open(url);
        int length = (int) hpc.getLength();
        byte[] data = new byte[length];
        dis = new DataInputStream(hpc.openInputStream());
        dis.readFully(data);
        return Image.createImage(data, 0, data.length);
    } finally {
        if (hpc != null)
            hpc.close();
        if (dis != null)
            dis.close();
    }
}

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From source file:org.apache.hadoop.security.Credentials.java

/**
 * Convenience method for reading a token storage file directly from a 
 * datainputstream/* ww w.  j av  a2s.  c  om*/
 */
public void readTokenStorageStream(DataInputStream in) throws IOException {
    byte[] magic = new byte[TOKEN_STORAGE_MAGIC.length];
    in.readFully(magic);
    if (!Arrays.equals(magic, TOKEN_STORAGE_MAGIC)) {
        throw new IOException("Bad header found in token storage.");
    }
    byte version = in.readByte();
    if (version != TOKEN_STORAGE_VERSION) {
        throw new IOException("Unknown version " + version + " in token storage.");
    }
    readFields(in);
}

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From source file:org.apache.wink.itest.standard.JAXRSDataSourceTest.java

/**
 * Tests posting to a DataSource entity parameter.
 * /*w w w .j a  v  a 2  s. c o m*/
 * @throws HttpException
 * @throws IOException
 */
public void testPostDataSource() throws HttpException, IOException {
    HttpClient client = new HttpClient();

    PostMethod postMethod = new PostMethod(getBaseURI() + "/providers/standard/datasource");
    byte[] barr = new byte[1000];
    Random r = new Random();
    r.nextBytes(barr);
    postMethod.setRequestEntity(new InputStreamRequestEntity(new ByteArrayInputStream(barr), "text/plain"));
    postMethod.addRequestHeader("Accept", "text/plain");
    try {
        client.executeMethod(postMethod);

        assertEquals(200, postMethod.getStatusCode());
        InputStream is = postMethod.getResponseBodyAsStream();

        byte[] receivedBArr = new byte[1000];
        DataInputStream dis = new DataInputStream(is);
        dis.readFully(receivedBArr);

        int checkEOF = dis.read();
        assertEquals(-1, checkEOF);
        for (int c = 0; c < barr.length; ++c) {
            assertEquals(barr[c], receivedBArr[c]);
        }
        assertEquals("text/plain", postMethod.getResponseHeader("Content-Type").getValue());
        assertNull(
                (postMethod.getResponseHeader("Content-Length") == null) ? ""
                        : postMethod.getResponseHeader("Content-Length").getValue(),
                postMethod.getResponseHeader("Content-Length"));
    } finally {
        postMethod.releaseConnection();
    }
}

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From source file:com.zimbra.cs.octosync.PatchInputStream.java

private InputStream nextInputStream() throws IOException, ServiceException {
    if (!patchReader.hasMoreRecordInfos()) {
        return null;
    }//  w  w w.ja  va  2 s.  c o m

    PatchReader.RecordInfo ri = patchReader.getNextRecordInfo();

    InputStream nextStream = null;

    if (ri.type == PatchReader.RecordType.DATA) {

        log.debug("Patch data, length: " + ri.length);
        nextStream = patchReader.popData();

    } else if (ri.type == PatchReader.RecordType.REF) {

        PatchRef patchRef = patchReader.popRef();
        log.debug("Patch reference " + patchRef);

        if (patchRef.length > MAX_REF_LENGTH) {
            throw new InvalidPatchReferenceException(
                    "referenced data too large: " + patchRef.length + " > " + MAX_REF_LENGTH);
        }

        if (manifest != null) {
            int[] actualRef = blobAccess.getActualReference(patchRef.fileId, patchRef.fileVersion);
            manifest.addReference(actualRef[0], actualRef[1], patchRef.length);
        }

        try {
            InputStream blobIs = blobAccess.getBlobInputStream(patchRef.fileId, patchRef.fileVersion);

            blobIs.skip(patchRef.offset);

            byte[] chunkBuf = new byte[patchRef.length];

            DataInputStream dis = new DataInputStream(blobIs);
            dis.readFully(chunkBuf);
            dis.close();

            MessageDigest md = MessageDigest.getInstance("SHA-256");
            md.update(chunkBuf);
            byte[] calcHash = md.digest();

            if (!Arrays.equals(patchRef.hashKey, calcHash)) {
                throw new InvalidPatchReferenceException("refrenced data hash mismatch, actual hash: "
                        + new String(Hex.encodeHex(calcHash)) + "; " + patchRef);
            }

            nextStream = new ByteArrayInputStream(chunkBuf);

        } catch (NoSuchAlgorithmException e) {
            e.printStackTrace();
            assert false : "SHA-256 must be supported";
        }
    } else {
        assert false : "Invalid record type: " + ri.type;
    }

    assert nextStream != null : "Stream returned here must be non-null";
    return nextStream;
}

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From source file:org.apache.wink.itest.standard.JAXRSDataSourceTest.java

/**
 * Tests receiving a DataSource with any media type.
 * //from   w  w w  . jav a2 s  .  com
 * @throws HttpException
 * @throws IOException
 */
public void testWithRequestAcceptHeaderWillReturnRequestedContentType() throws HttpException, IOException {
    HttpClient client = new HttpClient();

    PutMethod putMethod = new PutMethod(getBaseURI() + "/providers/standard/datasource");
    byte[] barr = new byte[1000];
    Random r = new Random();
    r.nextBytes(barr);
    putMethod.setRequestEntity(new InputStreamRequestEntity(new ByteArrayInputStream(barr), "any/type"));
    try {
        client.executeMethod(putMethod);
        assertEquals(204, putMethod.getStatusCode());
    } finally {
        putMethod.releaseConnection();
    }

    GetMethod getMethod = new GetMethod(getBaseURI() + "/providers/standard/datasource");
    getMethod.addRequestHeader("Accept", "mytype/subtype");
    try {
        client.executeMethod(getMethod);
        assertEquals(200, getMethod.getStatusCode());
        InputStream is = getMethod.getResponseBodyAsStream();

        byte[] receivedBArr = new byte[1000];
        DataInputStream dis = new DataInputStream(is);
        dis.readFully(receivedBArr);

        int checkEOF = dis.read();
        assertEquals(-1, checkEOF);
        for (int c = 0; c < barr.length; ++c) {
            assertEquals(barr[c], receivedBArr[c]);
        }
        assertEquals("mytype/subtype", getMethod.getResponseHeader("Content-Type").getValue());
        assertNull(
                (getMethod.getResponseHeader("Content-Length") == null) ? ""
                        : getMethod.getResponseHeader("Content-Length").getValue(),
                getMethod.getResponseHeader("Content-Length"));
    } finally {
        getMethod.releaseConnection();
    }
}

---

From source file:org.apache.wink.itest.standard.JAXRSDataSourceTest.java

/**
 * Tests putting and then getting a DataSource entity.
 * /*from www. j  a v a2 s  . co m*/
 * @throws HttpException
 * @throws IOException
 */
public void testPutDataSource() throws HttpException, IOException {
    HttpClient client = new HttpClient();

    PutMethod putMethod = new PutMethod(getBaseURI() + "/providers/standard/datasource");
    byte[] barr = new byte[1000];
    Random r = new Random();
    r.nextBytes(barr);
    putMethod.setRequestEntity(new InputStreamRequestEntity(new ByteArrayInputStream(barr), "bytes/array"));
    try {
        client.executeMethod(putMethod);
        assertEquals(204, putMethod.getStatusCode());
    } finally {
        putMethod.releaseConnection();
    }

    GetMethod getMethod = new GetMethod(getBaseURI() + "/providers/standard/datasource");
    try {
        client.executeMethod(getMethod);
        assertEquals(200, getMethod.getStatusCode());
        InputStream is = getMethod.getResponseBodyAsStream();

        byte[] receivedBArr = new byte[1000];
        DataInputStream dis = new DataInputStream(is);
        dis.readFully(receivedBArr);

        int checkEOF = dis.read();
        assertEquals(-1, checkEOF);
        for (int c = 0; c < barr.length; ++c) {
            assertEquals(barr[c], receivedBArr[c]);
        }

        String contentType = (getMethod.getResponseHeader("Content-Type") == null) ? null
                : getMethod.getResponseHeader("Content-Type").getValue();
        assertNotNull(contentType, contentType);
        assertNull(
                (getMethod.getResponseHeader("Content-Length") == null) ? ""
                        : getMethod.getResponseHeader("Content-Length").getValue(),
                getMethod.getResponseHeader("Content-Length"));
    } finally {
        getMethod.releaseConnection();
    }
}

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From source file:org.esupportail.papercut.services.PayBoxService.java

public void setDerPayboxPublicKeyFile(String derPayboxPublicKeyFile)
        throws NoSuchAlgorithmException, InvalidKeySpecException, IOException {
    org.springframework.core.io.Resource derPayboxPublicKeyRessource = new ClassPathResource(
            derPayboxPublicKeyFile);/*from   w  w  w.  j a v  a  2  s.co  m*/
    InputStream fis = derPayboxPublicKeyRessource.getInputStream();
    DataInputStream dis = new DataInputStream(fis);
    byte[] pubKeyBytes = new byte[fis.available()];
    dis.readFully(pubKeyBytes);
    fis.close();
    dis.close();
    X509EncodedKeySpec x509EncodedKeySpec = new X509EncodedKeySpec(pubKeyBytes);
    KeyFactory kf = KeyFactory.getInstance("RSA");
    this.payboxPublicKey = kf.generatePublic(x509EncodedKeySpec);
}

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From source file:com.facebook.infrastructure.db.CommitLogHeader.java

public CommitLogHeader deserialize(DataInputStream dis) throws IOException {
    int size = dis.readInt();
    byte[] bitFlags = new byte[size];
    dis.readFully(bitFlags);

    int[] position = new int[size];
    for (int i = 0; i < size; ++i) {
        position[i] = dis.readInt();/* www.  j  a  v  a2 s .c  o m*/
    }

    return new CommitLogHeader(bitFlags, position);
}

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From source file:org.carbondata.processing.globalsurrogategenerator.LevelGlobalSurrogateGeneratorThread.java

public static Map<String, Integer> readLevelFileAndUpdateCache(CarbonFile memberFile) throws IOException {
    DataInputStream inputStream = null;
    Map<String, Integer> localMemberMap = new HashMap<String, Integer>(
            CarbonCommonConstants.DEFAULT_COLLECTION_SIZE);

    try {//from  w  w  w .j a v a 2  s .  co m
        inputStream = FileFactory.getDataInputStream(memberFile.getPath(),
                FileFactory.getFileType(memberFile.getPath()));

        long currentPosition = 4;
        long size = memberFile.getSize() - 4;

        boolean enableEncoding = Boolean.valueOf(
                CarbonProperties.getInstance().getProperty(CarbonCommonConstants.ENABLE_BASE64_ENCODING,
                        CarbonCommonConstants.ENABLE_BASE64_ENCODING_DEFAULT));
        int surrogateValue = inputStream.readInt();
        while (currentPosition < size) {
            int len = inputStream.readInt();
            currentPosition += 4;
            byte[] rowBytes = new byte[len];

            inputStream.readFully(rowBytes);
            currentPosition += len;
            String decodedValue = null;

            if (enableEncoding) {
                decodedValue = new String(Base64.decodeBase64(rowBytes), Charset.defaultCharset());
            } else {
                decodedValue = new String(rowBytes, Charset.defaultCharset());
            }
            localMemberMap.put(decodedValue, surrogateValue);
            surrogateValue++;
        }

    } catch (Exception e) {
        LOGGER.error(e, e.getMessage());
        CarbonUtil.closeStreams(inputStream);
    } finally {
        CarbonUtil.closeStreams(inputStream);
    }
    return localMemberMap;
}

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