Example usage for java.io DataInputStream close

List of usage examples for java.io DataInputStream close

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Introduction

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

Prototype

public void close() throws IOException

Source Link

Document

Closes this input stream and releases any system resources associated with the stream.

Usage

From source file:org.dspace.installer_edm.InstallerCrosswalk.java

/**
 * Aade contenido archivo class a nuevo archivo class en el jar
 *
 * @param jarOutputStream flujo de escritura para el jar
 * @throws IOException/*  w w w  .  j a  v a 2s.  co m*/
 */
protected void addClass2Jar(JarOutputStream jarOutputStream) throws IOException {
    File file = new File(myInstallerWorkDirPath + fileSeparator + edmCrossWalkClass);
    byte[] fileData = new byte[(int) file.length()];
    DataInputStream dis = new DataInputStream(new FileInputStream(file));
    dis.readFully(fileData);
    dis.close();
    jarOutputStream.putNextEntry(new JarEntry(edmCrossWalkClass));
    jarOutputStream.write(fileData);
    jarOutputStream.closeEntry();
}

From source file:com.axelor.apps.account.service.payment.PayboxService.java

/** Chargement de la cle AU FORMAT der
  * Utliser la commande suivante pour 'convertir' la cl 'pem' en 'der'
  * openssl rsa -inform PEM -in pubkey.pem -outform DER -pubin -out pubkey.der
  *//w  w w  . j a v  a  2  s. co  m
  * @param pubKeyFile
  * @return
  * @throws Exception
  */
@Deprecated
private PublicKey getPubKeyDer(String pubKeyPath) throws Exception {

    FileInputStream fis = new FileInputStream(pubKeyPath);
    DataInputStream dis = new DataInputStream(fis);

    byte[] pubKeyBytes = new byte[fis.available()];

    dis.readFully(pubKeyBytes);
    fis.close();
    dis.close();

    KeyFactory keyFactory = KeyFactory.getInstance(this.ENCRYPTION_ALGORITHM);

    // extraction cle
    X509EncodedKeySpec pubSpec = new X509EncodedKeySpec(pubKeyBytes);
    return keyFactory.generatePublic(pubSpec);

}

From source file:J2MEWriteReadMixedDataTypesExample.java

public void commandAction(Command command, Displayable displayable) {
    if (command == exit) {
        destroyApp(true);//from  ww  w.jav  a2  s  .  c  o m
        notifyDestroyed();
    } else if (command == start) {
        try {
            recordstore = RecordStore.openRecordStore("myRecordStore", true);
            byte[] outputRecord;
            String outputString = "First Record";
            int outputInteger = 15;
            boolean outputBoolean = true;
            ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
            DataOutputStream outputDataStream = new DataOutputStream(outputStream);
            outputDataStream.writeUTF(outputString);
            outputDataStream.writeBoolean(outputBoolean);
            outputDataStream.writeInt(outputInteger);
            outputDataStream.flush();
            outputRecord = outputStream.toByteArray();
            recordstore.addRecord(outputRecord, 0, outputRecord.length);
            outputStream.reset();
            outputStream.close();
            outputDataStream.close();
            String inputString = null;
            int inputInteger = 0;
            boolean inputBoolean = false;
            byte[] byteInputData = new byte[100];
            ByteArrayInputStream inputStream = new ByteArrayInputStream(byteInputData);
            DataInputStream inputDataStream = new DataInputStream(inputStream);
            for (int x = 1; x <= recordstore.getNumRecords(); x++) {
                recordstore.getRecord(x, byteInputData, 0);
                inputString = inputDataStream.readUTF();
                inputBoolean = inputDataStream.readBoolean();
                inputInteger = inputDataStream.readInt();
                inputStream.reset();
            }
            inputStream.close();
            inputDataStream.close();
            alert = new Alert("Reading", inputString + " " + inputInteger + " " + inputBoolean, null,
                    AlertType.WARNING);
            alert.setTimeout(Alert.FOREVER);
            display.setCurrent(alert);
            recordstore.closeRecordStore();
            if (RecordStore.listRecordStores() != null) {
                RecordStore.deleteRecordStore("myRecordStore");
            }
        } catch (Exception error) {
            alert = new Alert("Error Removing", error.toString(), null, AlertType.WARNING);
            alert.setTimeout(Alert.FOREVER);
            display.setCurrent(alert);
        }
    }
}

From source file:com.cloudera.recordbreaker.hive.RegExpSerDe.java

/**
 * <code>initDeserializer</code> sets up the RegExp-specific
 * parts of the SerDe.  In particular, it loads in the regular
 * expressions and corresponding schema descriptions.
 *
 * The patternPayloadJSONFile parameter is a serailized JSON
 * object that contains the schema and regexp info.
 *//*from  w  ww  .  j a v  a  2 s. c  o m*/
void initDeserializer(String patternPayloadJSONFile) {
    try {
        DataInputStream in = new DataInputStream(new FileInputStream(new File(patternPayloadJSONFile)));
        byte buf[] = new byte[8096];
        StringBuffer payload = new StringBuffer();
        try {
            int numBytes = in.read(buf);
            while (numBytes >= 0) {
                payload.append(new String(buf, 0, numBytes));
                numBytes = in.read(buf);
            }
        } finally {
            in.close();
        }
        String payloadStr = payload.toString();
        JSONObject jobj = new JSONObject(payloadStr);

        this.patterns = new ArrayList<Pattern>();
        JSONArray patternArray = jobj.getJSONArray("patterns");
        for (int i = 0; i < patternArray.length(); i++) {
            String patternStr = patternArray.getString(i);
            this.patterns.add(Pattern.compile(patternStr));
        }

        this.schemaOptions = new ArrayList<Schema>();
        JSONArray schemaOptionArray = jobj.getJSONArray("schemaoptions");
        for (int i = 0; i < schemaOptionArray.length(); i++) {
            String schemaStr = schemaOptionArray.getString(i);
            this.schemaOptions.add(Schema.parse(schemaStr));
        }
    } catch (UnsupportedEncodingException uee) {
        uee.printStackTrace();
    } catch (IOException iex) {
        iex.printStackTrace();
    } catch (JSONException jse) {
        jse.printStackTrace();
    }
}

From source file:org.apache.hama.bsp.sync.ZKSyncClient.java

/**
 * Utility function to read Writable object value from byte array.
 * /*from ww w. j av a2 s. c  om*/
 * @param data The byte array
 * @param valueHolder The Class object of expected Writable object.
 * @return The instance of Writable object.
 * @throws IOException
 */
protected boolean getValueFromBytes(byte[] data, Writable valueHolder) throws IOException {
    if (data != null) {
        ByteArrayInputStream istream = new ByteArrayInputStream(data);
        DataInputStream diStream = new DataInputStream(istream);
        try {
            valueHolder.readFields(diStream);
        } finally {
            diStream.close();
        }
        return true;
    }
    return false;
}

From source file:org.craftercms.cstudio.loadtesting.actions.GoLive.java

public String getDependencies(String fileName) throws Exception {
    ArrayList<String> content = new ArrayList<String>();
    DataInputStream in = null;
    try {//from www. j  av  a 2 s. c  o  m
        System.out.println("[" + username + "] GET-DEPENDENCIES: reading " + fileName);
        FileInputStream fstream = new FileInputStream(fileName);
        in = new DataInputStream(fstream);
        BufferedReader br = new BufferedReader(new InputStreamReader(in));
        String item;
        while ((item = br.readLine()) != null) {
            content.add(item);
        }
    } finally {
        if (in != null) {
            in.close();
        }
    }
    return getDependencies(content);
}

From source file:org.apache.giraph.ooc.data.OutOfCoreDataManager.java

/**
 * Loads and assembles all data for a given partition, and put it into the
 * data store./*from   ww w  . j  a  v a2s .  co  m*/
 *
 * @param partitionId id of the partition to load ana assemble all data for
 * @param basePath path to load the data from
 * @throws IOException
 */
public void loadPartitionData(int partitionId, String basePath) throws IOException {
    ReadWriteLock rwLock = getPartitionLock(partitionId);
    rwLock.writeLock().lock();
    if (hasPartitionDataOnDisk.contains(partitionId)) {
        loadInMemoryPartitionData(partitionId, getPath(basePath, partitionId));
        hasPartitionDataOnDisk.remove(partitionId);
        // Loading raw data buffers from disk if there is any and applying those
        // to already loaded in-memory data.
        Integer numBuffers = numDataBuffersOnDisk.remove(partitionId);
        if (numBuffers != null) {
            checkState(numBuffers > 0);
            File file = new File(getBuffersPath(basePath, partitionId));
            checkState(file.exists());
            if (LOG.isDebugEnabled()) {
                LOG.debug("loadPartitionData: loading " + numBuffers + " buffers of" + " partition "
                        + partitionId + " from " + file.getAbsolutePath());
            }
            FileInputStream fis = new FileInputStream(file);
            BufferedInputStream bis = new BufferedInputStream(fis);
            DataInputStream dis = new DataInputStream(bis);
            for (int i = 0; i < numBuffers; ++i) {
                T entry = readNextEntry(dis);
                addEntryToImMemoryPartitionData(partitionId, entry);
            }
            dis.close();
            checkState(file.delete(), "loadPartitionData: failed to delete %s.", file.getAbsoluteFile());
        }
        // Applying in-memory raw data buffers to in-memory partition data.
        Pair<Integer, List<T>> pair = dataBuffers.remove(partitionId);
        if (pair != null) {
            for (T entry : pair.getValue()) {
                addEntryToImMemoryPartitionData(partitionId, entry);
            }
        }
    }
    rwLock.writeLock().unlock();
}

From source file:com.librelio.products.ui.ProductsBillingActivity.java

private static String getTempURL(HttpResponse response) {
    String tempURL = null;/*from  w  w  w.j  a va 2 s  .  c  o m*/
    Log.d(TAG, "status line: " + response.getStatusLine().toString());
    HttpEntity entity = response.getEntity();

    DataInputStream bodyStream = null;
    if (entity != null) {
        try {
            bodyStream = new DataInputStream(entity.getContent());
            StringBuilder content = new StringBuilder();
            if (null != bodyStream) {
                String line = null;
                while ((line = bodyStream.readLine()) != null) {
                    content.append(line).append("\n");
                }
            }
            Log.d(TAG, "body: " + content.toString());
        } catch (Exception e) {
            Log.e(TAG, "get content failed", e);
        } finally {
            try {
                bodyStream.close();
            } catch (Exception e) {
            }
        }
    }
    if (null != response.getAllHeaders()) {
        for (Header h : response.getAllHeaders()) {
            if (h.getName().equalsIgnoreCase("location")) {
                tempURL = h.getValue();
            }
            Log.d(TAG, "header: " + h.getName() + " => " + h.getValue());
        }
    }
    return tempURL;
}

From source file:Util.PacketGenerator.java

public static void GeneratePacket() {
    try {//from   w ww  . j  a  va  2s .  c  o  m
        File file = new File(
                "D:\\Mestrado\\Prototipo\\Trace\\Los Angeles\\equinix-sanjose.dirA.20120920-130000.UTC.anon.pcap.csv");
        File newFile = new File("D:\\Mestrado\\SketchMatrix\\trunk\\Tracer_100_Pacotes.csv");

        FileInputStream tracesFIS = new FileInputStream(file);
        DataInputStream tracesDIS = new DataInputStream(tracesFIS);
        BufferedReader tracesBR = new BufferedReader(new InputStreamReader(tracesDIS));

        FileWriter tracesFW = new FileWriter(newFile);

        String tracesStr = tracesBR.readLine();

        Random random = new Random();

        long numberOfPackets = 0;

        while (tracesStr != null && numberOfPackets < 100) {

            String[] packetTokens = tracesStr.split(",");

            long time = Long.parseLong(packetTokens[0]);
            long srcIP = Long.parseLong(packetTokens[1]);
            long dstIP = Long.parseLong(packetTokens[2]);
            int srcPort = Integer.parseInt(packetTokens[3]);
            int dstPort = Integer.parseInt(packetTokens[4]);
            int payload = random.nextInt(256);

            tracesFW.write(
                    time + "," + srcIP + "," + dstIP + "," + srcPort + "," + dstPort + "," + payload + "\n");

            tracesStr = tracesBR.readLine();
            numberOfPackets++;
            if ((numberOfPackets % 100000) == 0) {
                System.out.println(numberOfPackets / 1000 + "K Pacotes");
            }
        }
        tracesBR.close();
        tracesDIS.close();
        tracesFIS.close();
        tracesFW.close();
    } catch (Exception ex) {
        ex.printStackTrace();
    }
}

From source file:com.netflix.ice.basic.BasicReservationService.java

public void init() {
    this.config = ProcessorConfig.getInstance();
    files = Maps.newHashMap();/*  w  w w  .j a  v  a2s.  c  o m*/
    for (ReservationUtilization utilization : ReservationUtilization.values()) {
        files.put(utilization,
                new File(config.localDir, "reservation_prices." + term.name() + "." + utilization.name()));
    }

    boolean fileExisted = false;
    for (ReservationUtilization utilization : ReservationUtilization.values()) {
        File file = files.get(utilization);
        AwsUtils.downloadFileIfNotExist(config.workS3BucketName, config.workS3BucketPrefix, file);
        fileExisted = file.exists();
    }
    if (!fileExisted) {
        try {
            pollAPI();
        } catch (Exception e) {
            logger.error("failed to poll reservation prices", e);
            throw new RuntimeException("failed to poll reservation prices for " + e.getMessage());
        }
    } else {
        for (ReservationUtilization utilization : ReservationUtilization.values()) {
            try {
                File file = files.get(utilization);
                if (file.exists()) {
                    DataInputStream in = new DataInputStream(new FileInputStream(file));
                    ec2InstanceReservationPrices.put(utilization, Serializer.deserialize(in));
                    in.close();
                }
            } catch (Exception e) {
                throw new RuntimeException("failed to load reservation prices " + e.getMessage());
            }
        }
    }

    start(3600, 3600 * 24, true);
}