Example usage for java.nio CharBuffer allocate

List of usage examples for java.nio CharBuffer allocate

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Introduction

In this page you can find the example usage for java.nio CharBuffer allocate.

Prototype

public static CharBuffer allocate(int capacity)

Source Link

Document

Creates a char buffer based on a newly allocated char array.

Usage

From source file:com.cloudera.sqoop.io.TestLobFile.java

/** Verifies that the next record in the LobFile is the expected one. */
private void verifyNextRecord(LobFile.Reader reader, long expectedId, String expectedRecord) throws Exception {
    assertTrue(reader.next());// w  ww.j a v  a 2s. c  o m
    assertTrue(reader.isRecordAvailable());
    assertEquals(expectedId, reader.getRecordId());

    Reader r = reader.readClobRecord();
    CharBuffer buf = CharBuffer.allocate(expectedRecord.length());
    int bytesRead = 0;
    while (bytesRead < expectedRecord.length()) {
        int thisRead = r.read(buf);
        if (-1 == thisRead) {
            break;
        }

        bytesRead += thisRead;
    }

    LOG.info("Got record of " + bytesRead + " chars");
    assertEquals(expectedRecord.length(), bytesRead);

    char[] charData = buf.array();
    String finalRecord = new String(charData);
    assertEquals(expectedRecord, finalRecord);
}

From source file:net.sf.smbt.touchosc.utils.TouchOSCUtils.java

/**
 * Initialize UI model from a .touchosc file
 * //from  w ww  .j a  v  a2 s . c om
 * @param zipTouchoscFilePath a .touchosc file
 * 
 * @return UI model
 */
public TouchOscApp loadAppFromTouchOscXML2(String zipTouchoscFilePath) {
    //
    // Create a resource set.
    //
    ResourceSet resourceSet = new ResourceSetImpl();

    //
    // Register the default resource factory -- only needed for stand-alone!
    //
    resourceSet.getResourceFactoryRegistry().getExtensionToFactoryMap().put(TouchoscPackage.eNS_PREFIX,
            new TouchoscResourceFactoryImpl());
    resourceSet.getPackageRegistry().put(TouchoscPackage.eNS_URI, TouchoscPackage.eINSTANCE);
    resourceSet.getPackageRegistry().put(TouchoscappPackage.eNS_URI, TouchoscappPackage.eINSTANCE);

    List<String> touchoscFilePathList = new ArrayList<String>();
    try {
        URL url = TouchOSCUtils.class.getClassLoader().getResource(".");

        FileInputStream touchoscFile = new FileInputStream(url.getPath() + "../samples/" + zipTouchoscFilePath);
        ZipInputStream fileIS = new ZipInputStream(touchoscFile);

        ZipEntry zEntry = null;
        while ((zEntry = fileIS.getNextEntry()) != null) {
            if (zEntry.getName().endsWith(".xml")) {
                touchoscFilePathList.add(url.getPath() + "../samples/_" + zipTouchoscFilePath);
            }
            FileOutputStream os = new FileOutputStream(url.getPath() + "../samples/_" + zipTouchoscFilePath);
            BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(os));
            BufferedReader reader = new BufferedReader(new InputStreamReader(fileIS, Charset.forName("UTF-8")));
            CharBuffer charBuffer = CharBuffer.allocate(65535);
            while (reader.read(charBuffer) != -1)

                charBuffer.append("</touchosc:TOP>\n");
            charBuffer.flip();

            String content = charBuffer.toString();
            content = content.replace("<?xml version=\"1.0\" encoding=\"UTF-8\"?>", TOUCHOSC_XMLNS_HEADER);
            content = content.replace("numberX=", "number_x=");
            content = content.replace("numberY=", "number_y=");
            content = content.replace("invertedX=", "inverted_x=");
            content = content.replace("invertedY=", "inverted_y=");
            content = content.replace("localOff=", "local_off=");
            content = content.replace("oscCs=", "osc_cs=");

            writer.write(content);
            writer.flush();
            os.flush();
            os.close();
        }
        fileIS.close();
    } catch (FileNotFoundException e1) {
        e1.printStackTrace();
    } catch (IOException e2) {
        e2.printStackTrace();
    }

    //
    // Get the URI of the model file.
    //
    URI touchoscURI = URI.createFileURI(touchoscFilePathList.get(0));

    //
    // Demand load the resource for this file.
    //
    Resource resource = resourceSet.getResource(touchoscURI, true);

    Object obj = (Object) resource.getContents().get(0);
    if (obj instanceof TOP) {
        TOP top = (TOP) obj;
        reverseZOrders(top);
        return initAppFromTouchOsc(top.getLayout(), "horizontal".equals(top.getLayout().getOrientation()),
                "0".equals(top.getLayout().getMode()));
    }
    return null;
}

From source file:com.atilika.kuromoji.trie.DoubleArrayTrie.java

/**
 * Add characters(nodes) to tail array//from   w ww  . j a v  a  2s .  co  m
 *
 * @param node
 */
private void addToTail(Trie.Node node) {
    while (true) {
        if (tailBuffer.capacity() < tailIndex - TAIL_OFFSET + 1) {
            CharBuffer newTailBuffer = CharBuffer
                    .allocate(tailBuffer.capacity() + (int) (tailBuffer.capacity() * BUFFER_GROWTH_PERCENTAGE));
            tailBuffer.rewind();
            newTailBuffer.put(tailBuffer);
            tailBuffer = newTailBuffer;
        }
        tailBuffer.put(tailIndex++ - TAIL_OFFSET, node.getKey());// set character of current node

        if (node.getChildren().isEmpty()) { // if it reached the end of input, break.
            break;
        }
        node = node.getChildren().get(0); // Move to next node
    }
}

From source file:com.asakusafw.runtime.io.csv.CsvParser.java

private void emit(int c) throws IOException {
    assert c >= 0;
    CharBuffer buf = lineBuffer;/*w ww. java2s  .  c o m*/
    if (buf.remaining() == 0) {
        if (buf.capacity() == BUFFER_LIMIT) {
            throw new IOException(
                    MessageFormat.format("Line is too large (near {0}:{1}, size={2}, record-number={3})", path,
                            currentPhysicalHeadLine, BUFFER_LIMIT, currentRecordNumber));
        }
        CharBuffer newBuf = CharBuffer.allocate(Math.min(buf.capacity() * 2, BUFFER_LIMIT));
        newBuf.clear();
        buf.flip();
        newBuf.put(buf);
        buf = newBuf;
        lineBuffer = newBuf;
    }
    buf.put((char) c);
}

From source file:net.sf.smbt.touchosc.utils.TouchOSCUtils.java

public void dumpTouchOsc(TOP top, String destDirname, String destFilename) {

    reverseZOrders(top);/*from ww  w.  j ava2 s  .c om*/
    //
    // Get tests for TouchOSC legacy compliances : need precise version info
    //
    //applyBase64Transformation(top);

    // Create a resource set.
    //
    ResourceSet resourceSet = new ResourceSetImpl();

    //
    // Register the default resource factory -- only needed for stand-alone!
    //
    resourceSet.getResourceFactoryRegistry().getExtensionToFactoryMap().put(TouchoscPackage.eNS_PREFIX,
            new TouchoscResourceFactoryImpl());
    resourceSet.getPackageRegistry().put(TouchoscPackage.eNS_URI, TouchoscPackage.eINSTANCE);
    resourceSet.getPackageRegistry().put(TouchoscappPackage.eNS_URI, TouchoscappPackage.eINSTANCE);

    String dirname;
    if (destDirname == null) {
        dirname = Platform.getInstanceLocation().getURL().getPath() + "/" + UUID.randomUUID().toString();

        if (Platform.inDebugMode()) {
            System.out.println("creating " + dirname + " directory");
        }

        new File(dirname).mkdir();
    } else {
        dirname = destDirname;
    }

    //
    // Get the URI of the model file.
    //
    URI touchoscURI = URI.createFileURI(dirname + "/" + "index.xml");

    //
    // Demand load the resource for this file.
    //
    Resource resource = resourceSet.createResource(touchoscURI);

    resource.getContents().add(top);

    try {
        Map<Object, Object> options = new HashMap<Object, Object>();
        options.put(XMLResource.OPTION_ENCODING, "UTF-8");
        resource.save(options);
    } catch (IOException e) {
        e.printStackTrace();
    }

    String TOUCHOSC_HEADER = "<touchosc:TOP xmi:version=\"2.0\" xmlns:xmi=\"http://www.omg.org/XMI\" xmlns:touchosc=\"http:///net.sf.smbt.touchosc/src/net/sf/smbt/touchosc/model/touchosc.xsd\">";
    String TOUCHOSC_FOOTER = "</touchosc:TOP>";

    String path = touchoscURI.path().toString();
    String outputZipFile = dirname + "/" + destFilename + ".touchosc";

    try {
        FileInputStream touchoscFile = new FileInputStream(path);
        BufferedReader reader = new BufferedReader(
                new InputStreamReader(touchoscFile, Charset.forName("ASCII")));
        CharBuffer charBuffer = CharBuffer.allocate(65535);
        while (reader.read(charBuffer) != -1)

            charBuffer.flip();

        String content = charBuffer.toString();
        content = content.replace(TOUCHOSC_HEADER, "<touchosc>");
        content = content.replace(TOUCHOSC_FOOTER, "</touchosc>");
        content = content.replace("<layout>", "<layout version=\"10\" mode=\"" + top.getLayout().getMode()
                + "\" orientation=\"" + top.getLayout().getOrientation() + "\">");
        content = content.replace("numberX=", "number_x=");
        content = content.replace("numberY=", "number_y=");
        content = content.replace("invertedX=", "inverted_x=");
        content = content.replace("invertedY=", "inverted_y=");
        content = content.replace("localOff=", "local_off=");
        content = content.replace("oscCs=", "osc_cs=");
        content = content.replace("xypad", "xy");

        touchoscFile.close();

        FileOutputStream os = new FileOutputStream(path);

        BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(os, Charset.forName("UTF-8")));

        writer.write(content);
        writer.flush();

        os.flush();
        os.close();

        FileOutputStream fos = new FileOutputStream(outputZipFile);
        ZipOutputStream fileOS = new ZipOutputStream(fos);

        ZipEntry ze = new ZipEntry("index.xml");
        fileOS.putNextEntry(ze);
        fileOS.write(content.getBytes(Charset.forName("UTF-8")));
        fileOS.flush();
        fileOS.close();
        fos.close();

    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException ioe) {
        ioe.printStackTrace();
    } finally {
        File f = new File(path);
        if (f.exists() && f.canWrite()) {
            if (!f.delete()) {
                throw new IllegalArgumentException(path + " deletion failed");
            }
        }
    }
}

From source file:ch.rasc.edsutil.optimizer.WebResourceProcessor.java

private static String inputStream2String(InputStream is, Charset cs) throws IOException {
    StringBuilder to = new StringBuilder();
    try (Reader from = new InputStreamReader(is, cs.newDecoder())) {
        CharBuffer buf = CharBuffer.allocate(0x800);
        while (from.read(buf) != -1) {
            buf.flip();/*from   w w  w.ja  va2s .c  o  m*/
            to.append(buf);
            buf.clear();
        }
        return to.toString();
    }
}

From source file:hudson.Util.java

/**
 * Encode a single path component for use in an HTTP URL.
 * Escapes all non-ASCII, general unsafe (space and "#%<>[\]^`{|}~)
 * and HTTP special characters (/;:?) as specified in RFC1738,
 * plus backslash (Windows path separator).
 * Note that slash(/) is encoded, so the given string should be a
 * single path component used in constructing a URL.
 * Method name inspired by PHP's rawencode.
 *///  w w  w .j  a va 2 s.c o m
public static String rawEncode(String s) {
    boolean escaped = false;
    StringBuilder out = null;
    CharsetEncoder enc = null;
    CharBuffer buf = null;
    char c;
    for (int i = 0, m = s.length(); i < m; i++) {
        c = s.charAt(i);
        if ((c < 64 || c > 90) && (c < 97 || c > 122) && (c < 38 || c > 57 || c == 47) && c != 61 && c != 36
                && c != 33 && c != 95) {
            if (!escaped) {
                out = new StringBuilder(i + (m - i) * 3);
                out.append(s.substring(0, i));
                enc = Charset.forName("UTF-8").newEncoder();
                buf = CharBuffer.allocate(1);
                escaped = true;
            }
            // 1 char -> UTF8
            buf.put(0, c);
            buf.rewind();
            try {
                for (byte b : enc.encode(buf).array()) {
                    out.append('%');
                    out.append(toDigit((b >> 4) & 0xF));
                    out.append(toDigit(b & 0xF));
                }
            } catch (CharacterCodingException ex) {
            }
        } else if (escaped) {
            out.append(c);
        }
    }
    return escaped ? out.toString() : s;
}

From source file:hudson.Util.java

/**
 * Encode a single path component for use in an HTTP URL.
 * Escapes all non-ASCII, general unsafe (space and "#%<>[\]^`{|}~)
 * and HTTP special characters (/;:?) as specified in RFC1738.
 * (so alphanumeric and !@$&*()-_=+',. are not encoded)
 * Note that slash(/) is encoded, so the given string should be a
 * single path component used in constructing a URL.
 * Method name inspired by PHP's rawurlencode.
 */// w  w  w .  j  a  va 2s .  co  m
public static String rawEncode(String s) {
    boolean escaped = false;
    StringBuilder out = null;
    CharsetEncoder enc = null;
    CharBuffer buf = null;
    char c;
    for (int i = 0, m = s.length(); i < m; i++) {
        c = s.charAt(i);
        if (c > 122 || uriMap[c]) {
            if (!escaped) {
                out = new StringBuilder(i + (m - i) * 3);
                out.append(s.substring(0, i));
                enc = Charset.forName("UTF-8").newEncoder();
                buf = CharBuffer.allocate(1);
                escaped = true;
            }
            // 1 char -> UTF8
            buf.put(0, c);
            buf.rewind();
            try {
                ByteBuffer bytes = enc.encode(buf);
                while (bytes.hasRemaining()) {
                    byte b = bytes.get();
                    out.append('%');
                    out.append(toDigit((b >> 4) & 0xF));
                    out.append(toDigit(b & 0xF));
                }
            } catch (CharacterCodingException ex) {
            }
        } else if (escaped) {
            out.append(c);
        }
    }
    return escaped ? out.toString() : s;
}

From source file:ch.entwine.weblounge.contentrepository.impl.AbstractContentRepository.java

/**
 * Returns the resource uri or <code>null</code> if no resource id and/or path
 * could be found on the specified document. This method is intended to serve
 * as a utility method when importing resources.
 * /*from   ww  w  .  j  a  v  a  2 s.co  m*/
 * @param site
 *          the resource uri
 * @param contentUrl
 *          location of the resource file
 * @return the resource uri
 */
protected ResourceURI loadResourceURI(Site site, URL contentUrl) throws IOException {

    InputStream is = null;
    InputStreamReader reader = null;
    try {
        is = new BufferedInputStream(contentUrl.openStream());
        reader = new InputStreamReader(is);
        CharBuffer buf = CharBuffer.allocate(1024);
        reader.read(buf);
        String s = new String(buf.array());
        s = s.replace('\n', ' ');
        Matcher m = resourceHeaderRegex.matcher(s);
        if (m.matches()) {
            long version = ResourceUtils.getVersion(m.group(4));
            return new ResourceURIImpl(m.group(1), site, m.group(3), m.group(2), version);
        }
        return null;
    } finally {
        if (reader != null)
            reader.close();
        IOUtils.closeQuietly(is);
    }
}

From source file:com.arksoft.epamms.ZGlobal1_Operation.java

public int StartEmailClientForListReus(View vResult, String entityName, String attributeName,
        String contextName, String stringScope, int bUseOnlySelectedEntities, int bUseParentSelectedEntities,
        String stringSubject, String stringCopyTo, // comma separated list
        String stringBlindCopy, // comma separated list
        String stringBody, String stringAttachment, String stringEmailClient, int lFlags,
        String stringBlindCopyFlag) // reserved
{
    String stringParentEntity = null;
    String s = null;/*from w w  w  .  j a v  a  2 s.  c o  m*/
    int lEntityCnt;
    int ulAttributeLth = 0;
    int lTotalSize;
    int lLth = 0;
    int lRC;

    if (bUseParentSelectedEntities != 0)
        stringParentEntity = MiGetParentEntityNameForView(stringParentEntity, vResult, entityName);

    lEntityCnt = CountEntitiesForView(vResult, entityName);
    ulAttributeLth = GetAttributeDisplayLength(ulAttributeLth, vResult, entityName, attributeName, contextName);
    lTotalSize = lEntityCnt * (int) ulAttributeLth; // a starting point
    CharBuffer cbMemory = CharBuffer.allocate(lTotalSize + 1);
    // DrAllocTaskMemory( cbMemory, lTotalSize + 1 );

    // For each entity, append the specified data to the list.
    // lRC = SetCursorFirstEntity( vResult, entityName, stringScope );
    lRC = SetEntityCursor(vResult, entityName, "", zPOS_FIRST, "", "", "", 0, stringScope, "");

    while (lRC > zCURSOR_UNCHANGED) {
        if (bUseOnlySelectedEntities == 0
                || ((bUseOnlySelectedEntities != 0) && GetSelectStateOfEntity(vResult, entityName) != 0)
                || ((bUseParentSelectedEntities != 0)
                        && GetSelectStateOfEntity(vResult, stringParentEntity) != 0)) {
            s = GetVariableFromAttribute(s, 0, zTYPE_STRING, lTotalSize - lLth - 1, vResult, entityName,
                    attributeName, contextName,
                    contextName != null && contextName.isEmpty() == false ? 0 : zUSE_DEFAULT_CONTEXT);
            lLth = zstrcpy(cbMemory, lLth, s);
            while (lLth > 0 && cbMemory.charAt(lLth - 1) == ' ') {
                lLth--;
                cbMemory.put(lLth, '\0');
            }
        }

        // lRC = SetCursorNextEntity( vResult, entityName, stringScope );
        lRC = SetEntityCursor(vResult, entityName, "", zPOS_NEXT, "", "", "", 0, stringScope, "");
        if (lRC > zCURSOR_UNCHANGED) {
            // lLth = zstrlen( stringMemory );
            if (lTotalSize - lLth < (int) ulAttributeLth) {
                s = cbMemory.toString();

                lEntityCnt *= 2;
                lTotalSize = lEntityCnt * (int) ulAttributeLth;
                cbMemory = CharBuffer.allocate(lTotalSize + 1);
                zstrcpy(cbMemory, 0, s);
            }

            if (lLth > 0 && cbMemory.charAt(lLth - 1) != ',') {
                cbMemory.put(lLth++, ',');
                cbMemory.put(lLth, '\0');
            }
        }
    }

    if (stringBlindCopyFlag.charAt(0) == 'Y') {
        // Email Addresses are to be put in Blind Copy parameter.
        TraceLineS("Blind Copies: ", cbMemory.toString());
        lRC = m_ZDRVROPR.StartEmailClient(stringBlindCopy, // Regular send parameter
                stringSubject, stringCopyTo, // comma separated list
                cbMemory.toString(), // Blind Copy parameter
                stringBody, stringAttachment, "", lFlags); // reserved
    } else {
        // Email Addresses are to be put in regular Send parameter.
        TraceLineS("Regular Copies: ", cbMemory.toString());
        lRC = m_ZDRVROPR.StartEmailClient(cbMemory.toString(), // comma separated list
                stringSubject, stringCopyTo, // comma separated list
                stringBlindCopy, // comma separated list
                stringBody, stringAttachment, stringEmailClient, lFlags); // reserved
    }

    // DrFreeTaskMemory( (String) cbMemory );
    return lRC;
}