Example usage for java.lang String getChars

Introduction

In this page you can find the example usage for java.lang String getChars.

Prototype

public void getChars(int srcBegin, int srcEnd, char dst[], int dstBegin) 

Source Link

Document

Copies characters from this string into the destination character array.

Usage

From source file:uk.ac.gda.dls.client.views.ScannableCompositeFactory.java

private void verify(VerifyEvent e) {
    String string = e.text;
    char[] chars = new char[string.length()];
    string.getChars(0, chars.length, chars, 0);

    Text text = (Text) e.getSource();

    if ((",".equals(string) || ".".equals(string)) && text.getText().indexOf(',') >= 0) {
        e.doit = false;// ww w.  j  a v  a 2s .co m
        return;
    }

    for (int i = 0; i < chars.length; i++) {
        if (!(('0' <= chars[i] && chars[i] <= '9') || chars[i] == '.' || chars[i] == ',' || chars[i] == '-')) {
            e.doit = false;
            return;
        }

        if (chars[i] == '.') {
            chars[i] = ',';
        }
    }

    e.text = new String(chars);

    final String oldS = text.getText();
    String newS = oldS.substring(0, e.start) + e.text + oldS.substring(e.end);
    Matcher matcher = pattern.matcher(newS);
    if (!matcher.matches()) {
        e.doit = false;
        return;
    }

}

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From source file:org.pentaho.pms.ui.concept.editor.ColumnWidthPropertyEditorWidget.java

protected void createContents(final Composite parent) {
    addDisposeListener(new DisposeListener() {
        public void widgetDisposed(DisposeEvent e) {
            ColumnWidthPropertyEditorWidget.this.widgetDisposed(e);
        }/*from  w ww. ja v  a  2 s.  c  o m*/
    });
    typeLabel = new Label(parent, SWT.NONE);
    typeLabel.setText("Column Width Type:"); //$NON-NLS-1$

    type = new Combo(parent, SWT.READ_ONLY | SWT.BORDER);

    typeComboViewer = new ComboViewer(type);

    typeComboViewer.setContentProvider(new IStructuredContentProvider() {
        public Object[] getElements(final Object inputElement) {
            return (ColumnWidth[]) inputElement;
        }

        public void dispose() {
        }

        public void inputChanged(final Viewer viewer, final Object oldInput, final Object newInput) {
        }
    });

    typeComboViewer.setInput(ColumnWidth.types);

    typeComboViewer.setLabelProvider(new LabelProvider() {
        public Image getImage(final Object element) {
            // no images in this combo
            return null;
        }

        public String getText(final Object element) {
            return ((ColumnWidth) element).getDescription();
        }
    });

    FormData fdType = new FormData();
    fdType.left = new FormAttachment(typeLabel, 10);
    fdType.top = new FormAttachment(0, 0);
    type.setLayoutData(fdType);

    FormData fdTypeLabel = new FormData();
    fdTypeLabel.left = new FormAttachment(0, 0);
    fdTypeLabel.top = new FormAttachment(type, 0, SWT.CENTER);
    typeLabel.setLayoutData(fdTypeLabel);

    widthLabel = new Label(parent, SWT.NONE);
    widthLabel.setText("Column Width:"); //$NON-NLS-1$

    width = new Text(parent, SWT.BORDER | SWT.SINGLE | SWT.LEFT);

    // only allow digits
    width.addListener(SWT.Verify, new Listener() {
        public void handleEvent(final Event e) {
            String string = e.text;
            char[] chars = new char[string.length()];
            string.getChars(0, chars.length, chars, 0);
            for (int i = 0; i < chars.length; i++) {
                if (!(Character.isDigit(chars[i]))) {
                    e.doit = false;
                    return;
                }
            }
        }
    });

    //    width.setToolTipText(Messages.getString("ConceptPropertyColumnWidthWidget.USER_SELECT_PROPERTY_WIDTH", name)); //$NON-NLS-1$
    FormData fdWidth = new FormData();
    fdWidth.left = new FormAttachment(widthLabel, 10);
    fdWidth.right = new FormAttachment(100, 0);
    fdWidth.top = new FormAttachment(type, 10);
    width.setLayoutData(fdWidth);

    FormData fdWidthLabel = new FormData();
    fdWidthLabel.left = new FormAttachment(0, 0);
    fdWidthLabel.top = new FormAttachment(width, 0, SWT.CENTER);
    widthLabel.setLayoutData(fdWidthLabel);

    typeComboViewer.addSelectionChangedListener(this);
    width.addFocusListener(this);
}

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From source file:com.jcraft.weirdx.res.XFont.java

public static void reqQueryTextExtents(Client c) throws IOException {
    int n, foo;/*from  w  ww . ja va  2 s.c o m*/
    boolean odd = false;
    InputOutput io = c.client;
    foo = c.data;
    if (foo != 0)
        odd = true;
    n = c.length;
    foo = io.readInt();
    c.length -= 2;
    XFont f = (XFont) XResource.lookupIDByType(foo, RT_FONT);
    if (f == null) {
        c.errorValue = foo;
        c.errorReason = 7; // BadFont;
        return;
    }
    n = n - 2;
    n *= 4;
    io.readByte(c.bbuffer, 0, n);

    if (odd)
        n -= 2;

    synchronized (io) {
        io.writeByte(1);
        if (f.encoding != null) {
            for (int i = 0; i < n; i++) {
                c.bbuffer[i] |= 0x80;
            }
            try {
                String s = new String(c.bbuffer, 0, n, f.encoding);
                n = s.length();
                s.getChars(0, n, c.cbuffer, 0);
            } catch (Exception e) {
                LOG.error(e);
                return;
            }
        } else {
            for (int i = 0; i < n; i++) {
                c.cbuffer[i] = (char) c.bbuffer[i];
            }
        }

        foo = f.charsWidth(c.cbuffer, 0, n);

        io.writeByte((byte) 0);
        io.writeShort(c.seq);
        io.writeInt(0);
        io.writeShort(f.font.getMaxAscent());
        io.writeShort(f.font.getMaxDescent());
        io.writeShort(f.font.getMaxAscent());
        io.writeShort(f.font.getMaxDescent());
        io.writeInt(foo);
        io.writeInt(0);
        io.writeInt(foo);
        io.writePad(4);
        io.flush();
    }
}

---

From source file:de.hybris.platform.cuppytrail.impl.DefaultSecureTokenService.java

private byte[] decodeHexString(final String text) throws DecoderException {
    final char[] chars = new char[text.length()];
    text.getChars(0, text.length(), chars, 0);
    return Hex.decodeHex(chars);
}

---

From source file:com.gargoylesoftware.htmlunit.javascript.HtmlUnitScriptable.java

/**
 * {@inheritDoc}/*from   ww  w .  j  a  va  2 s.  c om*/
 * Same as base implementation, but includes all methods inherited from super classes as well.
 */
@Override
public void defineProperty(final String propertyName, final Class<?> clazz, int attributes) {
    final int length = propertyName.length();
    if (length == 0) {
        throw new IllegalArgumentException();
    }
    final char[] buf = new char[3 + length];
    propertyName.getChars(0, length, buf, 3);
    buf[3] = Character.toUpperCase(buf[3]);
    buf[0] = 'g';
    buf[1] = 'e';
    buf[2] = 't';
    final String getterName = new String(buf);
    buf[0] = 's';
    final String setterName = new String(buf);

    final Method[] methods = clazz.getMethods();
    final Method getter = findMethod(methods, getterName);
    final Method setter = findMethod(methods, setterName);
    if (setter == null) {
        attributes |= ScriptableObject.READONLY;
    }
    defineProperty(propertyName, null, getter, setter, attributes);
}

---

From source file:xbird.xquery.misc.BasicStringChunk.java

public long store(final String s) {
    assert (s != null);
    final int strlen = s.length();
    if (strlen < CHUNKED_THRESHOLD) {
        s.getChars(0, strlen, tmpBuf, 0);
        return store(tmpBuf, 0, strlen);
    }//from www .  j  ava 2 s.  com
    return allocateStringChunk(s);
}

---

From source file:org.openhab.binding.echonetlite.internal.ECHONETLiteConnectingThread.java

/**
 * Receives ECHONETLite reply message Checks if it is an error message
 *//*from ww w. j  a v a2 s.  co m*/
char[] receiveMessage() {
    logger.debug("checking the response from the ECHONETLite device");
    char[] res = { '0', '0', '0', '0' };

    try {
        String response = udpConnector.receiveDatagram(host);
        if (response.equals("nothing")) {
            logger.debug("Nothing was sent back from ECHONETLite devices");
        } else {
            char[] code = new char[response.length()];
            response.getChars(0, response.length(), code, 0);

            if (response.length() > 21) {
                if (response.length() > 22 && code[20] == '5') {
                    logger.info("An error message (ESV=" + code[20] + code[21]
                            + ") was sent back by the ECHONETLite device, the device's state was not updated: please check the message sent previously");
                } else if (code[20] == '7') {
                    if (code[21] == '1') {
                        logger.info("SetC was successfully executed by the ECHONETLite device");
                        res = ArrayUtils.subarray(code, 26, 28);
                    } else if (code[21] == '2') {
                        logger.info("Get was successfully executed by the ECHONETLite device");
                        int resSize = Integer.parseInt(String.valueOf(ArrayUtils.subarray(code, 26, 28)), 16);
                        int resFrom = 28;
                        int resTo = 28 + resSize * 2;
                        res = ArrayUtils.subarray(code, resFrom, resTo);
                    } else {
                        logger.info("receive unknown response");
                    }
                }
            }
        }
        return res;
    } catch (Exception e) {
        logger.error(e.toString());
        logger.error("error when receiving message from ECHONETLite devices");
        return res;
    }
}

---

From source file:net.jawr.web.resource.bundle.factory.util.PathNormalizer.java

/**
 * Internal method to perform the normalization.
 * //from   ww  w.ja  v  a2 s.com
 * @param filename the filename
 * @param keepSeparator true to keep the final separator
 * @return the normalized filename
 */
private static String doNormalizeIgnoreOtherSeparator(String filename, boolean keepSeparator) {
    if (filename == null) {
        return null;
    }
    int size = filename.length();
    if (size == 0) {
        return filename;
    }
    int prefix = 0;
    // int prefix = getPrefixLength(filename);
    // if (prefix < 0) {
    // return null;
    // }

    char[] array = new char[size + 2]; // +1 for possible extra slash, +2
    // for arraycopy
    filename.getChars(0, filename.length(), array, 0);

    // add extra separator on the end to simplify code below
    boolean lastIsDirectory = true;
    if (array[size - 1] != JawrConstant.URL_SEPARATOR_CHAR) {
        array[size++] = JawrConstant.URL_SEPARATOR_CHAR;
        lastIsDirectory = false;
    }

    // adjoining slashes
    for (int i = prefix + 1; i < size; i++) {
        if (array[i] == JawrConstant.URL_SEPARATOR_CHAR && array[i - 1] == JawrConstant.URL_SEPARATOR_CHAR) {
            System.arraycopy(array, i, array, i - 1, size - i);
            size--;
            i--;
        }
    }

    // dot slash
    for (int i = prefix + 1; i < size; i++) {
        if (array[i] == JawrConstant.URL_SEPARATOR_CHAR && array[i - 1] == '.'
                && (i == prefix + 1 || array[i - 2] == JawrConstant.URL_SEPARATOR_CHAR)) {
            if (i == size - 1) {
                lastIsDirectory = true;
            }
            System.arraycopy(array, i + 1, array, i - 1, size - i);
            size -= 2;
            i--;
        }
    }

    // double dot slash
    outer: for (int i = prefix + 2; i < size; i++) {
        if (array[i] == JawrConstant.URL_SEPARATOR_CHAR && array[i - 1] == '.' && array[i - 2] == '.'
                && (i == prefix + 2 || array[i - 3] == JawrConstant.URL_SEPARATOR_CHAR)) {
            if (i == prefix + 2) {
                return null;
            }
            if (i == size - 1) {
                lastIsDirectory = true;
            }
            int j;
            for (j = i - 4; j >= prefix; j--) {
                if (array[j] == JawrConstant.URL_SEPARATOR_CHAR) {
                    // remove b/../ from a/b/../c
                    System.arraycopy(array, i + 1, array, j + 1, size - i);
                    size -= (i - j);
                    i = j + 1;
                    continue outer;
                }
            }
            // remove a/../ from a/../c
            System.arraycopy(array, i + 1, array, prefix, size - i);
            size -= (i + 1 - prefix);
            i = prefix + 1;
        }
    }

    if (size <= 0) { // should never be less than 0
        return "";
    }
    if (size <= prefix) { // should never be less than prefix
        return new String(array, 0, size);
    }
    if (lastIsDirectory && keepSeparator) {
        return new String(array, 0, size); // keep trailing separator
    }
    return new String(array, 0, size - 1); // lose trailing separator
}

---

From source file:fr.limsi.ARViewer.CharArrayBuffer.java

public void append(String str) {
    if (str == null) {
        str = "null";
    }/* w  w  w .ja va2s.  c  o m*/
    int strlen = str.length();
    int newlen = this.len + strlen;
    if (newlen > this.buffer.length) {
        expand(newlen);
    }
    str.getChars(0, strlen, this.buffer, this.len);
    this.len = newlen;
}

---

From source file:com.boylesoftware.web.impl.auth.CipherToolbox.java

/**
 * Decrypt specified Base64 value. The decrypted values can be retrieved
 * immediately after calling this method using {@link #getUserId},
 * {@link #getSalt} and {@link #getTimestamp}.
 *
 * @param base64Val The value to decrypt in Base64 encoding.
 *
 * @return {@code true} if decrypted successfully, {@code false} if
 * could not decrypt./*  www . ja  v a  2 s .  c  o m*/
 */
boolean decrypt(final String base64Val) {

    final boolean debug = this.log.isDebugEnabled();
    if (debug)
        this.log.debug("decrypting [" + base64Val + "], pooled cipher " + this);

    try {
        final int len = base64Val.length();
        base64Val.getChars(0, len, this.base64Chars, 0);
        this.base64Buf.limit(len);
        this.base64Buf.rewind();
    } catch (final IndexOutOfBoundsException e) {
        if (debug)
            this.log.debug("decryption error", e);
        return false;
    }

    this.cipherBuf.clear();
    Base64.decode(this.base64Buf, this.cipherBuf);
    this.cipherBuf.flip();

    this.clearBuf.clear();
    try {
        this.cipher.init(Cipher.DECRYPT_MODE, this.secretKey);
        this.cipher.doFinal(this.cipherBuf, this.clearBuf);
    } catch (final GeneralSecurityException e) {
        if (debug)
            this.log.debug("decryption error", e);
        return false;
    }
    this.clearBuf.flip();

    this.salt = this.clearBuf.getInt();
    this.clearBuf.getLong();
    this.userId = this.clearBuf.getInt();
    this.clearBuf.getLong();
    this.timestamp = this.clearBuf.getLong();

    if (debug)
        this.log.debug("decrypted: userId=" + this.userId + ", salt=" + this.salt + ", ts=" + this.timestamp
                + " (" + (new java.util.Date(this.timestamp)) + ")");

    return true;
}

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