Example usage for java.lang IllegalArgumentException IllegalArgumentException

Introduction

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

Prototype

public IllegalArgumentException(Throwable cause)

Source Link

Document

Constructs a new exception with the specified cause and a detail message of (cause==null ?

Usage

From source file:Main.java

/**
 * Appends str to <code>out</code> while performing HTML attribute escaping.
 * //from   w  ww.jav  a  2 s .  c  o  m
 * @param out
 * @param str
 * @throws IOException
 */
public static void escapeHTMLAttribute(Writer out, String str) throws IOException {
    if (out == null) {
        throw new IllegalArgumentException("The Writer must not be null");
    }
    if (str == null) {
        return;
    }
    int sz;
    sz = str.length();
    for (int i = 0; i < sz; i++) {
        char ch = str.charAt(i);

        switch (ch) {
        case '&':
            out.write("&amp;");
            break;
        case '"':
            out.write("&quot;");
            break;
        case '\t':
            out.write("&#9;");
            break;
        case '\n':
            out.write("&#10;");
            break;
        case '\r':
            out.write("&#13;");
            break;
        case '<':
            out.write("&lt;");
            break;
        case '>':
            out.write("&gt;");
            break;
        default:
            out.write(ch);
            break;
        }

    }
}

From source file:Main.java

/**
 * Remove the characters caused by Saxon. This is necessary if you parse an
 * attribute because XPath then returns the name of the attribute.
 * // ww w.ja va 2s .com
 * @param input
 *            - the return value of Saxon.
 * @return the cleaned String.
 */
public static String removeAttributeChars(final String input) {
    if (input == null) {
        throw new IllegalArgumentException(
                "The value for the parameter input in removeAttributeChars mustn't be empty.");
    }
    // Ex. value: []
    String ret = input.replaceFirst("(\\w)+=(\")", "");
    int lastPos = input.lastIndexOf("\"");
    if (input.length() != 0 && lastPos == input.length() - 1) {
        ret = ret.substring(0, ret.length() - 1);
    }
    return ret;
}

From source file:Main.java

public static void setDefaultViewer(Context context, String mimeType, String activityPackage,
        String activityName) {/*w w w  .  j  a v  a 2s .  c o  m*/
    if (TextUtils.isEmpty(mimeType)) {
        throw new IllegalArgumentException("Default viewer type can't be empty");
    }

    PreferenceManager.getDefaultSharedPreferences(context).edit()
            .putString(DEFAULT_VIEWER_PREFIX + mimeType, activityPackage + "\t" + activityName).apply();
}

From source file:Main.java

public static Date parseDate(String dateString) {
    Matcher m = DATE_PATTERN.matcher(dateString.trim());
    if (!m.matches()) {
        throw new IllegalArgumentException("\"" + dateString + "\" must be in YYYY-MM-DD format.");
    }/*from  w w  w  . ja va 2 s .  c  o  m*/
    Calendar c = Calendar.getInstance();
    c.set(Integer.parseInt(m.group(1)), Integer.parseInt(m.group(2)) - 1, Integer.parseInt(m.group(3)));
    return c.getTime();
}

From source file:Main.java

public static byte[] decodeYUV420SP2RGB(byte[] yuv420sp, int width, int height) {
    final int frameSize = width * height;

    byte[] rgbBuf = new byte[frameSize * 3];

    // if (rgbBuf == null) throw new NullPointerException("buffer 'rgbBuf' is null");
    if (rgbBuf.length < frameSize * 3)
        throw new IllegalArgumentException(
                "buffer 'rgbBuf' size " + rgbBuf.length + " < minimum " + frameSize * 3);

    if (yuv420sp == null)
        throw new NullPointerException("buffer 'yuv420sp' is null");

    if (yuv420sp.length < frameSize * 3 / 2)
        throw new IllegalArgumentException(
                "buffer 'yuv420sp' size " + yuv420sp.length + " < minimum " + frameSize * 3 / 2);

    int i = 0, y = 0;
    int uvp = 0, u = 0, v = 0;
    int y1192 = 0, r = 0, g = 0, b = 0;

    for (int j = 0, yp = 0; j < height; j++) {
        uvp = frameSize + (j >> 1) * width;
        u = 0;/*from ww  w  .j a  va2  s  .c  o  m*/
        v = 0;
        for (i = 0; i < width; i++, yp++) {
            y = (0xff & ((int) yuv420sp[yp])) - 16;
            if (y < 0)
                y = 0;
            if ((i & 1) == 0) {
                v = (0xff & yuv420sp[uvp++]) - 128;
                u = (0xff & yuv420sp[uvp++]) - 128;
            }

            y1192 = 1192 * y;
            r = (y1192 + 1634 * v);
            g = (y1192 - 833 * v - 400 * u);
            b = (y1192 + 2066 * u);

            if (r < 0)
                r = 0;
            else if (r > 262143)
                r = 262143;
            if (g < 0)
                g = 0;
            else if (g > 262143)
                g = 262143;
            if (b < 0)
                b = 0;
            else if (b > 262143)
                b = 262143;

            rgbBuf[yp * 3] = (byte) (r >> 10);
            rgbBuf[yp * 3 + 1] = (byte) (g >> 10);
            rgbBuf[yp * 3 + 2] = (byte) (b >> 10);
        }
    } // for
    return rgbBuf;
}

From source file:Main.java

/**
 * Converts an {@code Icon} to an {@code Image}.
 * //w w w  .  ja va 2  s .  c  om
 * @param icon
 *            {@code Icon} that needs to be converted
 * @return the converted {@code Image}
 */
public static Image iconToImage(Icon icon) {
    if (icon instanceof ImageIcon)
        return ((ImageIcon) icon).getImage();
    throw new IllegalArgumentException("Unable to get Image from Icon type! [" + icon + "]");
}

From source file:Main.java

public static Frame getOwnerFrame(Component component) {
    if (component instanceof Frame) {
        return (Frame) component;
    }//from  w  w w. jav a 2s  .c  om
    Container parent = component.getParent();
    while (!(parent instanceof Frame)) {
        parent = parent.getParent();
        if (parent == null) {
            throw new IllegalArgumentException("Component has no root Frame.");
        }
    }
    return (Frame) parent;
}

From source file:Main.java

public static void skipFully(InputStream input, long toSkip) throws IOException {
    if (toSkip < 0L) {
        throw new IllegalArgumentException("Bytes to skip must not be negative: " + toSkip);
    } else {/*from w w w .ja v a  2  s .c o  m*/
        long skipped = skip(input, toSkip);
        if (skipped != toSkip) {
            throw new EOFException("Bytes to skip: " + toSkip + " actual: " + skipped);
        }
    }
}

From source file:Main.java

public static String convertToStringRepresentation(final long value) {
    final long[] dividers = new long[] { T, G, M, K, 1 };
    final String[] units = new String[] { "TB", "GB", "MB", "KB", "B" };
    if (value < 1)
        throw new IllegalArgumentException("Invalid file size: " + value);
    String result = null;//w w  w.  j a va 2s  . com
    for (int i = 0; i < dividers.length; i++) {
        final long divider = dividers[i];
        if (value >= divider) {
            result = format(value, divider, units[i]);
            break;
        }
    }
    return result;
}

From source file:Main.java

public static <T> T getSingleIfExist(Iterable<T> iterable) {
    if (iterable == null)
        return null;
    final Iterator<? extends T> iter = iterable.iterator();
    if (!iter.hasNext())
        return null;
    final T result = iter.next();
    if (iter.hasNext()) {
        throw new IllegalArgumentException("More than (expected) one element in " + iterable);
    }/*from   w  ww.  j  a  v a 2  s.  c o  m*/
    return result;
}