Java Text类代码示例

import javolution.text.Text; //导入依赖的package包/类
public void characters(char[] values, int offset, int count) throws org.xml.sax.SAXException {
    if (isParseForTemplate) {
        // if null, don't worry about it
        if (this.currentNodeForTemplate != null) {
            Node newNode = this.documentForTemplate.createTextNode(new String(values, offset, count));
            this.currentNodeForTemplate.appendChild(newNode);
        }
        return;
    }

    if (currentValue != null && currentFieldName != null) {
        Text value = Text.valueOf(values, offset, count);

        // Debug.logInfo("characters: value=" + value, module);
        if (currentFieldValue == null) {
            currentFieldValue = value;
        } else {
            currentFieldValue = Text.valueOf(currentFieldValue).concat(value);
        }
    }
}
 

import javolution.text.Text; //导入依赖的package包/类
/**
 * Returns the decimal text representation of this number.
 *
 * @return the text representation of this number.
 */
public Text toText() {
    if (this == NaN)
        return Text.valueOf("NaN");
    if (this._significand.isZero())
        return Text.valueOf("0.0");
    TextBuilder tb = TextBuilder.newInstance();
    LargeInteger m = _significand;
    if (isNegative()) {
        tb.append('-');
        m = m.opposite();
    }
    tb.append("0.");
    LargeInteger.DECIMAL_FORMAT.format(m, tb);
    int exp = _exponent + m.digitLength();
    if (exp != 0) {
        tb.append("E");
        tb.append(_exponent + m.digitLength());
    }
    Text txt = tb.toText();
    TextBuilder.recycle(tb);
    return txt;
}
 

import javolution.text.Text; //导入依赖的package包/类
/**
 * Returns the text representation of this term.
 */
public Text toText() {
    TextBuilder tb = TextBuilder.newInstance();
    for (int i = 0; i < _size; i++) {
        tb.append(_variables[i].getSymbol());
        int power = _powers[i];
        switch (power) {
        case 1:
            break;
        case 2:
            tb.append('²');
            break;
        case 3:
            tb.append('³');
            break;
        default:
            tb.append(power);
        }
    }
    return tb.toText();
}
 

import javolution.text.Text; //导入依赖的package包/类
/**
 * Returns the text representation of this matrix.
 *
 * @return the text representation of this matrix.
 */
public Text toText() {
    final int m = this.getNumberOfRows();
    final int n = this.getNumberOfColumns();
    TextBuilder tmp = TextBuilder.newInstance();
    tmp.append('{');
    for (int i = 0; i < m; i++) {
        tmp.append('{');
        for (int j = 0; j < n; j++) {
            tmp.append(get(i, j));
            if (j != n - 1) {
                tmp.append(", ");
            }
        }
        tmp.append("}");
        if (i != m - 1) {
            tmp.append(",\n");
        }            
    }
    tmp.append("}");
    Text txt = tmp.toText();
    TextBuilder.recycle(tmp);
    return txt;
}
 

import javolution.text.Text; //导入依赖的package包/类
/**
 * Returns the text representation of this vector.
 *
 * @return the text representation of this vector.
 */
public Text toText() {
    final int dimension = this.getDimension();
    TextBuilder tmp = TextBuilder.newInstance();
    tmp.append('{');
    for (int i = 0; i < dimension; i++) {
        tmp.append(get(i));
        if (i != dimension - 1) {
            tmp.append(", ");
        }
    }
    tmp.append('}');
    Text txt = tmp.toText();
    TextBuilder.recycle(tmp); 
    return txt;
}
 

import javolution.text.Text; //导入依赖的package包/类
/**
 * Returns the string representation of this coordinates.
 * 
 * @return the coordinates values/units.
 */
public Text toText() {
    double[] coordinates = getCoordinates();
    CoordinateSystem cs = this.getCoordinateReferenceSystem().getCoordinateSystem();
    TextBuilder tb = TextBuilder.newInstance();
    tb.append('[');
    for (int i=0; i < coordinates.length; i++) {
        if (i != 0) {
            tb.append(", ");
        }
        tb.append(getOrdinate(i));
        tb.append(' ');
        tb.append(cs.getAxis(i).getUnit());
    }
    tb.append(']');
    return tb.toText();
}
 

import javolution.text.Text; //导入依赖的package包/类
/** Initializes all real-time classes. */
public static synchronized boolean initializeRealtimeClasses() {
	Initializer initializer = new Initializer(OSGiServices.class.getClassLoader());
	initializer.loadClass(MathLib.class);
	initializer.loadClass(Text.class);
	initializer.loadClass(TypeFormat.class);
	initializer.loadClass(Struct.class);
	initializer.loadClass(FastBitSet.class);
	initializer.loadClass(FastSortedMap.class);
	initializer.loadClass(FastSortedSet.class);
	initializer.loadClass(FastSortedTable.class);
	initializer.loadClass(Index.class); // Preallocates.
	initializer.loadClass(Reducers.class);
	initializer.loadClass(Equalities.class);
	initializer.loadClass(XMLStreamReaderImpl.class);
	initializer.loadClass(XMLStreamWriterImpl.class);
	return initializer.initializeLoadedClasses();
}
 

import javolution.text.Text; //导入依赖的package包/类
/**
 * Returns the text representation of this number.
 *
 * @return The string representation of this number as a <code>Text</code>.
 */

@Override
public Text toText()
{
    return Text.valueOf(value().toString());
}
 

import javolution.text.Text; //导入依赖的package包/类
/**
 * Returns the text representation of this number in the specified radix.
 *
 * @param radix the radix of the representation.
 * @return the text representation of this number in the specified radix.
 */
public Text toText(int radix) {
    TextBuilder tmp = TextBuilder.newInstance();
    try {
        format(this, radix, tmp);
        return tmp.toText();
    } catch (IOException e) {
        throw new Error(e);
    } finally {
        TextBuilder.recycle(tmp);
    }
}
 

import javolution.text.Text; //导入依赖的package包/类
/**
 * Returns the rational number for the specified character sequence.
 * 
 * @param  chars the character sequence.
 * @return the corresponding rational number.
 */
public static Rational valueOf(CharSequence chars) {
    Text txt = Text.valueOf(chars); // TODO Use TextFormat...
    int sep = txt.indexOf("/");
    if (sep >= 0) {
        LargeInteger dividend = LargeInteger.valueOf(txt.subtext(0, sep));
        LargeInteger divisor = LargeInteger.valueOf(txt.subtext(
                sep + 1, chars.length()));
        return valueOf(dividend, divisor);
    } else { // No divisor.
        return valueOf(LargeInteger.valueOf(txt),
                LargeInteger.ONE);
    }
}
 

import javolution.text.Text; //导入依赖的package包/类
/**
 * Returns the decimal text representation of this number.
 *
 * @return the text representation of this number.
 */
public Text toText() {
    if (this == NaN)
        return Text.valueOf("NaN");
    if (isExact()) {
        return (_exponent == 0) ? _significand.toText() : 
            _significand.toText().plus("E").plus(Text.valueOf(_exponent));
    }
    int errorDigits = _error.digitLength();
    LargeInteger m = (_significand.isPositive()) ? _significand.plus(FIVE
            .times10pow(errorDigits - 1)) : _significand.plus(MINUS_FIVE
            .times10pow(errorDigits - 1));
    m = m.times10pow(-errorDigits);
    int exp = _exponent + errorDigits;
    Text txt = m.toText();
    int digits = (m.isNegative()) ? txt.length() - 1 : txt.length();
    if (digits > 1) {
        if ((exp < 0) && (-exp < digits)) {
            txt = txt.insert(txt.length() + exp, Text.valueOf('.'));
        } else { // Scientific notation.
            txt = txt.insert(txt.length() - digits + 1, Text.valueOf('.'));
            txt = txt.concat(Text.valueOf('E')).concat(
                    Text.valueOf(exp + digits - 1));
        }
    } else {
        txt = txt.concat(Text.valueOf('E')).concat(Text.valueOf(exp));
    }
    return txt;
}
 

import javolution.text.Text; //导入依赖的package包/类
@Override
public Text toText() {
    TextBuilder tb = TextBuilder.newInstance();
    tb.append('(');
    tb.append(_dividend);
    tb.append(")/(");
    tb.append(_divisor);
    tb.append(')');
    return tb.toText();
}
 

import javolution.text.Text; //导入依赖的package包/类
@Override
public Text toText() {
    FastTable<Term> terms = FastTable.newInstance();
    terms.addAll(_termToCoef.keySet());
    terms.sort();
    TextBuilder tb = TextBuilder.newInstance();
    for (int i=0, n = terms.size(); i < n; i++) {
        if (i != 0) {
            tb.append(" + ");
        }
        tb.append('[').append(_termToCoef.get(terms.get(i)));
        tb.append(']').append(terms.get(i));
    }
    return tb.toText();
}
 

import javolution.text.Text; //导入依赖的package包/类
@SuppressWarnings("unchecked")
@Override
public Appendable format(Amount arg0, Appendable arg1)
        throws IOException {
    if (arg0.getUnit() instanceof Currency)
        return formatMoney(arg0, arg1);
    if (arg0.isExact()) {
        TypeFormat.format(arg0.getExactValue(), arg1);
        arg1.append(' ');
        return UnitFormat.getInstance().format(arg0.getUnit(), arg1);
    }
    double value = arg0.getEstimatedValue();
    double error = arg0.getAbsoluteError();
    int log10Value = (int) MathLib.floor(MathLib.log10(MathLib
            .abs(value)));
    int log10Error = (int) MathLib.floor(MathLib.log10(error));
    int digits = log10Value - log10Error - 1; // Exact digits.
    digits = MathLib.max(1, digits + _errorDigits);

    boolean scientific = (MathLib.abs(value) >= 1E6)
            || (MathLib.abs(value) < 1E-6);
    boolean showZeros = true;
    TextBuilder tb = TextBuilder.newInstance();
    TypeFormat.format(value, digits, scientific, showZeros, tb);
    int endMantissa = 0;
    for (; endMantissa < tb.length(); endMantissa++) {
        if (tb.charAt(endMantissa) == 'E')
            break;
    }
    int bracketError = (int) (error * MathLib.toDoublePow10(1,
            -log10Error + _errorDigits - 1));
    tb.insert(endMantissa, Text.valueOf('[').plus(
            Text.valueOf(bracketError)).plus(']'));
    arg1.append(tb);
    arg1.append(' ');
    return UnitFormat.getInstance().format(arg0.getUnit(), arg1);
}
 

import javolution.text.Text; //导入依赖的package包/类
/**
 * Reads characters into a portion of an array.  This method does not 
 * block.
 *
 * @param  cbuf the destination buffer.
 * @param  off the offset at which to start storing characters.
 * @param  len the maximum number of characters to read
 * @return the number of characters read,  or -1 if there is no more
 *         character to be read.
 * @throws IOException if an I/O error occurs.
 */
public int read(char cbuf[], int off, int len) throws IOException {
    if (input == null)
        throw new IOException("Reader closed");
    final int inputLength = input.length();
    if (index >= inputLength)
        return -1;
    final int count = MathLib.min(inputLength - index, len);
    final Object csq = input;
    if (csq instanceof String) {
        String str = (String) csq;
        str.getChars(index, index + count, cbuf, off);
    } else if (csq instanceof Text) {
        Text txt = (Text) csq;
        txt.getChars(index, index + count, cbuf, off);
    } else if (csq instanceof TextBuilder) {
        TextBuilder tb = (TextBuilder) csq;
        tb.getChars(index, index + count, cbuf, off);
    } else if (csq instanceof CharArray) {
        CharArray ca = (CharArray) csq;
        System.arraycopy(ca.array(), index + ca.offset(), cbuf, off, count);
    } else { // Generic CharSequence.
        for (int i = off, n = off + count, j = index; i < n;) {
            cbuf[i++] = input.charAt(j++);
        }
    }
    index += count;
    return count;
}