Example usage for org.apache.commons.lang.math FloatRange FloatRange

Introduction

In this page you can find the example usage for org.apache.commons.lang.math FloatRange FloatRange.

Prototype

public FloatRange(Number number) 

Source Link

Document

Constructs a new FloatRange using the specified number as both the minimum and maximum in this range.

Usage

From source file:au.org.ala.delta.intkey.ui.RealInputDialog.java

@Override
void handleBtnOKClicked() {
    String inputTxt = _txtInput.getText();
    if (inputTxt.length() > 0) {
        try {//from   www. j av a2  s.c o  m
            _inputData = ParsingUtils.parseRealCharacterValue(inputTxt);
            setVisible(false);
        } catch (IllegalArgumentException ex) {
            JOptionPane.showMessageDialog(this, validationErrorMessage, validationErrorTitle,
                    JOptionPane.ERROR_MESSAGE);
        }
    } else {
        // return a float range with negative infinity. This represents
        // "no values selected".
        _inputData = new FloatRange(Float.NEGATIVE_INFINITY);
        setVisible(false);
    }
}

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From source file:au.org.ala.delta.translation.intkey.IntkeyItemsFileWriter.java

private Set<Float> writeRealAttributes(int filteredCharNumber, Character realChar, boolean wasInteger) {
    int unfilteredCharNumber = realChar.getCharacterId();
    boolean useNormalValues = _context.getUseNormalValues(unfilteredCharNumber);

    List<FloatRange> values = new ArrayList<FloatRange>();
    BitSet inapplicableBits = new BitSet();

    Iterator<FilteredItem> items = _dataSet.filteredItems();
    while (items.hasNext()) {
        FilteredItem item = items.next();
        NumericAttribute attribute = (NumericAttribute) _dataSet.getAttribute(item.getItem().getItemNumber(),
                unfilteredCharNumber);//w ww .  j  a  v  a 2s . c om

        if (attribute == null || attribute.isCodedUnknown() || attribute.isInapplicable()
                || attribute.isVariable()) {
            FloatRange range = new FloatRange(Float.MAX_VALUE);
            values.add(range);
            if (isInapplicable(attribute)) {
                inapplicableBits.set(item.getItemNumber() - 1);
            }
            continue;
        }
        List<NumericRange> ranges = attribute.getNumericValue();
        // This can happen if the attribute has a comment but no value.
        if (ranges.isEmpty()) {
            FloatRange range = new FloatRange(-Float.MAX_VALUE);
            values.add(range);
            if (isInapplicable(attribute)) {
                inapplicableBits.set(item.getItemNumber() - 1);
            }
            continue;
        }
        Range useRange;
        float min = Float.MAX_VALUE;
        float max = -Float.MAX_VALUE;
        for (NumericRange range : ranges) {
            if (_context.hasAbsoluteError(unfilteredCharNumber)) {
                range.setAbsoluteError(_context.getAbsoluteError(unfilteredCharNumber));
            } else if (_context.hasPercentageError(unfilteredCharNumber)) {
                range.setPercentageError(_context.getPercentageError(unfilteredCharNumber));
            }
            if (useNormalValues) {
                useRange = range.getNormalRange();
            } else {
                useRange = range.getFullRange();
            }
            min = Math.min(min, useRange.getMinimumFloat());
            max = Math.max(max, useRange.getMaximumFloat());

        }

        FloatRange floatRange = new FloatRange(min, max);
        values.add(floatRange);
    }

    Set<Float> floats = new HashSet<Float>();
    for (FloatRange range : values) {
        if (range.getMinimumFloat() != Float.MAX_VALUE && range.getMinimumFloat() != -Float.MAX_VALUE) {
            floats.add(range.getMinimumFloat());
        } else {
            if (range.getMinimumFloat() == -Float.MAX_VALUE && !wasInteger) {
                floats.add(0f); // For CONFOR compatibility, seems wrong.
            }
        }
        if (range.getMaximumFloat() != Float.MAX_VALUE && range.getMinimumFloat() != -Float.MAX_VALUE) {
            floats.add(range.getMaximumFloat());
        } else {
            if (range.getMinimumFloat() == -Float.MAX_VALUE && !wasInteger) {
                floats.add(1.0f); // For CONFOR compatibility, seems wrong.
            }
        }
    }
    List<Float> boundaries = new ArrayList<Float>(floats);
    Collections.sort(boundaries);
    _itemsFile.writeAttributeFloats(filteredCharNumber, inapplicableBits, values, boundaries);

    return floats;
}

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