Package net.fortytwo.ripple.model

Examples of net.fortytwo.ripple.model.NumericValue

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            public void apply(final RippleList arg,
                              final Sink<RippleList> solutions,
                              final ModelConnection mc) throws RippleException {
                RippleList stack = arg;

                NumericValue a, c, result;
                c = mc.toNumericValue(stack.getFirst());
                stack = stack.getRest();
                a = mc.toNumericValue(stack.getFirst());
                stack = stack.getRest();

                if (a.doubleValue() > 0 && c.doubleValue() > 0) {
                    result = mc.valueOf(Math.log(c.doubleValue()) / Math.log(a.doubleValue()));
                    solutions.put(stack.push(result));
                }
            }
        };
    }
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    public void apply(final RippleList arg,
                      final Sink<RippleList> solutions,
                      final ModelConnection mc) throws RippleException {
        RippleList stack = arg;

        NumericValue a, result;

        a = mc.toNumericValue(stack.getFirst());
        stack = stack.getRest();

        result = mc.valueOf(Math.sin(a.doubleValue()));

        solutions.put(
                stack.push(result));
    }
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    public void apply(final RippleList arg,
                      final Sink<RippleList> solutions,
                      final ModelConnection mc) throws RippleException {
        RippleList stack = arg;

        NumericValue a, result;

        a = mc.toNumericValue(stack.getFirst());
        stack = stack.getRest();

        result = mc.valueOf(Math.tanh(a.doubleValue()));

        solutions.put(
                stack.push(result));
    }
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    public void apply(final RippleList arg,
                      final Sink<RippleList> solutions,
                      final ModelConnection mc) throws RippleException {
        RippleList stack = arg;

        NumericValue a, result;

        a = mc.toNumericValue(stack.getFirst());
        stack = stack.getRest();

        result = mc.valueOf(Math.sinh(a.doubleValue()));

        solutions.put(
                stack.push(result));
    }
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    public void apply(final RippleList arg,
                      final Sink<RippleList> solutions,
                      final ModelConnection mc) throws RippleException {

        RippleList stack = arg;
        NumericValue a, result;

        a = mc.toNumericValue(stack.getFirst());
        stack = stack.getRest();

        result = mc.valueOf(Math.atan(a.doubleValue()));

        solutions.put(
                stack.push(result));
    }
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    public void apply(final RippleList arg,
                      final Sink<RippleList> solutions,
                      final ModelConnection mc) throws RippleException {
        RippleList stack = arg;

        NumericValue a, result;

        a = mc.toNumericValue(stack.getFirst());
        stack = stack.getRest();

        result = mc.valueOf(Math.cos(a.doubleValue()));

        solutions.put(
                stack.push(result));
    }
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    public void apply(final RippleList arg,
                      final Sink<RippleList> solutions,
                      final ModelConnection mc) throws RippleException {
        RippleList stack = arg;

        NumericValue a, result;

        a = mc.toNumericValue(stack.getFirst());
        stack = stack.getRest();

        result = a.neg();

        solutions.put(
                stack.push(result));
    }
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                      final Sink<RippleList> solutions,
                      final ModelConnection mc) throws RippleException {
        RippleList stack = arg;

        double a;
        NumericValue result;

        a = mc.toNumericValue(stack.getFirst()).doubleValue();
        stack = stack.getRest();

        // Apply the function only if it is defined for the given argument.
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*/
public class NumericValueTest extends RippleTestCase {
    public void testValues() throws Exception {
        Model model = getTestModel();
        ModelConnection mc = model.createConnection();
        NumericValue l;

        // Create an integer literal.
        l = mc.valueOf(42);
        assertTrue(l instanceof NumericValue);
        assertEquals(NumericValue.Type.INTEGER, l.getDatatype());
        assertEquals(42, l.intValue());
        l = mc.valueOf(0);
        assertTrue(l instanceof NumericValue);
        assertEquals(NumericValue.Type.INTEGER, l.getDatatype());
        assertEquals(0, l.intValue());
        l = mc.valueOf(-42);
        assertTrue(l instanceof NumericValue);
        assertEquals(NumericValue.Type.INTEGER, l.getDatatype());
        assertEquals(-42, l.intValue());

        // Create a long literal.
        l = mc.valueOf(42l);
        assertTrue(l instanceof NumericValue);
        assertEquals(NumericValue.Type.LONG, l.getDatatype());
        assertEquals(42l, l.longValue());
        l = mc.valueOf(0l);
        assertTrue(l instanceof NumericValue);
        assertEquals(NumericValue.Type.LONG, l.getDatatype());
        assertEquals(0l, l.longValue());
        l = mc.valueOf(-42l);
        assertTrue(l instanceof NumericValue);
        assertEquals(NumericValue.Type.LONG, l.getDatatype());
        assertEquals(-42l, l.longValue());

        // Create a double literal
        l = mc.valueOf(42.0);
        assertTrue(l instanceof NumericValue);
        assertEquals(NumericValue.Type.DOUBLE, l.getDatatype());
        assertEquals(42.0, l.doubleValue());
        l = mc.valueOf(0.0);
        assertTrue(l instanceof NumericValue);
        assertEquals(NumericValue.Type.DOUBLE, l.getDatatype());
        assertEquals(0.0, l.doubleValue());
        l = mc.valueOf(-42.0);
        assertTrue(l instanceof NumericValue);
        assertEquals(NumericValue.Type.DOUBLE, l.getDatatype());
        assertEquals(-42.0, l.doubleValue());

        InputStream is = ModelTest.class.getResourceAsStream("numericLiteralTest.txt");
        Iterator<String> lines = FileUtils.getLines(is).iterator();
        is.close();
        Map<String, Integer> argsForFunc = new HashMap<String, Integer>();
        argsForFunc.put("abs", 1);
        argsForFunc.put("neg", 1);
        argsForFunc.put("add", 2);
        argsForFunc.put("sub", 2);
        argsForFunc.put("mul", 2);
        argsForFunc.put("div", 2);
        argsForFunc.put("mod", 2);
        argsForFunc.put("pow", 2);

        // Verify individual operator test cases.
        while (lines.hasNext()) {
            StringTokenizer tokenizer = new StringTokenizer(
                    lines.next(), " \t");
            String func = tokenizer.nextToken();
            String signature = func + "(";
            int argv = argsForFunc.get(func);
            NumericValue[] args = new NumericValue[argv];
            for (int i = 0; i < argv; i++) {
                String s = tokenizer.nextToken();
                if (i > 0) {
                    signature += ", ";
                }
                signature += s;
                args[i] = createNumericLiteral(s);
            }
            signature += ")";

            // Skip the '=' token
            tokenizer.nextToken();

            NumericValue correctResult = createNumericLiteral(tokenizer.nextToken());
            NumericValue actualResult = null;

            Throwable thrown = null;

            try {
                if (func.equals("abs")) {
                    actualResult = args[0].abs();
                } else if (func.equals("neg")) {
                    actualResult = args[0].neg();
                } else if (func.equals("add")) {
                    actualResult = args[0].add(args[1]);
                } else if (func.equals("sub")) {
                    actualResult = args[0].sub(args[1]);
                } else if (func.equals("mul")) {
                    actualResult = args[0].mul(args[1]);
                } else if (func.equals("div")) {
                    actualResult = args[0].div(args[1]);
                } else if (func.equals("mod")) {
                    actualResult = args[0].mod(args[1]);
                } else if (func.equals("pow")) {
                    actualResult = args[0].pow(args[1]);
                } else {
                    throw new Exception("bad function: " + func);
                }
            } catch (Throwable t) {
                thrown = t;
            }

            if (null == thrown) {
                assertTrue("for case " + signature, null != correctResult);

                switch (correctResult.getDatatype()) {
                    case INTEGER:
                        assertEquals("for case " + signature, NumericValue.Type.INTEGER, actualResult.getDatatype());
                        assertEquals("for case " + signature, correctResult.intValue(), actualResult.intValue());
                        break;
                    case LONG:
                        assertEquals("for case " + signature, NumericValue.Type.LONG, actualResult.getDatatype());
                        assertEquals("for case " + signature, correctResult.longValue(), actualResult.longValue());
                        break;
                    case DOUBLE:
                        assertEquals("for case " + signature, NumericValue.Type.DOUBLE, actualResult.getDatatype());
                        assertEquals("for case " + signature, correctResult.longValue(), actualResult.longValue());
                        break;
                }
            } else {
                if (null != correctResult) {
                    throw new Exception("for case " + signature, thrown);
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        mc.close();
    }

    private NumericValue createNumericLiteral(final String s) {
        NumericValue l;

        if (s.equals("error")) {
            l = null;
        } else if (s.equals("infinity")) {
            l = new SesameNumericValue(Double.POSITIVE_INFINITY);
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Related Classes of net.fortytwo.ripple.model.NumericValue

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  • net.fortytwo.ripple.libs.math.Acos
  • net.fortytwo.ripple.libs.math.Add
  • net.fortytwo.ripple.libs.math.Asin
  • net.fortytwo.ripple.libs.math.Atan
  • net.fortytwo.ripple.libs.math.Cbrt
  • net.fortytwo.ripple.libs.math.Cbrt$Cube
  • net.fortytwo.ripple.libs.math.Ceil
  • net.fortytwo.ripple.libs.math.Cos
  • net.fortytwo.ripple.libs.math.Cosh
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