Examples with Decimal org.fhir.ucum.Decimal used on opensource projects

Example 21 with Decimal

use of org.fhir.ucum.Decimal in project org.hl7.fhir.core by hapifhir.

the class FHIRPathEngine method qtyToCanonicalDecimal.

private DecimalType qtyToCanonicalDecimal(Quantity q) {
    if (!"http://unitsofmeasure.org".equals(q.getSystem())) {
        return null;
    }
    try {
        Pair p = new Pair(new Decimal(q.getValue().toPlainString()), q.getCode() == null ? "1" : q.getCode());
        Pair c = worker.getUcumService().getCanonicalForm(p);
        return new DecimalType(c.getValue().asDecimal());
    } catch (UcumException e) {
        return null;
    }
}

Example 22 with Decimal

use of org.fhir.ucum.Decimal in project org.hl7.fhir.core by hapifhir.

the class FHIRPathEngine method opDiv.

private List<Base> opDiv(List<Base> left, List<Base> right) throws PathEngineException {
    if (left.size() == 0)
        throw new PathEngineException("Error performing div: left operand has no value");
    if (left.size() > 1)
        throw new PathEngineException("Error performing div: left operand has more than one value");
    if (!left.get(0).isPrimitive())
        throw new PathEngineException(String.format("Error performing div: left operand has the wrong type (%s)", left.get(0).fhirType()));
    if (right.size() == 0)
        throw new PathEngineException("Error performing div: right operand has no value");
    if (right.size() > 1)
        throw new PathEngineException("Error performing div: right operand has more than one value");
    if (!right.get(0).isPrimitive())
        throw new PathEngineException(String.format("Error performing div: right operand has the wrong type (%s)", right.get(0).fhirType()));
    List<Base> result = new ArrayList<Base>();
    Base l = left.get(0);
    Base r = right.get(0);
    if (l.hasType("integer") && r.hasType("integer"))
        result.add(new IntegerType(Integer.parseInt(l.primitiveValue()) / Integer.parseInt(r.primitiveValue())));
    else if (l.hasType("decimal", "integer") && r.hasType("decimal", "integer")) {
        Decimal d1;
        try {
            d1 = new Decimal(l.primitiveValue());
            Decimal d2 = new Decimal(r.primitiveValue());
            result.add(new IntegerType(d1.divInt(d2).asDecimal()));
        } catch (UcumException e) {
            throw new PathEngineException(e);
        }
    } else
        throw new PathEngineException(String.format("Error performing div: left and right operand have incompatible or illegal types (%s, %s)", left.get(0).fhirType(), right.get(0).fhirType()));
    return result;
}

Example 23 with Decimal

use of org.fhir.ucum.Decimal in project org.hl7.fhir.core by hapifhir.

the class FHIRPathEngine method opMod.

private List<Base> opMod(List<Base> left, List<Base> right) throws PathEngineException {
    if (left.size() == 0)
        throw new PathEngineException("Error performing mod: left operand has no value");
    if (left.size() > 1)
        throw new PathEngineException("Error performing mod: left operand has more than one value");
    if (!left.get(0).isPrimitive())
        throw new PathEngineException(String.format("Error performing mod: left operand has the wrong type (%s)", left.get(0).fhirType()));
    if (right.size() == 0)
        throw new PathEngineException("Error performing mod: right operand has no value");
    if (right.size() > 1)
        throw new PathEngineException("Error performing mod: right operand has more than one value");
    if (!right.get(0).isPrimitive())
        throw new PathEngineException(String.format("Error performing mod: right operand has the wrong type (%s)", right.get(0).fhirType()));
    List<Base> result = new ArrayList<Base>();
    Base l = left.get(0);
    Base r = right.get(0);
    if (l.hasType("integer") && r.hasType("integer"))
        result.add(new IntegerType(Integer.parseInt(l.primitiveValue()) % Integer.parseInt(r.primitiveValue())));
    else if (l.hasType("decimal", "integer") && r.hasType("decimal", "integer")) {
        Decimal d1;
        try {
            d1 = new Decimal(l.primitiveValue());
            Decimal d2 = new Decimal(r.primitiveValue());
            result.add(new DecimalType(d1.modulo(d2).asDecimal()));
        } catch (UcumException e) {
            throw new PathEngineException(e);
        }
    } else
        throw new PathEngineException(String.format("Error performing mod: left and right operand have incompatible or illegal types (%s, %s)", left.get(0).fhirType(), right.get(0).fhirType()));
    return result;
}

Example 24 with Decimal

use of org.fhir.ucum.Decimal in project org.hl7.fhir.core by hapifhir.

the class FHIRPathEngine method qtyToCanonicalDecimal.

private DecimalType qtyToCanonicalDecimal(Quantity q) {
    if (!"http://unitsofmeasure.org".equals(q.getSystem())) {
        return null;
    }
    try {
        Pair p = new Pair(new Decimal(q.getValue().toPlainString()), q.getCode() == null ? "1" : q.getCode());
        Pair c = worker.getUcumService().getCanonicalForm(p);
        return new DecimalType(c.getValue().asDecimal());
    } catch (UcumException e) {
        return null;
    }
}

Example 25 with Decimal

use of org.fhir.ucum.Decimal in project org.hl7.fhir.core by hapifhir.

the class FHIRPathEngine method opDiv.

private List<Base> opDiv(List<Base> left, List<Base> right, ExpressionNode expr) throws PathEngineException {
    if (left.size() == 0 || right.size() == 0) {
        return new ArrayList<Base>();
    }
    if (left.size() > 1) {
        throw makeException(expr, I18nConstants.FHIRPATH_LEFT_VALUE_PLURAL, "div");
    }
    if (!left.get(0).isPrimitive() && !(left.get(0) instanceof Quantity)) {
        throw makeException(expr, I18nConstants.FHIRPATH_LEFT_VALUE_WRONG_TYPE, "div", left.get(0).fhirType());
    }
    if (right.size() > 1) {
        throw makeException(expr, I18nConstants.FHIRPATH_RIGHT_VALUE_PLURAL, "div");
    }
    if (!right.get(0).isPrimitive() && !(right.get(0) instanceof Quantity)) {
        throw makeException(expr, I18nConstants.FHIRPATH_RIGHT_VALUE_WRONG_TYPE, "div", right.get(0).fhirType());
    }
    List<Base> result = new ArrayList<Base>();
    Base l = left.get(0);
    Base r = right.get(0);
    if (l.hasType("integer") && r.hasType("integer")) {
        int divisor = Integer.parseInt(r.primitiveValue());
        if (divisor != 0) {
            result.add(new IntegerType(Integer.parseInt(l.primitiveValue()) / divisor));
        }
    } else if (l.hasType("decimal", "integer") && r.hasType("decimal", "integer")) {
        Decimal d1;
        try {
            d1 = new Decimal(l.primitiveValue());
            Decimal d2 = new Decimal(r.primitiveValue());
            result.add(new IntegerType(d1.divInt(d2).asDecimal()));
        } catch (UcumException e) {
        // just return nothing
        }
    } else {
        throw makeException(expr, I18nConstants.FHIRPATH_OP_INCOMPATIBLE, "div", left.get(0).fhirType(), right.get(0).fhirType());
    }
    return result;
}