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

Example 1 with Pair

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

the class FHIRPathEngine method opTimes.

private List<Base> opTimes(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 new PathEngineException("Error performing *: left operand has more than one value", expr.getStart(), expr.toString());
    if (!left.get(0).isPrimitive() && !(left.get(0) instanceof Quantity))
        throw new PathEngineException(String.format("Error performing +: left operand has the wrong type (%s)", left.get(0).fhirType()), expr.getStart(), expr.toString());
    if (right.size() > 1)
        throw new PathEngineException("Error performing *: right operand has more than one value", expr.getStart(), expr.toString());
    if (!right.get(0).isPrimitive() && !(right.get(0) instanceof Quantity))
        throw new PathEngineException(String.format("Error performing *: right operand has the wrong type (%s)", right.get(0).fhirType()), expr.getStart(), expr.toString());
    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"))
        result.add(new DecimalType(new BigDecimal(l.primitiveValue()).multiply(new BigDecimal(r.primitiveValue()))));
    else if (l instanceof Quantity && r instanceof Quantity && worker.getUcumService() != null) {
        Pair pl = qtyToPair((Quantity) l);
        Pair pr = qtyToPair((Quantity) r);
        Pair p;
        try {
            p = worker.getUcumService().multiply(pl, pr);
            result.add(pairToQty(p));
        } catch (UcumException e) {
            throw new PathEngineException(e.getMessage(), expr.getOpStart(), expr.toString(), e);
        }
    } else
        throw new PathEngineException(String.format("Error performing *: left and right operand have incompatible or illegal types (%s, %s)", left.get(0).fhirType(), right.get(0).fhirType()), expr.getStart(), expr.toString());
    return result;
}

Example 2 with Pair

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

the class FHIRPathEngine method qtyToCanonical.

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

Example 3 with Pair

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

the class FHIRPathEngine method opDivideBy.

private List<Base> opDivideBy(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, "/");
    }
    if (!left.get(0).isPrimitive() && !(left.get(0) instanceof Quantity)) {
        throw makeException(expr, I18nConstants.FHIRPATH_LEFT_VALUE_WRONG_TYPE, "/", left.get(0).fhirType());
    }
    if (right.size() > 1) {
        throw makeException(expr, I18nConstants.FHIRPATH_RIGHT_VALUE_PLURAL, "/");
    }
    if (!right.get(0).isPrimitive() && !(right.get(0) instanceof Quantity)) {
        throw makeException(expr, I18nConstants.FHIRPATH_RIGHT_VALUE_WRONG_TYPE, "/", right.get(0).fhirType());
    }
    List<Base> result = new ArrayList<Base>();
    Base l = left.get(0);
    Base r = right.get(0);
    if (l.hasType("integer", "decimal", "unsignedInt", "positiveInt") && r.hasType("integer", "decimal", "unsignedInt", "positiveInt")) {
        Decimal d1;
        try {
            d1 = new Decimal(l.primitiveValue());
            Decimal d2 = new Decimal(r.primitiveValue());
            result.add(new DecimalType(d1.divide(d2).asDecimal()));
        } catch (UcumException e) {
        // just return nothing
        }
    } else if (l instanceof Quantity && r instanceof Quantity && worker.getUcumService() != null) {
        Pair pl = qtyToPair((Quantity) l);
        Pair pr = qtyToPair((Quantity) r);
        Pair p;
        try {
            p = worker.getUcumService().divideBy(pl, pr);
            result.add(pairToQty(p));
        } catch (UcumException e) {
        // just return nothing
        }
    } else {
        throw makeException(expr, I18nConstants.FHIRPATH_OP_INCOMPATIBLE, "/", left.get(0).fhirType(), right.get(0).fhirType());
    }
    return result;
}

Example 4 with Pair

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

the class FHIRPathEngine method opDivideBy.

private List<Base> opDivideBy(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, "/");
    }
    if (!left.get(0).isPrimitive() && !(left.get(0) instanceof Quantity)) {
        throw makeException(expr, I18nConstants.FHIRPATH_LEFT_VALUE_WRONG_TYPE, "/", left.get(0).fhirType());
    }
    if (right.size() > 1) {
        throw makeException(expr, I18nConstants.FHIRPATH_RIGHT_VALUE_PLURAL, "/");
    }
    if (!right.get(0).isPrimitive() && !(right.get(0) instanceof Quantity)) {
        throw makeException(expr, I18nConstants.FHIRPATH_RIGHT_VALUE_WRONG_TYPE, "/", right.get(0).fhirType());
    }
    List<Base> result = new ArrayList<Base>();
    Base l = left.get(0);
    Base r = right.get(0);
    if (l.hasType("integer", "decimal", "unsignedInt", "positiveInt") && r.hasType("integer", "decimal", "unsignedInt", "positiveInt")) {
        Decimal d1;
        try {
            d1 = new Decimal(l.primitiveValue());
            Decimal d2 = new Decimal(r.primitiveValue());
            result.add(new DecimalType(d1.divide(d2).asDecimal()));
        } catch (UcumException e) {
        // just return nothing
        }
    } else if (l instanceof Quantity && r instanceof Quantity && worker.getUcumService() != null) {
        Pair pl = qtyToPair((Quantity) l);
        Pair pr = qtyToPair((Quantity) r);
        Pair p;
        try {
            p = worker.getUcumService().divideBy(pl, pr);
            result.add(pairToQty(p));
        } catch (UcumException e) {
        // just return nothing
        }
    } else {
        throw makeException(expr, I18nConstants.FHIRPATH_OP_INCOMPATIBLE, "/", left.get(0).fhirType(), right.get(0).fhirType());
    }
    return result;
}

Example 5 with Pair

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

the class FHIRPathEngine method qtyToCanonicalPair.

private Pair qtyToCanonicalPair(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 c;
    } catch (UcumException e) {
        return null;
    }
}