Examples with PathEngineException org.hl7.fhir.exceptions.PathEngineException used on opensource projects

Example 1 with PathEngineException

use of org.hl7.fhir.exceptions.PathEngineException in project org.hl7.fhir.core by hapifhir.

the class FHIRPathEngine method getChildTypesByName.

private void getChildTypesByName(String type, String name, TypeDetails result) throws PathEngineException, DefinitionException {
    if (Utilities.noString(type))
        throw new PathEngineException("No type provided in BuildToolPathEvaluator.getChildTypesByName");
    if (type.equals("xhtml"))
        return;
    String url = null;
    if (type.contains(".")) {
        url = "http://hl7.org/fhir/StructureDefinition/" + type.substring(0, type.indexOf("."));
    } else {
        url = "http://hl7.org/fhir/StructureDefinition/" + type;
    }
    String tail = "";
    StructureDefinition sd = worker.fetchResource(StructureDefinition.class, url);
    if (sd == null)
        // this really is an error, because we can only get to here if the internal infrastrucgture is wrong
        throw new DefinitionException("Unknown type " + type);
    List<StructureDefinition> sdl = new ArrayList<StructureDefinition>();
    ElementDefinitionMatch m = null;
    if (type.contains("."))
        m = getElementDefinition(sd, type, false);
    if (m != null && hasDataType(m.definition)) {
        if (m.fixedType != null) {
            StructureDefinition dt = worker.fetchTypeDefinition(m.fixedType);
            if (dt == null)
                throw new DefinitionException("unknown data type " + m.fixedType);
            sdl.add(dt);
        } else
            for (TypeRefComponent t : m.definition.getType()) {
                StructureDefinition dt = worker.fetchTypeDefinition(t.getCode());
                if (dt == null)
                    throw new DefinitionException("unknown data type " + t.getCode());
                sdl.add(dt);
            }
    } else {
        sdl.add(sd);
        if (type.contains("."))
            tail = type.substring(type.indexOf("."));
    }
    for (StructureDefinition sdi : sdl) {
        String path = sdi.getSnapshot().getElement().get(0).getPath() + tail + ".";
        if (name.equals("**")) {
            assert (result.getCollectionStatus() == CollectionStatus.UNORDERED);
            for (ElementDefinition ed : sdi.getSnapshot().getElement()) {
                if (ed.getPath().startsWith(path))
                    for (TypeRefComponent t : ed.getType()) {
                        if (t.hasCode() && t.getCodeElement().hasValue()) {
                            String tn = null;
                            if (t.getCode().equals("Element") || t.getCode().equals("BackboneElement"))
                                tn = ed.getPath();
                            else
                                tn = t.getCode();
                            if (t.getCode().equals("Resource")) {
                                for (String rn : worker.getResourceNames()) {
                                    if (!result.hasType(worker, rn)) {
                                        result.addType(rn);
                                        getChildTypesByName(rn, "**", result);
                                    }
                                }
                            } else if (!result.hasType(worker, tn)) {
                                result.addType(tn);
                                getChildTypesByName(tn, "**", result);
                            }
                        }
                    }
            }
        } else if (name.equals("*")) {
            assert (result.getCollectionStatus() == CollectionStatus.UNORDERED);
            for (ElementDefinition ed : sdi.getSnapshot().getElement()) {
                if (ed.getPath().startsWith(path) && !ed.getPath().substring(path.length()).contains("."))
                    for (TypeRefComponent t : ed.getType()) {
                        if (t.getCode().equals("Element") || t.getCode().equals("BackboneElement"))
                            result.addType(ed.getPath());
                        else if (t.getCode().equals("Resource"))
                            result.addTypes(worker.getResourceNames());
                        else
                            result.addType(t.getCode());
                    }
            }
        } else {
            path = sdi.getSnapshot().getElement().get(0).getPath() + tail + "." + name;
            ElementDefinitionMatch ed = getElementDefinition(sdi, path, false);
            if (ed != null) {
                if (!Utilities.noString(ed.getFixedType()))
                    result.addType(ed.getFixedType());
                else
                    for (TypeRefComponent t : ed.getDefinition().getType()) {
                        if (Utilities.noString(t.getCode()))
                            // throw new PathEngineException("Illegal reference to primitive value attribute @ "+path);
                            break;
                        if (t.getCode().equals("Element") || t.getCode().equals("BackboneElement"))
                            result.addType(path);
                        else if (t.getCode().equals("Resource"))
                            result.addTypes(worker.getResourceNames());
                        else
                            result.addType(t.getCode());
                    }
            }
        }
    }
}

Example 2 with PathEngineException

use of org.hl7.fhir.exceptions.PathEngineException in project org.hl7.fhir.core by hapifhir.

the class FHIRPathEngine method funcSubsetOf.

private List<Base> funcSubsetOf(ExecutionContext context, List<Base> focus, ExpressionNode exp) throws PathEngineException {
    List<Base> target = execute(context, focus, exp.getParameters().get(0), true);
    boolean valid = true;
    for (Base item : focus) {
        boolean found = false;
        for (Base t : target) {
            if (Base.compareDeep(item, t, false)) {
                found = true;
                break;
            }
        }
        if (!found) {
            valid = false;
            break;
        }
    }
    List<Base> result = new ArrayList<Base>();
    result.add(new BooleanType(valid));
    return result;
}

Example 3 with PathEngineException

use of org.hl7.fhir.exceptions.PathEngineException in project org.hl7.fhir.core by hapifhir.

the class FHIRPathEngine method opPlus.

private List<Base> opPlus(List<Base> left, List<Base> right) throws PathEngineException {
    if (left.size() == 0)
        throw new PathEngineException("Error performing +: left operand has no value");
    if (left.size() > 1)
        throw new PathEngineException("Error performing +: left operand has more than one value");
    if (!left.get(0).isPrimitive())
        throw new PathEngineException(String.format("Error performing +: left operand has the wrong type (%s)", left.get(0).fhirType()));
    if (right.size() == 0)
        throw new PathEngineException("Error performing +: right operand has no value");
    if (right.size() > 1)
        throw new PathEngineException("Error performing +: right operand has more than one value");
    if (!right.get(0).isPrimitive())
        throw new PathEngineException(String.format("Error performing +: 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("string", "id", "code", "uri") && r.hasType("string", "id", "code", "uri"))
        result.add(new StringType(l.primitiveValue() + r.primitiveValue()));
    else 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()).add(new BigDecimal(r.primitiveValue()))));
    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()));
    return result;
}

Example 4 with PathEngineException

use of org.hl7.fhir.exceptions.PathEngineException in project org.hl7.fhir.core by hapifhir.

the class FHIRPathEngine method funcIs.

private List<Base> funcIs(ExecutionContext context, List<Base> focus, ExpressionNode exp) throws PathEngineException {
    List<Base> result = new ArrayList<Base>();
    if (focus.size() == 0 || focus.size() > 1)
        result.add(new BooleanType(false));
    else {
        String tn = exp.getParameters().get(0).getName();
        result.add(new BooleanType(focus.get(0).hasType(tn)));
    }
    return result;
}

Example 5 with PathEngineException

use of org.hl7.fhir.exceptions.PathEngineException 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;
}