Examples with StructureMapGroupComponent org.hl7.fhir.r4.model.StructureMap.StructureMapGroupComponent used on opensource projects

Example 31 with StructureMapGroupComponent

use of org.hl7.fhir.r4.model.StructureMap.StructureMapGroupComponent in project org.hl7.fhir.core by hapifhir.

the class StructureMapUtilities method executeRule.

private void executeRule(String indent, TransformContext context, StructureMap map, Variables vars, StructureMapGroupComponent group, StructureMapGroupRuleComponent rule, boolean atRoot) throws FHIRException {
    log(indent + "rule : " + rule.getName() + "; vars = " + vars.summary());
    Variables srcVars = vars.copy();
    if (rule.getSource().size() != 1)
        throw new FHIRException("Rule \"" + rule.getName() + "\": not handled yet");
    List<Variables> source = processSource(rule.getName(), context, srcVars, rule.getSource().get(0), map.getUrl(), indent);
    if (source != null) {
        for (Variables v : source) {
            for (StructureMapGroupRuleTargetComponent t : rule.getTarget()) {
                processTarget(rule.getName(), context, v, map, group, t, rule.getSource().size() == 1 ? rule.getSourceFirstRep().getVariable() : null, atRoot, vars);
            }
            if (rule.hasRule()) {
                for (StructureMapGroupRuleComponent childrule : rule.getRule()) {
                    executeRule(indent + "  ", context, map, v, group, childrule, false);
                }
            } else if (rule.hasDependent()) {
                for (StructureMapGroupRuleDependentComponent dependent : rule.getDependent()) {
                    executeDependency(indent + "  ", context, map, v, group, dependent);
                }
            } else if (rule.getSource().size() == 1 && rule.getSourceFirstRep().hasVariable() && rule.getTarget().size() == 1 && rule.getTargetFirstRep().hasVariable() && rule.getTargetFirstRep().getTransform() == StructureMapTransform.CREATE && !rule.getTargetFirstRep().hasParameter()) {
                // simple inferred, map by type
                System.out.println(v.summary());
                Base src = v.get(VariableMode.INPUT, rule.getSourceFirstRep().getVariable());
                Base tgt = v.get(VariableMode.OUTPUT, rule.getTargetFirstRep().getVariable());
                String srcType = src.fhirType();
                String tgtType = tgt.fhirType();
                ResolvedGroup defGroup = resolveGroupByTypes(map, rule.getName(), group, srcType, tgtType);
                Variables vdef = new Variables();
                vdef.add(VariableMode.INPUT, defGroup.target.getInput().get(0).getName(), src);
                vdef.add(VariableMode.OUTPUT, defGroup.target.getInput().get(1).getName(), tgt);
                executeGroup(indent + "  ", context, defGroup.targetMap, vdef, defGroup.target, false);
            }
        }
    }
}

Example 32 with StructureMapGroupComponent

use of org.hl7.fhir.r4.model.StructureMap.StructureMapGroupComponent in project org.hl7.fhir.core by hapifhir.

the class StructureMapUtilities method analyse.

/**
 * Given a structure map, return a set of analyses on it.
 *
 * Returned:
 *   - a list or profiles for what it will create. First profile is the target
 *   - a table with a summary (in xhtml) for easy human undertanding of the mapping
 *
 * @param appInfo
 * @param map
 * @return
 * @throws Exception
 */
public StructureMapAnalysis analyse(Object appInfo, StructureMap map) throws FHIRException {
    ids.clear();
    StructureMapAnalysis result = new StructureMapAnalysis();
    TransformContext context = new TransformContext(appInfo);
    VariablesForProfiling vars = new VariablesForProfiling(false, false);
    StructureMapGroupComponent start = map.getGroup().get(0);
    for (StructureMapGroupInputComponent t : start.getInput()) {
        PropertyWithType ti = resolveType(map, t.getType(), t.getMode());
        if (t.getMode() == StructureMapInputMode.SOURCE)
            vars.add(VariableMode.INPUT, t.getName(), ti);
        else
            vars.add(VariableMode.OUTPUT, t.getName(), createProfile(map, result.profiles, ti, start.getName(), start));
    }
    result.summary = new XhtmlNode(NodeType.Element, "table").setAttribute("class", "grid");
    XhtmlNode tr = result.summary.addTag("tr");
    tr.addTag("td").addTag("b").addText("Source");
    tr.addTag("td").addTag("b").addText("Target");
    log("Start Profiling Transform " + map.getUrl());
    analyseGroup("", context, map, vars, start, result);
    ProfileUtilities pu = new ProfileUtilities(worker, null, pkp);
    for (StructureDefinition sd : result.getProfiles()) pu.cleanUpDifferential(sd);
    return result;
}

Example 33 with StructureMapGroupComponent

use of org.hl7.fhir.r4.model.StructureMap.StructureMapGroupComponent in project org.hl7.fhir.core by hapifhir.

the class StructureMapUtilities method executeDependency.

private void executeDependency(String indent, TransformContext context, StructureMap map, Variables vin, StructureMapGroupComponent group, StructureMapGroupRuleDependentComponent dependent) throws FHIRException {
    ResolvedGroup rg = resolveGroupReference(map, group, dependent.getName());
    if (rg.target.getInput().size() != dependent.getVariable().size()) {
        throw new FHIRException("Rule '" + dependent.getName() + "' has " + Integer.toString(rg.target.getInput().size()) + " but the invocation has " + Integer.toString(dependent.getVariable().size()) + " variables");
    }
    Variables v = new Variables();
    for (int i = 0; i < rg.target.getInput().size(); i++) {
        StructureMapGroupInputComponent input = rg.target.getInput().get(i);
        StringType rdp = dependent.getVariable().get(i);
        String var = rdp.asStringValue();
        VariableMode mode = input.getMode() == StructureMapInputMode.SOURCE ? VariableMode.INPUT : VariableMode.OUTPUT;
        Base vv = vin.get(mode, var);
        if (// * once source, always source. but target can be treated as source at user convenient
        vv == null && mode == VariableMode.INPUT)
            vv = vin.get(VariableMode.OUTPUT, var);
        if (vv == null)
            throw new FHIRException("Rule '" + dependent.getName() + "' " + mode.toString() + " variable '" + input.getName() + "' named as '" + var + "' has no value (vars = " + vin.summary() + ")");
        v.add(mode, input.getName(), vv);
    }
    executeGroup(indent + "  ", context, rg.targetMap, v, rg.target, false);
}

Example 34 with StructureMapGroupComponent

use of org.hl7.fhir.r4.model.StructureMap.StructureMapGroupComponent in project org.hl7.fhir.core by hapifhir.

the class StructureMapUtilities method processTarget.

private void processTarget(String ruleId, TransformContext context, Variables vars, StructureMap map, StructureMapGroupComponent group, StructureMapGroupRuleTargetComponent tgt, String srcVar, boolean atRoot, Variables sharedVars) throws FHIRException {
    Base dest = null;
    if (tgt.hasContext()) {
        dest = vars.get(VariableMode.OUTPUT, tgt.getContext());
        if (dest == null)
            throw new FHIRException("Rule \"" + ruleId + "\": target context not known: " + tgt.getContext());
        if (!tgt.hasElement())
            throw new FHIRException("Rule \"" + ruleId + "\": Not supported yet");
    }
    Base v = null;
    if (tgt.hasTransform()) {
        v = runTransform(ruleId, context, map, group, tgt, vars, dest, tgt.getElement(), srcVar, atRoot);
        if (v != null && dest != null)
            // reset v because some implementations may have to rewrite v when setting the value
            v = dest.setProperty(tgt.getElement().hashCode(), tgt.getElement(), v);
    } else if (dest != null) {
        if (tgt.hasListMode(StructureMapTargetListMode.SHARE)) {
            v = sharedVars.get(VariableMode.SHARED, tgt.getListRuleId());
            if (v == null) {
                v = dest.makeProperty(tgt.getElement().hashCode(), tgt.getElement());
                sharedVars.add(VariableMode.SHARED, tgt.getListRuleId(), v);
            }
        } else {
            v = dest.makeProperty(tgt.getElement().hashCode(), tgt.getElement());
        }
    }
    if (tgt.hasVariable() && v != null)
        vars.add(VariableMode.OUTPUT, tgt.getVariable(), v);
}

Example 35 with StructureMapGroupComponent

use of org.hl7.fhir.r4.model.StructureMap.StructureMapGroupComponent in project org.hl7.fhir.core by hapifhir.

the class StructureMapUtilities method resolveGroupReference.

private ResolvedGroup resolveGroupReference(StructureMap map, StructureMapGroupComponent source, String name) throws FHIRException {
    String kn = "ref^" + name;
    if (source.hasUserData(kn))
        return (ResolvedGroup) source.getUserData(kn);
    ResolvedGroup res = new ResolvedGroup();
    res.targetMap = null;
    res.target = null;
    for (StructureMapGroupComponent grp : map.getGroup()) {
        if (grp.getName().equals(name)) {
            if (res.targetMap == null) {
                res.targetMap = map;
                res.target = grp;
            } else
                throw new FHIRException("Multiple possible matches for rule '" + name + "'");
        }
    }
    if (res.targetMap != null) {
        source.setUserData(kn, res);
        return res;
    }
    for (UriType imp : map.getImport()) {
        List<StructureMap> impMapList = findMatchingMaps(imp.getValue());
        if (impMapList.size() == 0)
            throw new FHIRException("Unable to find map(s) for " + imp.getValue());
        for (StructureMap impMap : impMapList) {
            if (!impMap.getUrl().equals(map.getUrl())) {
                for (StructureMapGroupComponent grp : impMap.getGroup()) {
                    if (grp.getName().equals(name)) {
                        if (res.targetMap == null) {
                            res.targetMap = impMap;
                            res.target = grp;
                        } else
                            throw new FHIRException("Multiple possible matches for rule group '" + name + "' in " + res.targetMap.getUrl() + "#" + res.target.getName() + " and " + impMap.getUrl() + "#" + grp.getName());
                    }
                }
            }
        }
    }
    if (res.target == null)
        throw new FHIRException("No matches found for rule '" + name + "'. Reference found in " + map.getUrl());
    source.setUserData(kn, res);
    return res;
}