Examples with JsonDeserializationCache org.finos.legend.pure.runtime.java.extension.external.json.shared.JsonDeserializationCache used on opensource projects

Example 1 with JsonDeserializationCache

use of org.finos.legend.pure.runtime.java.extension.external.json.shared.JsonDeserializationCache in project legend-pure by finos.

the class FromJson method execute.

@Override
public CoreInstance execute(ListIterable<? extends CoreInstance> params, final Stack<MutableMap<String, CoreInstance>> resolvedTypeParameters, final Stack<MutableMap<String, CoreInstance>> resolvedMultiplicityParameters, final VariableContext variableContext, final CoreInstance functionExpressionToUseInStack, final Profiler profiler, final InstantiationContext instantiationContext, final ExecutionSupport executionSupport, final Context context, final ProcessorSupport processorSupport) throws PureExecutionException {
    final SourceInformation si = functionExpressionToUseInStack.getSourceInformation();
    Class startingClass = (Class) Instance.getValueForMetaPropertyToOneResolved(params.get(1), M3Properties.values, processorSupport);
    CoreInstance config = Instance.getValueForMetaPropertyToOneResolved(params.get(2), M3Properties.values, processorSupport);
    String typeKeyName = ((StringCoreInstance) config.getValueForMetaPropertyToOne("typeKeyName")).getValue();
    Map<String, Class> keyLookup = new UnifiedMap<String, Class>();
    for (CoreInstance o : config.getValueForMetaPropertyToMany("typeLookup")) {
        keyLookup.put(o.getValueForMetaPropertyToOne("first").getName(), (Class) _Package.getByUserPath(o.getValueForMetaPropertyToOne("second").getName(), functionExecution.getProcessorSupport()));
    }
    Boolean failOnUnknownProperties = ((BooleanCoreInstance) config.getValueForMetaPropertyToOne("failOnUnknownProperties")).getValue();
    final ConstraintsOverride constraintsOverride = (ConstraintsOverride) config.getValueForMetaPropertyToOne("constraintsHandler");
    String jsonText = PrimitiveUtilities.getStringValue(Instance.getValueForMetaPropertyToOneResolved(params.get(0), M3Properties.values, processorSupport));
    return JsonDeserializer.fromJson(jsonText, startingClass, new JsonDeserializationContext(new JsonDeserializationCache(), si, processorSupport, typeKeyName, keyLookup, failOnUnknownProperties, new ObjectFactory() {

        @Override
        public <T extends Any> T newObject(Class<T> clazz, Map<String, RichIterable<?>> properties) {
            CoreInstance instance = FromJson.this.repository.newEphemeralAnonymousCoreInstance(functionExpressionToUseInStack.getSourceInformation(), clazz);
            for (Entry<String, RichIterable<?>> eachKeyValue : properties.entrySet()) {
                FastList<CoreInstance> values = new FastList<>();
                for (Object eachValue : eachKeyValue.getValue()) {
                    if (eachValue instanceof String) {
                        values.add(FromJson.this.repository.newStringCoreInstance((String) eachValue));
                    } else if (eachValue instanceof Boolean) {
                        values.add(FromJson.this.repository.newBooleanCoreInstance((Boolean) eachValue));
                    } else if (eachValue instanceof Integer) {
                        values.add(FromJson.this.repository.newIntegerCoreInstance((int) eachValue));
                    } else if (eachValue instanceof Long) {
                        values.add(FromJson.this.repository.newIntegerCoreInstance((long) eachValue));
                    } else if (eachValue instanceof BigDecimal) {
                        values.add(FromJson.this.repository.newDecimalCoreInstance((BigDecimal) eachValue));
                    } else if (eachValue instanceof Double || eachValue instanceof Number) {
                        values.add(FromJson.this.repository.newFloatCoreInstance(BigDecimal.valueOf((Double) eachValue)));
                    } else if (eachValue instanceof Year || eachValue instanceof YearMonth) {
                        values.add(FromJson.this.repository.newDateCoreInstance((PureDate) eachValue));
                    } else if (eachValue instanceof StrictDate) {
                        values.add(FromJson.this.repository.newStrictDateCoreInstance((PureDate) eachValue));
                    } else if (eachValue instanceof DateTime || eachValue instanceof LatestDate || eachValue instanceof PureDate) {
                        values.add(FromJson.this.repository.newDateTimeCoreInstance((PureDate) eachValue));
                    } else if (eachValue instanceof InstanceValue) {
                        InstanceValue asInstanceValue = (InstanceValue) eachValue;
                        if (Measure.isUnitOrMeasureInstance(asInstanceValue, processorSupport)) {
                            values.add(asInstanceValue);
                        } else {
                            values.add((CoreInstance) asInstanceValue._values().getFirst());
                        }
                    } else if (eachValue instanceof EnumInstance) {
                        values.add((CoreInstance) eachValue);
                    } else {
                        throw new PureExecutionException(si, "Unknown type from output of JsonDeserializer for property: " + eachKeyValue.getKey());
                    }
                }
                Instance.setValuesForProperty(instance, eachKeyValue.getKey(), values, processorSupport);
            }
            DeserializationUtils.replaceReverseProperties(instance, processorSupport, si);
            CoreInstance override = processorSupport.newAnonymousCoreInstance(si, M3Paths.ConstraintsGetterOverride);
            if (constraintsOverride != null) {
                Instance.addValueToProperty(override, M3Properties.constraintsManager, constraintsOverride._constraintsManager(), processorSupport);
                Instance.addValueToProperty(instance, M3Properties.elementOverride, override, processorSupport);
            }
            CoreInstance value = ValueSpecificationBootstrap.wrapValueSpecification(instance, true, processorSupport);
            return (T) DefaultConstraintHandler.handleConstraints(clazz, value, si, functionExecution, resolvedTypeParameters, resolvedMultiplicityParameters, variableContext, functionExpressionToUseInStack, profiler, instantiationContext, executionSupport);
        }

        public <T extends Any> T newUnitInstance(CoreInstance propertyType, String unitTypeString, Number unitValue) {
            CoreInstance retrievedUnit = processorSupport.package_getByUserPath(unitTypeString);
            if (!processorSupport.type_subTypeOf(retrievedUnit, propertyType)) {
                throw new PureExecutionException("Cannot match unit type: " + unitTypeString + " as subtype of type: " + PackageableElement.getUserPathForPackageableElement(propertyType));
            }
            FastList<CoreInstance> params = new FastList<>();
            params.add(ValueSpecificationBootstrap.wrapValueSpecification(retrievedUnit, false, processorSupport));
            params.add(NumericUtilities.toPureNumberValueExpression(unitValue, false, repository, processorSupport));
            return (T) new NewUnit(repository, functionExecution).execute(params, resolvedTypeParameters, resolvedMultiplicityParameters, variableContext, functionExpressionToUseInStack, profiler, instantiationContext, executionSupport, context, processorSupport);
        }
    }));
}

Example 2 with JsonDeserializationCache

use of org.finos.legend.pure.runtime.java.extension.external.json.shared.JsonDeserializationCache in project legend-pure by finos.

the class JsonNativeImplementation method _fromJson.

public static <T> T _fromJson(String json, Class<T> clazz, String _typeKeyName, boolean _failOnUnknownProperties, SourceInformation si, ExecutionSupport es, ConstraintsOverride constraintsHandler, RichIterable<? extends Pair<? extends String, ? extends String>> _typeLookup) {
    java.lang.Class c;
    String targetClassName = null;
    try {
        targetClassName = JavaPackageAndImportBuilder.platformJavaPackage() + ".Root_" + platform_pure_corefunctions_meta.Root_meta_pure_functions_meta_elementToPath_PackageableElement_1__String_1__String_1_(clazz, "_", es);
        c = ((CompiledExecutionSupport) es).getClassLoader().loadClass(targetClassName);
    } catch (ClassNotFoundException e) {
        throw new RuntimeException("Unable to find  class " + targetClassName, e);
    }
    Map<String, Class> typeLookup = new HashMap<String, Class>();
    for (Pair<? extends String, ? extends String> pair : _typeLookup) {
        typeLookup.put(pair._first(), ((CompiledExecutionSupport) es).getMetadataAccessor().getClass("Root::" + pair._second()));
    }
    return (T) JsonDeserializer.fromJson(json, (Class<? extends Any>) clazz, new JsonDeserializationContext(new JsonDeserializationCache(), si, ((CompiledExecutionSupport) es).getProcessorSupport(), _typeKeyName, typeLookup, _failOnUnknownProperties, new ObjectFactory() {

        public <U extends Any> U newObject(Class<U> clazz, Map<String, RichIterable<?>> properties) {
            FastList<KeyValue> keyValues = new FastList<>();
            for (Map.Entry<String, RichIterable<?>> property : properties.entrySet()) {
                KeyValue keyValue = new Root_meta_pure_functions_lang_KeyValue_Impl("Anonymous");
                keyValue._key(property.getKey());
                for (Object value : property.getValue()) {
                    keyValue._valueAdd(value);
                }
                keyValues.add(keyValue);
            }
            U result = (U) Pure.newObject(clazz, keyValues, null, null, null, null, null, null, es);
            result._elementOverride(constraintsHandler);
            return (U) handleValidation(true, result, si, es);
        }

        public <T extends Any> T newUnitInstance(CoreInstance propertyType, String unitTypeString, Number unitValue) throws Exception {
            CoreInstance unitRetrieved = ((CompiledExecutionSupport) es).getProcessorSupport().package_getByUserPath(unitTypeString);
            if (!((CompiledExecutionSupport) es).getProcessorSupport().type_subTypeOf(unitRetrieved, propertyType)) {
                throw new PureExecutionException("Cannot match unit type: " + unitTypeString + " as subtype of type: " + PackageableElement.getUserPathForPackageableElement(propertyType));
            }
            String unitClassName = UnitProcessor.convertToJavaCompatibleClassName(JavaPackageAndImportBuilder.buildImplUnitInstanceClassNameFromType(unitRetrieved));
            java.lang.Class c = ((CompiledExecutionSupport) es).getClassLoader().loadClass("org.finos.legend.pure.generated." + unitClassName);
            java.lang.Class[] paramClasses = new java.lang.Class[] { String.class, ExecutionSupport.class };
            Method method = c.getMethod("_val", Number.class);
            Object classInstance = c.getConstructor(paramClasses).newInstance("Anonymous_NoCounter", es);
            method.invoke(classInstance, unitValue);
            return (T) classInstance;
        }
    }));
}