2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
20 package org.openecomp.sdc.be.tosca;
22 import com.google.gson.JsonElement;
23 import com.google.gson.JsonObject;
24 import com.google.gson.JsonParseException;
25 import com.google.gson.JsonParser;
26 import com.google.gson.stream.JsonReader;
27 import fj.data.Either;
28 import java.io.StringReader;
29 import java.util.HashMap;
30 import java.util.List;
32 import java.util.Objects;
33 import java.util.function.Supplier;
34 import org.apache.commons.lang3.StringUtils;
35 import org.openecomp.sdc.be.datatypes.elements.PropertyDataDefinition;
36 import org.openecomp.sdc.be.datatypes.elements.SchemaDefinition;
37 import org.openecomp.sdc.be.model.Component;
38 import org.openecomp.sdc.be.model.DataTypeDefinition;
39 import org.openecomp.sdc.be.model.PropertyDefinition;
40 import org.openecomp.sdc.be.model.Resource;
41 import org.openecomp.sdc.be.model.tosca.ToscaPropertyType;
42 import org.openecomp.sdc.be.model.tosca.converters.DataTypePropertyConverter;
43 import org.openecomp.sdc.be.model.tosca.converters.ToscaMapValueConverter;
44 import org.openecomp.sdc.be.model.tosca.converters.ToscaValueBaseConverter;
45 import org.openecomp.sdc.be.model.tosca.converters.ToscaValueConverter;
46 import org.openecomp.sdc.be.tosca.model.ToscaNodeType;
47 import org.openecomp.sdc.be.tosca.model.ToscaProperty;
48 import org.openecomp.sdc.be.tosca.model.ToscaSchemaDefinition;
49 import org.openecomp.sdc.common.log.wrappers.Logger;
50 import org.openecomp.sdc.tosca.datatypes.ToscaFunctions;
51 import org.springframework.stereotype.Service;
52 import org.yaml.snakeyaml.Yaml;
55 public class PropertyConvertor {
57 private static final Logger log = Logger.getLogger(PropertyConvertor.class);
59 public Either<ToscaNodeType, ToscaError> convertProperties(Component component, ToscaNodeType toscaNodeType,
60 Map<String, DataTypeDefinition> dataTypes) {
61 if (component instanceof Resource) {
62 Resource resource = (Resource) component;
63 List<PropertyDefinition> props = resource.getProperties();
65 Map<String, ToscaProperty> properties = new HashMap<>();
66 // take only the properties of this resource
67 props.stream().filter(p -> p.getOwnerId() == null || p.getOwnerId().equals(component.getUniqueId())).forEach(property -> {
68 properties.put(property.getName(), convertProperty(dataTypes, property, PropertyType.PROPERTY));
70 if (!properties.isEmpty()) {
71 toscaNodeType.setProperties(properties);
75 return Either.left(toscaNodeType);
78 public ToscaProperty convertProperty(Map<String, DataTypeDefinition> dataTypes, PropertyDefinition property, PropertyType propertyType) {
79 ToscaProperty prop = new ToscaProperty();
80 log.trace("try to convert property {} from type {} with default value [{}]", property.getName(), property.getType(),
81 property.getDefaultValue());
82 SchemaDefinition schema = property.getSchema();
83 if (schema != null && schema.getProperty() != null && schema.getProperty().getType() != null && !schema.getProperty().getType().isEmpty()) {
84 final ToscaSchemaDefinition toscaSchemaDefinition = new ToscaSchemaDefinition();
85 toscaSchemaDefinition.setType(schema.getProperty().getType());
86 toscaSchemaDefinition.setDescription(schema.getProperty().getDescription());
87 prop.setEntry_schema(toscaSchemaDefinition);
89 String defaultValue = property.getDefaultValue();
90 if (Objects.isNull(defaultValue)) {
91 defaultValue = property.getValue();
93 Object convertedObj = convertToToscaObject(property, defaultValue, dataTypes, false);
94 if (convertedObj != null) {
95 prop.setDefaultp(convertedObj);
97 prop.setType(property.getType());
98 prop.setDescription(property.getDescription());
99 prop.setRequired(property.isRequired());
100 if (propertyType.equals(PropertyType.CAPABILITY)) {
101 prop.setStatus(property.getStatus());
103 prop.setMetadata(property.getMetadata());
107 public Object convertToToscaObject(PropertyDataDefinition property, String value, Map<String, DataTypeDefinition> dataTypes,
108 boolean preserveEmptyValue) {
109 String propertyType = property.getType();
110 String innerType = property.getSchemaType();
111 log.trace("try to convert propertyType {} , value [{}], innerType {}", propertyType, value, innerType);
112 if (StringUtils.isEmpty(value)) {
113 value = DataTypePropertyConverter.getInstance().getDataTypePropertiesDefaultValuesRec(propertyType, dataTypes);
114 if (StringUtils.isEmpty(value)) {
119 ToscaMapValueConverter mapConverterInst = ToscaMapValueConverter.getInstance();
120 ToscaValueConverter innerConverter = null;
121 boolean isScalar = true;
122 ToscaPropertyType type = ToscaPropertyType.isValidType(propertyType);
124 log.trace("isn't prederfined type, get from all data types");
125 DataTypeDefinition dataTypeDefinition = dataTypes.get(propertyType);
126 if (innerType == null) {
127 innerType = propertyType;
129 if ((type = mapConverterInst.isScalarType(dataTypeDefinition)) != null) {
130 log.trace("This is scalar type. get suitable converter for type {}", type);
131 innerConverter = type.getValueConverter();
136 ToscaPropertyType typeIfScalar = ToscaPropertyType.getTypeIfScalar(type.getType());
137 if (typeIfScalar == null) {
140 innerConverter = type.getValueConverter();
141 if (ToscaPropertyType.STRING == type && valueStartsWithNonJsonChar(value)) {
142 return innerConverter.convertToToscaValue(value, innerType, dataTypes);
145 JsonElement jsonElement = null;
146 StringReader reader = new StringReader(value);
147 JsonReader jsonReader = new JsonReader(reader);
148 jsonReader.setLenient(true);
149 jsonElement = JsonParser.parseReader(jsonReader);
150 if (value.equals("")) {
153 if (jsonElement.isJsonPrimitive() && isScalar) {
154 log.trace("It's well defined type. convert it");
155 ToscaValueConverter converter = type.getValueConverter();
156 return converter.convertToToscaValue(value, innerType, dataTypes);
158 log.trace("It's data type or inputs in primitive type. convert as map");
159 if (jsonElement.isJsonObject()) {
160 JsonObject jsonObj = jsonElement.getAsJsonObject();
161 // check if value is a get_input function
162 if (jsonObj.entrySet().size() == 1 && jsonObj.has(ToscaFunctions.GET_INPUT.getFunctionName())) {
163 Object obj = mapConverterInst.handleComplexJsonValue(jsonElement);
164 log.debug("It's get_input function. obj={}", obj);
168 Object convertedValue;
169 if (innerConverter != null && (ToscaPropertyType.MAP == type || ToscaPropertyType.LIST == type)) {
170 convertedValue = innerConverter.convertToToscaValue(value, innerType, dataTypes);
171 } else if (isScalar) {
172 // complex json for scalar type
173 convertedValue = mapConverterInst.handleComplexJsonValue(jsonElement);
174 } else if (innerConverter != null) {
175 convertedValue = innerConverter.convertToToscaValue(value, innerType, dataTypes);
177 convertedValue = mapConverterInst
178 .convertDataTypeToToscaObject(innerType, dataTypes, innerConverter, isScalar, jsonElement, preserveEmptyValue);
180 return convertedValue;
182 } catch (JsonParseException e) {
183 log.trace("{} not parsable as JSON. Convert as YAML instead", value);
184 return new Yaml().load(value);
185 } catch (Exception e) {
186 log.debug("convertToToscaValue failed to parse json value :", e);
191 private boolean valueStartsWithNonJsonChar(String value) {
192 return value.startsWith("/") || value.startsWith(":");
195 public void convertAndAddValue(Map<String, DataTypeDefinition> dataTypes, Map<String, Object> props, PropertyDataDefinition prop,
196 Supplier<String> supplier) {
197 Object convertedValue = convertValue(dataTypes, prop, supplier);
198 if (!ToscaValueBaseConverter.isEmptyObjectValue(convertedValue)) {
199 props.put(prop.getName(), convertedValue);
203 private <T extends PropertyDataDefinition> Object convertValue(Map<String, DataTypeDefinition> dataTypes, T input, Supplier<String> supplier) {
204 return convertToToscaObject(input, supplier.get(), dataTypes, false);
207 public enum PropertyType {CAPABILITY, INPUT, PROPERTY}