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/*******************************************************************************
* Copyright (c) 2018 Politecnico di Torino and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Apache License, Version 2.0
* which accompanies this distribution, and is available at
* http://www.apache.org/licenses/LICENSE-2.0
*******************************************************************************/
package it.polito.verigraph.tosca;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.InjectableValues;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.module.SimpleModule;
import it.polito.tosca.jaxb.Definitions;
import it.polito.tosca.jaxb.TDocumentation;
import it.polito.tosca.jaxb.TServiceTemplate;
import it.polito.verigraph.grpc.ToscaConfigurationGrpc;
import it.polito.verigraph.model.Graph;
import it.polito.verigraph.model.Node;
import it.polito.verigraph.model.Test;
import it.polito.verigraph.model.Verification;
import it.polito.verigraph.tosca.converter.xml.GraphToXml;
import it.polito.verigraph.tosca.converter.yaml.GraphToYaml;
import it.polito.verigraph.tosca.deserializer.XmlConfigurationDeserializer;
import it.polito.verigraph.tosca.serializer.XmlConfigSerializer;
import it.polito.verigraph.tosca.yaml.beans.ServiceTemplateYaml;
import it.polito.verigraph.tosca.yaml.beans.VerificationYaml;
public class MappingUtils {
public static String prettyPrintJsonString(JsonNode jsonNode) {
try {
ObjectMapper mapper = new ObjectMapper();
Object json = mapper.readValue(jsonNode.toString(), Object.class);
return System.getProperty("line.separator") + mapper.writerWithDefaultPrettyPrinter()
.writeValueAsString(json) + System.getProperty("line.separator");
} catch (Exception e) {
return "Sorry, pretty print didn't work";
}
}
// From a list of nodes (path) returns a Definitions object that contains all the paths as different service templates
public static Definitions mapPathsToXml(List<List<Node>> paths) {
Definitions definitions = new Definitions();
List<Graph> tempGraphs = new ArrayList<Graph>();
int i = 0;
for (List<Node> path: paths) {
Graph tempGraph = new Graph();
tempGraph.setId(i++);
for (Node node : path)
tempGraph.getNodes().put(node.getId(), node);
tempGraphs.add(tempGraph);
}
for (Graph g: tempGraphs) {
definitions.getServiceTemplateOrNodeTypeOrNodeTypeImplementation().add(GraphToXml.mapPathToXml(g));
}
return definitions;
}
// From a list of nodes (path) returns a list of ServiceTemplateYaml object that represent the paths
public static List<ServiceTemplateYaml> mapPathsToYaml(List<List<Node>> paths) {
List<ServiceTemplateYaml> serviceTemplates = new ArrayList<ServiceTemplateYaml>();
List<Graph> tempGraphs = new ArrayList<Graph>();
int i = 0;
for (List<Node> path: paths) {
Graph tempGraph = new Graph();
tempGraph.setId(i++);
for (Node node : path)
tempGraph.getNodes().put(node.getId(), node);
tempGraphs.add(tempGraph);
}
for (Graph g: tempGraphs) {
serviceTemplates.add(GraphToYaml.mapGraphYaml(g));
}
return serviceTemplates;
}
public static Definitions mapVerificationToXml(Verification verification) {
Definitions toscaVerification = new Definitions();
TDocumentation toscaVerificationResult = new TDocumentation();
toscaVerificationResult.setSource(verification.getResult() + ": " + verification.getComment());
toscaVerification.getDocumentation().add(toscaVerificationResult);
List<TServiceTemplate> toscaPaths = new ArrayList<TServiceTemplate>();
int i = 0;
for (Test test: verification.getTests()) {
Graph tempGraph = new Graph();
tempGraph.setId(i++);
for (Node node : test.getPath())
tempGraph.getNodes().put(node.getId(), node);
TServiceTemplate toscaPath = GraphToXml.mapPathToXml(tempGraph);
TDocumentation toscaTestResult = new TDocumentation();
toscaTestResult.setSource(test.getResult());
toscaPath.getDocumentation().add(toscaTestResult);
toscaPaths.add(toscaPath);
}
toscaVerification.getServiceTemplateOrNodeTypeOrNodeTypeImplementation().addAll(0, toscaPaths);
return toscaVerification;
}
public static VerificationYaml mapVerificationToYaml(Verification verification) {
VerificationYaml verificationYaml = new VerificationYaml();
verificationYaml.setResult(verification.getResult());
verificationYaml.setComment(verification.getComment());
List<ServiceTemplateYaml> toscaPaths = new ArrayList<ServiceTemplateYaml>();
int i = 0;
for (Test test: verification.getTests()) {
Graph tempGraph = new Graph();
tempGraph.setId(i++);
for (Node node : test.getPath())
tempGraph.getNodes().put(node.getId(), node);
ServiceTemplateYaml toscaPath = GraphToYaml.mapGraphYaml(tempGraph);
toscaPath.getMetadata().put("result", test.getResult());
toscaPaths.add(toscaPath);
}
verificationYaml.setPaths(toscaPaths);
return verificationYaml;
}
/** Return a string that represent the Tosca Configuration in json string.
*
* The string can be converted in JsonNode to be inserted in Model Configuration.
*
* Used for: xml-->model
* @throws JsonProcessingException*/
public static String obtainStringConfiguration(it.polito.tosca.jaxb.Configuration nodeConfig) throws JsonProcessingException {
ObjectMapper mapper = new ObjectMapper();
SimpleModule module = new SimpleModule();
module.addSerializer(it.polito.tosca.jaxb.Configuration.class, new XmlConfigSerializer());
mapper.registerModule(module);
String stringConfiguration = mapper.writerWithDefaultPrettyPrinter().writeValueAsString(nodeConfig);
if (stringConfiguration.equals("") || stringConfiguration == null)
return "[]";
else
return stringConfiguration;
}
/** Return a Tosca Configuration with inside the representation of a model Configuration (only its JsonNode)
*
* Used for: model-->xml
* @throws JsonProcessingException */
public static it.polito.tosca.jaxb.Configuration obtainToscaConfiguration(it.polito.verigraph.model.Configuration modelConfig, String type) throws JsonProcessingException {
ObjectMapper mapper = new ObjectMapper();
SimpleModule module = new SimpleModule();
//Passing the configuration type to the Deserializer context
module.addDeserializer(it.polito.tosca.jaxb.Configuration.class, new XmlConfigurationDeserializer());
mapper.registerModule(module);
it.polito.tosca.jaxb.Configuration toscaConfig = new it.polito.tosca.jaxb.Configuration();
try {
toscaConfig = mapper.reader(new InjectableValues.Std().addValue("type", type))
.forType(it.polito.tosca.jaxb.Configuration.class)
.readValue(modelConfig.getConfiguration());
} catch (IOException e) {
//TODO shall we suppose that configuration stored on DB are always correct?
}
return toscaConfig;
}
/** Return a Tosca Configuration from a ConfigurationGrpc
*
* Used for: grpc-->xml
* @throws JsonProcessingException */
public static it.polito.tosca.jaxb.Configuration obtainToscaConfiguration(ToscaConfigurationGrpc grpcConfig, String type) throws JsonProcessingException {
ObjectMapper mapper = new ObjectMapper();
SimpleModule module = new SimpleModule();
//Passing the configuration type to the Deserializer context
module.addDeserializer(it.polito.tosca.jaxb.Configuration.class, new XmlConfigurationDeserializer());
mapper.registerModule(module);
it.polito.tosca.jaxb.Configuration toscaConfig = new it.polito.tosca.jaxb.Configuration();
try {
toscaConfig = mapper.reader(new InjectableValues.Std().addValue("type", type))
.forType(it.polito.tosca.jaxb.Configuration.class)
.readValue(grpcConfig.getConfiguration());
} catch (IOException e) {
//TODO shall we suppose that configuration stored on DB are always correct?
}
return toscaConfig;
}
}
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