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/*******************************************************************************
* Copyright (c) 2017 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.grpc;
import java.io.IOException;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.google.common.base.Splitter;
import io.grpc.verigraph.ConfigurationGrpc;
import io.grpc.verigraph.GraphGrpc;
import io.grpc.verigraph.NeighbourGrpc;
import io.grpc.verigraph.NodeGrpc;
import io.grpc.verigraph.TestGrpc;
import io.grpc.verigraph.VerificationGrpc;
import io.grpc.verigraph.NodeGrpc.FunctionalType;
import it.polito.escape.verify.model.Configuration;
import it.polito.escape.verify.model.Graph;
import it.polito.escape.verify.model.Neighbour;
import it.polito.escape.verify.model.Node;
import it.polito.escape.verify.model.Test;
import it.polito.escape.verify.model.Verification;
public class GrpcUtils {
private static final Logger logger = Logger.getLogger(GrpcUtils.class.getName());
public static NeighbourGrpc obtainNeighbour(Neighbour ne){
return NeighbourGrpc.newBuilder()
.setId(ne.getId())
.setName(ne.getName())
.build();
}
public static Neighbour deriveNeighbour(NeighbourGrpc request) {
//id is not present
Neighbour ne = new Neighbour();
ne.setName(request.getName());
return ne;
}
public static ConfigurationGrpc obtainConfiguration(Configuration conf){
return ConfigurationGrpc.newBuilder()
.setId(conf.getId())
.setDescription(conf.getDescription())
.setConfiguration(conf.getConfiguration().toString())
.build();
}
public static Configuration deriveConfiguration(ConfigurationGrpc request) {
Configuration conf = new Configuration();
conf.setId(request.getId());
conf.setDescription(request.getDescription());
ObjectMapper mapper = new ObjectMapper();
JsonNode rootNode = null;
try {
if ("".equals(request.getConfiguration()))
rootNode=mapper.readTree("[]");
else
rootNode = mapper.readTree(request.getConfiguration());
} catch (IOException e) {
logger.log(Level.WARNING, e.getMessage());
}
conf.setConfiguration(rootNode);
return conf;
}
public static NodeGrpc obtainNode(Node node) {
NodeGrpc.Builder nr = NodeGrpc.newBuilder();
nr.setId(node.getId());
nr.setName(node.getName());
nr.setFunctionalType(FunctionalType.valueOf(node.getFunctional_type()));
for(Neighbour neighbour:node.getNeighbours().values()){
NeighbourGrpc ng = obtainNeighbour(neighbour);
nr.addNeighbour(ng);
}
nr.setConfiguration(obtainConfiguration(node.getConfiguration()));
return nr.build();
}
public static Node deriveNode(NodeGrpc request) {
//id is not present
Node node = new Node();
node.setName(request.getName());
node.setFunctional_type(request.getFunctionalType().toString());
Configuration conf = deriveConfiguration(request.getConfiguration());
node.setConfiguration(conf);
Map<Long,Neighbour> neighours = node.getNeighbours();
long i = 1;
for(NeighbourGrpc neighbour:request.getNeighbourList()){
Neighbour ng = deriveNeighbour(neighbour);
neighours.put(i++, ng);
}
return node;
}
public static GraphGrpc obtainGraph(Graph graph){
GraphGrpc.Builder gr = GraphGrpc.newBuilder();
gr.setId(graph.getId());
for(Node node:graph.getNodes().values()){
NodeGrpc ng = obtainNode(node);
gr.addNode(ng);
}
return gr.build();
}
public static Graph deriveGraph(GraphGrpc request) {
//id is not present
Graph graph = new Graph();
long i=1;
Map<Long, Node> nodes = graph.getNodes();
for(NodeGrpc node:request.getNodeList()){
Node ng = deriveNode(node);
nodes.put(i++, ng);
}
return graph;
}
public static VerificationGrpc obtainVerification(Verification verify){
VerificationGrpc.Builder ver = VerificationGrpc.newBuilder();
ver.setComment(verify.getComment());
ver.setResult(verify.getResult());
for(Test test:verify.getTests()){
TestGrpc.Builder tst = TestGrpc.newBuilder().setResult(test.getResult());
for(Node node:test.getPath()){
NodeGrpc ng = obtainNode(node);
tst.addNode(ng);
}
ver.addTest(tst);
}
return ver.build();
}
/**Intended for string that begins with "?"
* */
public static Map<String,String> getParamGivenString(String str){
String string = str.substring(1);
final Map<String, String> map = Splitter.on('&').trimResults().withKeyValueSeparator("=").
split(string);
return map;
}
}
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