1 files changed, 167 insertions, 0 deletions
diff --git a/verigraph/src/main/java/it/polito/escape/verify/resources/GraphResource.java b/verigraph/src/main/java/it/polito/escape/verify/resources/GraphResource.java
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+++ b/verigraph/src/main/java/it/polito/escape/verify/resources/GraphResource.java
@@ -0,0 +1,167 @@
+/*******************************************************************************
+ * 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.escape.verify.resources;
+
+import java.net.URI;
+import java.util.List;
+
+import javax.ws.rs.BeanParam;
+import javax.ws.rs.Consumes;
+import javax.ws.rs.DELETE;
+import javax.ws.rs.GET;
+import javax.ws.rs.POST;
+import javax.ws.rs.PUT;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.Context;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.core.UriInfo;
+
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import io.swagger.annotations.ApiParam;
+import io.swagger.annotations.ApiResponse;
+import io.swagger.annotations.ApiResponses;
+import it.polito.escape.verify.model.ErrorMessage;
+import it.polito.escape.verify.model.Graph;
+import it.polito.escape.verify.model.Verification;
+import it.polito.escape.verify.resources.beans.VerificationBean;
+import it.polito.escape.verify.service.GraphService;
+import it.polito.escape.verify.service.VerificationService;
+
+@Path("/graphs")
+@Api(value = "/graphs", description = "Manage graphs")
+@Consumes(MediaType.APPLICATION_JSON)
+@Produces(MediaType.APPLICATION_JSON)
+public class GraphResource {
+	GraphService		graphService		= new GraphService();
+	VerificationService	verificationService	= new VerificationService();
+
+	@GET
+	@ApiOperation(	httpMethod = "GET",
+					value = "Returns all graphs",
+					notes = "Returns an array of graphs",
+					response = Graph.class,
+					responseContainer = "List")
+	@ApiResponses(value = { @ApiResponse(	code = 200,
+											message = "All the graphs have been returned in the message body",
+											response = Graph.class,
+											responseContainer = "List"),
+	                        @ApiResponse(code = 500, message = "Internal server error", response = ErrorMessage.class)})
+	public List<Graph> getGraphs() {
+		return graphService.getAllGraphs();
+	}
+
+	@POST
+	@ApiOperation(	httpMethod = "POST",
+					value = "Creates a graph",
+					notes = "Creates a signle graph",
+					response = Response.class)
+	@ApiResponses(value = {	@ApiResponse(code = 400, message = "Invalid graph supplied", response = ErrorMessage.class),
+							@ApiResponse(code = 500, message = "Internal server error", response = ErrorMessage.class),
+							@ApiResponse(code = 201, message = "Graph successfully created", response = Graph.class) })
+	public Response addGraph(	@ApiParam(value = "New graph object", required = true) Graph graph,
+								@Context UriInfo uriInfo) {
+		Graph newGraph = graphService.addGraph(graph);
+		String newId = String.valueOf(newGraph.getId());
+		URI uri = uriInfo.getAbsolutePathBuilder().path(newId).build();
+		return Response.created(uri).entity(newGraph).build();
+	}
+
+	@GET
+	@Path("/{graphId}")
+	@ApiOperation(	httpMethod = "GET",
+					value = "Returns a graph",
+					notes = "Returns a signle graph",
+					response = Graph.class)
+	@ApiResponses(value = {	@ApiResponse(code = 403, message = "Invalid graph id", response = ErrorMessage.class),
+							@ApiResponse(code = 404, message = "Graph not found", response = ErrorMessage.class),
+							@ApiResponse(code = 500, message = "Internal server error", response = ErrorMessage.class),
+							@ApiResponse(	code = 200,
+											message = "The requested graph has been returned in the message body",
+											response = Graph.class) })
+	public Graph getGraph(	@ApiParam(value = "Graph id", required = true) @PathParam("graphId") long graphId,
+							@Context UriInfo uriInfo) {
+		Graph graph = graphService.getGraph(graphId);
+		graph.addLink(getUriForSelf(uriInfo, graph), "self");
+		graph.addLink(getUriForNodes(uriInfo, graph), "nodes");
+		return graph;
+	}
+
+	@PUT
+	@Path("/{graphId}")
+	@ApiOperation(httpMethod = "PUT", value = "Edits a graph", notes = "Edits a single graph", response = Graph.class)
+	@ApiResponses(value = {	@ApiResponse(code = 400, message = "Invalid graph object", response = ErrorMessage.class),
+							@ApiResponse(code = 403, message = "Invalid graph id", response = ErrorMessage.class),
+							@ApiResponse(code = 404, message = "Graph not found", response = ErrorMessage.class),
+							@ApiResponse(code = 500, message = "Internal server error", response = ErrorMessage.class),
+							@ApiResponse(code = 200, message = "Graph edited successfully", response = Graph.class) })
+	public Graph updateGraph(	@ApiParam(value = "Graph id", required = true) @PathParam("graphId") long id,
+								@ApiParam(value = "Updated graph object", required = true) Graph graph) {
+		graph.setId(id);
+		return graphService.updateGraph(graph);
+	}
+
+	@DELETE
+	@Path("/{graphId}")
+	@ApiOperation(httpMethod = "DELETE", value = "Deletes a graph", notes = "Deletes a signle graph")
+	@ApiResponses(value = {	@ApiResponse(code = 403, message = "Invalid graph id", response = ErrorMessage.class),
+							@ApiResponse(code = 500, message = "Internal server error", response = ErrorMessage.class),
+							@ApiResponse(code = 204, message = "Graph successfully deleted") })
+	public void deleteGraph(@ApiParam(value = "Graph id", required = true) @PathParam("graphId") long id) {
+		graphService.removeGraph(id);
+	}
+
+	@GET
+	@Path("/{graphId}/policy")
+	@ApiOperation(	httpMethod = "GET",
+					value = "Verifies a given policy in a graph",
+					notes = "In order to verify a given policy (e.g. 'reachability') all nodes of the desired graph must have a valid configuration.")
+	@ApiResponses(value = {	@ApiResponse(	code = 403,
+											message = "Invalid graph id or invalid configuration for source and/or destination node",
+											response = ErrorMessage.class),
+							@ApiResponse(	code = 404,
+											message = "Graph not found or source node not found or destination node not found or configuration for source and/or destination node not available",
+											response = ErrorMessage.class),
+							@ApiResponse(code = 500, message = "Internal server error", response = ErrorMessage.class),})
+	public Verification verifyGraph(@ApiParam(value = "Graph id", required = true) @PathParam("graphId") long graphId,
+									@ApiParam(	value = "'source' and 'destination' must refer to names of existing nodes in the same graph, 'type' refers to the required verification between the two (e.g. 'reachability')",
+												required = true) @BeanParam VerificationBean verificationBean) {
+
+		return verificationService.verify(graphId, verificationBean);
+	}
+
+	private String getUriForSelf(UriInfo uriInfo, Graph graph) {
+		String uri = uriInfo.getBaseUriBuilder()
+							.path(GraphResource.class)
+							.path(Long.toString(graph.getId()))
+							.build()
+							.toString();
+		return uri;
+	}
+
+	private String getUriForNodes(UriInfo uriInfo, Graph graph) {
+		String uri = uriInfo.getBaseUriBuilder()
+							.path(GraphResource.class)
+							.path(GraphResource.class, "getNodeResource")
+							// .path(NodeResource.class)
+							.resolveTemplate("graphId", graph.getId())
+							.build()
+							.toString();
+		return uri;
+	}
+
+	@Path("/{graphId}/nodes")
+	public NodeResource getNodeResource() {
+		return new NodeResource();
+	}
+}