RestGraphSON.java

/*
 * Copyright 2015-2016 Red Hat, Inc. and/or its affiliates
 * and other contributors as indicated by the @author tags.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.hawkular.inventory.rest;

import static javax.ws.rs.core.MediaType.APPLICATION_JSON;

import java.io.InputStream;

import javax.ws.rs.Consumes;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.Response;

import org.hawkular.inventory.rest.json.ApiError;

import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiResponse;
import io.swagger.annotations.ApiResponses;

/**
 * @author Jirka Kremser
 * @since 0.2.1
 */
@Path("/graph")
@Produces(APPLICATION_JSON)
@Consumes(APPLICATION_JSON)
@Api(value = "/graph", description = "Retrieves whole graph in the JSON representation.", tags = "Graph")
public class RestGraphSON extends RestBase {

    public RestGraphSON() {
        super("/graph".length());
    }

    @GET
    @Path("/")
    @ApiOperation("Gets the graph.")
    @ApiResponses({
            @ApiResponse(code = 200, message = "OK"),
            @ApiResponse(code = 401, message = "Unauthorized access"),
            @ApiResponse(code = 404, message = "Tenant doesn't exist", response = ApiError.class),
            @ApiResponse(code = 500, message = "Server error", response = ApiError.class)
    })
    public Response getGraph() {
        String tenantId = getTenantId();
        InputStream jsonStream = inventory.getGraphSON(tenantId);
        return Response.ok(jsonStream).build();
    }
}