2 * Copyright (c) 2010-2024 Contributors to the openHAB project
4 * See the NOTICE file(s) distributed with this work for additional
7 * This program and the accompanying materials are made available under the
8 * terms of the Eclipse Public License 2.0 which is available at
9 * http://www.eclipse.org/legal/epl-2.0
11 * SPDX-License-Identifier: EPL-2.0
13 package org.openhab.binding.senechome.internal;
15 import java.io.IOException;
16 import java.util.Objects;
17 import java.util.concurrent.ExecutionException;
18 import java.util.concurrent.TimeUnit;
19 import java.util.concurrent.TimeoutException;
21 import org.eclipse.jdt.annotation.NonNullByDefault;
22 import org.eclipse.jetty.client.HttpClient;
23 import org.eclipse.jetty.client.api.ContentResponse;
24 import org.eclipse.jetty.client.api.Request;
25 import org.eclipse.jetty.client.util.StringContentProvider;
26 import org.eclipse.jetty.http.HttpHeader;
27 import org.eclipse.jetty.http.HttpMethod;
28 import org.eclipse.jetty.http.HttpStatus;
29 import org.eclipse.jetty.http.MimeTypes;
30 import org.openhab.binding.senechome.internal.dto.SenecHomeResponse;
31 import org.slf4j.Logger;
32 import org.slf4j.LoggerFactory;
34 import com.google.gson.Gson;
35 import com.google.gson.JsonSyntaxException;
38 * The {@link SenecHomeApi} class configures http client and
39 * performs status requests
41 * @author Steven Schwarznau - Initial contribution
42 * @author Robert Delbrück - Update for Senec API changes
46 public class SenecHomeApi {
47 private final Logger logger = LoggerFactory.getLogger(SenecHomeApi.class);
48 private final HttpClient httpClient;
49 private final Gson gson = new Gson();
50 private String hostname = "";
52 public SenecHomeApi(HttpClient httpClient) {
53 this.httpClient = httpClient;
56 public void setHostname(String hostname) {
57 this.hostname = hostname;
61 * POST json with empty, but expected fields, to lala.cgi of Senec webinterface
62 * the response will contain the same fields, but with the corresponding values
64 * To receive new values, just modify the Json objects and add them to the thing channels
66 * @return Instance of SenecHomeResponse
67 * @throws TimeoutException Communication failed (Timeout)
68 * @throws ExecutionException Communication failed
69 * @throws IOException Communication failed
70 * @throws InterruptedException Communication failed (Interrupted)
71 * @throws JsonSyntaxException Received response has an invalid json syntax
73 public SenecHomeResponse getStatistics()
74 throws TimeoutException, ExecutionException, IOException, InterruptedException, JsonSyntaxException {
75 String location = hostname + "/lala.cgi";
76 logger.trace("sending request to: {}", location);
78 Request request = httpClient.newRequest(location);
79 request.header(HttpHeader.ACCEPT, MimeTypes.Type.APPLICATION_JSON.asString());
80 request.header(HttpHeader.CONTENT_TYPE, MimeTypes.Type.APPLICATION_JSON.asString());
81 ContentResponse response = null;
83 String dataToSend = gson.toJson(new SenecHomeResponse());
84 logger.trace("data to send: {}", dataToSend);
85 response = request.method(HttpMethod.POST).content(new StringContentProvider(dataToSend))
86 .timeout(15, TimeUnit.SECONDS).send();
87 if (response.getStatus() == HttpStatus.OK_200) {
88 String responseString = response.getContentAsString();
89 return Objects.requireNonNull(gson.fromJson(responseString, SenecHomeResponse.class));
91 logger.trace("Got unexpected response code {}", response.getStatus());
92 throw new IOException("Got unexpected response code " + response.getStatus());
94 } catch (JsonSyntaxException | InterruptedException | TimeoutException | ExecutionException e) {
95 String errorMessage = "\nlocation: " + location;
96 errorMessage += "\nrequest: " + request.toString();
97 errorMessage += "\nrequest.getHeaders: " + request.getHeaders();
98 if (response == null) {
99 errorMessage += "\nresponse: null";
101 errorMessage += "\nresponse: " + response.toString();
102 errorMessage += "\nresponse.getHeaders: " + response.getHeaders();
103 if (response.getContent() == null) {
104 errorMessage += "\nresponse.getContent is null";
106 errorMessage += "\nresponse.getContentAsString: " + response.getContentAsString();
109 logger.trace("Issue with getting SenecHomeResponse\n{}", errorMessage);