2 * ============LICENSE_START=======================================================
3 * org.onap.holmes.common.aai
4 * ================================================================================
5 * Copyright (C) 2018-2020 Huawei. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
21 package org.onap.holmes.common.aai;
23 import com.google.gson.Gson;
24 import com.google.gson.JsonArray;
25 import com.google.gson.JsonObject;
26 import com.google.gson.JsonParser;
27 import lombok.extern.slf4j.Slf4j;
28 import org.jvnet.hk2.annotations.Service;
29 import org.onap.holmes.common.aai.config.AaiConfig;
30 import org.onap.holmes.common.config.MicroServiceConfig;
31 import org.onap.holmes.common.exception.CorrelationException;
33 import javax.ws.rs.client.Client;
34 import javax.ws.rs.client.ClientBuilder;
35 import javax.ws.rs.client.WebTarget;
36 import javax.ws.rs.core.MultivaluedHashMap;
37 import javax.ws.rs.core.MultivaluedMap;
38 import javax.ws.rs.core.Response;
40 import java.util.regex.Matcher;
41 import java.util.regex.Pattern;
46 public class AaiJsonParserUtil {
48 public static String getPath(String urlTemplate, String paramName, String paramValue) {
49 return urlTemplate.replaceAll("\\{" + paramName + "\\}", paramValue);
52 public static String getPath(String serviceInstancePath) {
53 Pattern pattern = Pattern.compile("/aai/(v\\d+)/([A-Za-z0-9\\-]+[^/])(/*.*)");
54 Matcher matcher = pattern.matcher(serviceInstancePath);
57 ret += "/aai-" + matcher.group(2) + "/" + matcher.group(1) + matcher.group(3);
63 public static Response get(String host, String path) throws CorrelationException {
64 Client client = ClientBuilder.newClient();
65 WebTarget target = client.target(host).path(path);
67 Response response = target.request().headers(getAaiHeaders()).get();
68 if (response.getStatusInfo().getFamily() != Response.Status.Family.SUCCESSFUL) {
69 throw new CorrelationException("Failed to connect to AAI. \nCause: "
70 + response.getStatusInfo().getReasonPhrase() + "\nDetails: \n"
71 + getErrorMsg(String.format("%s%s", host, path), null, response));
74 } catch (CorrelationException e) {
76 } catch (Exception e) {
77 throw new CorrelationException(e.getMessage() + "More info: "
78 + getErrorMsg(String.format("%s%s", host, path), null, null), e);
82 public static JsonObject getInfo(String response, String field) {
83 JsonObject jObject = JsonParser.parseString(response).getAsJsonObject();
84 JsonObject relationshipList = extractJsonObject(jObject, "relationship-list");
85 JsonArray relationShip = extractJsonArray(relationshipList, "relationship");
86 if (relationShip != null) {
87 for (int i = 0; i < relationShip.size(); ++i) {
88 final JsonObject object = relationShip.get(i).getAsJsonObject();
89 if (object.get("related-to").getAsString().equals(field)) {
97 public static JsonObject extractJsonObject(JsonObject obj, String key) {
98 if (obj != null && key != null && obj.has(key)) {
99 return obj.get(key).getAsJsonObject();
104 public static JsonArray extractJsonArray(JsonObject obj, String key) {
105 if (obj != null && key != null && obj.has(key)) {
106 return obj.get(key).getAsJsonArray();
111 public static String getHostAddr() {
112 return MicroServiceConfig.getMsbServerAddrWithHttpPrefix();
115 public static String getErrorMsg(String url, Map<String, Object> body, Response response) {
116 Gson gson = new Gson();
117 StringBuilder sb = new StringBuilder();
118 sb.append("Rerquest URL: ").append(url).append("\n");
119 sb.append("Request Header: ").append(gson.toJson(getAaiHeaders())).append("\n");
121 sb.append("Request Body: ").append(gson.toJson(body)).append("\n");
123 if (response != null) {
124 sb.append("Request Body: ").append(response.readEntity(String.class));
126 return sb.toString();
129 public static MultivaluedMap getAaiHeaders() {
130 MultivaluedMap<String, Object> headers = new MultivaluedHashMap<>();
131 headers.add("X-TransactionId", AaiConfig.X_TRANSACTION_ID);
132 headers.add("X-FromAppId", AaiConfig.X_FROMAPP_ID);
133 headers.add("Authorization", AaiConfig.getAuthenticationCredentials());
134 headers.add("Accept", "application/json");
135 headers.add("Content-Type", "application/json");