2 * ============LICENSE_START=======================================================
3 * PNF-REGISTRATION-HANDLER
4 * ================================================================================
5 * Copyright (C) 2018 Nokia. 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.pnfsimulator.simulator;
23 import com.google.gson.Gson;
24 import com.google.gson.JsonObject;
25 import org.springframework.beans.factory.annotation.Autowired;
26 import org.springframework.beans.factory.annotation.Value;
28 import java.io.IOException;
29 import java.nio.file.Files;
30 import java.nio.file.Path;
31 import java.nio.file.Paths;
32 import java.util.stream.Collectors;
33 import java.util.stream.Stream;
35 class FilesystemTemplateReader implements TemplateReader {
37 private final Path templatesDir;
38 private final Gson gson;
41 FilesystemTemplateReader(@Value("${templates.dir}") String templatesDir, Gson gson) {
42 this.templatesDir = Paths.get(templatesDir);
46 public JsonObject readTemplate(String templateFileName) throws IOException {
47 Path absTemplateFilePath = templatesDir.resolve(templateFileName);
48 try (Stream<String> lines = Files.lines(absTemplateFilePath)) {
49 String content = lines.collect(Collectors.joining("\n"));
50 return gson.fromJson(content, JsonObject.class);