2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. 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.policy.controlloop;
23 import static org.junit.Assert.fail;
26 import java.io.FileInputStream;
27 import java.io.FileNotFoundException;
28 import java.io.IOException;
29 import java.io.InputStream;
30 import java.nio.charset.StandardCharsets;
32 import org.apache.commons.io.IOUtils;
33 import org.yaml.snakeyaml.Yaml;
34 import org.yaml.snakeyaml.constructor.Constructor;
36 import org.onap.policy.controlloop.policy.ControlLoopPolicy;
38 public final class Util {
40 public static class Pair<A, B> {
44 public Pair(A a, B b) {
50 public static Pair<ControlLoopPolicy, String> loadYaml(String testFile) {
51 try (InputStream is = new FileInputStream(new File(testFile))) {
52 String contents = IOUtils.toString(is, StandardCharsets.UTF_8);
54 // Read the yaml into our Java Object
56 Yaml yaml = new Yaml(new Constructor(ControlLoopPolicy.class));
57 Object obj = yaml.load(contents);
58 return new Pair<ControlLoopPolicy, String>((ControlLoopPolicy) obj, contents);
59 } catch (FileNotFoundException e) {
60 fail(e.getLocalizedMessage());
61 } catch (IOException e) {
62 fail(e.getLocalizedMessage());