2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2019 Nordix Foundation
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 * SPDX-License-Identifier: Apache-2.0
17 * ============LICENSE_END=========================================================
20 package org.openecomp.sdc.be.test.util;
22 import org.apache.commons.io.IOUtils;
23 import org.slf4j.Logger;
24 import org.slf4j.LoggerFactory;
26 import java.io.IOException;
27 import java.io.InputStream;
29 import java.nio.file.Path;
31 import static org.junit.Assert.fail;
34 * Util class for handling test resources.
36 public class TestResourcesHandler {
38 private static final Logger LOGGER = LoggerFactory.getLogger(TestResourcesHandler.class);
40 private TestResourcesHandler() {
45 * Gets the input stream of a resource file
47 * @param resourcePath The resource file path
49 * The resource input stream
51 public static InputStream getResourceAsStream(final String resourcePath) {
52 return Thread.currentThread().getContextClassLoader().getResourceAsStream(resourcePath);
55 public static InputStream getResourceAsStream(final Path resourcePath) {
56 return getResourceAsStream(resourcePath.toString());
60 * Reads a file and coverts it to a byte array.
62 * @param resourcePath The resource file path
64 * The resource file byte array
66 * When the file was not found or the input stream could not be opened
68 public static byte[] getResourceAsByteArray(final String resourcePath) throws IOException {
69 try(final InputStream inputStream = getResourceAsStream(resourcePath)) {
70 if (inputStream == null) {
71 throw new IOException(String.format("Could not find the resource on path \"%s\"", resourcePath));
73 return IOUtils.toByteArray(inputStream);
74 } catch (final IOException ex) {
75 throw new IOException(String.format("Could not open the input stream for resource on path \"%s\"", resourcePath), ex);
80 * Reads a file in the given path.
81 * The method forces an assertion fail if the resource could not be loaded.
82 * @param resourcePath The resource file path
84 * The resource file byte array
86 public static byte[] getResourceBytesOrFail(final String resourcePath) {
88 return getResourceAsByteArray(resourcePath);
89 } catch (final IOException e) {
90 final String errorMsg = String.format("Could not load resource '%s'", resourcePath);
91 LOGGER.error(errorMsg, e);
98 public static byte[] getResourceBytesOrFail(final Path resourcePath) {
99 return getResourceBytesOrFail(resourcePath.toString());