| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.ambari.logsearch.story; |
| |
| import com.google.common.collect.Lists; |
| import org.apache.commons.lang.StringUtils; |
| import org.jbehave.core.io.LoadFromClasspath; |
| import org.jbehave.core.io.LoadFromRelativeFile; |
| import org.jbehave.core.io.StoryFinder; |
| import org.jbehave.core.io.StoryLoader; |
| |
| import java.io.File; |
| import java.net.URL; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import static org.jbehave.core.io.CodeLocations.codeLocationFromClass; |
| |
| /** |
| * Helper class for loading story files from the classpath or externally - based on system properties |
| */ |
| public class LogSearchStoryLocator { |
| |
| private LogSearchStoryLocator() { |
| } |
| |
| /** |
| * Get the proper story loader based on story location property (if empty or NONE - use story loading from classpath) |
| * @param property Story location property (absolute path - folder) |
| * @param clazz Class of the *Stories object |
| */ |
| public static StoryLoader getStoryLoader(String property, Class clazz) { |
| boolean useExternalStoryLocation = useExternalStoryLocation(property); |
| if (useExternalStoryLocation) { |
| try { |
| return new LoadFromRelativeFile(new URL("file://" + System.getProperty(property))); |
| } catch (Exception e) { |
| throw new RuntimeException("Cannot load story files from url: file://" + System.getProperty(property)); |
| } |
| } else { |
| return new LoadFromClasspath(clazz); |
| } |
| } |
| |
| |
| /** |
| * Find stories based on story location property, if the property is not set or NONE, then the story files will be loaded from the classpath |
| * @param property Story location property (absolute path - folder) |
| * @param suffix Story suffix for specific stories - i.e. : .ui.story |
| * @param clazz Class of the *Stories object |
| */ |
| public static List<String> findStories(String property, String suffix, Class clazz) { |
| List<String> stories = null; |
| if (useExternalStoryLocation(property)) { |
| stories = findStoriesInFolder(System.getProperty(property), suffix); |
| } else { |
| stories = new StoryFinder() |
| .findPaths(codeLocationFromClass(clazz).getFile(), Arrays.asList(String.format("**/*%s", suffix)), null); |
| } |
| return stories; |
| } |
| |
| private static List<String> findStoriesInFolder(String folderAbsolutePath, String suffix) { |
| List<String> results = Lists.newArrayList(); |
| File folder = new File(folderAbsolutePath); |
| File[] listOfFiles = folder.listFiles(); |
| if (listOfFiles != null) { |
| for (File file : listOfFiles) { |
| if (file.getName().endsWith(suffix)) { |
| results.add(file.getName()); |
| } |
| } |
| } |
| return results; |
| } |
| |
| private static boolean useExternalStoryLocation(String property) { |
| String storyLocationProp = System.getProperty(property); |
| return StringUtils.isNotEmpty(storyLocationProp) && !"NONE".equals(storyLocationProp); |
| } |
| } |