| /* |
| * 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.sling.ide.eclipse.m2e.internal; |
| |
| import java.io.IOException; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.util.ArrayList; |
| import java.util.LinkedHashSet; |
| import java.util.List; |
| import java.util.Optional; |
| import java.util.Set; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| import java.util.stream.Stream; |
| |
| import org.apache.maven.model.Dependency; |
| import org.apache.maven.model.Plugin; |
| import org.apache.maven.project.MavenProject; |
| import org.codehaus.plexus.util.xml.Xpp3Dom; |
| |
| public class MavenProjectUtils { |
| |
| private static final String DEFAULT_SERVLET_API_VERSION = "2.5"; |
| private static final Pattern SERVLET_API_VERSION_MATCHER = Pattern.compile("^(\\d\\.\\d)"); |
| private static final int MAX_RELATIVE_DEPTH_OF_JCR_ROOT = 4; // relative depth of jcr_root in content packages from the Maven basedir |
| |
| public static Optional<Path> guessJcrRootFolder(MavenProject project) throws IOException { |
| return guessJcrRootFolder(project.getBasedir().toPath()); |
| } |
| |
| static Optional<Path> guessJcrRootFolder(Path baseDir) throws IOException { |
| try (Stream<Path> stream = Files.find(baseDir, MAX_RELATIVE_DEPTH_OF_JCR_ROOT, (a, b) -> a.endsWith("jcr_root"))) { |
| Optional<Path> jcrRoot = stream.findFirst(); |
| if (jcrRoot.isPresent()) { |
| jcrRoot = Optional.of(baseDir.relativize(jcrRoot.get())); |
| } |
| return jcrRoot; |
| } |
| } |
| |
| public static String guessServletApiVersion(MavenProject project) { |
| |
| for ( Dependency dependency : project.getDependencies() ) { |
| |
| if ( "servlet-api".equals(dependency.getArtifactId()) || "javax.servlet-api".equals(dependency.getArtifactId())) { |
| Matcher matcher = SERVLET_API_VERSION_MATCHER.matcher(dependency.getVersion()); |
| if ( matcher.matches() ) { |
| return matcher.group(1); |
| } |
| } |
| } |
| |
| return DEFAULT_SERVLET_API_VERSION; |
| } |
| |
| /** |
| * Returns a set of candidate locations for the project's model directory |
| * |
| * <p>The heuristics are based on the logic from <tt>org.apache.sling.maven.slingstart.ModelPreprocessor</tt>. |
| * The returned values may or may not exist on the filesystem, it is up to the client to check that. |
| * The values are ordered from the most likely to the least likely, so clients should iterate |
| * the returned candidates in order and pick the first one that exists.</p> |
| * |
| * @param mavenProject the project, must not be null |
| * @return an ordered set of candidates, never empty |
| */ |
| public static Set<String> getModelDirectoryCandidateLocations(MavenProject mavenProject) { |
| |
| List<String> candidates = new ArrayList<>(); |
| candidates.add("src/main/provisioning"); |
| candidates.add("src/test/provisioning"); |
| |
| Plugin slingstartPlugin = mavenProject.getPlugin("org.apache.sling:slingstart-maven-plugin"); |
| if ( slingstartPlugin != null && slingstartPlugin.getConfiguration() instanceof Xpp3Dom ) { |
| Xpp3Dom config = (Xpp3Dom) slingstartPlugin.getConfiguration(); |
| Xpp3Dom modelDir = config.getChild("modelDirectory"); |
| if ( modelDir != null ) { |
| candidates.add(0, modelDir.getValue()); |
| } |
| } |
| |
| return new LinkedHashSet<>(candidates); |
| |
| } |
| |
| private MavenProjectUtils() { |
| |
| } |
| } |