| /** |
| * Licensed 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.winegrower.extension.build.maven; |
| |
| import static org.apache.maven.plugins.annotations.ResolutionScope.RUNTIME_PLUS_SYSTEM; |
| |
| import java.io.BufferedInputStream; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.util.HashSet; |
| import java.util.Set; |
| import java.util.jar.JarInputStream; |
| import java.util.zip.ZipEntry; |
| |
| import org.apache.maven.plugins.annotations.Mojo; |
| import org.apache.maven.plugins.annotations.Parameter; |
| import org.apache.winegrower.extension.build.common.MetadataBuilder; |
| |
| @Mojo(name = "metadata", requiresDependencyResolution = RUNTIME_PLUS_SYSTEM) |
| public class MetadataBuilderMojo extends BaseClasspathMojo { |
| @Parameter(defaultValue = "${project.build.outputDirectory}", property = "winegrower.metadata.output") |
| private File output; |
| |
| @Parameter(defaultValue = "WINEGROWER-INF/%s.properties", property = "winegrower.metadata.namingPattern") |
| private String namingPattern; |
| |
| @Override |
| public void execute() { |
| final MetadataBuilder metadataBuilder = new MetadataBuilder(); |
| final Set<String> alreadyAdded = new HashSet<>(); |
| collectJars().forEach(jar -> { |
| try (final JarInputStream inputStream = new JarInputStream(new BufferedInputStream(new FileInputStream(jar)))) { |
| metadataBuilder.onJar(jar.getName(), inputStream); |
| |
| ZipEntry nextEntry; |
| while ((nextEntry = inputStream.getNextEntry()) != null) { |
| final String name = nextEntry.getName(); |
| if (!alreadyAdded.add(name)) { |
| continue; |
| } |
| metadataBuilder.onFile(name); |
| } |
| } catch (final IOException e) { |
| throw new IllegalStateException(e); |
| } |
| metadataBuilder.afterJar(); |
| }); |
| |
| metadataBuilder.getMetadata().forEach((key, value) -> { |
| final Path target = output.toPath().resolve(String.format(namingPattern, key)); |
| try { |
| if (!Files.exists(target.getParent())) { |
| Files.createDirectories(target.getParent()); |
| } |
| try (final OutputStream out = Files.newOutputStream(target)) { |
| value.store(out, "index"); |
| } |
| getLog().info("Generated '" + target + "'"); |
| } catch (final IOException ioe) { |
| throw new IllegalStateException(ioe); |
| } |
| }); |
| } |
| } |