org.argeo.init/src/org/argeo/api/a2/FsM2Source.java

   1 package org.argeo.api.a2;
   2
   3 import java.io.File;
   4 import java.io.IOException;
   5 import java.lang.System.Logger;
   6 import java.lang.System.Logger.Level;
   7 import java.nio.file.FileVisitResult;
   8 import java.nio.file.Files;
   9 import java.nio.file.Path;
  10 import java.nio.file.Paths;
  11 import java.nio.file.SimpleFileVisitor;
  12 import java.nio.file.attribute.BasicFileAttributes;
  13
  14 import org.osgi.framework.Version;
  15
  16 /** A file system {@link AbstractProvisioningSource} in Maven 2 format. */
  17 public class FsM2Source extends AbstractProvisioningSource {
  18         private final static Logger logger = System.getLogger(FsM2Source.class.getName());
  19
  20         private final Path base;
  21
  22         public FsM2Source(Path base) {
  23                 super(false);
  24                 this.base = base;
  25         }
  26
  27         void load() throws IOException {
  28                 Files.walkFileTree(base, new ArtifactFileVisitor());
  29         }
  30
  31         class ArtifactFileVisitor extends SimpleFileVisitor<Path> {
  32
  33                 @Override
  34                 public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
  35                         // OsgiBootUtils.debug("Processing " + file);
  36                         if (file.toString().endsWith(".jar")) {
  37                                 Version version;
  38                                 try {
  39                                         version = new Version(readVersionFromModule(file));
  40                                 } catch (Exception e) {
  41                                         // ignore non OSGi
  42                                         return FileVisitResult.CONTINUE;
  43                                 }
  44                                 String moduleName = readSymbolicNameFromModule(file);
  45                                 Path groupPath = file.getParent().getParent().getParent();
  46                                 Path relGroupPath = base.relativize(groupPath);
  47                                 String contributionName = relGroupPath.toString().replace(File.separatorChar, '.');
  48                                 A2Contribution contribution = getOrAddContribution(contributionName);
  49                                 A2Component component = contribution.getOrAddComponent(moduleName);
  50                                 A2Module module = component.getOrAddModule(version, file);
  51                                 logger.log(Level.TRACE, () -> "Registered " + module);
  52                         }
  53                         return super.visitFile(file, attrs);
  54                 }
  55
  56         }
  57
  58         public static void main(String[] args) {
  59                 try {
  60                         FsM2Source context = new FsM2Source(Paths.get("/home/mbaudier/.m2/repository"));
  61                         context.load();
  62                         context.asTree();
  63                 } catch (Exception e) {
  64                         e.printStackTrace();
  65                 }
  66         }
  67
  68 }