org.argeo.init/src/org/argeo/api/a2/ClasspathSource.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.Path;
   8 import java.nio.file.Paths;
   9 import java.util.Arrays;
  10 import java.util.List;
  11
  12 import org.osgi.framework.Version;
  13
  14 /**
  15  * A provisioning source based on the linear classpath with which the JVM has
  16  * been started.
  17  */
  18 public class ClasspathSource extends AbstractProvisioningSource {
  19         private final static Logger logger = System.getLogger(ClasspathSource.class.getName());
  20
  21         public ClasspathSource() {
  22                 super(true);
  23         }
  24
  25         void load() throws IOException {
  26                 A2Contribution classpathContribution = getOrAddContribution(A2Contribution.CLASSPATH);
  27                 List<String> classpath = Arrays.asList(System.getProperty("java.class.path").split(File.pathSeparator));
  28                 parts: for (String part : classpath) {
  29                         Path file = Paths.get(part);
  30                         Version version;
  31                         try {
  32                                 version = new Version(readVersionFromModule(file));
  33                         } catch (Exception e) {
  34                                 // ignore non OSGi
  35                                 continue parts;
  36                         }
  37                         String moduleName = readSymbolicNameFromModule(file);
  38                         A2Component component = classpathContribution.getOrAddComponent(moduleName);
  39                         A2Module module = component.getOrAddModule(version, file);
  40                         logger.log(Level.TRACE, () -> "Registered " + module);
  41                 }
  42
  43         }
  44 }