Java Code Examples for org.osgi.service.cm.ConfigurationAdmin#createFactoryConfiguration()

public int cmdCreate(Dictionary<?, ?> opts,
                     Reader in,
                     PrintWriter out,
                     Session session)
{
  int retcode = 1; // 1 initially not set to 0 until end of try block
  setCurrent(session, null);
  setEditingDict(session);
  final String pid = (String) opts.get("pid");
  final boolean createFactoryConfiguration = opts.get("-f") != null;

  ConfigurationAdmin srvCA = null;
  Configuration templateCfg = null;
  try {
    srvCA = getCA();

    final String template = (String) opts.get("template");
    if (template != null) {
      final Configuration[] templates = getConfigurations(out, session, srvCA, template);
      if (templates == null || templates.length == 0) {
        throw new Exception("Template didn't match any configurations. "
                            + "Remove the template parameter or change "
                            + "your it to match exactly one "
                            +"configuration.");
      } else if (templates.length == 1) {
        templateCfg = templates[0];
        if (pid.equals(templateCfg.getPid())) {
          throw new Exception("template configuration has the same PID as "
                              +"the new one.");
        }
      } else {
        throw new Exception("Template matched " + templates.length
                            + " configurations. Refine your selection "
                            +"to match exactly one configuration.");
      }
    }

    Configuration cfg = null;
    if (createFactoryConfiguration) {
      cfg = srvCA.createFactoryConfiguration(pid, null);
    } else {
      final Configuration[] exisitingCfgs =
        srvCA
            .listConfigurations("(" + Constants.SERVICE_PID + "=" + pid + ")");
      if (exisitingCfgs != null && exisitingCfgs.length == 1) {
        throw new Exception("A configuration with PID '" + pid
                            + "' already exists.");
      }
      cfg = srvCA.getConfiguration(pid, null);
    }

    if (cfg == null) {
      throw new Exception("Failed creating configuration with PID: '" + pid +"'.");
    }
    if (templateCfg != null) {
      cfg.update(templateCfg.getProperties());
    }
    setCurrent(session, cfg);
    retcode = 0; // Success!
  } catch (final Exception e) {
    out.print("Create failed. Details:");
    final String reason = e.getMessage();
    out.println(reason == null ? "<unknown>" : reason);

  } finally {
    if (srvCA != null) {
      bc.ungetService(refCA);
    }
  }
  return retcode;
}
 

/**
 * Test that SCR handles factory CM pids with target filters.
 * 
 */

public void runTest() {
  Bundle b1 = null;
  ServiceTracker<ConfigurationAdmin, ConfigurationAdmin> cmt = null;
  try {
    b1 = Util.installBundle(bc, "componentC_test-1.0.0.jar");
    b1.start();
    final String b1loc = b1.getLocation();

    cmt = new ServiceTracker<ConfigurationAdmin,ConfigurationAdmin>(bc, ConfigurationAdmin.class.getName(), null);
    cmt.open();
    
    Thread.sleep(SLEEP_TIME);

    ServiceReference<?> ref = bc.getServiceReference("org.knopflerfish.service.componentC_test.ComponentU");
    assertNull("Should not get serviceRef U", ref);

    ConfigurationAdmin ca = cmt.getService();
    Configuration c = ca.createFactoryConfiguration("componentC_test.U", b1loc);

    Dictionary<String, Object> props = new Hashtable<String, Object>();
    props.put("vRef.target", "(vnum=v0)");
    c.update(props);
    
    Thread.sleep(SLEEP_TIME);

    ref = bc.getServiceReference("org.knopflerfish.service.componentC_test.ComponentU");
    assertNull("Should not get serviceRef U", ref);

    props.put("vRef.target", "(vnum=v1)");
    c.update(props);
    
    Thread.sleep(SLEEP_TIME);

    ServiceReference<?> [] refs = bc.getServiceReferences("org.knopflerfish.service.componentC_test.ComponentU", null);
    assertTrue("Should get one serviceRef to ComponentU", refs != null && refs.length == 1);

    Configuration c2 = ca.createFactoryConfiguration("componentC_test.U", b1loc);
    props = new Hashtable<String, Object>();
    props.put("vRef.target", "(vnum=v2)");
    c2.update(props);
    
    Thread.sleep(SLEEP_TIME);

    refs = bc.getServiceReferences("org.knopflerfish.service.componentC_test.ComponentU", null);
    assertTrue("Should get two serviceRef to ComponentU", refs != null && refs.length == 2);

    refs = bc.getServiceReferences("org.knopflerfish.service.componentC_test.ComponentU", "(vRef.target=\\(vnum=v1\\))");
    assertTrue("Should get one serviceRef to ComponentU with ref v1", refs != null && refs.length == 1);
    org.knopflerfish.service.componentC_test.ComponentU u =
        (org.knopflerfish.service.componentC_test.ComponentU)bc.getService(refs[0]);
    assertEquals("Should get v1 version", "v1", u.getV());

    refs = bc.getServiceReferences("org.knopflerfish.service.componentC_test.ComponentU", "(vRef.target=\\(vnum=v2\\))");
    assertTrue("Should get one serviceRef to ComponentU with ref v2", refs != null && refs.length == 1);
    org.knopflerfish.service.componentC_test.ComponentU u2 =
        (org.knopflerfish.service.componentC_test.ComponentU)bc.getService(refs[0]);
    assertNotSame("Services should differ", u, u2);
    assertEquals("Should get v2 version", "v2", u2.getV());
  } catch (Exception e) {
    e.printStackTrace();
    fail("Test11: got unexpected exception " + e);
  } finally {
    if (b1 != null) {
      try {
        if (cmt != null) {
          deleteConfig(cmt.getService(), b1.getLocation());
          cmt.close();
        }
        b1.uninstall();
      } catch (Exception be) {
        be.printStackTrace();
        fail("Test11: got uninstall exception " + be);
      }
    }
  }
}
 

public void installIfNeeded()
    throws BundleException
{
  final ConfigurationAdmin ca = DirDeployerImpl.caTracker.getService();
  if (pids == null && ca != null) {
    try {
      fileLastModified = file.lastModified();
      // List with all PIDs that is created from the current file.
      final List<String> pidList = new ArrayList<String>();

      // List with all PIDs for factory configurations that are defined in the
      // current file, used for duplicate detection.
      final List<String> pidListFactory = new ArrayList<String>();

      final Hashtable<String, Object>[] configs = loadCMDataFile(file);
      for (final Hashtable<String, Object> config : configs) {
        final String pid = (String) config.get(CMDataReader.SERVICE_PID);
        config.remove("service.bundleLocation");
        final String fpid = (String) config.get(CMDataReader.FACTORY_PID);

        Configuration cfg;
        if (fpid == null) {
          // Non-factory Configuration
          if (pidList.contains(pid)) {
            DirDeployerImpl.logErr("Skipping dupplicated configuration "
                                   + "with pid='" + pid + "' found in "
                                   + file, null);
            continue;
          }
          final File otherFile = installedCfgs.get(pid);
          if (!file.equals(otherFile)) {
            DirDeployerImpl.log("Overwriting configuration with pid='" + pid
                                + "' defined in '" + otherFile + "'.");
          }
          cfg = ca.getConfiguration(pid, null);
          // Make sure that an existing configuration is unbound from
          // location.
          if (cfg.getBundleLocation() != null) {
            cfg.setBundleLocation(null);
          }
        } else {
          // Factory configuration
          if (pidListFactory.contains(pid)) {
            DirDeployerImpl.logErr("Skipping non-unique factory "
                                   + "configuration with service.pid='" + pid
                                   + "' found in " + file, null);
            continue;
          }
          pidListFactory.add(pid);
          cfg = ca.createFactoryConfiguration(fpid, null);
          DirDeployerImpl.log("Created factory config with pid '"
                              + cfg.getPid()
                              + "' for file configuration with service.pid '"
                              + pid + "'.");
          filePidToCmPid.put(getFilePidForPid(pid), cfg.getPid());
        }

        cfg.update(config);
        pidList.add(cfg.getPid());
        installedCfgs.put(cfg.getPid(), file);
      }
      pids = pidList.toArray(new String[pidList.size()]);

      DirDeployerImpl.log("installed " + this);
    } catch (final Exception e) {
      DirDeployerImpl.log("Failed to install " + this + "; " + e, e);
    }
  } else {
    DirDeployerImpl.log("already installed " + this);
  }

  if (pids != null) {
    saveState();
  }
}
 

public void installIfNeeded()
    throws BundleException
{
  final ConfigurationAdmin ca = DirDeployerImpl.caTracker.getService();
  if (pids == null && ca != null) {
    try {
      fileLastModified = file.lastModified();
      // List with all PIDs that is created from the current file.
      final List<String> pidList = new ArrayList<String>();

      // List with all PIDs for factory configurations that are defined in the
      // current file, used for duplicate detection.
      final List<String> pidListFactory = new ArrayList<String>();

      final Hashtable<String, Object>[] configs = loadCMDataFile(file);
      for (final Hashtable<String, Object> config : configs) {
        final String pid = (String) config.get(CMDataReader.SERVICE_PID);
        config.remove("service.bundleLocation");
        final String fpid = (String) config.get(CMDataReader.FACTORY_PID);

        Configuration cfg;
        if (fpid == null) {
          // Non-factory Configuration
          if (pidList.contains(pid)) {
            DirDeployerImpl.logErr("Skipping dupplicated configuration "
                                   + "with pid='" + pid + "' found in "
                                   + file, null);
            continue;
          }
          final File otherFile = installedCfgs.get(pid);
          if (!file.equals(otherFile)) {
            DirDeployerImpl.log("Overwriting configuration with pid='" + pid
                                + "' defined in '" + otherFile + "'.");
          }
          cfg = ca.getConfiguration(pid, null);
          // Make sure that an existing configuration is unbound from
          // location.
          if (cfg.getBundleLocation() != null) {
            cfg.setBundleLocation(null);
          }
        } else {
          // Factory configuration
          if (pidListFactory.contains(pid)) {
            DirDeployerImpl.logErr("Skipping non-unique factory "
                                   + "configuration with service.pid='" + pid
                                   + "' found in " + file, null);
            continue;
          }
          pidListFactory.add(pid);
          cfg = ca.createFactoryConfiguration(fpid, null);
          DirDeployerImpl.log("Created factory config with pid '"
                              + cfg.getPid()
                              + "' for file configuration with service.pid '"
                              + pid + "'.");
          filePidToCmPid.put(getFilePidForPid(pid), cfg.getPid());
        }

        cfg.update(config);
        pidList.add(cfg.getPid());
        installedCfgs.put(cfg.getPid(), file);
      }
      pids = pidList.toArray(new String[pidList.size()]);

      DirDeployerImpl.log("installed " + this);
    } catch (final Exception e) {
      DirDeployerImpl.log("Failed to install " + this + "; " + e, e);
    }
  } else {
    DirDeployerImpl.log("already installed " + this);
  }

  if (pids != null) {
    saveState();
  }
}