コード例 #1
0
  protected void localSetUp() throws Exception {

    super.localSetUp();

    IThreadContext tc = ThreadContextFactory.make();

    IDBInterface database =
        DBInterfaceFactory.make(
            tc,
            ManifoldCF.getMasterDatabaseName(),
            ManifoldCF.getMasterDatabaseUsername(),
            ManifoldCF.getMasterDatabasePassword());

    IConnectorManager mgr = ConnectorManagerFactory.make(tc);
    IAuthorityConnectorManager authMgr = AuthorityConnectorManagerFactory.make(tc);
    IJobManager jobManager = JobManagerFactory.make(tc);
    IRepositoryConnectionManager connManager = RepositoryConnectionManagerFactory.make(tc);
    IOutputConnectorManager outputMgr = OutputConnectorManagerFactory.make(tc);
    IOutputConnectionManager outputConnManager = OutputConnectionManagerFactory.make(tc);

    // Deregistration should be done in a transaction
    database.beginTransaction();
    try {
      int i;

      String[] connectorClasses = getConnectorClasses();
      String[] connectorNames = getConnectorNames();

      i = 0;
      while (i < connectorClasses.length) {
        // First, register connector
        mgr.registerConnector(connectorNames[i], connectorClasses[i]);
        // Then, signal to all jobs that might depend on this connector that they can switch state
        // Find the connection names that come with this class
        String[] connectionNames = connManager.findConnectionsForConnector(connectorClasses[i]);
        // For each connection name, modify the jobs to note that the connector is now installed
        jobManager.noteConnectorRegistration(connectionNames);
        i++;
      }

      String[] authorityClasses = getAuthorityClasses();
      String[] authorityNames = getAuthorityNames();

      i = 0;
      while (i < authorityClasses.length) {
        authMgr.registerConnector(authorityNames[i], authorityClasses[i]);
        i++;
      }

      String[] outputClasses = getOutputClasses();
      String[] outputNames = getOutputNames();

      i = 0;
      while (i < outputClasses.length) {
        // First, register connector
        outputMgr.registerConnector(outputNames[i], outputClasses[i]);
        // Then, signal to all jobs that might depend on this connector that they can switch state
        // Find the connection names that come with this class
        String[] connectionNames = outputConnManager.findConnectionsForConnector(outputClasses[i]);
        // For all connection names, notify all agents of the registration
        AgentManagerFactory.noteOutputConnectorRegistration(tc, connectionNames);
        i++;
      }

    } catch (ManifoldCFException e) {
      database.signalRollback();
      throw e;
    } catch (Error e) {
      database.signalRollback();
      throw e;
    } finally {
      database.endTransaction();
    }
  }
コード例 #2
0
  protected void localCleanUp() throws Exception {
    IThreadContext tc = ThreadContextFactory.make();

    Exception currentException = null;
    // First, tear down all jobs, connections, authority connections, and output connections.
    try {
      IRepositoryConnectionManager connMgr = RepositoryConnectionManagerFactory.make(tc);
      IAuthorityConnectionManager authConnMgr = AuthorityConnectionManagerFactory.make(tc);
      IOutputConnectionManager outputMgr = OutputConnectionManagerFactory.make(tc);

      // Now, get a list of the repository connections
      IRepositoryConnection[] connections = connMgr.getAllConnections();
      int i = 0;
      while (i < connections.length) {
        connMgr.delete(connections[i++].getName());
      }

      // Get a list of authority connections
      IAuthorityConnection[] authorities = authConnMgr.getAllConnections();
      i = 0;
      while (i < authorities.length) {
        authConnMgr.delete(authorities[i++].getName());
      }

      // Finally, get rid of output connections
      IOutputConnection[] outputs = outputMgr.getAllConnections();
      i = 0;
      while (i < outputs.length) {
        outputMgr.delete(outputs[i++].getName());
      }

    } catch (Exception e) {
      currentException = e;
    }
    try {
      IDBInterface database =
          DBInterfaceFactory.make(
              tc,
              ManifoldCF.getMasterDatabaseName(),
              ManifoldCF.getMasterDatabaseUsername(),
              ManifoldCF.getMasterDatabasePassword());

      IConnectorManager mgr = ConnectorManagerFactory.make(tc);
      IAuthorityConnectorManager authMgr = AuthorityConnectorManagerFactory.make(tc);
      IOutputConnectorManager outputMgr = OutputConnectorManagerFactory.make(tc);
      IOutputConnectionManager outputConnManager = OutputConnectionManagerFactory.make(tc);
      IJobManager jobManager = JobManagerFactory.make(tc);
      IRepositoryConnectionManager connManager = RepositoryConnectionManagerFactory.make(tc);

      // Deregistration should be done in a transaction
      database.beginTransaction();
      try {
        int i;

        String[] connectorClasses = getConnectorClasses();

        i = 0;
        while (i < connectorClasses.length) {
          // Find the connection names that come with this class
          String[] connectionNames = connManager.findConnectionsForConnector(connectorClasses[i]);
          // For each connection name, modify the jobs to note that the connector is no longer
          // installed
          jobManager.noteConnectorDeregistration(connectionNames);
          // Now that all jobs have been placed into an appropriate state, actually do the
          // deregistration itself.
          mgr.unregisterConnector(connectorClasses[i]);
          i++;
        }

        String[] authorityClasses = getAuthorityClasses();

        i = 0;
        while (i < authorityClasses.length) {
          authMgr.unregisterConnector(authorityClasses[i]);
          i++;
        }

        String[] outputClasses = getOutputClasses();

        i = 0;
        while (i < outputClasses.length) {
          // Find the connection names that come with this class
          String[] connectionNames =
              outputConnManager.findConnectionsForConnector(outputClasses[i]);
          // For all connection names, notify all agents of the deregistration
          AgentManagerFactory.noteOutputConnectorDeregistration(tc, connectionNames);
          // Now that all jobs have been placed into an appropriate state, actually do the
          // deregistration itself.
          outputMgr.unregisterConnector(outputClasses[i]);
          i++;
        }

      } catch (ManifoldCFException e) {
        database.signalRollback();
        throw e;
      } catch (Error e) {
        database.signalRollback();
        throw e;
      } finally {
        database.endTransaction();
      }
    } catch (Exception e) {
      if (currentException != null) currentException = e;
    }
    try {
      super.localCleanUp();
    } catch (Exception e) {
      if (currentException != null) currentException = e;
    }
    if (currentException != null) throw currentException;
  }
コード例 #3
0
ファイル: StartDeleteThread.java プロジェクト: Zamrath/Sample
  public void run() {
    resetManager.registerMe();

    try {
      // Create a thread context object.
      IThreadContext threadContext = ThreadContextFactory.make();
      IJobManager jobManager = JobManagerFactory.make(threadContext);
      IRepositoryConnectionManager connectionMgr =
          RepositoryConnectionManagerFactory.make(threadContext);

      IDBInterface database =
          DBInterfaceFactory.make(
              threadContext,
              ManifoldCF.getMasterDatabaseName(),
              ManifoldCF.getMasterDatabaseUsername(),
              ManifoldCF.getMasterDatabasePassword());

      // Loop
      while (true) {
        // Do another try/catch around everything in the loop
        try {
          // Before we begin, conditionally reset
          resetManager.waitForReset(threadContext);

          // Accumulate the wait before doing the next check.
          // We start with 10 seconds, which is the maximum.  If there's a service request
          // that's faster than that, we'll adjust the time downward.
          long waitTime = 10000L;

          if (Logging.threads.isDebugEnabled()) Logging.threads.debug("Checking for deleting jobs");

          // See if there are any starting jobs.
          // Note: Since this following call changes the job state, we must be careful to reset it
          // on any kind of failure.
          JobDeleteRecord[] deleteJobs = jobManager.getJobsReadyForDelete(processID);
          try {

            if (deleteJobs.length == 0) {
              ManifoldCF.sleep(waitTime);
              continue;
            }

            if (Logging.threads.isDebugEnabled())
              Logging.threads.debug(
                  "Found " + Integer.toString(deleteJobs.length) + " jobs ready to be deleted");

            long currentTime = System.currentTimeMillis();

            // Loop through jobs
            int i = 0;
            while (i < deleteJobs.length) {
              JobDeleteRecord jsr = deleteJobs[i++];
              Long jobID = jsr.getJobID();
              try {
                jobManager.prepareDeleteScan(jobID);
                // Start deleting this job!
                jobManager.noteJobDeleteStarted(jobID, currentTime);
                jsr.noteStarted();
              } catch (ManifoldCFException e) {
                if (e.getErrorCode() == ManifoldCFException.INTERRUPTED)
                  throw new InterruptedException();
                if (e.getErrorCode() == ManifoldCFException.DATABASE_CONNECTION_ERROR) throw e;
                // We cannot abort the delete startup, but if we fall through, we'll put the job
                // back into
                // the state whence it came.  So, fall through.
                Logging.threads.error("Exception tossed: " + e.getMessage(), e);
              }
            }
          } finally {
            // Clean up all jobs that did not start
            ManifoldCFException exception = null;
            int i = 0;
            while (i < deleteJobs.length) {
              JobDeleteRecord jsr = deleteJobs[i++];
              if (!jsr.wasStarted()) {
                // Clean up from failed start.
                try {
                  jobManager.resetStartDeleteJob(jsr.getJobID());
                } catch (ManifoldCFException e) {
                  exception = e;
                }
              }
            }
            if (exception != null) throw exception;
          }

          // Sleep for the retry interval.
          ManifoldCF.sleep(waitTime);
        } catch (ManifoldCFException e) {
          if (e.getErrorCode() == ManifoldCFException.INTERRUPTED) break;

          if (e.getErrorCode() == ManifoldCFException.DATABASE_CONNECTION_ERROR) {
            resetManager.noteEvent();

            Logging.threads.error(
                "Start delete thread aborting and restarting due to database connection reset: "
                    + e.getMessage(),
                e);
            try {
              // Give the database a chance to catch up/wake up
              ManifoldCF.sleep(10000L);
            } catch (InterruptedException se) {
              break;
            }
            continue;
          }

          // Log it, but keep the thread alive
          Logging.threads.error("Exception tossed: " + e.getMessage(), e);

          if (e.getErrorCode() == ManifoldCFException.SETUP_ERROR) {
            // Shut the whole system down!
            System.exit(1);
          }

        } catch (InterruptedException e) {
          // We're supposed to quit
          break;
        } catch (OutOfMemoryError e) {
          System.err.println("agents process ran out of memory - shutting down");
          e.printStackTrace(System.err);
          System.exit(-200);
        } catch (Throwable e) {
          // A more severe error - but stay alive
          Logging.threads.fatal("Error tossed: " + e.getMessage(), e);
        }
      }
    } catch (Throwable e) {
      // Severe error on initialization
      System.err.println("agents process could not start - shutting down");
      Logging.threads.fatal("StartDeleteThread initialization error tossed: " + e.getMessage(), e);
      System.exit(-300);
    }
  }