-package org.argeo.slc.core.execution.internal;
-
-import java.util.ArrayList;
-import java.util.Iterator;
-import java.util.List;
-
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-import org.argeo.slc.core.execution.AbstractExecutionModulesManager;
-import org.argeo.slc.process.RealizedFlow;
-import org.argeo.slc.process.SlcExecution;
-import org.argeo.slc.process.SlcExecutionNotifier;
-
-/** Thread of the SLC Process, starting the sub executions. */
-public class ProcessThread extends Thread {
- private final static Log log = LogFactory.getLog(ProcessThread.class);
-
- private final AbstractExecutionModulesManager executionModulesManager;
- private final SlcExecution slcProcess;
- private final ThreadGroup processThreadGroup;
- private final List<RealizedFlow> flowsToProcess = new ArrayList<RealizedFlow>();
-
- public ProcessThread(
- AbstractExecutionModulesManager executionModulesManager,
- SlcExecution slcExecution) {
- super(executionModulesManager.getProcessesThreadGroup(),
- "SLC Process #" + slcExecution.getUuid());
- this.executionModulesManager = executionModulesManager;
- this.slcProcess = slcExecution;
- processThreadGroup = new ThreadGroup("SLC Process #"
- + slcExecution.getUuid() + " thread group");
- }
-
- public void run() {
- log.info("\n##\n## Process SLC Execution " + slcProcess + "\n##\n");
-
- slcProcess.setStatus(SlcExecution.STATUS_RUNNING);
- dispatchUpdateStatus(slcProcess, SlcExecution.STATUS_SCHEDULED,
- SlcExecution.STATUS_RUNNING);
-
- flowsToProcess.addAll(slcProcess.getRealizedFlows());
-
- while (flowsToProcess.size() > 0) {
- RealizedFlow flow = flowsToProcess.remove(0);
- ExecutionThread thread = new ExecutionThread(this, flow);
- thread.start();
-
- synchronized (this) {
- try {
- wait();
- } catch (InterruptedException e) {
- // silent
- }
- }
- }
-
- slcProcess.setStatus(SlcExecution.STATUS_FINISHED);
- dispatchUpdateStatus(slcProcess, SlcExecution.STATUS_RUNNING,
- SlcExecution.STATUS_FINISHED);
- }
-
- protected void dispatchUpdateStatus(SlcExecution slcExecution,
- String oldStatus, String newStatus) {
- for (Iterator<SlcExecutionNotifier> it = executionModulesManager
- .getSlcExecutionNotifiers().iterator(); it.hasNext();) {
- it.next().updateStatus(slcExecution, oldStatus, newStatus);
- }
- }
-
- public synchronized void flowCompleted() {
- notifyAll();
- }
-
- public SlcExecution getSlcProcess() {
- return slcProcess;
- }
-
- public ThreadGroup getProcessThreadGroup() {
- return processThreadGroup;
- }
-
- public AbstractExecutionModulesManager getExecutionModulesManager() {
- return executionModulesManager;
- }
-}