import java.util.ArrayList;
import java.util.List;
+import java.util.Map;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.argeo.slc.execution.ExecutionContext;
+import org.argeo.slc.execution.ExecutionFlow;
+import org.argeo.slc.execution.ExecutionFlowDescriptorConverter;
import org.argeo.slc.execution.ExecutionModulesListener;
import org.argeo.slc.execution.ExecutionModulesManager;
+import org.argeo.slc.process.RealizedFlow;
import org.argeo.slc.process.SlcExecution;
import org.argeo.slc.process.SlcExecutionNotifier;
public abstract class AbstractExecutionModulesManager implements
ExecutionModulesManager {
+ private final static Log log = LogFactory
+ .getLog(AbstractExecutionModulesManager.class);
+
private List<SlcExecutionNotifier> slcExecutionNotifiers = new ArrayList<SlcExecutionNotifier>();
private List<ExecutionModulesListener> executionModulesListeners = new ArrayList<ExecutionModulesListener>();
private ThreadGroup processesThreadGroup = new ThreadGroup("Processes");
+ protected abstract ExecutionFlow findExecutionFlow(String moduleName,
+ String moduleVersion, String flowName);
+
+ protected abstract ExecutionContext findExecutionContext(String moduleName,
+ String moduleVersion);
+
+ protected abstract ExecutionFlowDescriptorConverter getExecutionFlowDescriptorConverter(
+ String moduleName, String moduleVersion);
+
public void process(SlcExecution slcExecution) {
new ProcessThread(this, slcExecution).start();
}
+ public void execute(RealizedFlow realizedFlow) {
+ if (log.isTraceEnabled())
+ log.trace("Executing " + realizedFlow);
+
+ String moduleName = realizedFlow.getModuleName();
+ String moduleVersion = realizedFlow.getModuleVersion();
+
+ Map<? extends String, ? extends Object> variablesToAdd = getExecutionFlowDescriptorConverter(
+ moduleName, moduleVersion).convertValues(
+ realizedFlow.getFlowDescriptor());
+ ExecutionContext executionContext = findExecutionContext(moduleName,
+ moduleVersion);
+ for (String key : variablesToAdd.keySet())
+ executionContext.setVariable(key, variablesToAdd.get(key));
+
+ ExecutionFlow flow = findExecutionFlow(moduleName, moduleVersion,
+ realizedFlow.getFlowDescriptor().getName());
+
+ //
+ // Actually runs the flow, IN THIS THREAD
+ //
+ flow.run();
+ //
+ //
+ //
+ }
+
public void setSlcExecutionNotifiers(
List<SlcExecutionNotifier> slcExecutionNotifiers) {
this.slcExecutionNotifiers = slcExecutionNotifiers;