import java.util.UUID;
import org.argeo.slc.SlcException;
+import org.argeo.slc.core.execution.ProcessThread;
import org.argeo.slc.execution.ExecutionModuleDescriptor;
import org.argeo.slc.execution.ExecutionModulesManager;
+import org.argeo.slc.execution.ExecutionProcess;
import org.argeo.slc.process.SlcExecution;
import org.argeo.slc.runtime.SlcAgent;
import org.argeo.slc.runtime.SlcAgentDescriptor;
+/** Implements the base methods of an SLC agent. */
public class DefaultAgent implements SlcAgent {
- // private final static Log log = LogFactory.getLog(AbstractAgent.class);
-
- private final SlcAgentDescriptor agentDescriptor;
+ private SlcAgentDescriptor agentDescriptor;
private ExecutionModulesManager modulesManager;
- public DefaultAgent() {
+ /*
+ * LIFECYCLE
+ */
+ public void init() {
try {
agentDescriptor = new SlcAgentDescriptor();
- agentDescriptor.setUuid(UUID.randomUUID().toString());
+ agentDescriptor.setUuid(initAgentUuid());
agentDescriptor.setHost(InetAddress.getLocalHost().getHostName());
} catch (UnknownHostException e) {
throw new SlcException("Unable to create agent descriptor.", e);
}
}
- public void runSlcExecution(final SlcExecution slcExecution) {
- modulesManager.process(slcExecution);
+ public void dispose() {
+
+ }
+
+ /**
+ * Called during initialization in order to determines the agent UUID. To be
+ * overridden. By default creates a new one per instance.
+ */
+ protected String initAgentUuid() {
+ return UUID.randomUUID().toString();
+ }
+
+ /*
+ * SLC AGENT
+ */
+ public void runSlcExecution(SlcExecution slcExecution) {
+ process(slcExecution);
+ }
+
+ public void process(ExecutionProcess process) {
+ ProcessThread processThread = createProcessThread(modulesManager,
+ process);
+ processThread.start();
+ }
+
+ /** Creates the thread which will coordinate the execution for this agent. */
+ protected ProcessThread createProcessThread(
+ ExecutionModulesManager modulesManager, ExecutionProcess process) {
+ if (!(process instanceof SlcExecution))
+ throw new SlcException("Unsupported process type "
+ + process.getClass());
+ ProcessThread processThread = new ProcessThread(modulesManager,
+ (SlcExecution) process);
+ return processThread;
}
public ExecutionModuleDescriptor getExecutionModuleDescriptor(
return true;
}
+ /*
+ * BEAN
+ */
public void setModulesManager(ExecutionModulesManager modulesManager) {
this.modulesManager = modulesManager;
}
- public ExecutionModulesManager getModulesManager() {
- return modulesManager;
- }
-
protected SlcAgentDescriptor getAgentDescriptor() {
return agentDescriptor;
}
public String getAgentUuid() {
- return getAgentDescriptor().getUuid();
+ return agentDescriptor.getUuid();
}
@Override