package org.argeo.slc.equinox;
-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.SlcException;
-import org.argeo.slc.execution.ExecutionFlowDescriptor;
-import org.argeo.slc.execution.ExecutionModule;
+import org.argeo.slc.osgi.OsgiExecutionModulesManager;
+import org.argeo.slc.process.RealizedFlow;
+import org.eclipse.core.runtime.adaptor.EclipseStarter;
import org.eclipse.osgi.framework.console.CommandInterpreter;
import org.eclipse.osgi.framework.console.CommandProvider;
-import org.osgi.framework.Bundle;
-import org.osgi.framework.BundleContext;
-import org.osgi.framework.BundleException;
-import org.osgi.framework.ServiceReference;
-import org.springframework.osgi.context.BundleContextAware;
-
-public class ExecutionCommandProvider implements CommandProvider,
- BundleContextAware {
+
+@SuppressWarnings("restriction")
+public class ExecutionCommandProvider implements CommandProvider {
private final static Log log = LogFactory
.getLog(ExecutionCommandProvider.class);
- private List<ExecutionModule> executionModules;
- private BundleContext bundleContext;
+ private final static String SLC_WITH_REFRESH = "slc";
+ private final static String SLC_NO_REFRESH = "slcnr";
- public Object _slc_exec(CommandInterpreter ci) {
- // TODO: check version
- String firstArg = ci.nextArgument();
- String executionName = ci.nextArgument();
- String moduleName = null;
+ private OsgiExecutionModulesManager modulesManager;
- Long bundleId = null;
- try {
- bundleId = Long.parseLong(firstArg);
- } catch (NumberFormatException e) {
- // silent
- }
+ private RealizedFlow lastLaunch = null;
- Bundle bundle = null;
- if (bundleId != null) {
- bundle = bundleContext.getBundle(bundleId);
- } else {
- for (Bundle b : bundleContext.getBundles()) {
- if (b.getSymbolicName().contains(firstArg)) {
- bundle = b;
- break;
- }
- }
- }
+ public Object _slc(CommandInterpreter ci) {
+ return exec(SLC_WITH_REFRESH, ci);
+ }
- if (bundle != null) {
- moduleName = bundle.getSymbolicName();
- // try {
- // bundle.stop();
- // bundle.update();
- // bundle.start();
- //
- // // FIXME: potential infinite loop
- // while (bundle.getState() == Bundle.STARTING) {
- // try {
- // Thread.sleep(500);
- // } catch (InterruptedException e) {
- // // silent
- // }
- // }
- // } catch (BundleException e) {
- // throw new SlcException(
- // "Could not update the bundle for module " + moduleName,
- // e);
- // }
- }
+ public Object _slcnr(CommandInterpreter ci) {
+ return exec(SLC_NO_REFRESH, ci);
+ }
- // Find module
- ExecutionModule module = null;
- if (moduleName != null) {
- for (Iterator<ExecutionModule> it = executionModules.iterator(); it
- .hasNext();) {
- ExecutionModule moduleT = it.next();
- if (moduleT.getName().equals(moduleName)) {
- module = moduleT;
- break;
- }
+ protected Object exec(String slcCommand, CommandInterpreter ci) {
+ // TODO: check version
+ String firstArg = ci.nextArgument();
+ if (firstArg == null) {
+ if (lastLaunch != null) {
+ String cmd = slcCommand + " " + lastLaunch.getModuleName()
+ + " " + lastLaunch.getFlowDescriptor().getName();
+ if (log.isDebugEnabled())
+ log.debug("Execute again last command: " + cmd);
+ return ci.execute(cmd);
+ } else {
+ ci.execute("help");
+ throw new SlcException("Command not properly formatted");
}
}
+ String executionName = ci.nextArgument();
- if (module != null) {
- ExecutionFlowDescriptor descriptor = new ExecutionFlowDescriptor();
- descriptor.setName(executionName);
- module.execute(descriptor);
- log.info("Executed " + executionName + " from " + moduleName);
- } else
- log
- .warn("Could not find any execution module matching these requirements.");
-
- return null;
+ launch(slcCommand, firstArg, executionName);
+ return "COMMAND COMPLETED";
+ }
+
+ protected void launch(String slcCommand, String firstArg,
+ String executionName) {
+ lastLaunch = modulesManager.findRealizedFlow(firstArg, executionName);
+ if (lastLaunch == null)
+ throw new SlcException("Cannot find launch for " + firstArg + " "
+ + executionName);
+
+ // Execute
+ if (SLC_WITH_REFRESH.equals(slcCommand)) {
+ modulesManager.upgrade(lastLaunch.getModuleNameVersion());
+ modulesManager.execute(lastLaunch);
+ } else if (SLC_NO_REFRESH.equals(slcCommand))
+ modulesManager.execute(lastLaunch);
+ else
+ throw new SlcException("Unrecognized SLC command " + slcCommand);
}
public String getHelp() {
StringBuffer buf = new StringBuffer();
buf.append("---SLC Execution Commands---\n");
buf
- .append("\tslc_exec (<id>|<segment of bsn>) <execution bean> - execute an execution flow\n");
+ .append("\tslc (<id>|<segment of bsn>) <execution bean>"
+ + " - refresh the bundle, execute an execution flow (without arg, execute last)\n");
+ buf
+ .append("\tslcnr (<id>|<segment of bsn>) <execution bean>"
+ + " - execute an execution flow (without arg, execute last)\n");
return buf.toString();
}
- public void setExecutionModules(List<ExecutionModule> executionModules) {
- this.executionModules = executionModules;
+ public void setModulesManager(OsgiExecutionModulesManager osgiModulesManager) {
+ this.modulesManager = osgiModulesManager;
}
- public void setBundleContext(BundleContext bundleContext) {
- this.bundleContext = bundleContext;
- }
+ public void init() throws Exception {
+ final String module = System.getProperty("slc.launch.module");
+ final String executionName = System.getProperty("slc.launch.execution");
+ if (module != null) {
+ new Thread() {
+
+ @Override
+ public void run() {
+ try {
+ launch(SLC_NO_REFRESH, module, executionName);
+ // in case of failure OSGi runtime stays up and last
+ // launch can be used to debug by calling 'slc'
+ } catch (Exception e) {
+ throw new SlcException("Error when executing "
+ + executionName + " on " + module, e);
+ }
+ try {
+ EclipseStarter.shutdown();
+ } catch (Exception e) {
+ throw new SlcException("Cannot shutdown equinox.", e);
+ }
+ }
+ }.start();
+ }
+
+ }
}