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.BundlesManager;
+import org.argeo.slc.osgi.OsgiExecutionLauncher;
+import org.eclipse.core.runtime.adaptor.EclipseStarter;
+import org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher;
import org.eclipse.osgi.framework.console.CommandInterpreter;
import org.eclipse.osgi.framework.console.CommandProvider;
+import org.eclipse.osgi.framework.launcher.Launcher;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
-import org.osgi.framework.BundleException;
import org.osgi.framework.ServiceReference;
+import org.springframework.beans.factory.InitializingBean;
+import org.springframework.context.ApplicationContext;
import org.springframework.osgi.context.BundleContextAware;
public class ExecutionCommandProvider implements CommandProvider,
- BundleContextAware {
+ InitializingBean {
private final static Log log = LogFactory
.getLog(ExecutionCommandProvider.class);
- private List<ExecutionModule> executionModules;
- private BundleContext bundleContext;
+ // private BundleContext bundleContext;
+ // private BundlesManager bundlesManager;
+
+ private OsgiExecutionLauncher executionLauncher;
+
+ private OsgiExecutionLauncher.Launch lastLaunch = null;
+
+ // private String lastModuleName = null;
+ // private String lastExecutionName = null;
+ /** @deprecated Use slc command instead. */
public Object _slc_exec(CommandInterpreter ci) {
+ return _slc(ci);
+ }
+
+ public Object _slc(CommandInterpreter ci) {
// TODO: check version
String firstArg = ci.nextArgument();
- String executionName = ci.nextArgument();
- String moduleName = null;
-
- Long bundleId = null;
- try {
- bundleId = Long.parseLong(firstArg);
- } catch (NumberFormatException e) {
- // silent
- }
-
- Bundle bundle = null;
- if (bundleId != null) {
- bundle = bundleContext.getBundle(bundleId);
- } else {
- for (Bundle b : bundleContext.getBundles()) {
- if (b.getSymbolicName().contains(firstArg)) {
- bundle = b;
- break;
- }
+ if (firstArg == null) {
+ if (lastLaunch != null) {
+ String cmd = "slc " + lastLaunch.getModuleName() + " "
+ + lastLaunch.getExecutionName();
+ 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 (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);
- // }
- }
+ launch(firstArg, executionName);
+ /*
+ * String moduleName = null;
+ *
+ * // First check whether we have a bundleId Long bundleId = null; try {
+ * bundleId = Long.parseLong(firstArg); } catch (NumberFormatException
+ * e) { // silent }
+ *
+ * // Look for bundle names containing pattern Bundle bundle = null; if
+ * (bundleId != null) { bundle = bundleContext.getBundle(bundleId); }
+ * else { for (Bundle b : bundleContext.getBundles()) { if
+ * (b.getSymbolicName().contains(firstArg)) { bundle = b; break; } } }
+ *
+ * if (bundle != null) { moduleName = bundle.getSymbolicName();
+ * lastModuleName = moduleName; lastExecutionName = executionName; }
+ * else { log
+ * .warn("Could not find any execution module matching these requirements."
+ * ); return null; }
+ *
+ * // Find module ExecutionModule module = null; ServiceReference
+ * serviceRef = null; try { bundlesManager.stopSynchronous(bundle);
+ * bundlesManager.updateSynchronous(bundle); // Refresh in case there
+ * are fragments bundlesManager.refreshSynchronous(bundle);
+ * bundlesManager.startSynchronous(bundle);
+ *
+ * String filter = "(Bundle-SymbolicName=" + moduleName + ")"; // Wait
+ * for application context to be ready
+ * bundlesManager.getServiceRefSynchronous(ApplicationContext.class
+ * .getName(), filter);
+ *
+ * if (log.isDebugEnabled()) log.debug("Bundle " +
+ * bundle.getSymbolicName() + " ready to be used at latest version.");
+ *
+ * ServiceReference[] sfs = bundlesManager.getServiceRefSynchronous(
+ * ExecutionModule.class.getName(), filter);
+ *
+ * if (sfs.length > 1) log
+ * .warn("More than one execution module service found in module " +
+ * moduleName);
+ *
+ * if (sfs.length > 0) { serviceRef = sfs[0]; module = (ExecutionModule)
+ * bundleContext.getService(serviceRef); }
+ *
+ * if (module != null) { ExecutionFlowDescriptor descriptor = new
+ * ExecutionFlowDescriptor(); descriptor.setName(executionName);
+ * module.execute(descriptor); log.info("Executed " + executionName +
+ * " from " + moduleName); }
+ *
+ * } catch (Exception e) { throw new
+ * SlcException("Cannot find or update module.", e); } finally { if
+ * (serviceRef != null) bundleContext.ungetService(serviceRef); }
+ */
+
+ return "COMMAND COMPLETED";
+ }
- // 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 void launch(String firstArg, String executionName) {
+ lastLaunch = executionLauncher.findLaunch(firstArg, executionName);
+ if (lastLaunch == null)
+ throw new SlcException("Cannot find launch for " + firstArg + " "
+ + executionName);
+
+ executionLauncher.launch(lastLaunch);
- 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;
}
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> - execute an execution flow (without arg, execute last)\n");
return buf.toString();
}
- public void setExecutionModules(List<ExecutionModule> executionModules) {
- this.executionModules = executionModules;
+ public void setExecutionLauncher(OsgiExecutionLauncher launcher) {
+ this.executionLauncher = launcher;
}
- public void setBundleContext(BundleContext bundleContext) {
- this.bundleContext = bundleContext;
+ public void afterPropertiesSet() 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(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();
+ }
+
}
+ // public void setBundleContext(BundleContext bundleContext) {
+ // this.bundleContext = bundleContext;
+ // }
+
+ // public void setBundlesManager(BundlesManager bundlesManager) {
+ // this.bundlesManager = bundlesManager;
+ // }
+
}