| /********************************************************************** |
| * Copyright (c) 2012, 2015 Ericsson |
| * |
| * All rights reserved. This program and the accompanying materials are |
| * made available under the terms of the Eclipse Public License 2.0 which |
| * accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Bernd Hufmann - Initial API and implementation |
| * Bernd Hufmann - Updated for support of LTTng Tools 2.1 |
| **********************************************************************/ |
| package org.eclipse.tracecompass.internal.lttng2.control.ui.views.handlers; |
| |
| import java.util.List; |
| |
| import org.eclipse.core.commands.ExecutionEvent; |
| import org.eclipse.core.commands.ExecutionException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.core.runtime.jobs.Job; |
| import org.eclipse.jdt.annotation.Nullable; |
| import org.eclipse.jface.window.Window; |
| import org.eclipse.tracecompass.internal.lttng2.control.core.model.ITraceLogLevel; |
| import org.eclipse.tracecompass.internal.lttng2.control.core.model.LogLevelType; |
| import org.eclipse.tracecompass.internal.lttng2.control.core.model.TraceDomainType; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.Activator; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.views.dialogs.IEnableEventsDialog; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.views.dialogs.TraceControlDialogFactory; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.views.messages.Messages; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.views.model.ITraceControlComponent; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.views.model.impl.TargetNodeComponent; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.views.model.impl.TraceDomainComponent; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.views.model.impl.TraceProviderGroup; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.views.service.ILttngControlService; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.PlatformUI; |
| |
| /** |
| * <p> |
| * Base command handler implementation to enable events. |
| * </p> |
| * |
| * @author Bernd Hufmann |
| */ |
| public abstract class BaseEnableEventHandler extends BaseControlViewHandler { |
| |
| // ------------------------------------------------------------------------ |
| // Attributes |
| // ------------------------------------------------------------------------ |
| /** |
| * The command execution parameter. |
| */ |
| @Nullable |
| protected CommandParameter fParam = null; |
| |
| // ------------------------------------------------------------------------ |
| // Operations |
| // ------------------------------------------------------------------------ |
| |
| /** |
| * Enables a list of events for given parameters. |
| * |
| * @param param |
| * - a parameter instance with data for the command execution |
| * @param eventNames |
| * - list of event names |
| * @param domain |
| * - the domain type ({@link TraceDomainType}) |
| * @param filterExpression |
| * - a filter expression |
| * @param excludedEvents |
| * - list of events to exclude |
| * @param monitor |
| * - a progress monitor |
| * @throws ExecutionException |
| * If the command fails for some reason |
| */ |
| public abstract void enableEvents(CommandParameter param, List<String> eventNames, TraceDomainType domain, String filterExpression, List<String> excludedEvents, IProgressMonitor monitor) throws ExecutionException; |
| |
| /** |
| * Enables all syscall events. |
| * |
| * @param param |
| * - a parameter instance with data for the command execution |
| * @param syscallNames |
| * - a list of syscall names |
| * @param monitor |
| * - a progress monitor |
| * @throws ExecutionException |
| * If the command fails for some reason |
| */ |
| public abstract void enableSyscalls(CommandParameter param, List<String> syscallNames, IProgressMonitor monitor) throws ExecutionException; |
| |
| /** |
| * Enables a dynamic probe. |
| * |
| * @param param |
| * - a parameter instance with data for the command execution |
| * @param eventName |
| * - a event name |
| * @param isFunction |
| * - true for dynamic function entry/return probe else false |
| * @param probe |
| * - a dynamic probe information |
| * @param monitor |
| * - a progress monitor |
| * @throws ExecutionException |
| * If the command fails for some reason |
| */ |
| public abstract void enableProbe(CommandParameter param, String eventName, boolean isFunction, String probe, IProgressMonitor monitor) throws ExecutionException; |
| |
| /** |
| * Enables events using log level |
| * |
| * @param param |
| * - a parameter instance with data for the command execution |
| * @param eventNames |
| * - a list of event names |
| * @param logLevelType |
| * - a log level type |
| * @param level |
| * - a log level |
| * @param filterExpression |
| * - a filter expression |
| * @param domain |
| * - the domain type |
| * @param monitor |
| * - a progress monitor |
| * @throws ExecutionException |
| * If the command fails for some reason |
| */ |
| public abstract void enableLogLevel(CommandParameter param, List<String> eventNames, LogLevelType logLevelType, ITraceLogLevel level, String filterExpression, TraceDomainType domain, IProgressMonitor monitor) throws ExecutionException; |
| |
| /** |
| * @param param |
| * - a parameter instance with data for the command execution |
| * @return returns the relevant domain (null if domain is not known) |
| */ |
| public abstract TraceDomainComponent getDomain(CommandParameter param); |
| |
| @Override |
| public Object execute(ExecutionEvent event) throws ExecutionException { |
| |
| final IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); |
| |
| if (window == null) { |
| return false; |
| } |
| |
| // Make a copy for thread safety |
| CommandParameter tmpParam = null; |
| fLock.lock(); |
| try { |
| tmpParam = fParam; |
| if (tmpParam == null) { |
| return null; |
| } |
| tmpParam = tmpParam.clone(); |
| } finally { |
| fLock.unlock(); |
| } |
| final CommandParameter param = tmpParam; |
| |
| TargetNodeComponent node = param.getSession().getTargetNode(); |
| List<ITraceControlComponent> providers = node.getChildren(TraceProviderGroup.class); |
| |
| final IEnableEventsDialog dialog = TraceControlDialogFactory.getInstance().getEnableEventsDialog(); |
| // If you don't have the Kernel tracer and no UST application there is not going to be any providers |
| if (!providers.isEmpty()) { |
| dialog.setTraceProviderGroup((TraceProviderGroup) providers.get(0)); |
| } |
| dialog.setTraceDomainComponent(getDomain(param)); |
| |
| if (dialog.open() != Window.OK) { |
| return null; |
| } |
| |
| Job job = new Job(Messages.TraceControl_ChangeEventStateJob) { |
| @Override |
| protected IStatus run(IProgressMonitor monitor) { |
| Exception error = null; |
| try { |
| String filter = dialog.getFilterExpression(); |
| List<String> eventNames = null; |
| switch (dialog.getDomain()) { |
| case KERNEL: |
| case UST: |
| if (dialog.isAllEvents()) { |
| enableEvents(param, ILttngControlService.ALL_EVENTS, dialog.getDomain(), filter, dialog.getExcludedEvents(), monitor); |
| } else if (dialog.isTracepoints()) { |
| // Enable tracepoint events |
| if (dialog.isAllTracePoints()) { |
| enableEvents(param, null, dialog.getDomain(), filter, dialog.getExcludedEvents(), monitor); |
| } else { |
| eventNames = dialog.getEventNames(); |
| if (!eventNames.isEmpty()) { |
| enableEvents(param, eventNames, dialog.getDomain(), filter, dialog.getExcludedEvents(), monitor); |
| } |
| } |
| } |
| |
| // Enable syscall events |
| if (dialog.isSyscalls()) { |
| // Enable all syscall events |
| if (dialog.isAllSyscalls()) { |
| enableSyscalls(param, ILttngControlService.ALL_EVENTS, monitor); |
| } else { |
| List<String> syscallNames = dialog.getEventNames(); |
| if (!syscallNames.isEmpty()) { |
| enableSyscalls(param, syscallNames, monitor); |
| } |
| } |
| } |
| |
| // Enable dynamic probe |
| if (dialog.isDynamicProbe() && (dialog.getProbeEventName() != null) && (dialog.getProbeName() != null)) { |
| enableProbe(param, dialog.getProbeEventName(), false, dialog.getProbeName(), monitor); |
| } |
| |
| // Enable dynamic function probe |
| if (dialog.isDynamicFunctionProbe() && (dialog.getFunctionEventName() != null) && (dialog.getFunction() != null)) { |
| enableProbe(param, dialog.getFunctionEventName(), true, dialog.getFunction(), monitor); |
| } |
| |
| // Enable event using a wildcard |
| if (dialog.isWildcard()) { |
| eventNames = dialog.getEventNames(); |
| eventNames.add(dialog.getWildcard()); |
| |
| if (!eventNames.isEmpty()) { |
| enableEvents(param, eventNames, dialog.getDomain(), filter, dialog.getExcludedEvents(), monitor); |
| } |
| } |
| |
| // Enable events using log level |
| if (dialog.isLogLevel()) { |
| enableLogLevel(param, dialog.getEventNames(), dialog.getLogLevelType(), dialog.getLogLevel(), filter, dialog.getDomain(), monitor); |
| } |
| break; |
| case JUL: |
| case LOG4J: |
| case PYTHON: |
| eventNames = dialog.getEventNames(); |
| if (dialog.isAllEvents()) { |
| eventNames = null; |
| } |
| if (dialog.isLogLevel()) { |
| enableLogLevel(param, eventNames, dialog.getLogLevelType(), dialog.getLogLevel(), filter, dialog.getDomain(), monitor); |
| } else { |
| enableEvents(param, eventNames, dialog.getDomain(), filter, dialog.getExcludedEvents(), monitor); |
| } |
| break; |
| //$CASES-OMITTED$ |
| default: |
| break; |
| } |
| } catch (ExecutionException e) { |
| error = e; |
| } |
| |
| // refresh in all cases |
| refresh(param); |
| |
| if (error != null) { |
| return new Status(IStatus.ERROR, Activator.PLUGIN_ID, Messages.TraceControl_ChangeEventStateFailure, error); |
| } |
| return Status.OK_STATUS; |
| } |
| }; |
| job.setUser(true); |
| job.schedule(); |
| return null; |
| } |
| } |
