| 1 | /********************************************************************** |
| 2 | * Copyright (c) 2012 Ericsson |
| 3 | * |
| 4 | * All rights reserved. This program and the accompanying materials are |
| 5 | * made available under the terms of the Eclipse Public License v1.0 which |
| 6 | * accompanies this distribution, and is available at |
| 7 | * http://www.eclipse.org/legal/epl-v10.html |
| 8 | * |
| 9 | * Contributors: |
| 10 | * Bernd Hufmann - Initial API and implementation |
| 11 | **********************************************************************/ |
| 12 | package org.eclipse.linuxtools.lttng.ui.views.control.handlers; |
| 13 | |
| 14 | import java.util.List; |
| 15 | |
| 16 | import org.eclipse.core.commands.ExecutionEvent; |
| 17 | import org.eclipse.core.commands.ExecutionException; |
| 18 | import org.eclipse.core.runtime.IProgressMonitor; |
| 19 | import org.eclipse.core.runtime.IStatus; |
| 20 | import org.eclipse.core.runtime.Status; |
| 21 | import org.eclipse.core.runtime.jobs.Job; |
| 22 | import org.eclipse.jface.window.Window; |
| 23 | import org.eclipse.linuxtools.lttng.ui.LTTngUiPlugin; |
| 24 | import org.eclipse.linuxtools.lttng.ui.views.control.Messages; |
| 25 | import org.eclipse.linuxtools.lttng.ui.views.control.dialogs.IEnableEventsDialog; |
| 26 | import org.eclipse.linuxtools.lttng.ui.views.control.dialogs.TraceControlDialogFactory; |
| 27 | import org.eclipse.linuxtools.lttng.ui.views.control.model.ITraceControlComponent; |
| 28 | import org.eclipse.linuxtools.lttng.ui.views.control.model.LogLevelType; |
| 29 | import org.eclipse.linuxtools.lttng.ui.views.control.model.TraceLogLevel; |
| 30 | import org.eclipse.linuxtools.lttng.ui.views.control.model.impl.TargetNodeComponent; |
| 31 | import org.eclipse.linuxtools.lttng.ui.views.control.model.impl.TraceDomainComponent; |
| 32 | import org.eclipse.linuxtools.lttng.ui.views.control.model.impl.TraceProviderGroup; |
| 33 | import org.eclipse.linuxtools.lttng.ui.views.control.model.impl.TraceSessionComponent; |
| 34 | import org.eclipse.ui.IWorkbenchWindow; |
| 35 | import org.eclipse.ui.PlatformUI; |
| 36 | |
| 37 | /** |
| 38 | * <b><u>EnableEventOnSessionHandler</u></b> |
| 39 | * <p> |
| 40 | * Base command handler implementation to enable events. |
| 41 | * </p> |
| 42 | */ |
| 43 | abstract public class BaseEnableEventHandler extends BaseControlViewHandler { |
| 44 | |
| 45 | // ------------------------------------------------------------------------ |
| 46 | // Attributes |
| 47 | // ------------------------------------------------------------------------ |
| 48 | /** |
| 49 | * The session component the command is to be executed on. |
| 50 | */ |
| 51 | protected TraceSessionComponent fSession = null; |
| 52 | |
| 53 | // ------------------------------------------------------------------------ |
| 54 | // Operations |
| 55 | // ------------------------------------------------------------------------ |
| 56 | /** |
| 57 | * Enables a list of events for given parameters. |
| 58 | * @param eventNames - list of event names |
| 59 | * @param isKernel - true if kernel domain else false |
| 60 | * @param monitor - a progress monitor |
| 61 | * @throws ExecutionException |
| 62 | */ |
| 63 | abstract public void enableEvents(List<String> eventNames, boolean isKernel, IProgressMonitor monitor) throws ExecutionException; |
| 64 | /** |
| 65 | * Enables all syscall events. |
| 66 | * @param monitor - a progress monitor |
| 67 | * @throws ExecutionException |
| 68 | */ |
| 69 | abstract public void enableSyscalls(IProgressMonitor monitor) throws ExecutionException; |
| 70 | |
| 71 | /** |
| 72 | * Enables a dynamic probe. |
| 73 | * @param eventName - a event name |
| 74 | * @param isFunction - true for dynamic function entry/return probe else false |
| 75 | * @param probe - a dynamic probe information |
| 76 | * @param monitor - a progress monitor |
| 77 | * @throws ExecutionException |
| 78 | */ |
| 79 | abstract public void enableProbe(String eventName, boolean isFunction, String probe, IProgressMonitor monitor) throws ExecutionException; |
| 80 | |
| 81 | /** |
| 82 | * Enables events using log level |
| 83 | * @param eventName - a event name |
| 84 | * @param logLevelType - a log level type |
| 85 | * @param level - a log level |
| 86 | * @param monitor - a progress monitor |
| 87 | * @throws ExecutionException |
| 88 | */ |
| 89 | abstract public void enableLogLevel(String eventName, LogLevelType logLevelType, TraceLogLevel level, IProgressMonitor monitor) throws ExecutionException; |
| 90 | |
| 91 | /** |
| 92 | * @return returns the relevant domain (null if domain is not known) |
| 93 | */ |
| 94 | abstract TraceDomainComponent getDomain(); |
| 95 | |
| 96 | /* |
| 97 | * (non-Javadoc) |
| 98 | * @see org.eclipse.core.commands.AbstractHandler#execute(org.eclipse.core.commands.ExecutionEvent) |
| 99 | */ |
| 100 | @Override |
| 101 | public Object execute(ExecutionEvent event) throws ExecutionException { |
| 102 | |
| 103 | final IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); |
| 104 | |
| 105 | if (window == null) { |
| 106 | return false; |
| 107 | } |
| 108 | |
| 109 | TargetNodeComponent node = fSession.getTargetNode(); |
| 110 | List<ITraceControlComponent> providers = node.getChildren(TraceProviderGroup.class); |
| 111 | |
| 112 | final IEnableEventsDialog dialog = TraceControlDialogFactory.getInstance().getEnableEventsDialog(); |
| 113 | dialog.setTraceProviderGroup((TraceProviderGroup)providers.get(0)); |
| 114 | dialog.setTraceDomainComponent(getDomain()); |
| 115 | |
| 116 | if (dialog.open() != Window.OK) { |
| 117 | return null; |
| 118 | } |
| 119 | |
| 120 | Job job = new Job(Messages.TraceControl_ChangeEventStateJob) { |
| 121 | @Override |
| 122 | protected IStatus run(IProgressMonitor monitor) { |
| 123 | String errorString = null; |
| 124 | |
| 125 | try { |
| 126 | // Enable tracepoint events |
| 127 | if (dialog.isTracepoints()) { |
| 128 | if (dialog.isAllTracePoints()) { |
| 129 | enableEvents(null, dialog.isKernel(), monitor); |
| 130 | } else { |
| 131 | List<String> eventNames = dialog.getEventNames(); |
| 132 | if (eventNames.size() > 0) { |
| 133 | enableEvents(eventNames, dialog.isKernel(), monitor); |
| 134 | } |
| 135 | } |
| 136 | } |
| 137 | |
| 138 | // Enable syscall events |
| 139 | if (dialog.isAllSysCalls()) { |
| 140 | if (dialog.isAllSysCalls()) { |
| 141 | enableSyscalls(monitor); |
| 142 | } |
| 143 | } |
| 144 | |
| 145 | // Enable dynamic probe |
| 146 | if (dialog.isDynamicProbe()) { |
| 147 | if ((dialog.getProbeEventName() != null && dialog.getProbeName() != null)) { |
| 148 | enableProbe(dialog.getProbeEventName(), false, dialog.getProbeName(), monitor); |
| 149 | } |
| 150 | } |
| 151 | |
| 152 | // Enable dynamic function probe |
| 153 | if (dialog.isDynamicFunctionProbe()) { |
| 154 | if ((dialog.getFunctionEventName() != null) && (dialog.getFunction() != null)) { |
| 155 | enableProbe(dialog.getFunctionEventName(), true, dialog.getFunction(), monitor); |
| 156 | } |
| 157 | } |
| 158 | |
| 159 | // Enable event using a wildcard |
| 160 | if (dialog.isWildcard()) { |
| 161 | List<String> eventNames = dialog.getEventNames(); |
| 162 | eventNames.add(dialog.getWildcard()); |
| 163 | |
| 164 | if (eventNames.size() > 0) { |
| 165 | enableEvents(eventNames, dialog.isKernel(), monitor); |
| 166 | } |
| 167 | } |
| 168 | |
| 169 | // Enable events using log level |
| 170 | if (dialog.isLogLevel()) { |
| 171 | enableLogLevel(dialog.getLogLevelEventName(), dialog.getLogLevelType(), dialog.getLogLevel(), monitor); |
| 172 | } |
| 173 | |
| 174 | } catch (ExecutionException e) { |
| 175 | if (errorString == null) { |
| 176 | errorString = new String(); |
| 177 | } |
| 178 | errorString += e.toString() + "\n"; //$NON-NLS-1$ |
| 179 | } |
| 180 | |
| 181 | // get session configuration in all cases |
| 182 | try { |
| 183 | fSession.getConfigurationFromNode(monitor); |
| 184 | } catch (ExecutionException e) { |
| 185 | if (errorString == null) { |
| 186 | errorString = new String(); |
| 187 | } |
| 188 | errorString += Messages.TraceControl_ListSessionFailure + ": " + e.toString(); //$NON-NLS-1$ |
| 189 | } |
| 190 | |
| 191 | if (errorString != null) { |
| 192 | return new Status(Status.ERROR, LTTngUiPlugin.PLUGIN_ID, errorString); |
| 193 | } |
| 194 | return Status.OK_STATUS; |
| 195 | } |
| 196 | }; |
| 197 | job.setUser(true); |
| 198 | job.schedule(); |
| 199 | |
| 200 | return null; |
| 201 | } |
| 202 | } |