| /******************************************************************************* |
| * Copyright (c) 2016 École Polytechnique de Montréal |
| * |
| * 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 |
| *******************************************************************************/ |
| |
| package org.eclipse.tracecompass.internal.analysis.os.linux.core.inputoutput.handlers; |
| |
| import org.eclipse.tracecompass.analysis.os.linux.core.event.aspect.LinuxTidAspect; |
| import org.eclipse.tracecompass.analysis.os.linux.core.trace.IKernelAnalysisEventLayout; |
| import org.eclipse.tracecompass.internal.analysis.os.linux.core.inputoutput.InputOutputStateProvider; |
| import org.eclipse.tracecompass.internal.analysis.os.linux.core.kernel.handlers.KernelEventHandler; |
| import org.eclipse.tracecompass.statesystem.core.ITmfStateSystemBuilder; |
| import org.eclipse.tracecompass.statesystem.core.exceptions.AttributeNotFoundException; |
| import org.eclipse.tracecompass.tmf.core.event.ITmfEvent; |
| import org.eclipse.tracecompass.tmf.core.trace.TmfTraceUtils; |
| |
| /** |
| * System call entry handler |
| * |
| * @author Houssem Daoud |
| */ |
| public class SysEntryHandler extends KernelEventHandler { |
| |
| /** |
| * Constructor |
| * |
| * @param layout |
| * event layout |
| */ |
| public SysEntryHandler(IKernelAnalysisEventLayout layout) { |
| super(layout); |
| } |
| |
| @Override |
| public void handleEvent(ITmfStateSystemBuilder ss, ITmfEvent event) throws AttributeNotFoundException { |
| long ts = event.getTimestamp().getValue(); |
| String eventName = event.getName(); |
| |
| Integer tid = TmfTraceUtils.resolveIntEventAspectOfClassForEvent(event.getTrace(), LinuxTidAspect.class, event); |
| if (tid == null) { |
| return; |
| } |
| int threadSyscallQuark = ss.getQuarkRelativeAndAdd(InputOutputStateProvider.getNodeSyscalls(ss), String.valueOf(tid)); |
| ss.modifyAttribute(ts, eventName, threadSyscallQuark); |
| } |
| } |