analysis/org.eclipse.tracecompass.analysis.os.linux.core/src/org/eclipse/tracecompass/internal/analysis/os/linux/core/kernel/handlers/KernelEventHandler.java

   1 /*******************************************************************************
   2  * Copyright (c) 2015 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *    Matthew Khouzam - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.tracecompass.internal.analysis.os.linux.core.kernel.handlers;
  14
  15 import org.eclipse.tracecompass.analysis.os.linux.core.trace.IKernelAnalysisEventLayout;
  16 import org.eclipse.tracecompass.statesystem.core.ITmfStateSystemBuilder;
  17 import org.eclipse.tracecompass.statesystem.core.exceptions.AttributeNotFoundException;
  18 import org.eclipse.tracecompass.tmf.core.event.ITmfEvent;
  19
  20 /**
  21  * Base class for all kernel event handlers.
  22  */
  23 public abstract class KernelEventHandler {
  24
  25     private final IKernelAnalysisEventLayout fLayout;
  26
  27     /**
  28      * Constructor
  29      *
  30      * @param layout
  31      *            the analysis layout
  32      */
  33     public KernelEventHandler(IKernelAnalysisEventLayout layout) {
  34         fLayout = layout;
  35     }
  36
  37     /**
  38      * Get the analysis layout
  39      *
  40      * @return the analysis layout
  41      */
  42     protected IKernelAnalysisEventLayout getLayout() {
  43         return fLayout;
  44     }
  45
  46     /**
  47      * Handle a specific kernel event.
  48      *
  49      * @param ss
  50      *            the state system to write to
  51      * @param event
  52      *            the event
  53      * @throws AttributeNotFoundException
  54      *             if the attribute is not yet create
  55      */
  56     public abstract void handleEvent(ITmfStateSystemBuilder ss, ITmfEvent event) throws AttributeNotFoundException;
  57
  58 }