org.eclipse.linuxtools.lttng.core/src/org/eclipse/linuxtools/lttng/event/LttngEventType.java

   1 /*******************************************************************************
   2  * Copyright (c) 2009 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  *   William Bourque (wbourque@gmail.com) - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.lttng.event;
  14
  15 import org.eclipse.linuxtools.tmf.event.*;
  16
  17 /**
  18  * <b><u>LttngEventType</u></b><p>
  19  *
  20  * Lttng specific implementation of the TmfEventType.<p>
  21  *
  22  * This implementation add some attributes to the basic Tmf object.
  23  */
  24 public class LttngEventType extends TmfEventType {
  25
  26     private static final String DEFAULT_TYPE_ID = "Kernel Trace"; //$NON-NLS-1$
  27     // These should match the column names in LTTng Events Table
  28     public static final String TIMESTAMP_LABEL = "Timestamp"; //$NON-NLS-1$
  29     public static final String TRACE_LABEL = "Trace"; //$NON-NLS-1$
  30     public static final String MARKER_LABEL = "Marker"; //$NON-NLS-1$
  31     public static final String CONTENT_LABEL = "Content"; //$NON-NLS-1$
  32     private static final String[] DEFAULT_LABELS = {
  33         TIMESTAMP_LABEL, TRACE_LABEL, MARKER_LABEL, CONTENT_LABEL
  34     };
  35     public static final LttngEventType DEFAULT_EVENT_TYPE = new LttngEventType(DEFAULT_TYPE_ID, DEFAULT_LABELS);
  36
  37     private String tracefileName    = null;
  38     private Long   cpuId            = null;
  39     private String markerName       = null;
  40     private int markerId            = -1;
  41
  42     /**
  43      * Default Constructor.<p>
  44      *
  45      */
  46     public LttngEventType() {
  47         super();
  48     }
  49
  50     /**
  51      * Default Constructor.<p>
  52      *
  53      */
  54     public LttngEventType(String typeId, String[] labels) {
  55         super(typeId, labels);
  56     }
  57
  58     /**
  59      * Constructor with parameters.<p>
  60      *
  61      * @param thisTracefileName         Tracefile (channel) name in Ltt
  62      * @param thisMarkerName            Marker name in LTT
  63      * @param thisMarkerfieldsName  MarkerFields related to this marker
  64      */
  65     public LttngEventType(String thisTracefileName, Long thisCpuId, String thisMarkerName, int thisMarkerId, String[] thisMarkerfieldsName) {
  66         super( thisTracefileName + "/" + thisCpuId + "/" + thisMarkerName, thisMarkerfieldsName); //$NON-NLS-1$ //$NON-NLS-2$
  67
  68         tracefileName   = thisTracefileName;
  69         cpuId           = thisCpuId;
  70         markerName      = thisMarkerName;
  71         markerId        = thisMarkerId;
  72     }
  73
  74     /**
  75      * Copy constructor.<p>
  76      *
  77      * @param oldType   Type we want to copy from
  78      */
  79     public LttngEventType(LttngEventType oldType) {
  80         this(oldType.tracefileName, oldType.cpuId, oldType.markerName, oldType.markerId, oldType.getLabels());
  81     }
  82
  83
  84     public String getTracefileName() {
  85         return tracefileName;
  86     }
  87
  88     public Long getCpuId() {
  89         return cpuId;
  90     }
  91
  92     public String getMarkerName() {
  93         return markerName;
  94     }
  95
  96     public int getMarkerId() {
  97         return markerId;
  98     }
  99
 100     /**
 101      * toString() method.
 102      *
 103      * @return TypeId (channel/marker) of the object
 104      */
 105     @Override
 106     @SuppressWarnings("nls")
 107         public String toString() {
 108         // *** TODO ***
 109         // This is used as-it in the events view, so we won't change its format.
 110         //  ...but maybe we should?
 111         return tracefileName + "/" + cpuId.toString() + "/" + markerName;
 112     }
 113
 114     @Override
 115         public LttngEventType clone() {
 116         LttngEventType clone = (LttngEventType) super.clone();
 117                 clone.tracefileName = new String(tracefileName);
 118                 clone.cpuId         = new Long(cpuId);
 119                 clone.markerName    = new String(markerName);
 120                 clone.markerId      = markerId;
 121         return clone;
 122     }
 123
 124 }