org.eclipse.linuxtools.lttng.ui.tests/stubs/org/eclipse/linuxtools/lttng/stubs/LTTngEventParserStub.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  *   Francois Chouinard - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.lttng.stubs;
  14
  15 import java.io.IOException;
  16
  17 import org.eclipse.linuxtools.lttng.core.event.LttngEvent;
  18 import org.eclipse.linuxtools.tmf.core.event.ITmfEvent;
  19 import org.eclipse.linuxtools.tmf.core.parser.ITmfEventParser;
  20 import org.eclipse.linuxtools.tmf.core.trace.ITmfTrace;
  21 import org.eclipse.linuxtools.tmf.core.trace.TmfContext;
  22
  23 /**
  24  * <b><u>TmfEventParserStub</u></b>
  25  * <p>
  26  * TODO: Implement me. Please.
  27  */
  28 public class LTTngEventParserStub implements ITmfEventParser<LttngEvent> {
  29
  30     /* (non-Javadoc)
  31      * @see org.eclipse.linuxtools.tmf.core.parser.ITmfEventParser#parseNextEvent(org.eclipse.linuxtools.tmf.core.trace.ITmfTrace, org.eclipse.linuxtools.tmf.core.trace.TmfContext)
  32      */
  33     @Override
  34     public ITmfEvent parseNextEvent(ITmfTrace<LttngEvent> stream, TmfContext context)
  35                     throws IOException {
  36         // TODO Auto-generated method stub
  37         return null;
  38     }
  39
  40 //    // ========================================================================
  41 //    // Attributes
  42 //    // ========================================================================
  43 //
  44 //      private final int NB_FORMATS = 10;
  45 //    private final TmfEventFormat[] fFormats;
  46 //
  47 //    // ========================================================================
  48 //    // Constructors
  49 //    // ========================================================================
  50 //
  51 //    public LTTngEventParserStub() {
  52 //      fFormats = new TmfEventFormat[NB_FORMATS];
  53 //      for (int i = 0; i < NB_FORMATS; i++) {
  54 //              Vector<String> format = new Vector<String>();
  55 //              for (int j = 1; j <= i; j++) {
  56 //                      format.add(new String("Fmt-" + i + "-Fld-" + j));
  57 //              }
  58 //              String[] fields = new String[i];
  59 //              fFormats[i] = new TmfEventFormat(format.toArray(fields));
  60 //      }
  61 //    }
  62 //
  63 //    // ========================================================================
  64 //    // Accessors
  65 //    // ========================================================================
  66 //
  67 //    // ========================================================================
  68 //    // Operators
  69 //    // ========================================================================
  70 //
  71 //    /* (non-Javadoc)
  72 //     * @see org.eclipse.linuxtools.tmf.eventlog.ITmfEventParser#parseNextEvent()
  73 //     */
  74 //    static final String typePrefix = "Type-";
  75 //    public TmfEvent parseNextEvent(ITmfTrace eventStream, TmfTraceContext context) throws IOException {
  76 //
  77 //        if (! (eventStream instanceof LTTngTraceStub)) {
  78 //            return null;
  79 //        }
  80 //
  81 //              // Highly inefficient...
  82 //              RandomAccessFile stream = ((LTTngTraceStub) eventStream).getStream();
  83 //              String name = eventStream.getName();
  84 //              name = name.substring(name.lastIndexOf('/') + 1);
  85 //
  86 //              synchronized(stream) {
  87 //              long location = 0;
  88 //              if (context != null)
  89 //                      location = (Long) (context.getLocation());
  90 //              stream.seek(location);
  91 //
  92 //              try {
  93 //                      // Read the individual fields
  94 //                      long ts       = stream.readLong();
  95 //                      String source = stream.readUTF();
  96 //                      String type   = stream.readUTF();
  97 //                      @SuppressWarnings("unused")
  98 //                      int reference = stream.readInt();
  99 //
 100 //                      // Read the event parts
 101 //                      int typeIndex  = Integer.parseInt(type.substring(typePrefix.length()));
 102 //                      String[] fields = new String[typeIndex];
 103 //                      for (int i = 0; i < typeIndex; i++) {
 104 //                              fields[i] = stream.readUTF();
 105 //                      }
 106 //
 107 //                      // Format the content from the individual fields
 108 //                      String content = "[";
 109 //                      if (typeIndex > 0) {
 110 //                              content += fields[0];
 111 //                      }
 112 //                      for (int i = 1; i < typeIndex; i++) {
 113 //                              content += ", " + fields[i];
 114 //                      }
 115 //                      content += "]";
 116 //
 117 //                      // Update the context
 118 //                      context.setLocation(stream.getFilePointer());
 119 //                      context.incrIndex();
 120 //                              try {
 121 //                                      long ts2 = stream.readLong();
 122 //                              context.setTimestamp(new LTTngTimestampStub(ts2));
 123 //                      } catch (EOFException e) {
 124 //                              context.setTimestamp(null);
 125 //              }
 126 //
 127 //                      // Create the event
 128 //                              TmfEvent event = new TmfEvent(
 129 //                                              new LTTngTimestampStub(ts),
 130 //                                              new TmfEventSource(source),
 131 //                                              new TmfEventType(type, fFormats[typeIndex]),
 132 //                                              new TmfEventContent(content, fFormats[typeIndex]),
 133 //                                              new TmfEventReference(name));
 134 //
 135 //                              return event;
 136 //
 137 //              } catch (EOFException e) {
 138 //                      context.setTimestamp(null);
 139 //              }
 140 //        }
 141 //        return null;
 142 //    }
 143
 144 }