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