org.eclipse.linuxtools.lttng2.control.core/src/org/eclipse/linuxtools/internal/lttng2/control/core/model/impl/BaseEventInfo.java

   1 /**********************************************************************
   2  * Copyright (c) 2012, 2014 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  *   Bernd Hufmann - Initial API and implementation
  11  **********************************************************************/
  12 package org.eclipse.linuxtools.internal.lttng2.control.core.model.impl;
  13
  14 import java.util.ArrayList;
  15 import java.util.Iterator;
  16 import java.util.List;
  17
  18 import org.eclipse.linuxtools.internal.lttng2.control.core.model.IBaseEventInfo;
  19 import org.eclipse.linuxtools.internal.lttng2.control.core.model.IFieldInfo;
  20 import org.eclipse.linuxtools.internal.lttng2.control.core.model.TraceEventType;
  21 import org.eclipse.linuxtools.internal.lttng2.control.core.model.TraceLogLevel;
  22
  23 /**
  24 * <p>
  25 * Implementation of the basic trace event interface (IEventInfo) to store event
  26 * related data.
  27 * </p>
  28 *
  29 * @author Bernd Hufmann
  30 */
  31 public class BaseEventInfo extends TraceInfo implements IBaseEventInfo {
  32
  33     // ------------------------------------------------------------------------
  34     // Attributes
  35     // ------------------------------------------------------------------------
  36     /**
  37      * The trace event type.
  38      */
  39     private TraceEventType fEventType = TraceEventType.UNKNOWN;
  40     /**
  41      * The trace log level.
  42      */
  43     private TraceLogLevel fLogLevel = TraceLogLevel.TRACE_DEBUG;
  44     /**
  45      * The Event fields
  46      */
  47     private final List<IFieldInfo> fFields = new ArrayList<>();
  48     /**
  49      * The filter expression.
  50      */
  51     private String fFilterExpression;
  52
  53     // ------------------------------------------------------------------------
  54     // Constructors
  55     // ------------------------------------------------------------------------
  56     /**
  57      * Constructor
  58      * @param name - name of base event
  59      */
  60     public BaseEventInfo(String name) {
  61         super(name);
  62     }
  63
  64     /**
  65      * Copy constructor
  66      * @param other - the instance to copy
  67      */
  68     public BaseEventInfo(BaseEventInfo other) {
  69         super(other);
  70         fEventType = other.fEventType;
  71         fLogLevel = other.fLogLevel;
  72         for (Iterator<IFieldInfo> iterator = other.fFields.iterator(); iterator.hasNext();) {
  73             IFieldInfo field = iterator.next();
  74             if (field instanceof FieldInfo) {
  75                 fFields.add(new FieldInfo((FieldInfo)field));
  76             } else {
  77                 fFields.add(field);
  78             }
  79         }
  80         fFilterExpression = other.fFilterExpression;
  81     }
  82
  83     // ------------------------------------------------------------------------
  84     // Accessors
  85     // ------------------------------------------------------------------------
  86
  87     @Override
  88     public TraceEventType getEventType() {
  89         return fEventType;
  90     }
  91
  92     @Override
  93     public void setEventType(TraceEventType type) {
  94         fEventType = type;
  95     }
  96
  97     @Override
  98     public void setEventType(String typeName) {
  99         if(TraceEventType.TRACEPOINT.getInName().equalsIgnoreCase(typeName)) {
 100             fEventType = TraceEventType.TRACEPOINT;
 101         } else if(TraceEventType.SYSCALL.getInName().equalsIgnoreCase(typeName)) {
 102             fEventType = TraceEventType.SYSCALL;
 103         } else if (TraceEventType.PROBE.getInName().equalsIgnoreCase(typeName)) {
 104             fEventType = TraceEventType.PROBE;
 105         } else if (TraceEventType.FUNCTION.getInName().equalsIgnoreCase(typeName)) {
 106             fEventType = TraceEventType.FUNCTION;
 107         } else {
 108             fEventType = TraceEventType.UNKNOWN;
 109         }
 110     }
 111
 112     @Override
 113     public TraceLogLevel getLogLevel() {
 114         return fLogLevel;
 115     }
 116
 117     @Override
 118     public void setLogLevel(TraceLogLevel level) {
 119         fLogLevel = level;
 120     }
 121
 122     @Override
 123     public void setLogLevel(String levelName) {
 124         fLogLevel = TraceLogLevel.valueOfString(levelName);
 125     }
 126
 127     @Override
 128     public IFieldInfo[] getFields() {
 129         return fFields.toArray(new IFieldInfo[fFields.size()]);
 130     }
 131
 132     @Override
 133     public void addField(IFieldInfo field) {
 134         fFields.add(field);
 135     }
 136
 137     @Override
 138     public void setFields(List<IFieldInfo> fields) {
 139         fFields.clear();
 140         for (Iterator<IFieldInfo> iterator = fields.iterator(); iterator.hasNext();) {
 141             IFieldInfo fieldInfo = iterator.next();
 142             fFields.add(fieldInfo);
 143         }
 144     }
 145
 146     @Override
 147     public String getFilterExpression() {
 148         return fFilterExpression;
 149     }
 150
 151     @Override
 152     public void setFilterExpression(String filter) {
 153         fFilterExpression = filter;
 154     }
 155
 156     @Override
 157     public int hashCode() {
 158         final int prime = 31;
 159         int result = super.hashCode();
 160         result = prime * result + ((fEventType == null) ? 0 : fEventType.hashCode());
 161         result = prime * result + fFields.hashCode();
 162         result = prime * result + ((fFilterExpression == null) ? 0 : fFilterExpression.hashCode());
 163         result = prime * result + ((fLogLevel == null) ? 0 : fLogLevel.hashCode());
 164         return result;
 165     }
 166
 167     @Override
 168     public boolean equals(Object obj) {
 169         if (this == obj) {
 170             return true;
 171         }
 172         if (!super.equals(obj)) {
 173             return false;
 174         }
 175         if (getClass() != obj.getClass()) {
 176             return false;
 177         }
 178         BaseEventInfo other = (BaseEventInfo) obj;
 179         if (fEventType != other.fEventType) {
 180             return false;
 181         }
 182         if (!fFields.equals(other.fFields)) {
 183             return false;
 184         }
 185         if (fFilterExpression == null) {
 186             if (other.fFilterExpression != null) {
 187                 return false;
 188             }
 189         } else if (!fFilterExpression.equals(other.fFilterExpression)) {
 190             return false;
 191         }
 192         if (fLogLevel != other.fLogLevel) {
 193             return false;
 194         }
 195         return true;
 196     }
 197
 198     @SuppressWarnings("nls")
 199     @Override
 200     public String toString() {
 201         StringBuffer output = new StringBuffer();
 202             output.append("[BaseEventInfo(");
 203             output.append(super.toString());
 204             output.append(",type=");
 205             output.append(fEventType);
 206             output.append(",level=");
 207             output.append(fLogLevel);
 208             if (!fFields.isEmpty()) {
 209                 output.append(",Fields=");
 210                 for (Iterator<IFieldInfo> iterator = fFields.iterator(); iterator.hasNext();) {
 211                     IFieldInfo field = iterator.next();
 212                     output.append(field.toString());
 213                 }
 214             }
 215             if (fFilterExpression != null) {
 216                 output.append(",Filter=");
 217                 output.append(fFilterExpression);
 218             }
 219             output.append(")]");
 220             return output.toString();
 221     }
 222
 223 }