org.eclipse.linuxtools.tmf.core/src/org/eclipse/linuxtools/tmf/core/event/TmfEventPropertySource.java

   1 /*******************************************************************************
   2  * Copyright (c) 2012, 2013 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are made
   5  * 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  *   Patrick Tasse - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.core.event;
  14
  15 import java.util.ArrayList;
  16 import java.util.List;
  17
  18 import org.eclipse.linuxtools.tmf.core.timestamp.ITmfTimestamp;
  19 import org.eclipse.ui.views.properties.IPropertyDescriptor;
  20 import org.eclipse.ui.views.properties.IPropertySource;
  21 import org.eclipse.ui.views.properties.PropertyDescriptor;
  22
  23 /**
  24  * Property source for events
  25  *
  26  * @since 2.0
  27  */
  28 public class TmfEventPropertySource implements IPropertySource {
  29
  30     private static final String ID_TIMESTAMP = "event_timestamp"; //$NON-NLS-1$
  31     private static final String ID_SOURCE = "event_source"; //$NON-NLS-1$
  32     private static final String ID_TYPE = "event_type"; //$NON-NLS-1$
  33     private static final String ID_REFERENCE = "event_reference"; //$NON-NLS-1$
  34     private static final String ID_CONTENT = "event_content"; //$NON-NLS-1$
  35     private static final String NAME_TIMESTAMP = "Timestamp"; //$NON-NLS-1$
  36     private static final String NAME_SOURCE = "Source"; //$NON-NLS-1$
  37     private static final String NAME_TYPE = "Type"; //$NON-NLS-1$
  38     private static final String NAME_REFERENCE = "Reference"; //$NON-NLS-1$
  39     private static final String NAME_CONTENT = "Content"; //$NON-NLS-1$
  40
  41     private ITmfEvent fEvent;
  42
  43     private class TimestampPropertySource implements IPropertySource {
  44         private static final String ID_TIMESTAMP_VALUE = "timestamp_value"; //$NON-NLS-1$
  45         private static final String ID_TIMESTAMP_SCALE = "timestamp_scale"; //$NON-NLS-1$
  46         private static final String ID_TIMESTAMP_PRECISION = "timestamp_precision"; //$NON-NLS-1$
  47         private static final String NAME_TIMESTAMP_VALUE = "value"; //$NON-NLS-1$
  48         private static final String NAME_TIMESTAMP_SCALE = "scale"; //$NON-NLS-1$
  49         private static final String NAME_TIMESTAMP_PRECISION = "precision"; //$NON-NLS-1$
  50
  51         private ITmfTimestamp fTimestamp;
  52
  53         public TimestampPropertySource(ITmfTimestamp timestamp) {
  54             fTimestamp = timestamp;
  55         }
  56
  57         @Override
  58         public Object getEditableValue() {
  59             return fTimestamp.toString();
  60         }
  61
  62         @Override
  63         public IPropertyDescriptor[] getPropertyDescriptors() {
  64             IPropertyDescriptor[] descriptors = new IPropertyDescriptor[3];
  65             descriptors[0] = new PropertyDescriptor(ID_TIMESTAMP_VALUE, NAME_TIMESTAMP_VALUE);
  66             descriptors[1] = new PropertyDescriptor(ID_TIMESTAMP_SCALE, NAME_TIMESTAMP_SCALE);
  67             descriptors[2] = new PropertyDescriptor(ID_TIMESTAMP_PRECISION, NAME_TIMESTAMP_PRECISION);
  68             return descriptors;
  69         }
  70
  71         @Override
  72         public Object getPropertyValue(Object id) {
  73             if (id.equals(ID_TIMESTAMP_VALUE)) {
  74                 return Long.toString(fTimestamp.getValue());
  75             } else if (id.equals(ID_TIMESTAMP_SCALE)) {
  76                 return Integer.toString(fTimestamp.getScale());
  77             } else if (id.equals(ID_TIMESTAMP_PRECISION)) {
  78                 return Integer.toString(fTimestamp.getPrecision());
  79             }
  80             return null;
  81         }
  82
  83         @Override
  84         public boolean isPropertySet(Object id) {
  85             return false;
  86         }
  87
  88         @Override
  89         public void resetPropertyValue(Object id) {
  90         }
  91
  92         @Override
  93         public void setPropertyValue(Object id, Object value) {
  94         }
  95     }
  96
  97     private class ContentPropertySource implements IPropertySource {
  98         private ITmfEventField fContent;
  99
 100         public ContentPropertySource(ITmfEventField content) {
 101             fContent = content;
 102         }
 103
 104         @Override
 105         public Object getEditableValue() {
 106             return fContent.toString();
 107         }
 108
 109         @Override
 110         public IPropertyDescriptor[] getPropertyDescriptors() {
 111             List<IPropertyDescriptor> descriptors= new ArrayList<IPropertyDescriptor>(fContent.getFields().length);
 112             for (ITmfEventField field : fContent.getFields()) {
 113                 if (field != null) {
 114                     descriptors.add(new PropertyDescriptor(field, field.getName()));
 115                 }
 116             }
 117             return descriptors.toArray(new IPropertyDescriptor[0]);
 118         }
 119
 120         @Override
 121         public Object getPropertyValue(Object id) {
 122             ITmfEventField field = (ITmfEventField) id;
 123             if (field.getFields() != null && field.getFields().length > 0) {
 124                 return new ContentPropertySource(field);
 125             }
 126             return field.getValue();
 127         }
 128
 129         @Override
 130         public boolean isPropertySet(Object id) {
 131             return false;
 132         }
 133
 134         @Override
 135         public void resetPropertyValue(Object id) {
 136         }
 137
 138         @Override
 139         public void setPropertyValue(Object id, Object value) {
 140         }
 141     }
 142
 143     /**
 144      * Default constructor
 145      *
 146      * @param event the event
 147      */
 148     public TmfEventPropertySource(ITmfEvent event) {
 149         super();
 150         this.fEvent = event;
 151     }
 152
 153     @Override
 154     public Object getEditableValue() {
 155         return null;
 156     }
 157
 158     @Override
 159     public IPropertyDescriptor[] getPropertyDescriptors() {
 160         IPropertyDescriptor[] descriptors = new IPropertyDescriptor[5];
 161         descriptors[0] = new PropertyDescriptor(ID_TIMESTAMP, NAME_TIMESTAMP);
 162         descriptors[1] = new PropertyDescriptor(ID_SOURCE, NAME_SOURCE);
 163         descriptors[2] = new PropertyDescriptor(ID_TYPE, NAME_TYPE);
 164         descriptors[3] = new PropertyDescriptor(ID_REFERENCE, NAME_REFERENCE);
 165         descriptors[4] = new PropertyDescriptor(ID_CONTENT, NAME_CONTENT);
 166         return descriptors;
 167     }
 168
 169     @Override
 170     public Object getPropertyValue(Object id) {
 171         if (id.equals(ID_TIMESTAMP) && fEvent.getTimestamp() != null) {
 172             return new TimestampPropertySource(fEvent.getTimestamp());
 173         } else if (id.equals(ID_SOURCE) && fEvent.getSource() != null) {
 174             return fEvent.getSource().toString();
 175         } else if (id.equals(ID_TYPE) && fEvent.getType() != null) {
 176             return fEvent.getType().toString();
 177         } else if (id.equals(ID_REFERENCE) && fEvent.getReference() != null) {
 178             return fEvent.getReference().toString();
 179         } else if (id.equals(ID_CONTENT) && fEvent.getContent() != null) {
 180             return new ContentPropertySource(fEvent.getContent());
 181         }
 182         return null;
 183     }
 184
 185     @Override
 186     public boolean isPropertySet(Object id) {
 187         return false;
 188     }
 189
 190     @Override
 191     public void resetPropertyValue(Object id) {
 192     }
 193
 194     @Override
 195     public void setPropertyValue(Object id, Object value) {
 196     }
 197
 198 }