lttng/org.eclipse.tracecompass.lttng2.control.ui/src/org/eclipse/tracecompass/internal/lttng2/control/ui/views/model/impl/TraceProviderGroup.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  *   Bernd Hufmann - Updated for support of LTTng Tools 2.1
  12  **********************************************************************/
  13 package org.eclipse.tracecompass.internal.lttng2.control.ui.views.model.impl;
  14
  15 import java.util.Iterator;
  16 import java.util.List;
  17
  18 import org.eclipse.core.commands.ExecutionException;
  19 import org.eclipse.core.runtime.IProgressMonitor;
  20 import org.eclipse.tracecompass.internal.lttng2.control.core.model.TraceDomainType;
  21 import org.eclipse.tracecompass.internal.lttng2.control.core.model.IBaseEventInfo;
  22 import org.eclipse.tracecompass.internal.lttng2.control.core.model.IUstProviderInfo;
  23 import org.eclipse.tracecompass.internal.lttng2.control.ui.views.messages.Messages;
  24 import org.eclipse.tracecompass.internal.lttng2.control.ui.views.model.ITraceControlComponent;
  25
  26 /**
  27  * <p>
  28  * Implementation of the trace provider group.
  29  * </p>
  30  *
  31  * @author Bernd Hufmann
  32  */
  33 public class TraceProviderGroup extends TraceControlComponent {
  34     // ------------------------------------------------------------------------
  35     // Constants
  36     // ------------------------------------------------------------------------
  37     /**
  38      * Path to icon file for this component.
  39      */
  40     public static final String TRACE_PROVIDERS_ICON_FILE = "icons/obj16/providers.gif"; //$NON-NLS-1$
  41
  42     // ------------------------------------------------------------------------
  43     // Attributes
  44     // ------------------------------------------------------------------------
  45
  46     // ------------------------------------------------------------------------
  47     // Constructors
  48     // ------------------------------------------------------------------------
  49     /**
  50      * Constructor
  51      * @param name - the name of the component.
  52      * @param parent - the parent of this component.
  53      */
  54     public TraceProviderGroup(String name, ITraceControlComponent parent) {
  55         super(name, parent);
  56         setImage(TRACE_PROVIDERS_ICON_FILE);
  57     }
  58
  59     // ------------------------------------------------------------------------
  60     // Accessors
  61     // ------------------------------------------------------------------------
  62
  63     // ------------------------------------------------------------------------
  64     // Operations
  65     // ------------------------------------------------------------------------
  66
  67     /**
  68      * Gets the provider information from the target node.
  69      * @param monitor - a progress monitor
  70      * @throws ExecutionException If the command fails
  71      */
  72     public void getProviderFromNode(IProgressMonitor monitor) throws ExecutionException {
  73
  74         List<IBaseEventInfo> eventInfos = getControlService().getKernelProvider(monitor);
  75
  76         if (!eventInfos.isEmpty()) {
  77             KernelProviderComponent component = new KernelProviderComponent(Messages.TraceControl_KernelProviderDisplayName, this);
  78             addChild(component);
  79             component.setEventInfo(eventInfos);
  80         }
  81
  82         List<IUstProviderInfo> allProviders = getControlService().getUstProvider(monitor);
  83
  84         for (Iterator<IUstProviderInfo> iterator = allProviders.iterator(); iterator.hasNext();) {
  85             IUstProviderInfo ustProviderInfo = iterator.next();
  86             UstProviderComponent ustComponent = new UstProviderComponent(ustProviderInfo.getName(), this);
  87             addChild(ustComponent);
  88             ustComponent.setUstProvider(ustProviderInfo);
  89         }
  90     }
  91
  92     /**
  93      * Returns whether the kernel provider is available or not
  94      * @return <code>true</code> if kernel provide is available or <code>false</code>
  95      */
  96     public boolean hasKernelProvider() {
  97         List<ITraceControlComponent> kernelList = getChildren(KernelProviderComponent.class);
  98         return !kernelList.isEmpty();
  99     }
 100
 101     /**
 102      * Returns if node supports filtering of events
 103      * @param domain - the domain type ({@link TraceDomainType})
 104      * @return <code>true</code> if node supports filtering else <code>false</code>
 105      */
 106     public boolean isEventFilteringSupported(TraceDomainType domain) {
 107         return ((TargetNodeComponent)getParent()).isEventFilteringSupported(domain);
 108     }
 109
 110     /**
 111      * Checks if enabling of per syscall event is supported
 112      *
 113      * @return <code>true</code> if enabling of per syscall event is supported else <code>false</code>
 114      */
 115     public boolean isPerSyscallEventsSupported() {
 116         return ((TargetNodeComponent) getParent()).isPerSyscallEventsSupported();
 117     }
 118 }
 119