org.eclipse.linuxtools.lttng.ui/src/org/eclipse/linuxtools/lttng/ui/views/control/model/impl/TraceSessionGroup.java

   1 /**********************************************************************
   2  * Copyright (c) 2012 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.lttng.ui.views.control.model.impl;
  13
  14 import org.eclipse.core.commands.ExecutionException;
  15 import org.eclipse.core.runtime.IProgressMonitor;
  16 import org.eclipse.core.runtime.NullProgressMonitor;
  17 import org.eclipse.linuxtools.lttng.ui.views.control.model.ISessionInfo;
  18 import org.eclipse.linuxtools.lttng.ui.views.control.model.ITraceControlComponent;
  19
  20 /**
  21  * <b><u>TraceSessionGroup</u></b>
  22  * <p>
  23  * Implementation of the trace session group.
  24  * </p>
  25  */
  26 public class TraceSessionGroup extends TraceControlComponent {
  27     // ------------------------------------------------------------------------
  28     // Constants
  29     // ------------------------------------------------------------------------
  30     /**
  31      * Path to icon file for this component.
  32      */
  33     public static final String TRACE_SESSIONS_ICON_FILE = "icons/obj16/sessions.gif"; //$NON-NLS-1$
  34
  35     // ------------------------------------------------------------------------
  36     // Attributes
  37     // ------------------------------------------------------------------------
  38
  39     // ------------------------------------------------------------------------
  40     // Constructors
  41     // ------------------------------------------------------------------------
  42     /**
  43      * Constructor
  44      * @param name - the name of the component.
  45      * @param parent - the parent of this component.
  46      */
  47     public TraceSessionGroup(String name, ITraceControlComponent parent) {
  48         super(name, parent);
  49         setImage(TRACE_SESSIONS_ICON_FILE);
  50     }
  51
  52     // ------------------------------------------------------------------------
  53     // Accessors
  54     // ------------------------------------------------------------------------
  55
  56     // ------------------------------------------------------------------------
  57     // Operations
  58     // ------------------------------------------------------------------------
  59     /**
  60      * Retrieves the sessions information from the node.
  61      * @throws ExecutionException
  62      */
  63     public void getSessionsFromNode() throws ExecutionException {
  64         getSessionsFromNode(new NullProgressMonitor());
  65     }
  66
  67     /**
  68      * Retrieves the sessions information from the node.
  69      * @param monitor - a progress monitor
  70      * @throws ExecutionException
  71      */
  72     public void getSessionsFromNode(IProgressMonitor monitor) throws ExecutionException {
  73         String[] sessionNames = getControlService().getSessionNames(monitor);
  74         for (int i = 0; i < sessionNames.length; i++) {
  75             TraceSessionComponent session = new TraceSessionComponent(sessionNames[i], this);
  76             addChild(session);
  77             session.getConfigurationFromNode(monitor);
  78         }
  79     }
  80
  81     /**
  82      * Creates a session with given session name and location.
  83      * @param sessionName - a session name to create
  84      * @param sessionPath - a path for storing the traces (use null for default)
  85      * @return the session information
  86      * throws ExecutionExecption
  87      */
  88     public void createSession(final String sessionName, final String sessionPath) throws ExecutionException {
  89         createSession(sessionName, sessionPath, new NullProgressMonitor());
  90     }
  91
  92     /**
  93      * Creates a session with given session name and location.
  94      * @param sessionName - a session name to create
  95      * @param sessionPath - a path for storing the traces (use null for default)
  96      * @Param monitor - a progress monitor
  97      * @return the session information
  98      * throws ExecutionExecption
  99      */
 100     public void createSession(final String sessionName, final String sessionPath, IProgressMonitor monitor) throws ExecutionException {
 101         ISessionInfo sessionInfo = getControlService().createSession(sessionName, sessionPath, monitor);
 102         if (sessionInfo != null) {
 103             TraceSessionComponent session = new TraceSessionComponent(sessionInfo.getName(), TraceSessionGroup.this);
 104             addChild(session);
 105             session.getConfigurationFromNode(monitor);
 106         }
 107     }
 108
 109     /**
 110      * Destroys a session with given session name.
 111      * @param sessionName - a session name to destroy
 112      * throws ExecutionExecption
 113      */
 114     public void destroySession(final String sessionName) throws ExecutionException {
 115         destroySession(sessionName, new NullProgressMonitor());
 116     }
 117
 118     /**
 119      * Destroys a session with given session name.
 120      * @param sessionName - a session name to destroy
 121      * @param monitor - a progress monitor
 122      * throws ExecutionExecption
 123      */
 124     public void destroySession(final String sessionName, IProgressMonitor monitor) throws ExecutionException {
 125         getControlService().destroySession(sessionName, monitor);
 126         ITraceControlComponent session = getChild(sessionName);
 127         session.removeAllChildren();
 128         removeChild(session);
 129     }
 130 }