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

   1 /**********************************************************************
   2  * Copyright (c) 2012, 2013 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.linuxtools.internal.lttng2.core.control.model.impl;
  14
  15 import java.util.ArrayList;
  16 import java.util.Iterator;
  17 import java.util.List;
  18
  19 import org.eclipse.linuxtools.internal.lttng2.core.control.model.IDomainInfo;
  20 import org.eclipse.linuxtools.internal.lttng2.core.control.model.ISessionInfo;
  21 import org.eclipse.linuxtools.internal.lttng2.core.control.model.TraceSessionState;
  22
  23 /**
  24  * <p>
  25  * Implementation of the trace session interface (ISessionInfo) to store session
  26  * related data.
  27  * </p>
  28  *
  29  * @author Bernd Hufmann
  30  */
  31 public class SessionInfo extends TraceInfo implements ISessionInfo {
  32
  33     // ------------------------------------------------------------------------
  34     // Attributes
  35     // ------------------------------------------------------------------------
  36     /**
  37      * The trace session state.
  38      */
  39     private TraceSessionState fState = TraceSessionState.INACTIVE;
  40     /**
  41      * The trace session path for storing traces.
  42      */
  43     private String fSessionPath = ""; //$NON-NLS-1$
  44     /**
  45      * The domains information of this session.
  46      */
  47     private final List<IDomainInfo> fDomains = new ArrayList<IDomainInfo>();
  48     /**
  49      * Flag to indicate whether trace is streamed over network or not.
  50      */
  51     private boolean fIsStreamedTrace = false;
  52
  53     // ------------------------------------------------------------------------
  54     // Constructors
  55     // ------------------------------------------------------------------------
  56     /**
  57      * Constructor
  58      * @param name - name of base event
  59      */
  60     public SessionInfo(String name) {
  61         super(name);
  62     }
  63
  64     /**
  65      * Copy constructor
  66      * @param other - the instance to copy
  67      */
  68     public SessionInfo(SessionInfo other) {
  69         super(other);
  70         fState = other.fState;
  71         fSessionPath = other.fSessionPath;
  72         fIsStreamedTrace = other.fIsStreamedTrace;
  73
  74         for (Iterator<IDomainInfo> iterator = other.fDomains.iterator(); iterator.hasNext();) {
  75             IDomainInfo domain = iterator.next();
  76             if (domain instanceof DomainInfo) {
  77                 fDomains.add(new DomainInfo((DomainInfo)domain));
  78             } else {
  79                 fDomains.add(domain);
  80             }
  81         }
  82     }
  83
  84     // ------------------------------------------------------------------------
  85     // Accessors
  86     // ------------------------------------------------------------------------
  87
  88     @Override
  89     public TraceSessionState getSessionState() {
  90         return fState;
  91     }
  92
  93     @Override
  94     public void setSessionState(TraceSessionState state) {
  95         fState = state;
  96     }
  97
  98     @Override
  99     public void setSessionState(String stateName) {
 100         if (TraceSessionState.INACTIVE.getInName().equals(stateName)) {
 101             fState = TraceSessionState.INACTIVE;
 102         } else if (TraceSessionState.ACTIVE.getInName().equals(stateName)) {
 103             fState = TraceSessionState.ACTIVE;
 104         }
 105     }
 106
 107     @Override
 108     public String getSessionPath() {
 109         return fSessionPath;
 110     }
 111
 112     @Override
 113     public void setSessionPath(String path) {
 114         fSessionPath = path;
 115     }
 116
 117     @Override
 118     public IDomainInfo[] getDomains() {
 119         return fDomains.toArray(new IDomainInfo[fDomains.size()]);
 120     }
 121
 122     @Override
 123     public void setDomains(List<IDomainInfo> domains) {
 124         fDomains.clear();
 125         for (Iterator<IDomainInfo> iterator = domains.iterator(); iterator.hasNext();) {
 126             IDomainInfo domainInfo = iterator.next();
 127             fDomains.add(domainInfo);
 128         }
 129     }
 130
 131     @Override
 132     public boolean isStreamedTrace() {
 133         return fIsStreamedTrace;
 134     }
 135
 136     @Override
 137     public void setStreamedTrace(boolean isStreamedTrace) {
 138         fIsStreamedTrace = isStreamedTrace;
 139     }
 140
 141     // ------------------------------------------------------------------------
 142     // Operations
 143     // ------------------------------------------------------------------------
 144
 145     @Override
 146     public void addDomain(IDomainInfo domainInfo) {
 147         fDomains.add(domainInfo);
 148     }
 149
 150     @Override
 151     public int hashCode() {
 152         final int prime = 31;
 153         int result = super.hashCode();
 154         result = prime * result + fDomains.hashCode();
 155         result = prime * result + (fIsStreamedTrace ? 1231 : 1237);
 156         result = prime * result + ((fSessionPath == null) ? 0 : fSessionPath.hashCode());
 157         result = prime * result + ((fState == null) ? 0 : fState.hashCode());
 158         return result;
 159     }
 160
 161     @Override
 162     public boolean equals(Object obj) {
 163         if (this == obj) {
 164             return true;
 165         }
 166         if (!super.equals(obj)) {
 167             return false;
 168         }
 169         if (getClass() != obj.getClass()) {
 170             return false;
 171         }
 172         SessionInfo other = (SessionInfo) obj;
 173         if (!fDomains.equals(other.fDomains)) {
 174             return false;
 175         }
 176         if (fIsStreamedTrace != other.fIsStreamedTrace) {
 177             return false;
 178         }
 179         if (fSessionPath == null) {
 180             if (other.fSessionPath != null) {
 181                 return false;
 182             }
 183         } else if (!fSessionPath.equals(other.fSessionPath)) {
 184             return false;
 185         }
 186         if (fState != other.fState) {
 187             return false;
 188         }
 189         return true;
 190     }
 191
 192     @SuppressWarnings("nls")
 193     @Override
 194     public String toString() {
 195         StringBuffer output = new StringBuffer();
 196             output.append("[SessionInfo(");
 197             output.append(super.toString());
 198             output.append(",State=");
 199             output.append(fState);
 200             output.append(",isStreamedTrace=");
 201             output.append(fIsStreamedTrace);
 202             output.append(",Domains=");
 203             for (Iterator<IDomainInfo> iterator = fDomains.iterator(); iterator.hasNext();) {
 204                 IDomainInfo domain = iterator.next();
 205                 output.append(domain.toString());
 206             }
 207             output.append(")]");
 208             return output.toString();
 209     }
 210 }