org.eclipse.linuxtools.lttng.core/src/org/eclipse/linuxtools/lttng/core/state/model/LttngSoftIRQState.java

   1 /*******************************************************************************
   2  * Copyright (c) 2009 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  *   Alvaro Sanchez-Leon (alvsan09@gmail.com) - Initial API and implementation
  11  *******************************************************************************/
  12 package org.eclipse.linuxtools.lttng.core.state.model;
  13
  14 /**
  15  * <b>LttvSoftIRQState</b>
  16  *
  17  * @author alvaro
  18  *
  19  */
  20 public class LttngSoftIRQState implements Cloneable {
  21
  22         // ========================================================================
  23         // Data
  24         // =======================================================================
  25         private Long pending = null;
  26         private Long running = null;
  27
  28         // ========================================================================
  29         // Constructor
  30         // =======================================================================
  31         public LttngSoftIRQState() {
  32                 pending = 0L;
  33                 running = 0L;
  34         }
  35
  36     @Override
  37         public LttngSoftIRQState clone() {
  38         LttngSoftIRQState newState = null;
  39
  40         try {
  41             newState = (LttngSoftIRQState)super.clone();
  42
  43             // *** IMPORTANT ***
  44             // Basic type in java are immutable!
  45                         // Thus, using assignment ("=") on basic type is CORRECT,
  46             //  but we should ALWAYS use "new" or "clone()" on "non basic" type
  47             newState.pending = this.pending;
  48             newState.running = this.running;
  49         }
  50         catch ( CloneNotSupportedException e ) {
  51             System.out.println("Cloning failed with : " + e.getMessage() ); //$NON-NLS-1$
  52         }
  53
  54         return newState;
  55     }
  56
  57         // ========================================================================
  58         // Methods
  59         // =======================================================================
  60         /**
  61          * @param pending
  62          *            the pending to set
  63          */
  64         public void setPending(Long pending) {
  65                 this.pending = pending;
  66         }
  67
  68         /**
  69          * @return the pending
  70          */
  71         public Long getPending() {
  72                 return pending;
  73         }
  74
  75         /**
  76          * @param running
  77          *            the running to set
  78          */
  79         public void setRunning(Long running) {
  80                 this.running = running;
  81         }
  82
  83         /**
  84          * @return the running
  85          */
  86         public Long getRunning() {
  87                 return running;
  88         }
  89
  90         public void reset() {
  91                 pending = 0L;
  92                 running = 0L;
  93         }
  94
  95         public void incrementRunning() {
  96                 running ++;
  97         }
  98
  99         public void incrementPending() {
 100                 pending ++;
 101         }
 102
 103         public void decrementRunning() {
 104                 if (running > 0L) {
 105                         running--;
 106                 }
 107         }
 108
 109         public void decrementPending() {
 110                 if (pending > 0L) {
 111                         pending--;
 112                 }
 113         }
 114 }