125. EPMO Open Source Coordination Office Redaction File Detail Report

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125.1 Files compared

# Location File Last Modified
1 IV-eHMP_CIF.zip\IMAG_Source\VISA\Java\CoreValueObjects\main\src\java\gov\va\med\imaging\exchange BaseTimedCache.java Mon Dec 4 21:34:36 2017 UTC
2 IV-eHMP_CIF.zip\IMAG_Source\VISA\Java\CoreValueObjects\main\src\java\gov\va\med\imaging\exchange BaseTimedCache.java Mon Dec 4 21:58:44 2017 UTC

125.2 Comparison summary

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125.3 Comparison options

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125.5 Comparison detail

  1   /**
  2    * 
  3     Package:  MAG - Vis tA Imaging
  4     WARNING:  Per VHA D irective 2 004-038, t his routin e should n ot be modi fied.
  5     Date Cre ated: Dec  26, 2006
  6     Site Nam e:  Washin gton OI Fi eld Office , Silver S pring, MD
  7       Developer:          
WERFEJ
  8     Descript ion: 
  9           Ba se timed c ache. Hold s cached i tems and i mplements  the TimerT ask.run()  event to p urge cache  items aft er a desir ed amount  of time.
  10  
  11           ;;  +-------- ---------- ---------- ---------- ---------- ---------- ---------- +
  12           ;;  Property  of the US  Government .
  13           ;;  No permis sion to co py or redi stribute t his softwa re is give n.
  14           ;;  Use of un released v ersions of  this soft ware requi res the us er
  15           ;;   to execu te a writt en test ag reement wi th the Vis tA Imaging
  16           ;;   Developm ent Office  of the De partment o f Veterans  Affairs,
  17           ;;   telephon e (301) 73 4-0100.
  18           ;;
  19           ;;  The Food  and Drug A dministrat ion classi fies this  software a s
  20           ;;  a Class I I medical  device.  A s such, it  may not b e changed
  21           ;;  in any wa y.  Modifi cations to  this soft ware may r esult in a n
  22           ;;  adulterat ed medical  device un der 21CFR8 20, the us e of which
  23           ;;  is consid ered to be  a violati on of US F ederal Sta tutes.
  24           ;;  +-------- ---------- ---------- ---------- ---------- ---------- ---------- +
  25  
  26    */
  27   package go v.va.med.i maging.exc hange;
  28  
  29   import jav a.util.Col lection;
  30   import jav a.util.Ite rator;
  31   import jav a.util.Map ;
  32   import jav a.util.Tim erTask;
  33   import jav a.util.con current.Co ncurrentHa shMap;
  34  
  35   import org .apache.lo gging.log4 j.LogManag er;
  36   import org .apache.lo gging.log4 j.Logger;
  37  
  38   import gov .va.med.im aging.Read WriteLockC ollections ;
  39   import gov .va.med.im aging.core .interface s.ITimedCa che;
  40  
  41   /**
  42    * Base ti med cache.  Holds cac hed items  and implem ents the T imerTask.r un() event  to purge  cache item s after a  desired am ount of ti me.
  43    * 
  44    * @author         
WERFEJ
  45    *
  46    */
  47   public cla ss BaseTim edCache<K,  BaseTimed CacheValue Item> exte nds TimerT ask implem ents ITime dCache{
  48           
  49           pr otected Ma p map = nu ll;
  50           pr otected lo ng retenti onPeriod;
  51           pr ivate Stri ng parentC lassName;
  52           
  53           pr ivate Logg er logger  = LogManag er.getLogg er(getClas s());
  54  
  55           pu blic BaseT imedCache( String par ent) {
  56                    supe r();
  57                    this .parentCla ssName = p arent;
  58                    rete ntionPerio d = 1000 *  60 * 15;  // 15 minu tes
  59                    try  {
  60                             map =  (Map<K, Ba seTimedCac heValueIte m>)ReadWri teLockColl ections.re adWriteLoc kMap(new C oncurrentH ashMap<K,  BaseTimedC acheValueI tem>());
  61                    }
  62                    catc h(Exceptio n eX) {
  63                             map =  null;
  64                             eX.pri ntStackTra ce();
  65                    }                 
  66           }
  67  
  68           /*  (non-Java doc)
  69            *  @see gov. va.med.ima ging.excha nge.broker .interface s.ITimedCa che#purgeE xpiredCach eItems()
  70            * /
  71           pu blic void  purgeExpir edCacheIte ms() {
  72                    long  expiredTi me = Syste m.currentT imeMillis( ) - retent ionPeriod;
  73                    
  74                    Coll ection<gov .va.med.im aging.exch ange.BaseT imedCacheV alueItem>  cacheItems  = map.val ues();
  75                    logg er.debug(p arentClass Name + " c ache has [ " + cacheI tems.size( ) + "] ite ms, about  to purge e xpired ite ms");
  76                    int  removedIte mCount = 0 ;
  77                    Iter ator<gov.v a.med.imag ing.exchan ge.BaseTim edCacheVal ueItem> ca cheIter =  cacheItems .iterator( );
  78                    whil e(cacheIte r.hasNext( )) {
  79                             gov.va .med.imagi ng.exchang e.BaseTime dCacheValu eItem item  = cacheIt er.next();
  80                             if(ite m.getRefre shTime() <  expiredTi me) 
  81                             {
  82                                      cacheIte r.remove() ;
  83                                      removedI temCount++ ;
  84                             }
  85                    }        
  86                    logg er.debug(" Removed '"  + removed ItemCount  + "' items  from " +  parentClas sName + "  cache");
  87           }
  88  
  89           /*  (non-Java doc)
  90            *  @see java .util.Time rTask#run( )
  91            * /
  92           @O verride
  93           pu blic void  run() {
  94                    logg er.debug(p arentClass Name + ".r un() [" +  parentClas sName + "] , purging  expired ca che items" );
  95                    purg eExpiredCa cheItems() ;
  96           }
  97  
  98           /*  (non-Java doc)
  99            *  @see gov. va.med.ima ging.excha nge.broker .interface s.ITimedCa che#getIte m(java.lan g.Object)
  100            * /
  101           pu blic gov.v a.med.imag ing.exchan ge.BaseTim edCacheVal ueItem get Item(Objec t key) {
  102                    retu rn (gov.va .med.imagi ng.exchang e.BaseTime dCacheValu eItem)map. get(key);
  103           }
  104  
  105           /*  (non-Java doc)
  106            *  @see gov. va.med.ima ging.excha nge.broker .interface s.ITimedCa che#update Item(gov.v a.med.imag ing.exchan ge.broker. BaseTimedC acheValueI tem)
  107            * /
  108           pu blic void  updateItem (gov.va.me d.imaging. exchange.B aseTimedCa cheValueIt em object)  {
  109                    obje ct.updateR efreshTime ();
  110                    map. put(object .getKey(),  object);
  111           }
  112  
  113           /*  (non-Java doc)
  114            *  @see gov. va.med.ima ging.excha nge.broker .interface s.ITimedCa che#update Items(gov. va.med.ima ging.excha nge.broker .BaseTimed CacheValue Item[])
  115            * /
  116           pu blic void  updateItem s(gov.va.m ed.imaging .exchange. BaseTimedC acheValueI tem[] obje cts) {
  117                    for( int i = 0;  i < objec ts.length;  i++) {
  118                             update Item(objec ts[i]);
  119                    }                 
  120           }
  121  
  122           /*  (non-Java doc)
  123            *  @see gov. va.med.ima ging.excha nge.broker .interface s.ITimedCa che#setRet entionPeri od(long)
  124            * /
  125           pu blic void  setRetenti onPeriod(l ong period ) {
  126                    rete ntionPerio d = period ;
  127           }
  128   }

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