56. EPMO Open Source Coordination Office Redaction File Detail Report

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56.1 Files compared

#	Location	File	Last Modified
1	IV-eHMP_CIF.zip\IMAG_Source\VISA\Java\CacheImpl\main\src\java\gov\va\med\server	CacheResourceReferenceFactory.java	Mon Dec 4 21:34:16 2017 UTC
2	IV-eHMP_CIF.zip\IMAG_Source\VISA\Java\CacheImpl\main\src\java\gov\va\med\server	CacheResourceReferenceFactory.java	Mon Dec 4 21:57:40 2017 UTC

56.2 Comparison summary

Description	Between Files 1 and 2
Description	Text Blocks	Lines
Unchanged	2	352
Changed	1	2
Inserted	0	0
Removed	0	0

56.3 Comparison options

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56.4 Active regular expressions

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56.5 Comparison detail

	1	package go v.va.med.s erver;
	2
	3	import gov .va.med.im aging.stor age.cache. Cache;
	4	import gov .va.med.im aging.stor age.cache. CacheManag er;
	5	import gov .va.med.im aging.stor age.cache. exceptions .CacheExce ption;
	6	import gov .va.med.im aging.stor age.cache. impl.Cache ManagerImp l;
	7
	8	import jav a.util.Has htable;
	9
	10	import jav ax.managem ent.MBeanE xception;
	11	import jav ax.naming. Context;
	12	import jav ax.naming. Name;
	13	import jav ax.naming. Reference;
	14	import jav ax.naming. spi.Object Factory;
	15
	16	import org .apache.lo gging.log4 j.LogManag er;
	17	import org .apache.lo gging.log4 j.Logger;
	18
	19	/**
	20	* This cl ass implem ents the J NDI SPI Ob jectFactor y interfac e, providi ng a way
	21	* to crea te Cache i nstances a nd make th em availab le as
	22	* Resourc es. The ap p server m ay create many copie s of the c lass, howe ver only
	23	* one ins tance of t he cache ( and cache manager) s hould be c reated.
	24	*
	25	* @author BECKEC
	26	*
	27	*/
	28	public cla ss CacheRe sourceRefe renceFacto ry
	29	implements ObjectFac tory
	30	{
	31	pu blic final static St ring CACHE _MANAGER_N AME = "Cac heManager" ;
	32	pr ivate stat ic final L ogger logg er = LogMa nager.getL ogger(Cach eResourceR eferenceFa ctory.clas s);
	33
	34	pu blic Cache ResourceRe ferenceFac tory()
	35	{
	36	try
	37	{
	38	regist erServerLi fecycleLis tener();
	39	}
	40	catc h (MBeanEx ception e)
	41	{
	42	e.prin tStackTrac e();
	43	throw new Except ionInIniti alizerErro r();
	44	}
	45	catc h (CacheEx ception e)
	46	{
	47	e.prin tStackTrac e();
	48	throw new Except ionInIniti alizerErro r();
	49	}
	50	}
	51
	52	pr ivate stat ic boolean lifecycle ListenerRe gistered = false;
	53	pr ivate stat ic synchro nized void registerS erverLifec ycleListen er()
	54	th rows MBean Exception, CacheExce ption
	55	{
	56	if( ! lifecycl eListenerR egistered)
	57	{
	58	Server AdapterImp l.getSingl eton().add ServerLife cycleListe ner( Cache ManagerImp l.getSingl eton() );
	59	lifecy cleListene rRegistere d = true;
	60	}
	61	}
	62
	63	/* *
	64	* @param ob j
	65	* The poss ibly null object con taining lo cation or reference
	66	* informat ion that c an be used in creati ng an obje ct
	67	* @param na me
	68	* The name of this o bject rela tive to <c ode>nameCt x</code>
	69	* @param na meCtx
	70	* The cont ext relati ve to whic h the <cod e>name</co de> parame ter
	71	* is speci fied, or < code>null< /code> if <code>name </code> is
	72	* relative to the de fault init ial contex t
	73	* @param en vironment
	74	* The poss ibly null environmen t that is used in cr eating thi s
	75	* object
	76	*
	77	* For the following element in server.xm l: <Resour ce
	78	* auth="Co ntainer"
	79	* descript ion="Core applicatio n (Spring) context"
	80	* name="Co reRouterCo ntext"
	81	* type="or g.springfr amework.co ntext.Appl icationCon text"
	82	* instance -name="Cor eRouterCon text"
	83	* factory= "gov.va.me d.server.t omcat.Core RouterCont extFactory " />
	84	*
	85	* nameCts = 'org.apa che.naming .NamingCon text@787d6 a'
	86	* name.toS tring = 'I magingExch angeCache'
	87	*
	88	* Referenc e factory
	89	* classnam e[org.apac he.naming. factory.Re sourceFact ory], fact ory
	90	* class lo cation [nu ll] RefAdd r type [de scription] = [Cachin g
	91	* mechanis m for ViXS ] RefAddr type [scop e] = [Shar eable] Ref Addr
	92	* type [au th] = [Con tainer] Re fAddr type [factory] =
	93	* [gov.va. med.imagin g.storage. cache.impl .tomcat.Ca cheFactory ]
	94	*
	95	* javax.na ming.Name [.ImagingE xchangeCac he]
	96	* /
	97	@O verride
	98	pu blic Objec t getObjec tInstance(
	99	Obje ct obj,
	100	Name name,
	101	Cont ext nameCt x,
	102	Hash table<?, ? > environm ent)
	103	th rows Excep tion
	104	{
	105	// W e only kno w how to d eal with < code>javax .naming.Re ference</c ode>s
	106	// t hat specif y a class name of "g ov.va.med. imaging.st orage.cach e.Cache"
	107	if ( (obj == nu ll) \|\| !(o bj instanc eof Refere nce))
	108	return null;
	109
	110	Refe rence refe rence = (R eference) obj;
	111
	112	// T he propert ies of the Reference instance come from the server .xml
	113	// f ile, Resou rce elemen t:
	114	// < Resource
	115	// a uth="Conta iner"
	116	// d escription ="VIX Cach e"
	117	// n ame="Imagi ngExchange Cache"
	118	// s cope="Shar eable"
	119	// t ype="gov.v a.med.imag ing.storag e.cache.Ca che"
	120	// i nstance-na me="CoreRo uterContex t"
	121	// f actory="go v.va.med.i maging.sto rage.cache .impl.Cach eManagerIm pl"/>
	122
	123	Stri ng referen ceClassNam e = refere nce.getCla ssName();
	124	Clas s<?> refer enceClass = null;
	125
	126	try
	127	{
	128	refere nceClass = reference ClassName == null ? null : Cla ss.forName (reference ClassName) ;
	129	}
	130	catc h (Excepti on e)
	131	{
	132	logger .warn("Una ble to val idate retu rned value is expect ed type '"
	133	+ refere nceClassNa me
	134	+ "', co ntinuing b ut ClassCa stExceptio ns may be thrown lat er.");
	135	}
	136
	137	Cach eManager c acheManage r = CacheM anagerImpl .getSingle ton();
	138
	139	Stri ng cacheNa me = name. toString() ;
	140	if(C ACHE_MANAG ER_NAME.eq ualsIgnore Case(cache Name))
	141	{
	142	logger .info("Ret urning ref erence to cache mana ger "
	143	+ getCla ss().getSi mpleName()
	144	+ " getO bjectInsta nce(Refere nce, '" + cacheName + "', '"
	145	+ nameCt x.toString () + ", .. .) ");
	146
	147	if(ref erenceClas s != null && !refere nceClass.i sInstance( cacheManag er) )
	148	{
	149	logger.e rror("Retu rned value is NOT ex pected typ e '"
	150	+ referenc eClassName
	151	+ "', retu rning null .");
	152	return n ull;
	153	}
	154
	155	return cacheMana ger;
	156	}
	157	else
	158	{
	159	logger .info("Ret urning ref erence to cache inst ance "
	160	+ getCla ss().getSi mpleName()
	161	+ " getO bjectInsta nce(Refere nce, '" + cacheName + "', '"
	162	+ nameCt x.toString () + ", .. .) ");
	163
	164	Cache cache = ca cheManager .getCache( cacheName) ;
	165
	166	if(ref erenceClas s != null && !refere nceClass.i sInstance( cache) )
	167	{
	168	logger.e rror("Retu rned value is NOT ex pected typ e '"
	169	+ referenc eClassName
	170	+ "', retu rning null .");
	171	return n ull;
	172	}
	173
	174	return cache;
	175	}
	176	}
	177	}