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| # | Location | File | Last Modified |
|---|---|---|---|
| 1 | IV-eHMP_CIF.zip\IMAG_Source\VISA\Java\ImagingBaseWebFacade\main\src\java\gov\va\med\imaging\exchange\business\taglib\image | AbstractImageHRefTag.java | Mon Dec 4 21:35:30 2017 UTC |
| 2 | IV-eHMP_CIF.zip\IMAG_Source\VISA\Java\ImagingBaseWebFacade\main\src\java\gov\va\med\imaging\exchange\business\taglib\image | AbstractImageHRefTag.java | Mon Dec 4 22:01:16 2017 UTC |
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| 1 | /** | |
| 2 | * Package : MAG - Vi stA Imagin g | |
| 3 | * WARNING : Per VHA Directive 2004-038, this routi ne should not be mod ified. | |
| 4 | * Date Cr eated: Feb 4, 2008 | |
| 5 | * Site Na me: Washi ngton OI F ield Offic e, Silver Spring, MD | |
| 6 | * @author
|
|
| 7 | * @versio n 1.0 | |
| 8 | * | |
| 9 | * ------- ---------- ---------- ---------- ---------- ---------- ------- | |
| 10 | * Propert y of the U S Governme nt. | |
| 11 | * No perm ission to copy or re distribute this soft ware is gi ven. | |
| 12 | * Use of unreleased versions of this so ftware req uires the user | |
| 13 | * to exec ute a writ ten test a greement w ith the Vi stA Imagin g | |
| 14 | * Develop ment Offic e of the D epartment of Veteran s Affairs, | |
| 15 | * telepho ne (301) 7 34-0100. | |
| 16 | * | |
| 17 | * The Foo d and Drug Administr ation clas sifies thi s software as | |
| 18 | * a Class II medica l device. As such, it may not be change d | |
| 19 | * in any way. Modi fications to this so ftware may result in an | |
| 20 | * adulter ated medic al device under 21CF R820, the use of whi ch | |
| 21 | * is cons idered to be a viola tion of US Federal S tatutes. | |
| 22 | * ------- ---------- ---------- ---------- ---------- ---------- ------- | |
| 23 | */ | |
| 24 | package go v.va.med.i maging.exc hange.busi ness.tagli b.image; | |
| 25 | ||
| 26 | import gov .va.med.im aging.exch ange.busin ess.Image; | |
| 27 | ||
| 28 | import jav ax.servlet .ServletRe quest; | |
| 29 | import jav ax.servlet .http.Http ServletReq uest; | |
| 30 | import jav ax.servlet .jsp.JspEx ception; | |
| 31 | ||
| 32 | import org .apache.lo gging.log4 j.LogManag er; | |
| 33 | import org .apache.lo gging.log4 j.Logger; | |
| 34 | ||
| 35 | /** | |
| 36 | * This ta g will gen erate a St ring that can be use d as an hr ef to an i mage. | |
| 37 | * It need s, by defa ult, only the applic ation path (servlet mapping ) of the WAI servlet. | |
| 38 | * The ima ge specifi cation is determined by the su rrounding AbstractIm ageTag. | |
| 39 | * The qua lity and a ccept type may be se t using ta g properti es, or if left blank | |
| 40 | * will be defaulted . | |
| 41 | * Derived classes o f this tag specify t he image q uality (Th umbnail, R eference, and Diagno stic). | |
| 42 | * | |
| 43 | * @author
|
|
| 44 | */ | |
| 45 | public abs tract clas s Abstract ImageHRefT ag | |
| 46 | extends Ab stractImag ePropertyT ag | |
| 47 | { | |
| 48 | // a derived class may specify e ither, or both, of t hese keys | |
| 49 | // in the pa thInfoPatt ern | |
| 50 | pr otected fi nal static String im ageUrnPara meterKey = "[imageUr n]"; | |
| 51 | pr otected fi nal static String pa tientIcnPa rameterKey = "[patie ntIcn]"; | |
| 52 | ||
| 53 | pr otected ab stract Str ing getDef aultPathIn foPattern( ); | |
| 54 | ||
| 55 | pr ivate Stri ng host = null; | |
| 56 | pr ivate Stri ng context = null; | |
| 57 | pr ivate Stri ng pathInf oPattern = getDefaul tPathInfoP attern(); | |
| 58 | pr ivate Stri ng protoco lOverride; | |
| 59 | pr ivate Stri ng targetS ite; | |
| 60 | pr ivate bool ean includ eProtocolI nUrl = fal se; | |
| 61 | pr ivate bool ean includ eHostInUrl = false; | |
| 62 | pr ivate bool ean includ eContextIn Url = fals e; | |
| 63 | ||
| 64 | pr ivate Logg er logger = LogManag er.getLogg er(this.ge tClass()); | |
| 65 | ||
| 66 | /* * | |
| 67 | * Set/Get t he host po rtion of t he URL. T his proper ty is opti onal | |
| 68 | * and, if n ot specifi ed will de fault to a null, and will prod uce relati ve | |
| 69 | * reference s. | |
| 70 | * | |
| 71 | * @return | |
| 72 | * / | |
| 73 | pu blic Strin g getHost( ) | |
| 74 | { | |
| 75 | re turn host; | |
| 76 | } | |
| 77 | pu blic void setHost(St ring host) | |
| 78 | { | |
| 79 | th is.host = host; | |
| 80 | } | |
| 81 | ||
| 82 | /* * | |
| 83 | * Set/Get t he context portion o f the URL. This pro perty is o ptional | |
| 84 | * and, if n ot specifi ed will de fault to a null, and will prod uce relati ve | |
| 85 | * reference s. | |
| 86 | * The conte xt MUST st art with a '/' chara cter and m ust not en d with a | |
| 87 | * '/'. Thi s is consi stent with the behav ior of req uest.getCo ntext() | |
| 88 | * | |
| 89 | * The value returned from here must be co nsistent w ith the ge tContext() | |
| 90 | * method of HttpServl etRequest. | |
| 91 | * | |
| 92 | * @return | |
| 93 | * / | |
| 94 | pu blic Strin g getConte xt() | |
| 95 | { | |
| 96 | re turn conte xt == null ? | |
| 97 | null : | |
| 98 | contex t.length() == 0 ? "/ " : | |
| 99 | context. charAt(0) == '/' ? | |
| 100 | context : | |
| 101 | ("/" + c ontext); | |
| 102 | } | |
| 103 | pu blic void setContext (String co ntextBase) | |
| 104 | { | |
| 105 | th is.context = context Base; | |
| 106 | } | |
| 107 | ||
| 108 | /* * | |
| 109 | * The href is formed by substit uting the enclosing image tags identifyi ng informa tion | |
| 110 | * into the UrlRegex s tring. Th e regex sh ould inclu de the fol lowing tag s where th e values | |
| 111 | * are to be substitut ed: | |
| 112 | * <imageUrn > | |
| 113 | * | |
| 114 | * If this p roperty is not speci fied then the follow ing values is used: | |
| 115 | * "<imageUr n>" | |
| 116 | * | |
| 117 | * @return | |
| 118 | * / | |
| 119 | pu blic Strin g getPathI nfoPattern () | |
| 120 | { | |
| 121 | re turn pathI nfoPattern == null | | pathInfo Pattern.le ngth() == 0 ? getDef aultPathIn foPattern( ) : pathIn foPattern; | |
| 122 | } | |
| 123 | pu blic void setPathInf oPattern(S tring urlR egex) | |
| 124 | { | |
| 125 | th is.pathInf oPattern = urlRegex; | |
| 126 | } | |
| 127 | ||
| 128 | /* * | |
| 129 | * If set th en tack "h ttp://" on the front of the UR L. | |
| 130 | * @re turn the i ncludeProt ocolInUrl | |
| 131 | */ | |
| 132 | public boolean i sIncludePr otocolInUr l() | |
| 133 | { | |
| 134 | re turn inclu deProtocol InUrl; | |
| 135 | } | |
| 136 | public void setI ncludeProt ocolInUrl( boolean in cludeProto colInUrl) | |
| 137 | { | |
| 138 | th is.include ProtocolIn Url = incl udeProtoco lInUrl; | |
| 139 | } | |
| 140 | /* * | |
| 141 | * @re turn the i ncludeHost InUrl | |
| 142 | */ | |
| 143 | public boolean i sIncludeHo stInUrl() | |
| 144 | { | |
| 145 | re turn inclu deHostInUr l; | |
| 146 | } | |
| 147 | public void setI ncludeHost InUrl(bool ean includ eHostInUrl ) | |
| 148 | { | |
| 149 | th is.include HostInUrl = includeH ostInUrl; | |
| 150 | } | |
| 151 | /* * | |
| 152 | * If genera teComplete Path is se t then the returned URL will b e fully | |
| 153 | * defined. | |
| 154 | * | |
| 155 | * @re turn the g enerateCom pletePath | |
| 156 | */ | |
| 157 | public boolean i sIncludeCo ntextInUrl () | |
| 158 | { | |
| 159 | re turn inclu deContextI nUrl; | |
| 160 | } | |
| 161 | public void setI ncludeCont extInUrl(b oolean inc ludeContex tInUrl) | |
| 162 | { | |
| 163 | th is.include ContextInU rl = inclu deContextI nUrl; | |
| 164 | } | |
| 165 | ||
| 166 | /* * | |
| 167 | * @re turn the p rotocolOve rride | |
| 168 | */ | |
| 169 | public String ge tProtocolO verride() | |
| 170 | { | |
| 171 | re turn proto colOverrid e; | |
| 172 | } | |
| 173 | public void setP rotocolOve rride(Stri ng protoco lOverride) | |
| 174 | { | |
| 175 | th is.protoco lOverride = protocol Override; | |
| 176 | } | |
| 177 | ||
| 178 | /* * | |
| 179 | * @re turn the t argetSite | |
| 180 | */ | |
| 181 | public String ge tTargetSit e() | |
| 182 | { | |
| 183 | re turn targe tSite; | |
| 184 | } | |
| 185 | public void setT argetSite( String tar getSite) | |
| 186 | { | |
| 187 | th is.targetS ite = targ etSite; | |
| 188 | } | |
| 189 | ||
| 190 | /* * | |
| 191 | * @see gov. va.med.ima ging.excha nge.busine ss.taglib. image.Abst ractImageP ropertyTag #getElemen tValue() | |
| 192 | * / | |
| 193 | @O verride | |
| 194 | pr otected St ring getEl ementValue () | |
| 195 | th rows JspEx ception | |
| 196 | { | |
| 197 | Stri ng request Host = nul l; | |
| 198 | int requestPor t =0; | |
| 199 | Stri ng request Context = null; | |
| 200 | Stri ng protoco l = null; | |
| 201 | ||
| 202 | try | |
| 203 | { | |
| 204 | Serv letRequest servletRe quest = th is.pageCon text.getRe quest(); | |
| 205 | requ estPort = servletReq uest.getLo calPort(); | |
| 206 | prot ocol = ser vletReques t.getProto col(); // e.g. HTTP/1.1 | |
| 207 | if(p rotocol.in dexOf('/') > 0) | |
| 208 | protoc ol = proto col.substr ing(0, pro tocol.inde xOf('/')); | |
| 209 | prot ocol = pro tocol.toLo werCase(); | |
| 210 | ||
| 211 | Http ServletReq uest req = (HttpServ letRequest )servletRe quest; | |
| 212 | requ estContext = req.get ContextPat h(); | |
| 213 | requ estHost = req.getLoc alName(); | |
| 214 | } | |
| 215 | catc h (ClassCa stExceptio n e1) | |
| 216 | { | |
| 217 | logger .warn("Una ble to cas t request to HttpSer vletReques t, tag lib rary expec ts to be r unning ove r HTTP, co ntinuing . .."); | |
| 218 | } | |
| 219 | ||
| 220 | // U RL (in J2E E terms) c onsists of : | |
| 221 | // < protocol>: //<host>:< port>/<con text>/<pat h-info>/<a dditional- path-info> | |
| 222 | // t he context determine s the web app | |
| 223 | // t he path-in fo was mat ched to th e servlet mapping | |
| 224 | // a dditional= path-info is what is left over | |
| 225 | ||
| 226 | // t he path in fo is the portion of the URL t o the righ t of the c ontext, no t includin g the quer y string | |
| 227 | Stri ng pathInf o = buildP athInfo(); | |
| 228 | ||
| 229 | // b uild the p ath to the image ser vlet | |
| 230 | Stri ngBuilder sb = new S tringBuild er(); | |
| 231 | ||
| 232 | if(i sIncludePr otocolInUr l()) | |
| 233 | { | |
| 234 | sb.app end(protoc ol); | |
| 235 | sb.app end("://") ; | |
| 236 | } | |
| 237 | ||
| 238 | // i f the host is explic itly speci fied then append tha t host nam e | |
| 239 | // e lse if Inc ludeHostIn Url is set , append t he host na me of the request | |
| 240 | // e lse do not hing and t he URL wil l be relat ive | |
| 241 | if(g etHost() ! = null ) | |
| 242 | { | |
| 243 | sb.app end(getHos t()); | |
| 244 | } | |
| 245 | else if(isIncl udeHostInU rl()) | |
| 246 | { | |
| 247 | sb.app end(reques tHost); | |
| 248 | sb.app end(":"); | |
| 249 | sb.app end(reques tPort); | |
| 250 | } | |
| 251 | ||
| 252 | // i f the cont ext base i s specifie d then use that valu e | |
| 253 | // e lse if Inc ludeContex tInUrl is set use th e request context | |
| 254 | // e lse use th is request 's context | |
| 255 | if(g etContext( ) != null ) | |
| 256 | sb.app end(getCon text()); | |
| 257 | else if(isIncl udeContext InUrl()) | |
| 258 | sb.app end(reques tContext); | |
| 259 | ||
| 260 | // a ppend a '/ ' if one i s not ther e already and a cont ext was sp ecified | |
| 261 | if(s b.length() != 0 && ' /' != sb.c harAt(sb.l ength()-1) ) | |
| 262 | sb.app end("/"); | |
| 263 | ||
| 264 | // a lways appe nd the pat h info | |
| 265 | sb.a ppend(path Info); | |
| 266 | ||
| 267 | // i f the prot ocol overr ide AND th e target s ite are pr ovided the n | |
| 268 | // t ack them o nto the UR L as query parameter s | |
| 269 | if(g etProtocol Override() != null & & getProto colOverrid e().length () > 0 && | |
| 270 | getTar getSite() != null && getTarget Site().len gth() > 0 ) | |
| 271 | { | |
| 272 | sb.app end("?"); | |
| 273 | sb.app end("proto colOverrid e="); | |
| 274 | sb.app end(getPro tocolOverr ide()); | |
| 275 | sb.app end("&"); | |
| 276 | sb.app end("targe tSite="); | |
| 277 | sb.app end(getTar getSite()) ; | |
| 278 | } | |
| 279 | ||
| 280 | retu rn sb.toSt ring(); | |
| 281 | } | |
| 282 | ||
| 283 | /* * | |
| 284 | * Build the pathInfo portion of the image URL using the patte rn | |
| 285 | * in getPat hInfo and the image URN or the patient I CN values from the | |
| 286 | * ancestor Image elem ent. | |
| 287 | * | |
| 288 | * @re turn | |
| 289 | * @th rows JspEx ception | |
| 290 | */ | |
| 291 | privat e String b uildPathIn fo() | |
| 292 | throws JspExcept ion | |
| 293 | { | |
| 294 | String p athInfo = getPathInf oPattern() ; | |
| 295 | ||
| 296 | Imag e image = this.getIm age(); | |
| 297 | ||
| 298 | if(p athInfo.co ntains(ima geUrnParam eterKey)) | |
| 299 | { | |
| 300 | String imageUrnE xternal = null; | |
| 301 | imageU rnExternal = image.g etImageUrn ().toStrin g(); | |
| 302 | pathIn fo = pathI nfo.replac e(imageUrn ParameterK ey, imageU rnExternal ); | |
| 303 | } | |
| 304 | ||
| 305 | if(p athInfo.co ntains(pat ientIcnPar ameterKey) ) | |
| 306 | { | |
| 307 | String patientIc nExternal = null; | |
| 308 | ||
| 309 | patien tIcnExtern al = image .getPatien tId(); | |
| 310 | pathIn fo = pathI nfo.replac e(patientI cnParamete rKey, pati entIcnExte rnal); | |
| 311 | } | |
| 312 | ||
| 313 | return p athInfo; | |
| 314 | } | |
| 315 | ||
| 316 | } |
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