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| # | Location | File | Last Modified |
|---|---|---|---|
| 1 | v12.5_iter_7_build 51.zip\TRM_Upgrade\src\main\java\gov\va\med\fw\report\data | ReportDataIterator.java | Fri Dec 7 17:36:40 2018 UTC |
| 2 | v12.5_iter_7_build 51.zip\TRM_Upgrade\src\main\java\gov\va\med\fw\report\data | ReportDataIterator.java | Wed Dec 12 19:46:45 2018 UTC |
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| 1 | /********* ********** ********** ********** ********** ********** ********* | |
| 2 | * Copyrii ght 2004 V HA. All ri ghts reser ved | |
| 3 | ********* ********** ********** ********** ********** ********** *********/ | |
| 4 | // Package | |
| 5 | package go v.va.med.f w.report.d ata; | |
| 6 | ||
| 7 | // Java cl asses | |
| 8 | import jav a.io.Seria lizable; | |
| 9 | import jav a.util.Arr ayList; | |
| 10 | import jav a.util.Lis t; | |
| 11 | ||
| 12 | import org .hibernate .Scrollabl eResults; | |
| 13 | ||
| 14 | import gov .va.med.fw .report.Re portConfig uration; | |
| 15 | ||
| 16 | /** | |
| 17 | * Provide s an inter face to it erate thro ugh a repo rt data's result set | |
| 18 | * | |
| 19 | * Project : Framewor k</br> Cre ated on: 5 :26:54 PM </br> | |
| 20 | * | |
| 21 | * @author DN S
|
|
| 22 | */ | |
| 23 | public cla ss ReportD ataIterato r implemen ts Seriali zable { | |
| 24 | ||
| 25 | /* * | |
| 26 | * An instan ce of seri alVersionU ID | |
| 27 | * / | |
| 28 | pr ivate stat ic final l ong serial VersionUID = -436569 6853678795 611L; | |
| 29 | ||
| 30 | /* * | |
| 31 | * A default size of a result se t. 100 rec ords in a list | |
| 32 | * / | |
| 33 | pr ivate stat ic final i nt PAGE_SI ZE = 100; | |
| 34 | ||
| 35 | /* * | |
| 36 | * An instan ce of a re port crite ria encaps ulating qu ery parame ters | |
| 37 | * / | |
| 38 | pr ivate Repo rtConfigur ation repo rtConfig = null; | |
| 39 | ||
| 40 | /* * | |
| 41 | * An instan ce of repo rtDAO | |
| 42 | * / | |
| 43 | pr ivate Repo rtDataDAO reportDAO = null; | |
| 44 | ||
| 45 | pr ivate List resultPag e = null; | |
| 46 | ||
| 47 | pr ivate int pageStart = Integer. MAX_VALUE; | |
| 48 | pr ivate int pageEnd = Integer.MI N_VALUE; | |
| 49 | pr ivate int pageSize = PAGE_SIZE ; | |
| 50 | // private i nt resultP ageDelta = 0; | |
| 51 | ||
| 52 | pr ivate Scro llableResu lts scroll ableResult s = null; | |
| 53 | ||
| 54 | /* * | |
| 55 | * A default construct or | |
| 56 | * | |
| 57 | * @param pr ovider | |
| 58 | * @param co nfig | |
| 59 | * / | |
| 60 | pu blic Repor tDataItera tor(Report DataDAO da o, ReportC onfigurati on config) { | |
| 61 | this (dao, conf ig, PAGE_S IZE); | |
| 62 | } | |
| 63 | ||
| 64 | /* * | |
| 65 | * A default construct or | |
| 66 | * | |
| 67 | * @param da o | |
| 68 | * @param co nfig | |
| 69 | * @param pa geSize | |
| 70 | * / | |
| 71 | pu blic Repor tDataItera tor(Report DataDAO da o, ReportC onfigurati on config, int pageS ize) { | |
| 72 | supe r(); | |
| 73 | this .reportDAO = dao; | |
| 74 | this .reportCon fig = conf ig; | |
| 75 | this .pageSize = pageSize ; | |
| 76 | } | |
| 77 | ||
| 78 | /* * | |
| 79 | * @see gov. va.med.fw. report.dat a.DataIter ator#getRe cord(int) | |
| 80 | * / | |
| 81 | pu blic final Object ge tRecord(in t index) t hrows Repo rtDataExce ption { | |
| 82 | ||
| 83 | if ( this.resul tPage == n ull || ind ex < pageS tart || in dex > page End) { | |
| 84 | this.r esultPage = getRecor ds(index, this.pageS ize); | |
| 85 | } | |
| 86 | ||
| 87 | Obje ct result = null; | |
| 88 | int pos = inde x - pageSt art; | |
| 89 | if ( this.resul tPage != n ull && thi s.resultPa ge.size() > pos) { | |
| 90 | result = this.re sultPage.g et(pos); | |
| 91 | } el se { | |
| 92 | // clo se the scr ollable re sult set | |
| 93 | if (sc rollableRe sults != n ull) { | |
| 94 | scrollab leResults. close(); | |
| 95 | scrollab leResults = null; | |
| 96 | } | |
| 97 | } | |
| 98 | retu rn result; | |
| 99 | } | |
| 100 | ||
| 101 | /* * | |
| 102 | * @see gov. va.med.fw. report.dat a.DataIter ator#getRe cords(int, int) | |
| 103 | * / | |
| 104 | pu blic List getRecords (int first Record, in t maxRecor ds) throws ReportDat aException { | |
| 105 | ||
| 106 | if ( scrollable Results == null) { | |
| 107 | scroll ableResult s = getRep ortDAO().g etResults( this.getRe portConfig uration()) ; | |
| 108 | } | |
| 109 | if ( resultPage == null) { | |
| 110 | result Page = new ArrayList (maxRecord s); | |
| 111 | } | |
| 112 | ||
| 113 | resu ltPage.cle ar(); | |
| 114 | ||
| 115 | if ( scrollable Results != null) { | |
| 116 | int to tal = 0; | |
| 117 | while (scrollabl eResults.n ext()) { | |
| 118 | total++; | |
| 119 | resultPa ge.add((sc rollableRe sults.get( ))); | |
| 120 | if (tota l == maxRe cords) { | |
| 121 | break; | |
| 122 | } | |
| 123 | } | |
| 124 | } | |
| 125 | ||
| 126 | // t his.result PageDelta = queryRes ults insta nceof Post ProcessedL ist ? | |
| 127 | // ( (PostProce ssedList)q ueryResult s).getDelt aInSize() : 0; | |
| 128 | this .pageStart = firstRe cord; | |
| 129 | this .pageEnd = firstReco rd + resul tPage.size () - 1; | |
| 130 | retu rn resultP age; | |
| 131 | } | |
| 132 | ||
| 133 | /* * | |
| 134 | * @return R eturns the reportDAO . | |
| 135 | * / | |
| 136 | pu blic Repor tDataDAO g etReportDA O() { | |
| 137 | retu rn reportD AO; | |
| 138 | } | |
| 139 | ||
| 140 | /* * | |
| 141 | * @return R eturns the report co nfiguratio n | |
| 142 | * / | |
| 143 | pu blic Repor tConfigura tion getRe portConfig uration() { | |
| 144 | retu rn this.re portConfig ; | |
| 145 | } | |
| 146 | ||
| 147 | /* * | |
| 148 | * @return R eturns the pageSize. | |
| 149 | * / | |
| 150 | pu blic int g etPageSize () { | |
| 151 | retu rn pageSiz e; | |
| 152 | } | |
| 153 | ||
| 154 | @O verride | |
| 155 | pr otected vo id finaliz e() throws Throwable { | |
| 156 | // T ODO Auto-g enerated m ethod stub | |
| 157 | supe r.finalize (); | |
| 158 | repo rtConfig = null; | |
| 159 | repo rtDAO = nu ll; | |
| 160 | resu ltPage = n ull; | |
| 161 | if ( scrollable Results != null) { | |
| 162 | scroll ableResult s.close(); | |
| 163 | scroll ableResult s = null; | |
| 164 | } | |
| 165 | } | |
| 166 | } |
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