Java tutorial
/******************************************************************************* * HELIUM V, Open Source ERP software for sustained success * at small and medium-sized enterprises. * Copyright (C) 2004 - 2014 HELIUM V IT-Solutions GmbH * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published * by the Free Software Foundation, either version 3 of theLicense, or * (at your option) any later version. * * According to sec. 7 of the GNU Affero General Public License, version 3, * the terms of the AGPL are supplemented with the following terms: * * "HELIUM V" and "HELIUM 5" are registered trademarks of * HELIUM V IT-Solutions GmbH. The licensing of the program under the * AGPL does not imply a trademark license. Therefore any rights, title and * interest in our trademarks remain entirely with us. If you want to propagate * modified versions of the Program under the name "HELIUM V" or "HELIUM 5", * you may only do so if you have a written permission by HELIUM V IT-Solutions * GmbH (to acquire a permission please contact HELIUM V IT-Solutions * at trademark@heliumv.com). * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * * Contact: developers@heliumv.com ******************************************************************************/ package com.lp.server.fertigung.fastlanereader; import java.awt.Color; import java.math.BigDecimal; import java.rmi.RemoteException; import java.util.Iterator; import java.util.List; import java.util.Locale; import javax.swing.Icon; import org.hibernate.Query; import org.hibernate.ScrollableResults; import org.hibernate.Session; import org.hibernate.SessionFactory; import com.lp.server.artikel.service.ArtikelfehlmengeDto; import com.lp.server.fertigung.fastlanereader.generated.FLRLosistmaterial; import com.lp.server.fertigung.fastlanereader.generated.FLRLossollmaterial; import com.lp.server.fertigung.service.FertigungFac; import com.lp.server.system.service.LocaleFac; import com.lp.server.system.service.MandantFac; import com.lp.server.system.service.ParameterFac; import com.lp.server.system.service.ParametermandantDto; import com.lp.server.util.Facade; import com.lp.server.util.fastlanereader.FLRSessionFactory; import com.lp.server.util.fastlanereader.UseCaseHandler; import com.lp.server.util.fastlanereader.service.query.FilterBlock; import com.lp.server.util.fastlanereader.service.query.FilterKriterium; import com.lp.server.util.fastlanereader.service.query.QueryParameters; import com.lp.server.util.fastlanereader.service.query.QueryResult; import com.lp.server.util.fastlanereader.service.query.SortierKriterium; import com.lp.server.util.fastlanereader.service.query.TableInfo; import com.lp.util.EJBExceptionLP; import com.lp.util.Helper; /** * <p> * Hier wird die FLR Funktionalitaet fuer das Losmaterial implementiert. * </p> * <p> * Copright Logistik Pur Software GmbH (c) 2004-2007 * </p> * <p> * Erstellungsdatum 21.07.2005 * </p> * <p> * </p> * * @author Martin Bluehweis * @version 1.0 */ public class LossollmaterialHandler extends UseCaseHandler { /** * */ private static final long serialVersionUID = 1L; private static final String FLR_LOSMAT = "flrlossollmaterial."; private static final String FLR_LOSMAT_FROM_CLAUSE = " from FLRLossollmaterial flrlossollmaterial "; private boolean bFehlmengeStattPreis = false; public QueryResult getPageAt(Integer rowIndex) throws EJBExceptionLP { QueryResult result = null; SessionFactory factory = FLRSessionFactory.getFactory(); Session session = null; try { int colCount = getTableInfo().getColumnClasses().length; int startIndex = Math.max(rowIndex.intValue() - (PAGE_SIZE / 2), 0); int endIndex = startIndex + PAGE_SIZE - 1; session = factory.openSession(); String queryString = "SELECT flrlossollmaterial,(SELECT distinct s.artikel_i_id FROM FLRArtikelsperren as s WHERE s.artikel_i_id=flrlossollmaterial.flrartikel.i_id) as sperren from FLRLossollmaterial flrlossollmaterial " + this.buildWhereClause() + this.buildOrderByClause(); Query query = session.createQuery(queryString); query.setFirstResult(startIndex); query.setMaxResults(PAGE_SIZE); List<?> resultList = query.list(); Iterator<?> resultListIterator = resultList.iterator(); Object[][] rows = new Object[resultList.size()][colCount]; int row = 0; int col = 0; while (resultListIterator.hasNext()) { Object[] o = (Object[]) resultListIterator.next(); FLRLossollmaterial losmat = (FLRLossollmaterial) o[0]; rows[row][col++] = losmat.getI_id(); if (Helper.short2boolean(losmat.getB_nachtraeglich())) { rows[row][col++] = "N"; } else { rows[row][col++] = "S"; } rows[row][col++] = losmat.getFlrartikel().getC_nr(); rows[row][col++] = getArtikelFac() .artikelFindByPrimaryKeySmall(losmat.getFlrartikel().getI_id(), theClientDto) .formatBezeichnung(); rows[row][col++] = losmat.getN_menge(); // erledigte Menge BigDecimal bdAusgegeben = new BigDecimal(0); for (Iterator<?> iter = losmat.getIstmaterialset().iterator(); iter.hasNext();) { FLRLosistmaterial item = (FLRLosistmaterial) iter.next(); if (Helper.short2boolean(item.getB_abgang()) == true) { bdAusgegeben = bdAusgegeben.add(item.getN_menge()); } else { bdAusgegeben = bdAusgegeben.subtract(item.getN_menge()); } } rows[row][col++] = bdAusgegeben; ArtikelfehlmengeDto artikelfehlmengeDto = getFehlmengeFac() .artikelfehlmengeFindByBelegartCNrBelegartPositionIIdOhneExc(LocaleFac.BELEGART_LOS, losmat.getI_id()); if (bFehlmengeStattPreis) { if (Helper.short2boolean(losmat.getB_nachtraeglich()) && artikelfehlmengeDto == null) { rows[row][col++] = null; } else { rows[row][col++] = losmat.getN_menge().subtract(bdAusgegeben); } } else { rows[row][col++] = losmat.getN_sollpreis(); } if (artikelfehlmengeDto != null) { rows[row][col++] = "F"; } else { rows[row][col++] = ""; } if (o[1] != null) { rows[row][col++] = LocaleFac.STATUS_GESPERRT; } else { rows[row][col++] = null; } if (losmat.getLossollmaterial_i_id_original() != null) { rows[row][col++] = new Color(89, 188, 41); } else { rows[row][col++] = null; } row++; col = 0; } result = new QueryResult(rows, this.getRowCount(), startIndex, endIndex, 0); } catch (Exception e) { throw new EJBExceptionLP(EJBExceptionLP.FEHLER_FLR, e); } finally { closeSession(session); } return result; } protected long getRowCountFromDataBase() { long rowCount = 0; SessionFactory factory = FLRSessionFactory.getFactory(); Session session = null; try { session = factory.openSession(); String queryString = "select count(*) " + this.getFromClause() + this.buildWhereClause(); Query query = session.createQuery(queryString); List<?> rowCountResult = query.list(); if (rowCountResult != null && rowCountResult.size() > 0) { rowCount = ((Long) rowCountResult.get(0)).longValue(); } } catch (Exception e) { throw new EJBExceptionLP(EJBExceptionLP.FEHLER, e); } finally { closeSession(session); } return rowCount; } /** * builds the where clause of the HQL (Hibernate Query Language) statement * using the current query. * * @return the HQL where clause. */ private String buildWhereClause() { StringBuffer where = new StringBuffer(""); if (this.getQuery() != null && this.getQuery().getFilterBlock() != null && this.getQuery().getFilterBlock().filterKrit != null) { FilterBlock filterBlock = this.getQuery().getFilterBlock(); FilterKriterium[] filterKriterien = this.getQuery().getFilterBlock().filterKrit; String booleanOperator = filterBlock.boolOperator; boolean filterAdded = false; for (int i = 0; i < filterKriterien.length; i++) { if (filterKriterien[i].isKrit) { if (filterAdded) { where.append(" " + booleanOperator); } filterAdded = true; where.append(" " + FLR_LOSMAT + filterKriterien[i].kritName); where.append(" " + filterKriterien[i].operator); where.append(" " + filterKriterien[i].value); } } if (filterAdded) { where.insert(0, " WHERE"); } } return where.toString(); } /** * builds the HQL (Hibernate Query Language) order by clause using the sort * criterias contained in the current query. * * @return the HQL order by clause. */ private String buildOrderByClause() { StringBuffer orderBy = new StringBuffer(""); if (this.getQuery() != null) { SortierKriterium[] kriterien = this.getQuery().getSortKrit(); boolean sortAdded = false; if (kriterien != null && kriterien.length > 0) { for (int i = 0; i < kriterien.length; i++) { if (!kriterien[i].kritName.endsWith(Facade.NICHT_SORTIERBAR)) { if (kriterien[i].isKrit) { if (sortAdded) { orderBy.append(", "); } sortAdded = true; orderBy.append(FLR_LOSMAT + kriterien[i].kritName); orderBy.append(" "); orderBy.append(kriterien[i].value); } } } } else { // no sort criteria found, add default sort if (sortAdded) { orderBy.append(", "); } if (getMandantFac().darfAnwenderAufZusatzfunktionZugreifen( MandantFac.ZUSATZFUNKTION_ERSATZTYPENVERWALTUNG, theClientDto)) { orderBy.append( "flrlossollmaterial.i_sort ASC, flrlossollmaterial.lossollmaterial_i_id_original ASC"); } else { orderBy.append(FLR_LOSMAT).append(FertigungFac.FLR_LOSSOLLMATERIAL_FLRARTIKEL + ".c_nr") .append(" ASC , flrlossollmaterial.t_aendern ASC "); } sortAdded = true; } if (orderBy.indexOf(FLR_LOSMAT + FertigungFac.FLR_LOSSOLLMATERIAL_FLRARTIKEL + ".c_nr") < 0) { // unique sort required because otherwise rowNumber of // selectedId // within sort() method may be different from the position of // selectedId // as returned in the page of getPageAt(). if (sortAdded) { orderBy.append(", "); } orderBy.append(" ").append(FLR_LOSMAT).append(FertigungFac.FLR_LOSSOLLMATERIAL_FLRARTIKEL + ".c_nr") .append(" "); sortAdded = true; } if (sortAdded) { orderBy.insert(0, " ORDER BY "); } } return orderBy.toString(); } /** * get the basic from clause for the HQL statement. * * @return the from clause. */ private String getFromClause() { return FLR_LOSMAT_FROM_CLAUSE; } public QueryResult sort(SortierKriterium[] sortierKriterien, Object selectedId) throws EJBExceptionLP { this.getQuery().setSortKrit(sortierKriterien); QueryResult result = null; int rowNumber = 0; if (selectedId != null && ((Integer) selectedId).intValue() >= 0) { SessionFactory factory = FLRSessionFactory.getFactory(); Session session = null; try { session = factory.openSession(); String queryString = "select " + FLR_LOSMAT + FertigungFac.FLR_LOSSOLLMATERIAL_I_ID + FLR_LOSMAT_FROM_CLAUSE + this.buildWhereClause() + this.buildOrderByClause(); Query query = session.createQuery(queryString); ScrollableResults scrollableResult = query.scroll(); if (scrollableResult != null) { scrollableResult.beforeFirst(); while (scrollableResult.next()) { Integer id = scrollableResult.getInteger(0); if (selectedId.equals(id)) { rowNumber = scrollableResult.getRowNumber(); break; } } } } catch (Exception e) { throw new EJBExceptionLP(EJBExceptionLP.FEHLER_FLR, e); } finally { closeSession(session); } } if (rowNumber < 0 || rowNumber >= this.getRowCount()) { rowNumber = 0; } result = this.getPageAt(new Integer(rowNumber)); result.setIndexOfSelectedRow(rowNumber); return result; } public TableInfo getTableInfo() { if (super.getTableInfo() == null) { try { ParametermandantDto parameter = getParameterFac().getMandantparameter(theClientDto.getMandant(), ParameterFac.KATEGORIE_FERTIGUNG, ParameterFac.PARAMETER_FEHLMENGE_STATT_PREIS_IN_LOSMATERIAL); bFehlmengeStattPreis = (java.lang.Boolean) parameter.getCWertAsObject(); } catch (RemoteException ex) { throwEJBExceptionLPRespectOld(ex); } String mandantCNr = theClientDto.getMandant(); Locale locUI = theClientDto.getLocUi(); setTableInfo(new TableInfo( new Class[] { Integer.class, String.class, String.class, String.class, BigDecimal.class, BigDecimal.class, BigDecimal.class, String.class, Icon.class, Color.class }, new String[] { "i_id", getTextRespectUISpr("lp.art", mandantCNr, locUI), getTextRespectUISpr("lp.artikelnummer", mandantCNr, locUI), getTextRespectUISpr("lp.bezeichnung", mandantCNr, locUI), getTextRespectUISpr("lp.menge", mandantCNr, locUI), getTextRespectUISpr("fert.ausgegeben", mandantCNr, locUI), bFehlmengeStattPreis ? getTextRespectUISpr("lp.fehlmenge", mandantCNr, locUI) : getTextRespectUISpr("lp.preis", mandantCNr, locUI), " ", "S", "" }, new int[] { QueryParameters.FLR_BREITE_SHARE_WITH_REST, 3, QueryParameters.FLR_BREITE_SHARE_WITH_REST, QueryParameters.FLR_BREITE_SHARE_WITH_REST, QueryParameters.FLR_BREITE_PREIS, QueryParameters.FLR_BREITE_PREIS, QueryParameters.FLR_BREITE_PREIS, 1, QueryParameters.FLR_BREITE_S, 1 }, new String[] { FertigungFac.FLR_LOSSOLLMATERIAL_I_ID, Facade.NICHT_SORTIERBAR, FertigungFac.FLR_LOSSOLLMATERIAL_FLRARTIKEL + ".c_nr", Facade.NICHT_SORTIERBAR, FertigungFac.FLR_LOSSOLLMATERIAL_N_MENGE, Facade.NICHT_SORTIERBAR, bFehlmengeStattPreis ? Facade.NICHT_SORTIERBAR : FertigungFac.FLR_LOSSOLLMATERIAL_N_SOLLPREIS, Facade.NICHT_SORTIERBAR, Facade.NICHT_SORTIERBAR, "" })); } return super.getTableInfo(); } }