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.anfrage.fastlanereader; import java.rmi.RemoteException; import java.util.Iterator; import java.util.List; import java.util.Locale; import org.hibernate.HibernateException; import org.hibernate.Query; import org.hibernate.ScrollableResults; import org.hibernate.Session; import org.hibernate.SessionFactory; import com.lp.server.anfrage.fastlanereader.generated.FLRAnfrageposition; import com.lp.server.anfrage.service.AnfrageDto; import com.lp.server.anfrage.service.AnfragepositionDto; import com.lp.server.anfrage.service.AnfragepositionFac; import com.lp.server.partner.service.LieferantDto; import com.lp.server.partner.service.PartnerDto; import com.lp.server.system.jcr.service.PrintInfoDto; import com.lp.server.system.jcr.service.docnode.DocNodeAnfPosition; import com.lp.server.system.jcr.service.docnode.DocPath; import com.lp.server.system.service.LocaleFac; 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 die Anfrageposition implementiert. Pro * UseCase gibt es einen Handler. * </p> * <p> * Copright Logistik Pur Software GmbH (c) 2004-2007 * </p> * <p> * Erstellungsdatum 14.06.05 * </p> * <p> * </p> * * @author martin werner, uli walch * @version 1.0 */ public class AnfragepositionHandler extends UseCaseHandler { /** * */ private static final long serialVersionUID = 1L; public static final String FLR_ANFRAGEPOSITION = "flranfrageposition."; public static final String FLR_ANFRAGEPOSITION_FROM_CLAUSE = " from FLRAnfrageposition flranfrageposition "; public QueryResult getPageAt(Integer rowIndex) throws EJBExceptionLP { QueryResult result = null; SessionFactory factory = FLRSessionFactory.getFactory(); Session session = null; String mandantCNr = theClientDto.getMandant(); Locale locUI = theClientDto.getLocUi(); try { int colCount = getTableInfo().getColumnClasses().length; int pageSize = AnfrageHandler.PAGE_SIZE; int startIndex = Math.max(rowIndex.intValue() - (pageSize / 2), 0); int endIndex = startIndex + pageSize - 1; session = factory.openSession(); String queryString = this.getFromClause() + this.buildWhereClause() + this.buildOrderByClause(); // myLogger.info("HQL= " + queryString); Query query = session.createQuery(queryString); query.setFirstResult(startIndex); query.setMaxResults(pageSize); List<?> resultList = query.list(); Iterator<?> resultListIterator = resultList.iterator(); Object[][] rows = new Object[resultList.size()][colCount]; String[] tooltipData = new String[resultList.size()]; int row = 0; int col = 0; int iNachkommastellenMenge = getMandantFac().getNachkommastellenMenge(mandantCNr); int iNachkommastellenPreis = getMandantFac().getNachkommastellenPreisEK(mandantCNr); while (resultListIterator.hasNext()) { FLRAnfrageposition position = (FLRAnfrageposition) resultListIterator.next(); rows[row][col++] = position.getI_id(); rows[row][col++] = getAnfragepositionFac().getPositionNummer(position.getI_id(), theClientDto); rows[row][col++] = getUIObjectBigDecimalNachkommastellen(position.getN_menge(), iNachkommastellenMenge); rows[row][col++] = position.getEinheit_c_nr() == null ? "" : position.getEinheit_c_nr().trim(); String sIdentnummer = ""; if (position.getFlrartikel() != null) { sIdentnummer = position.getFlrartikel().getC_nr(); } rows[row][col++] = sIdentnummer; // in der Spalte Bezeichnung koennen verschiedene Dinge stehen String sBezeichnung = null; if (position.getAnfragepositionart_c_nr().equals(LocaleFac.POSITIONSART_TEXTEINGABE)) { if (position.getX_textinhalt() != null && position.getX_textinhalt().length() > 0) { sBezeichnung = Helper.strippHTML(position.getX_textinhalt()); } } else if (position.getAnfragepositionart_c_nr().equals(LocaleFac.POSITIONSART_SEITENUMBRUCH)) { sBezeichnung = "[" + getTextRespectUISpr("lp.seitenumbruch", mandantCNr, locUI) + "]"; } else if (position.getAnfragepositionart_c_nr().equals(LocaleFac.POSITIONSART_TEXTBAUSTEIN)) { sBezeichnung = position.getFlrmediastandard().getC_nr(); } else if (position.getAnfragepositionart_c_nr().equals(LocaleFac.POSITIONSART_IDENT)) { // die sprachabhaengig Artikelbezeichnung anzeigen sBezeichnung = getArtikelFac().formatArtikelbezeichnungEinzeiligOhneExc( position.getFlrartikel().getI_id(), theClientDto.getLocUi()); } else { // die restlichen Positionsarten if (position.getC_bez() != null) { sBezeichnung = position.getC_bez(); } } rows[row][col++] = sBezeichnung; rows[row][col++] = getUIObjectBigDecimalNachkommastellen(position.getN_richtpreis(), iNachkommastellenPreis); if (position.getN_richtpreis() == null || position.getN_menge() == null) { rows[row][col++] = null; } else { rows[row][col++] = getUIObjectBigDecimalNachkommastellen( position.getN_richtpreis().multiply(position.getN_menge()), iNachkommastellenPreis); } // Text if (position.getX_textinhalt() != null && !position.getX_textinhalt().equals("")) { rows[row][col++] = new Boolean(true); String text = position.getX_textinhalt(); text = text.replaceAll("\n", "<br>"); text = "<html>" + text + "</html>"; tooltipData[row] = text; } else { rows[row][col++] = new Boolean(false); } row++; col = 0; } result = new QueryResult(rows, this.getRowCount(), startIndex, endIndex, 0, tooltipData); } catch (Exception e) { throw new EJBExceptionLP(EJBExceptionLP.FEHLER_FLR, e); } finally { try { session.close(); } catch (HibernateException he) { throw new EJBExceptionLP(EJBExceptionLP.FEHLER, he); } } 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_FLR, e); } finally { if (session != null) { try { session.close(); } catch (HibernateException he) { throw new EJBExceptionLP(EJBExceptionLP.FEHLER_HIBERNATE, he); } } } 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_ANFRAGEPOSITION + 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_ANFRAGEPOSITION + kriterien[i].kritName); orderBy.append(" "); orderBy.append(kriterien[i].value); } } } } else { // no sort criteria found, add default sort if (sortAdded) { orderBy.append(", "); } orderBy.append(FLR_ANFRAGEPOSITION) // poseinfuegen: 0 default Sortierung nach iSort .append(AnfragepositionFac.FLR_ANFRAGEPOSITION_I_SORT).append(" ASC "); sortAdded = true; } if (orderBy.indexOf(FLR_ANFRAGEPOSITION + "i_id") < 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_ANFRAGEPOSITION).append("i_id").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_ANFRAGEPOSITION_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_ANFRAGEPOSITION + "i_id" + FLR_ANFRAGEPOSITION_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 = (Integer) scrollableResult.getInteger(0); if (selectedId.equals(id)) { rowNumber = scrollableResult.getRowNumber(); break; } } } } catch (Exception e) { throw new EJBExceptionLP(EJBExceptionLP.FEHLER_FLR, e); } finally { try { session.close(); } catch (HibernateException he) { throw new EJBExceptionLP(EJBExceptionLP.FEHLER, he); } } } if (rowNumber < 0 || rowNumber >= this.getRowCount()) { rowNumber = 0; } result = this.getPageAt(new Integer(rowNumber)); result.setIndexOfSelectedRow(rowNumber); return result; } public TableInfo getTableInfo() { try { if (super.getTableInfo() == null) { String mandantCNr = theClientDto.getMandant(); int iNachkommastellenMenge = getMandantFac().getNachkommastellenMenge(mandantCNr); int iNachkommastellenPreis = getMandantFac().getNachkommastellenPreisEK(mandantCNr); setTableInfo(new TableInfo( new Class[] { Integer.class, Integer.class, super.getUIClassBigDecimalNachkommastellen(iNachkommastellenMenge), String.class, String.class, String.class, super.getUIClassBigDecimalNachkommastellen(iNachkommastellenPreis), super.getUIClassBigDecimalNachkommastellen(iNachkommastellenPreis), Boolean.class }, new String[] { "i_id", getTextRespectUISpr("lp.nr", theClientDto.getMandant(), theClientDto.getLocUi()), getTextRespectUISpr("lp.menge", theClientDto.getMandant(), theClientDto.getLocUi()), getTextRespectUISpr("lp.einheit", theClientDto.getMandant(), theClientDto.getLocUi()), getTextRespectUISpr("lp.ident", theClientDto.getMandant(), theClientDto.getLocUi()), getTextRespectUISpr("lp.bezeichnung", theClientDto.getMandant(), theClientDto.getLocUi()), getTextRespectUISpr("anf.richtpreis", theClientDto.getMandant(), theClientDto.getLocUi()), getTextRespectUISpr("lp.zeilensumme", theClientDto.getMandant(), theClientDto.getLocUi()), getTextRespectUISpr("lp.text", theClientDto.getMandant(), theClientDto.getLocUi()) }, new int[] { QueryParameters.FLR_BREITE_SHARE_WITH_REST, // diese // Spalte // wird // ausgeblendet QueryParameters.FLR_BREITE_S, getUIBreiteAbhaengigvonNachkommastellen(QueryParameters.MENGE, iNachkommastellenMenge), // Menge QueryParameters.FLR_BREITE_XS, getUIBreiteIdent(), //ident QueryParameters.FLR_BREITE_SHARE_WITH_REST, // Breite // variabel getUIBreiteAbhaengigvonNachkommastellen(QueryParameters.PREIS, iNachkommastellenPreis), // Preis getUIBreiteAbhaengigvonNachkommastellen(QueryParameters.PREIS, iNachkommastellenPreis), 3 }, new String[] { "i_id", Facade.NICHT_SORTIERBAR, AnfragepositionFac.FLR_ANFRAGEPOSITION_N_MENGE, AnfragepositionFac.FLR_ANFRAGEPOSITION_EINHEIT_C_NR, Facade.NICHT_SORTIERBAR, AnfragepositionFac.FLR_ANFRAGEPOSITION_C_BEZ, AnfragepositionFac.FLR_ANFRAGEPOSITION_N_RICHTPREIS, Facade.NICHT_SORTIERBAR, Facade.NICHT_SORTIERBAR })); } return super.getTableInfo(); } catch (RemoteException ex) { throwEJBExceptionLPRespectOld(ex); return null; } } public PrintInfoDto getSDocPathAndPartner(Object key) { AnfrageDto anfrageDto = null; AnfragepositionDto anfragepositionDto = null; LieferantDto lieferantDto = null; PartnerDto partnerDto = null; try { anfragepositionDto = getAnfragepositionFac().anfragepositionFindByPrimaryKey((Integer) key, theClientDto); anfrageDto = getAnfrageFac().anfrageFindByPrimaryKey(anfragepositionDto.getBelegIId(), theClientDto); lieferantDto = getLieferantFac().lieferantFindByPrimaryKey(anfrageDto.getLieferantIIdAnfrageadresse(), theClientDto); partnerDto = getPartnerFac().partnerFindByPrimaryKey(lieferantDto.getPartnerIId(), theClientDto); } catch (Exception e) { // Nicht gefunden } if (anfragepositionDto != null && anfrageDto != null) { // String sPath = JCRDocFac.HELIUMV_NODE + "/" // + theClientDto.getMandant() + "/" // + LocaleFac.BELEGART_ANFRAGE.trim() + "/" // + LocaleFac.BELEGART_ANFRAGE.trim() + "/" // + anfrageDto.getCNr().replace("/", ".") + "/" // + "Anfragepositionen/" + "Position " // + anfragepositionDto.getIId(); DocPath docPath = new DocPath(new DocNodeAnfPosition(anfragepositionDto, anfrageDto)); Integer iPartnerIId = null; if (partnerDto != null) { iPartnerIId = partnerDto.getIId(); } return new PrintInfoDto(docPath, iPartnerIId, getSTable()); } else { return null; } } public String getSTable() { return "ANFRAGEPOSITION"; } }