com.lp.server.inserat.fastlanereader.InserateOhneERHandler.java Source code

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/*******************************************************************************
 * 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 
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package com.lp.server.inserat.fastlanereader;

import java.math.BigDecimal;
import java.util.Iterator;
import java.util.List;
import java.util.Set;

import org.hibernate.HibernateException;
import org.hibernate.Query;
import org.hibernate.ScrollableResults;
import org.hibernate.Session;
import org.hibernate.SessionFactory;

import com.lp.server.benutzer.service.RechteFac;
import com.lp.server.bestellung.service.BestellpositionFac;
import com.lp.server.inserat.fastlanereader.generated.FLRInserat;
import com.lp.server.inserat.fastlanereader.generated.FLRInserater;
import com.lp.server.inserat.fastlanereader.generated.FLRInseratrechnung;
import com.lp.server.inserat.service.InseratDto;
import com.lp.server.inserat.service.InseratFac;
import com.lp.server.partner.service.KundeDto;
import com.lp.server.partner.service.KundeFac;
import com.lp.server.partner.service.PartnerFac;
import com.lp.server.system.jcr.service.PrintInfoDto;
import com.lp.server.system.jcr.service.docnode.DocNodeInserat;
import com.lp.server.system.jcr.service.docnode.DocPath;
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;

/**
 * <p>
 * Hier wird die FLR Funktionalitaet fuer den Auftrag implementiert. Pro UseCase
 * gibt es einen Handler.
 * </p>
 * <p>
 * Copright Logistik Pur Software GmbH (c) 2004-2007
 * </p>
 * <p>
 * Erstellungsdatum 2004-08-14
 * </p>
 * <p>
 * </p>
 * 
 * @author martin werner, uli walch
 * @version 1.0
 */

public class InserateOhneERHandler extends UseCaseHandler {

    /**
     * 
     */
    private static final long serialVersionUID = 1L;

    /**
     * gets the data page for the specified row using the current query. The row
     * at rowIndex will be located in the middle of the page.
     * 
     * @param rowIndex
     *            diese Zeile soll selektiert sein
     * @return QueryResult das Ergebnis der Abfrage
     * @throws EJBExceptionLP
     *             Ausnahme
     * @see UseCaseHandler#getPageAt(java.lang.Integer)
     */
    public QueryResult getPageAt(Integer rowIndex) throws EJBExceptionLP {
        QueryResult result = null;
        SessionFactory factory = FLRSessionFactory.getFactory();
        Session session = null;
        try {
            int colCount = getTableInfo().getColumnClasses().length;
            int pageSize = 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();
            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];
            int row = 0;
            int col = 0;

            // darf Preise sehen.
            final boolean bDarfPreiseSehen = getTheJudgeFac().hatRecht(RechteFac.RECHT_LP_DARF_PREISE_SEHEN_VERKAUF,
                    theClientDto);

            while (resultListIterator.hasNext()) {
                FLRInserat inserat = (FLRInserat) resultListIterator.next();

                FLRInseratrechnung inseratrechnung = null;
                Set s = inserat.getRechnungset();
                if (s.size() > 0) {
                    inseratrechnung = (FLRInseratrechnung) s.iterator().next();
                }

                rows[row][col++] = inserat.getI_id();
                rows[row][col++] = inserat.getC_nr();

                if (inseratrechnung != null) {
                    rows[row][col++] = inseratrechnung.getFlrkunde().getFlrpartner().getC_kbez();
                } else {
                    rows[row][col++] = null;
                }

                rows[row][col++] = inserat.getT_belegdatum();

                rows[row][col++] = inserat.getC_stichwort();
                rows[row][col++] = inserat.getFlrlieferant().getFlrpartner().getC_kbez();
                rows[row][col++] = inserat.getT_termin();
                rows[row][col++] = inserat.getFlrartikel_inseratart().getC_nr();

                if (inserat.getFlrbestellposition() != null) {
                    rows[row][col++] = inserat.getFlrbestellposition().getFlrbestellung().getC_nr();
                } else {
                    rows[row][col++] = null;
                }

                if (inserat.getT_erschienen() != null) {
                    rows[row][col++] = Boolean.TRUE;
                } else {
                    rows[row][col++] = Boolean.FALSE;
                }
                rows[row][col++] = inserat.getN_menge();

                if (bDarfPreiseSehen) {
                    rows[row][col++] = inserat.getN_nettoeinzelpreis_ek();
                } else {
                    rows[row][col++] = null;
                }

                if (inseratrechnung != null && inseratrechnung.getFlrrechnungposition() != null) {
                    rows[row][col++] = inseratrechnung.getFlrrechnungposition().getFlrrechnung().getC_nr();
                } else {
                    rows[row][col++] = null;
                }

                Set sEr = inserat.getErset();
                if (sEr.size() > 0) {
                    FLRInserater inserater = (FLRInserater) sEr.iterator().next();
                    rows[row][col++] = inserater.getFlreingangsrechnung().getC_nr();
                } 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 {
            try {
                session.close();
            } catch (HibernateException he) {
                throw new EJBExceptionLP(EJBExceptionLP.FEHLER, he);
            }
        }
        return result;
    }

    /**
     * gets the total number of rows represented by the current query.
     * 
     * @return int die Anzehl der Zeilen im Ergebnis
     * @see UseCaseHandler#getRowCountFromDataBase()
     */
    protected long getRowCountFromDataBase() {
        long rowCount = 0;
        SessionFactory factory = FLRSessionFactory.getFactory();
        Session session = null;
        try {
            session = factory.openSession();
            String queryString = "select count(*) from FLRInserat  as flrinserat  LEFT OUTER JOIN flrinserat.erset as erset  left outer join flrinserat.rechnungset re WHERE re.i_sort=1 "
                    + 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;
                    // wenn nach der c_nr gefilter wird, wird das kriterium
                    // veraendert
                    if (filterKriterien[i].kritName.equals("c_nr")) {
                        try {
                            String sValue = super.buildWhereBelegnummer(filterKriterien[i], false);
                            // Belegnummernsuche auch in "altem" Jahr, wenn im
                            // neuen noch keines vorhanden ist
                            if (!istBelegnummernInJahr("FLRInserat", sValue)) {
                                sValue = super.buildWhereBelegnummer(filterKriterien[i], true);
                            }
                            where.append(" flrinserat." + filterKriterien[i].kritName);
                            where.append(" " + filterKriterien[i].operator);
                            where.append(" " + sValue);
                        } catch (Exception ex) {
                            throw new EJBExceptionLP(EJBExceptionLP.FEHLER_FLR, ex);
                        }
                    } else if (filterKriterien[i].kritName
                            .equals("flrinserat.flrbestellposition.flrbestellung.c_nr")) {
                        try {
                            String sValue = super.buildWhereBelegnummer(filterKriterien[i], false);
                            // Belegnummernsuche auch in "altem" Jahr, wenn im
                            // neuen noch keines vorhanden ist
                            if (!istBelegnummernInJahr("FLRBestellung", sValue)) {
                                sValue = super.buildWhereBelegnummer(filterKriterien[i], true);
                            }
                            where.append(" " + filterKriterien[i].kritName);
                            where.append(" " + filterKriterien[i].operator);
                            where.append(" " + sValue);
                        } catch (Exception ex) {
                            throw new EJBExceptionLP(EJBExceptionLP.FEHLER_FLR, ex);
                        }
                    } else if (filterKriterien[i].kritName.equals("filter_kunde")) {

                        where.append(" (lower(re.flrkunde.flrpartner.c_name1nachnamefirmazeile1)");
                        where.append(" " + filterKriterien[i].operator);
                        where.append(" " + filterKriterien[i].value.toLowerCase());
                        where.append(" OR lower(re.flrkunde.flrpartner.c_name2vornamefirmazeile2)");
                        where.append(" " + filterKriterien[i].operator);
                        where.append(" " + filterKriterien[i].value.toLowerCase());
                        where.append(" OR lower(re.flrkunde.flrpartner.c_kbez)");
                        where.append(" " + filterKriterien[i].operator);
                        where.append(" " + filterKriterien[i].value.toLowerCase() + ")");

                    } else {
                        if (filterKriterien[i].isBIgnoreCase()) {
                            where.append(" lower(" + filterKriterien[i].kritName + ")");
                        } else {
                            where.append(" " + filterKriterien[i].kritName);
                        }

                        where.append(" " + filterKriterien[i].operator);

                        if (filterKriterien[i].isBIgnoreCase()) {
                            where.append(" " + filterKriterien[i].value.toLowerCase());

                        } else {
                            where.append(" " + filterKriterien[i].value);
                        }
                    }
                }
            }
            if (filterAdded) {
                where.insert(0, " AND ");
            }
        }

        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("flrinserat." + kriterien[i].kritName);
                            orderBy.append(" ");
                            orderBy.append(kriterien[i].value);
                        }
                    }
                }
            } else {
                // no sort criteria found, add default sort
                if (sortAdded) {
                    orderBy.append(", ");
                }
                orderBy.append("flrinserat.").append("c_nr").append(" DESC ");
                sortAdded = true;
            }
            if (orderBy.indexOf("flrinserat." + "i_id") < 0) {
                // Martin Werner original: "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("flrinserat.").append("i_id").append(" DESC ");
                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 "SELECT flrinserat from FLRInserat  as flrinserat  LEFT OUTER JOIN flrinserat.erset as erset left outer join flrinserat.rechnungset re WHERE re.i_sort=1 ";

    }

    public QueryResult sort(SortierKriterium[] sortierKriterien, Object selectedId) throws EJBExceptionLP {
        QueryResult result = null;

        try {
            int rowNumber = 0;

            getQuery().setSortKrit(sortierKriterien);

            if (selectedId != null && ((Integer) selectedId).intValue() >= 0) {
                SessionFactory factory = FLRSessionFactory.getFactory();
                Session session = null;

                try {
                    session = factory.openSession();
                    String queryString = "select flrinserat.i_id  from FLRInserat flrinserat LEFT OUTER JOIN flrinserat.erset as erset left outer join flrinserat.rechnungset re WHERE re.i_sort=1 "
                            + 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;
                            }
                        }
                    }
                } finally {
                    try {
                        session.close();
                    } catch (HibernateException he) {
                        throw new EJBExceptionLP(EJBExceptionLP.FEHLER_HIBERNATE, he);
                    }
                }
            }

            if (rowNumber < 0 || rowNumber >= this.getRowCount()) {
                rowNumber = 0;
            }

            result = this.getPageAt(new Integer(rowNumber));
            result.setIndexOfSelectedRow(rowNumber);
        } catch (Exception ex) {
            throw new EJBExceptionLP(EJBExceptionLP.FEHLER, ex);
        }

        return result;
    }

    public TableInfo getTableInfo() {

        if (super.getTableInfo() == null) {

            setTableInfo(new TableInfo(
                    new Class[] { Integer.class, String.class, String.class, java.util.Date.class, String.class,
                            String.class, java.util.Date.class, String.class, String.class, Boolean.class,
                            BigDecimal.class, BigDecimal.class, String.class, String.class },
                    new String[] { "i_id",
                            getTextRespectUISpr("iv.inserat", theClientDto.getMandant(), theClientDto.getLocUi()),
                            getTextRespectUISpr("lp.kunde", theClientDto.getMandant(), theClientDto.getLocUi()),
                            getTextRespectUISpr("lp.datum", theClientDto.getMandant(), theClientDto.getLocUi()),
                            getTextRespectUISpr("iv.stichwort", theClientDto.getMandant(), theClientDto.getLocUi()),
                            getTextRespectUISpr("lp.lieferant", theClientDto.getMandant(), theClientDto.getLocUi()),
                            getTextRespectUISpr("lp.termin", theClientDto.getMandant(), theClientDto.getLocUi()),
                            getTextRespectUISpr("lp.art", theClientDto.getMandant(), theClientDto.getLocUi()),
                            getTextRespectUISpr("lp.bestellnummer", theClientDto.getMandant(),
                                    theClientDto.getLocUi()),
                            getTextRespectUISpr("iv.erschienen", theClientDto.getMandant(),
                                    theClientDto.getLocUi()),
                            getTextRespectUISpr("lp.menge", theClientDto.getMandant(), theClientDto.getLocUi()),
                            getTextRespectUISpr("lp.preis", theClientDto.getMandant(), theClientDto.getLocUi()),
                            getTextRespectUISpr("rechnung.rechnungsnummer", theClientDto.getMandant(),
                                    theClientDto.getLocUi()),

                            getTextRespectUISpr("er.eingangsrechnungsnummer", theClientDto.getMandant(),
                                    theClientDto.getLocUi()), },
                    new int[] { QueryParameters.FLR_BREITE_SHARE_WITH_REST, // diese
                            QueryParameters.FLR_BREITE_M, QueryParameters.FLR_BREITE_M,
                            QueryParameters.FLR_BREITE_M, QueryParameters.FLR_BREITE_M,
                            QueryParameters.FLR_BREITE_M, QueryParameters.FLR_BREITE_M,
                            QueryParameters.FLR_BREITE_M, QueryParameters.FLR_BREITE_M,
                            QueryParameters.FLR_BREITE_M, QueryParameters.FLR_BREITE_M,
                            QueryParameters.FLR_BREITE_M, QueryParameters.FLR_BREITE_M,
                            QueryParameters.FLR_BREITE_M },
                    new String[] { "i_id", "c_nr", Facade.NICHT_SORTIERBAR, InseratFac.FLR_INSERAT_T_BELEGDATUM,
                            InseratFac.FLR_INSERAT_C_STICHWORT,
                            InseratFac.FLR_INSERAT_FLRLIEFERANT + "." + KundeFac.FLR_PARTNER + "."
                                    + PartnerFac.FLR_PARTNER_C_NAME1NACHNAMEFIRMAZEILE1,
                            InseratFac.FLR_INSERAT_T_TERMIN, InseratFac.FLR_INSERAT_FLRARTIKEL_INSERATART + ".c_nr",
                            InseratFac.FLR_INSERAT_FLRBESTELLPOSITION + "."
                                    + BestellpositionFac.FLR_BESTELLPOSITION_FLRBESTELLUNG + ".c_nr",
                            InseratFac.FLR_INSERAT_T_ERSCHIENEN, InseratFac.FLR_INSERAT_N_MENGE,
                            InseratFac.FLR_INSERAT_N_NETTOEINZELPRESI_VK, Facade.NICHT_SORTIERBAR,
                            Facade.NICHT_SORTIERBAR }));
        }

        return super.getTableInfo();
    }

    public PrintInfoDto getSDocPathAndPartner(Object key) {
        InseratDto inseratDto = null;
        KundeDto kundeDto = null;
        Integer partnerIId = null;
        try {
            inseratDto = getInseratFac().inseratFindByPrimaryKey((Integer) key);
            /*
             * partnerIId = getKundeFac().kundeFindByPrimaryKey(
             * inseratDto.getKundeIId(), theClientDto).getPartnerIId();
             */
        } catch (EJBExceptionLP e) {

        }

        if (inseratDto != null) {

            DocPath docPath = new DocPath(new DocNodeInserat(inseratDto));

            return new PrintInfoDto(docPath, partnerIId, getSTable());
        } else {
            return null;
        }
    }

    public String getSTable() {
        return "AUFTRAG";
    }
}