com.lp.server.bestellung.fastlanereader.Bestellpositionhandler.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 
 * 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.bestellung.fastlanereader;

import java.awt.Color;
import java.rmi.RemoteException;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;

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

import com.lp.server.artikel.service.ArtikellieferantDto;
import com.lp.server.benutzer.service.RechteFac;
import com.lp.server.bestellung.fastlanereader.generated.FLRBestellposition;
import com.lp.server.bestellung.service.BestellpositionDto;
import com.lp.server.bestellung.service.BestellpositionFac;
import com.lp.server.bestellung.service.BestellungDto;
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.DocNodeBestPosition;
import com.lp.server.system.jcr.service.docnode.DocPath;
import com.lp.server.system.service.LocaleFac;
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>
 * <I>FLR-Handler fuer Bestellpositionen</I>
 * </p>
 * 
 * <p>
 * Copyright Logistik Pur Software GmbH (c) 2004-2007
 * </p>
 * 
 * <p>
 * Erstellungsdatum <I>10.02.05</I>
 * </p>
 * 
 * <p>
 * </p>
 * 
 * @author GH
 * @version 1.0
 */
public class Bestellpositionhandler extends UseCaseHandler {

    /**
     * 
     */
    private static final long serialVersionUID = 1L;
    private boolean bPreisueberwachung = false;

    /**
     * gets the page of data for the specified row using the current
     * queryParameters.
     * 
     * @param rowIndex
     *            the index of the row that should be contained in the page.
     * @return the data page for the specified row.
     * @throws EJBExceptionLP
     */
    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 = BestellungHandler.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];
            String[] tooltipData = new String[resultList.size()];
            int row = 0;
            int col = 0;

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

            int iNachkommastellenMenge = getMandantFac().getNachkommastellenMenge(mandantCNr);
            int iNachkommastellenPreis = getMandantFac().getNachkommastellenPreisEK(mandantCNr);

            BestellungDto bestDto = null;

            while (resultListIterator.hasNext()) {
                FLRBestellposition position = (FLRBestellposition) resultListIterator.next();

                rows[row][col++] = position.getI_id();
                rows[row][col++] = getBestellpositionFac().getPositionNummerReadOnly(position.getI_id());
                rows[row][col++] = getUIObjectBigDecimalNachkommastellen(position.getN_menge(),
                        iNachkommastellenMenge);
                if (position.getEinheit_c_nr() != null) {
                    rows[row][col++] = position.getEinheit_c_nr().trim();
                } else {
                    rows[row][col++] = position.getEinheit_c_nr();
                }
                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.getBestellpositionart_c_nr().equals(LocaleFac.POSITIONSART_TEXTEINGABE)) {
                    if (position.getC_textinhalt() != null && position.getC_textinhalt().length() > 0) {
                        sBezeichnung = Helper.strippHTML(position.getC_textinhalt());
                    }
                } else if (position.getBestellpositionart_c_nr().equals(LocaleFac.POSITIONSART_SEITENUMBRUCH)) {
                    sBezeichnung = "[" + getTextRespectUISpr("lp.seitenumbruch", mandantCNr, locUI) + "]";
                } else if (position.getBestellpositionart_c_nr().equals(LocaleFac.POSITIONSART_TEXTBAUSTEIN)) {
                    sBezeichnung = position.getFlrmediastandard().getC_nr();
                } else if (position.getBestellpositionart_c_nr().equals(LocaleFac.POSITIONSART_IDENT)) {
                    // die sprachabhaengig Artikelbezeichnung anzeigen
                    sBezeichnung = getArtikelFac().formatArtikelbezeichnungEinzeiligOhneExc(
                            position.getFlrartikel().getI_id(), theClientDto.getLocUi());
                } else {
                    // die uebersteuerte bezeichnung
                    if (position.getC_bezeichnung() != null) {
                        sBezeichnung = position.getC_bezeichnung();
                    }
                }
                rows[row][col++] = sBezeichnung;
                boolean bPreisOK = true;
                if (bDarfPreiseSehen) {
                    if (bPreisueberwachung && position.getFlrartikel() != null) {

                        if (bestDto == null) {
                            bestDto = getBestellungFac()
                                    .bestellungFindByPrimaryKey(position.getFlrbestellung().getI_id());
                        }

                        ArtikellieferantDto alDto = getArtikelFac().getArtikelEinkaufspreis(
                                position.getFlrartikel().getI_id(), bestDto.getLieferantIIdBestelladresse(),
                                position.getN_menge(), bestDto.getWaehrungCNr(), bestDto.getDBelegdatum(),
                                theClientDto);

                        if (alDto != null && alDto.getNNettopreis() != null) {

                            if (!Helper.rundeKaufmaennisch(alDto.getNNettopreis(), iNachkommastellenPreis)
                                    .equals(Helper.rundeKaufmaennisch(position.getN_nettogesamtpreis(),
                                            iNachkommastellenPreis))) {
                                bPreisOK = false;
                            }

                        }
                    }

                    if (position.getN_nettogesamtpreis() == null || position.getN_menge() == null) {
                        rows[row][col++] = null;
                        rows[row][col++] = null;
                    } else {
                        rows[row][col++] = getUIObjectBigDecimalNachkommastellen(position.getN_nettogesamtpreis(),
                                iNachkommastellenPreis);
                        rows[row][col++] = getUIObjectBigDecimalNachkommastellen(
                                position.getN_nettogesamtpreis().multiply(position.getN_menge()),
                                iNachkommastellenPreis);
                    }
                } else {
                    rows[row][col++] = null;
                    rows[row][col++] = null;
                }
                rows[row][col++] = position.getBestellpositionstatus_c_nr();
                // Text
                if (position.getC_textinhalt() != null && !position.getC_textinhalt().equals("")) {
                    rows[row][col++] = new Boolean(true);
                    String text = position.getC_textinhalt();
                    text = text.replaceAll("\n", "<br>");
                    text = "<html>" + text + "</html>";
                    tooltipData[row] = text;
                } else {
                    rows[row][col++] = new Boolean(false);
                }

                if (bPreisOK == false) {
                    rows[row][col++] = Color.RED;
                }

                row++;
                col = 0;
            }
            result = new QueryResult(rows, this.getRowCount(), startIndex, endIndex, 0, tooltipData);
        } catch (Exception e) {
            throw new EJBExceptionLP(EJBExceptionLP.FEHLER_FLR, e);
        } finally {
            closeSession(session);
        }
        return result;
    }

    /**
     * gets the total number of rows available using the current query.
     * 
     * @return the number of rows in the query.
     */
    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(" position." + 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("position." + kriterien[i].kritName);
                            orderBy.append(" ");
                            orderBy.append(kriterien[i].value);
                        }
                    }
                }
            } else {
                // no sort criteria found, add default sort
                if (sortAdded) {
                    orderBy.append(", ");
                }
                orderBy.append("position.").append(BestellpositionFac.FLR_BESTELLPOSITION_I_SORT).append(" ASC ");
                sortAdded = true;
            }
            if (orderBy.indexOf("position." + BestellpositionFac.FLR_BESTELLPOSITION_I_SORT) < 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(" position.").append(BestellpositionFac.FLR_BESTELLPOSITION_I_SORT).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 "from FLRBestellposition position ";
    }

    /**
     * gets information such as column names an column types used for the table
     * on the client side.
     * 
     * @return the information needed to create the client side table.
     */
    public TableInfo getTableInfo() {
        try {
            if (super.getTableInfo() == null) {

                ParametermandantDto parameter = getParameterFac().getMandantparameter(theClientDto.getMandant(),
                        ParameterFac.KATEGORIE_BESTELLUNG, ParameterFac.PARAMETER_PREISUEBERWACHUNG);
                bPreisueberwachung = (Boolean) parameter.getCWertAsObject();

                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), String.class,
                                Boolean.class, Color.class },
                        new String[] { "i_id",
                                getTextRespectUISpr("lp.nr", theClientDto.getMandant(), theClientDto.getLocUi()),
                                getTextRespectUISpr("bes.menge", theClientDto.getMandant(),
                                        theClientDto.getLocUi()),
                                getTextRespectUISpr("bes.einheit", theClientDto.getMandant(),
                                        theClientDto.getLocUi()),
                                getTextRespectUISpr("lp.ident", theClientDto.getMandant(), theClientDto.getLocUi()),
                                getTextRespectUISpr("bes.bezeichnung", theClientDto.getMandant(),
                                        theClientDto.getLocUi()),
                                getTextRespectUISpr("bes.preis", theClientDto.getMandant(),
                                        theClientDto.getLocUi()),
                                getTextRespectUISpr("lp.zeilensumme", theClientDto.getMandant(),
                                        theClientDto.getLocUi()),
                                getTextRespectUISpr("lp.status", 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, // z.B. Woche
                                getUIBreiteIdent(), //ident
                                QueryParameters.FLR_BREITE_SHARE_WITH_REST, // Breite
                                // variabel
                                getUIBreiteAbhaengigvonNachkommastellen(QueryParameters.PREIS,
                                        iNachkommastellenPreis), // Preis
                                getUIBreiteAbhaengigvonNachkommastellen(QueryParameters.PREIS,
                                        iNachkommastellenPreis),
                                QueryParameters.FLR_BREITE_M, 3, 0 },

                        new String[] { "i_id", Facade.NICHT_SORTIERBAR,
                                BestellpositionFac.FLR_BESTELLPOSITION_N_MENGE,
                                BestellpositionFac.FLR_BESTELLPOSITION_EINHEIT_C_NR, Facade.NICHT_SORTIERBAR,
                                BestellpositionFac.FLR_BESTELLPOSITION_C_BEZEICHNUNG,
                                BestellpositionFac.FLR_BESTELLPOSITION_N_NETTOGESAMTPREIS, Facade.NICHT_SORTIERBAR,
                                "bestellpositionstatus_c_nr", Facade.NICHT_SORTIERBAR, "" }));

            }
            return super.getTableInfo();
        } catch (RemoteException ex) {
            throwEJBExceptionLPRespectOld(ex);
            return null;
        }
    }

    /**
     * sorts the data of the current query using the specified criterias and
     * returns the page of data where the row of selectedId is contained.
     * 
     * @param sortierKriterien
     *            the new sort criterias.
     * @param selectedId
     *            the id of the entity that should be included in the result
     *            page.
     * @return the sorted data containing the page where the entity with the
     *         specified id is located.
     * @throws EJBExceptionLP
     */
    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 position." + "i_id" + " from FLRBestellposition position "
                        + this.buildWhereClause() + this.buildOrderByClause();

                Query query = session.createQuery(queryString);
                ScrollableResults scrollableResult = query.scroll();
                boolean idFound = false;
                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 {
                closeSession(session);
            }
        }

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

        result = this.getPageAt(new Integer(rowNumber));
        result.setIndexOfSelectedRow(rowNumber);

        return result;
    }

    public PrintInfoDto getSDocPathAndPartner(Object key) {
        BestellungDto bestDto = null;
        BestellpositionDto bestPosDto = null;
        LieferantDto lieferantDto = null;
        PartnerDto partnerDto = null;
        try {
            bestPosDto = getBestellpositionFac().bestellpositionFindByPrimaryKey((Integer) key);
            bestDto = getBestellungFac().bestellungFindByPrimaryKey(bestPosDto.getBestellungIId());
            lieferantDto = getLieferantFac().lieferantFindByPrimaryKey(bestDto.getLieferantIIdBestelladresse(),
                    theClientDto);
            if (lieferantDto != null) {
                partnerDto = getPartnerFac().partnerFindByPrimaryKey(lieferantDto.getPartnerIId(), theClientDto);
            }
        } catch (Exception e) {
            // Nicht gefunden
        }
        if (bestDto != null && bestPosDto != null) {
            // String sPath = JCRDocFac.HELIUMV_NODE + "/"
            // + theClientDto.getMandant() + "/"
            // + LocaleFac.BELEGART_BESTELLUNG.trim() + "/"
            // + bestDto.getBelegartCNr().trim() + "/"
            // + bestDto.getCNr().replace("/", ".") + "/"
            // + "Bestellpositionen/" + "Position " + bestPosDto.getIId();
            DocPath docPath = new DocPath(new DocNodeBestPosition(bestPosDto, bestDto));
            Integer sPartnerIId = null;
            if (partnerDto != null) {
                sPartnerIId = partnerDto.getIId();
            }
            return new PrintInfoDto(docPath, sPartnerIId, getSTable());
        } else {
            return null;
        }
    }

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