WebSVN - OpenConcerto - Diff - Rev 177 and 180 - /trunk/OpenConcerto/src/org/openconcerto/erp/core/supplychain/stock/element/InventaireFromEtatStockImporter.java


/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * Copyright 2011 OpenConcerto, by ILM Informatique. All rights reserved.
 * 
 * The contents of this file are subject to the terms of the GNU General Public License Version 3
 * only ("GPL"). You may not use this file except in compliance with the License. You can obtain a
 * copy of the License at http://www.gnu.org/licenses/gpl-3.0.html See the License for the specific
 * language governing permissions and limitations under the License.
 * 
 * When distributing the software, include this License Header Notice in each file.
 */
 
 package org.openconcerto.erp.core.supplychain.stock.element;
 
import org.openconcerto.erp.core.sales.product.model.ProductComponent;
import org.openconcerto.erp.core.sales.product.model.ProductHelper;
import org.openconcerto.erp.core.sales.product.model.ProductHelper.SupplierPriceField;
import org.openconcerto.erp.importer.ArrayTableModel;
import org.openconcerto.erp.importer.DataImporter;
import org.openconcerto.sql.Configuration;
import org.openconcerto.sql.model.DBRoot;
import org.openconcerto.sql.model.SQLRow;
import org.openconcerto.sql.model.SQLRowAccessor;
import org.openconcerto.sql.model.SQLRowValues;
import org.openconcerto.sql.model.SQLRowValuesCluster.StoreMode;
import org.openconcerto.sql.model.SQLRowValuesListFetcher;
import org.openconcerto.sql.model.SQLTable;
import org.openconcerto.sql.utils.SQLUtils;
import org.openconcerto.utils.Tuple2;
 
import java.io.File;
import java.io.IOException;
import java.math.BigDecimal;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Collection;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
 
import org.apache.commons.dbutils.ResultSetHandler;
 
public class InventaireFromEtatStockImporter {
 
    private Map<String, SQLRowValues> kits = new HashMap<String, SQLRowValues>();
    private List<String> codeKits = new ArrayList<String>();
    private SQLRowAccessor depot;
 
    public InventaireFromEtatStockImporter(SQLRowAccessor depot) {
        this.depot = depot;
    }
 
    public void importArticles(File file, DBRoot root) throws IOException, SQLException {
 
        final SQLTable table = root.findTable("ARTICLE");
        final SQLTable tableArtElt = root.findTable("ARTICLE_ELEMENT");
 
        Map<String, Tuple2<SQLRowValues, SQLRowValues>> articles = getArticles();
 
        final DataImporter importer = new DataImporter(table) {
            @Override
            protected void customizeRowValuesToFetch(SQLRowValues vals) {
 
                vals.putRowValues("ID_STOCK").putNulls("ID", "QTE_REEL", "QTE_TH", "ID_DEPOT_STOCK");
            }
        };
        importer.setSkipFirstLine(true);
 
        ArrayTableModel m = importer.createModelFrom(file);
 
        Calendar c = Calendar.getInstance();
        // c.set(Calendar.DAY_OF_MONTH, 1);
        // c.set(Calendar.MONTH, Calendar.JANUARY);
        // c.set(Calendar.HOUR_OF_DAY, 0);
        Date today = c.getTime();
 
        // TODO ne pas vider les stocks des kits, recalculer les stocks des kits
 
        SQLRowValues rowVals = new SQLRowValues(table.getTable("ETAT_STOCK"));
        rowVals.put("DATE", today);
        rowVals.put("INVENTAIRE", Boolean.TRUE);
        rowVals.put("ID_DEPOT_STOCK", this.depot.getID());
        SQLRow rowEtat = rowVals.commit();
 
        for (int i = 1; i < m.getRowCount(); i++) {
            List<Object> o = m.getLineValuesAt(i);
            if (o.size() >= 5) {
                System.err.println(o);
                String code = o.get(1).toString();
                if (code.trim().length() > 0) {
 
                    final String stringQty = o.get(4).toString();
                    Double qty = stringQty.trim().length() == 0 ? 0 : Double.valueOf(stringQty);
                    final String stringQtyOld = o.get(3).toString();
                    float qtyOld = stringQtyOld.trim().length() == 0 ? 0 : Float.valueOf(stringQtyOld);
 
                    Tuple2<SQLRowValues, SQLRowValues> match = articles.get(code);
                    if (match != null) {
 
                        SQLRowAccessor stockValues = match.get1();
 
                        final SQLTable tableMvt = table.getTable("MOUVEMENT_STOCK");
                        SQLRowValues rowValsMvtStockClotureFermeture = new SQLRowValues(tableMvt);
                        rowValsMvtStockClotureFermeture.put("QTE", -qtyOld);
                        rowValsMvtStockClotureFermeture.put("NOM", "Clôture stock avant inventaire");
                        rowValsMvtStockClotureFermeture.put("ID_ARTICLE", match.get0().getID());
                        rowValsMvtStockClotureFermeture.put("DATE", today);
                        rowValsMvtStockClotureFermeture.put("REEL", Boolean.TRUE);
                        rowValsMvtStockClotureFermeture.put("ID_STOCK", stockValues.getID());
 
                        BigDecimal prc = getPRC(match.get0(), Math.round(qtyOld), today);
                        if (prc == null) {
                            prc = BigDecimal.ZERO;
                        }
                        if (tableMvt.contains("PRICE")) {
                            rowValsMvtStockClotureFermeture.put("PRICE", prc);
                        }
                        rowValsMvtStockClotureFermeture.put("CLOTURE", Boolean.TRUE);
                        rowValsMvtStockClotureFermeture.put("ID_ETAT_STOCK", rowEtat.getID());
                        rowValsMvtStockClotureFermeture.getGraph().store(StoreMode.COMMIT, false);
 
                        SQLRowValues rowValsItem = new SQLRowValues(table.getTable("ETAT_STOCK_ELEMENT"));
                        rowValsItem.put("ID_ETAT_STOCK", rowEtat.getID());
                        rowValsItem.put("PA", prc);
                        rowValsItem.put("PV", BigDecimal.ZERO);
                        rowValsItem.put("QTE", qtyOld);
                        rowValsItem.put("T_PA", prc.multiply(new BigDecimal(qtyOld)));
                        rowValsItem.put("T_PV", BigDecimal.ZERO);
                        rowValsItem.put("CODE", match.get0().getString("CODE"));
                        rowValsItem.put("NOM", match.get0().getString("NOM"));
                        rowValsItem.put("ID_ARTICLE", match.get0().getID());
                        rowValsItem.getGraph().store(StoreMode.COMMIT, false);
 
                        SQLRowValues rowValsMvtStockClotureOuverture = new SQLRowValues(tableMvt);
                        rowValsMvtStockClotureOuverture.put("QTE", qty);
                        rowValsMvtStockClotureOuverture.put("NOM", "Mise en stock inventaire");
                        rowValsMvtStockClotureOuverture.put("ID_ETAT_STOCK", rowEtat.getID());
                        rowValsMvtStockClotureOuverture.put("ID_ARTICLE", match.get0().getID());
                        rowValsMvtStockClotureOuverture.put("DATE", today);
                        rowValsMvtStockClotureOuverture.put("REEL", Boolean.TRUE);
                        rowValsMvtStockClotureOuverture.put("ID_STOCK", stockValues.getID());
                        rowValsMvtStockClotureOuverture.put("OUVERTURE", Boolean.TRUE);
                        if (tableMvt.contains("PRICE")) {
                            rowValsMvtStockClotureOuverture.put("PRICE", getPRC(match.get0(), qty.intValue(), today));
                        }
                        rowValsMvtStockClotureOuverture.getGraph().store(StoreMode.COMMIT, false);
 
                        // if (!match.isForeignEmpty("ID_STOCK")) {
                        // match.getForeign("ID_STOCK").createEmptyUpdateRow().put("QTE_REEL",
                        // qty).commit();
                        // } else {
                        final SQLRowValues createEmptyUpdateRow = match.get1().createEmptyUpdateRow();
                        createEmptyUpdateRow.put("QTE_REEL", qty);
                        createEmptyUpdateRow.getGraph().store(StoreMode.COMMIT, false);
 
                        // }
 
                    } else {
                        System.err.println("Aucun article correspondant au code " + code);
                    }
                }
            }
        }
 
        /**
         * Mise à jour des kits
         */
 
        List<String> reqs = new ArrayList<String>();
        for (String code : codeKits) {
            System.err.println(code);
            SQLRowValues rowValsKit = kits.get(code);
            StockItem item = new StockItem(rowValsKit, rowValsKit.getForeign("ID_STOCK"));
            Collection<SQLRowValues> elts = rowValsKit.getReferentRows(tableArtElt.getField("ID_ARTICLE_PARENT"));
            for (SQLRowValues sqlRowValues : elts) {
                if (sqlRowValues.getForeign("ID_ARTICLE") != null) {
                    item.addItemComponent(new StockItemComponent(new StockItem(sqlRowValues.getForeign("ID_ARTICLE"), sqlRowValues.getForeign("ID_ARTICLE").getForeign("ID_STOCK")),
                            sqlRowValues.getBigDecimal("QTE_UNITAIRE"), sqlRowValues.getInt("QTE")));
                }
            }
            item.updateQtyFromChildren();
            reqs.add(item.getUpdateRequest());
        }
 
        List<? extends ResultSetHandler> handlers = new ArrayList<ResultSetHandler>(reqs.size());
        for (String s : reqs) {
            handlers.add(null);
        }
        // FIXME FIRE TABLE CHANGED TO UPDATE ILISTE ??
        SQLUtils.executeMultiple(table.getDBSystemRoot(), reqs, handlers);
 
        /**
         * Mise à jour des prix mini
         */
        // for (SQLRowValues rowValsArt : rowValsArtNonSync) {
        // SQLRow rowArt = rowValsArt.asRow();
        // List<SQLRow> rowsPVMin =
        // rowArt.getReferentRows(tableArtElt.getTable("ARTICLE_PRIX_MIN_VENTE"));
        // List<SQLRow> rowsPA =
        // rowArt.getReferentRows(tableArtElt.getTable("ARTICLE_TARIF_FOURNISSEUR"));
        //
        // // On récupére les derniers prix min valides
        // Map<Integer, SQLRow> mapLastValidRows = new HashMap<Integer, SQLRow>();
        // for (SQLRow rowPVMin : rowsPVMin) {
        // final int qteMinPrice = rowPVMin.getInt("QTE");
        // SQLRow rowValsLastValid = mapLastValidRows.get(qteMinPrice);
        // if (rowValsLastValid == null || rowValsLastValid.getDate("DATE") == null ||
        // rowValsLastValid.getDate("DATE").before(rowPVMin.getDate("DATE"))) {
        // mapLastValidRows.put(qteMinPrice, rowPVMin);
        // }
        // }
        //
        // // On récupére les derniers Prix d'achat valide
        // Map<Integer, SQLRow> mapLastValidAchatRows = new HashMap<Integer, SQLRow>();
        // for (SQLRow rowPA : rowsPA) {
        // final int qtePRC = rowPA.getInt("QTE");
        // SQLRow rowValsLastValid = mapLastValidAchatRows.get(qtePRC);
        // if (rowValsLastValid == null || rowValsLastValid.getDate("DATE_PRIX") == null ||
        // rowValsLastValid.getDate("DATE_PRIX").before(rowPA.getDate("DATE_PRIX"))) {
        // mapLastValidAchatRows.put(qtePRC, rowPA);
        // }
        // }
        //
        // // Mise à jour, si Prix < au prix min, du PRC et des prix min
        // for (Integer qte : mapLastValidAchatRows.keySet()) {
        // SQLRow rowVals = mapLastValidAchatRows.get(qte);
        // checkMinPrice(rowVals, mapLastValidRows.get(qte));
        // }
        // }
 
    }
 
    private void checkMinPrice(SQLRow rowValsSuplierLastValid, SQLRow lastValidRow) {
        boolean update = false;
        final ProductHelper helper = new ProductHelper(rowValsSuplierLastValid.getTable().getDBRoot());
 
        BigDecimal result = helper.getEnumPrice(rowValsSuplierLastValid, SupplierPriceField.COEF_PRIX_MINI);
        if (result != null) {
            final int qteSuplier = rowValsSuplierLastValid.getInt("QTE");
 
            final Calendar date2 = rowValsSuplierLastValid.getDate("DATE_PRIX");
            if (date2 != null) {
                if (lastValidRow != null) {
                    final Calendar date1 = lastValidRow.getDate("DATE");
                    if ((date1.get(Calendar.YEAR) == date2.get(Calendar.YEAR) && date1.get(Calendar.MONTH) == date2.get(Calendar.MONTH)
                            && date1.get(Calendar.DAY_OF_MONTH) == date2.get(Calendar.DAY_OF_MONTH)) || date1.after(date2)) {
                        if (lastValidRow.getBigDecimal("PRIX") != null && lastValidRow.getInt("QTE") <= qteSuplier) {
                            try {
                                lastValidRow.asRowValues().put("PRIX", result).commit();
                            } catch (SQLException e) {
                                // TODO Auto-generated catch block
                                e.printStackTrace();
                            }
                            // purchaseMinPriceListTable.setPriceMin(result);
                            update = true;
                        }
                    } else {
                        if (date1.before(date2)) {
                            SQLRowValues rowValsToInsert = new SQLRowValues(lastValidRow.getTable());
                            rowValsToInsert.put("PRIX", result);
                            rowValsToInsert.put("DATE", rowValsSuplierLastValid.getObject("DATE_PRIX"));
                            rowValsToInsert.put("QTE", rowValsSuplierLastValid.getObject("QTE"));
                            rowValsToInsert.put("ID_ARTICLE", rowValsSuplierLastValid.getInt("ID_ARTICLE"));
                            try {
                                rowValsToInsert.commit();
                            } catch (SQLException e) {
                                // TODO Auto-generated catch block
                                e.printStackTrace();
                            }
                        }
                    }
                }
            }
        }
 
    }
 
    public BigDecimal getPRC(SQLRowValues rowVals, int qty, Date d) {
        // SQLTable table = rowVals.getTable().getDBRoot().getTable("ARTICLE_PRIX_REVIENT");
        // Collection<SQLRow> prcs = rowVals.asRow().getReferentRows(table);
        //
        // BigDecimal result = null;
        // final List<PriceByQty> prices = new ArrayList<PriceByQty>();
        //
        // for (SQLRow row : prcs) {
        // Calendar date = Calendar.getInstance();
        // date.set(Calendar.DAY_OF_MONTH, 1);
        // date.set(Calendar.MONTH, 1);
        // date.set(Calendar.YEAR, 2001);
        // if (row.getObject("DATE") != null) {
        // date = row.getDate("DATE");
        // }
        // prices.add(new PriceByQty(row.getLong("QTE"), row.getBigDecimal("PRIX"),
        // date.getTime()));
        // }
        //
        // result = PriceByQty.getPriceForQty(qty, prices, d);
        // if (result == null) {
        // // Can occur during editing
        // result = BigDecimal.ZERO;
        // }
 
        ProductComponent comp = new ProductComponent(rowVals, new BigDecimal(qty), null, null);
        return comp.getPRC(d);
        // return result;
    }
 
    private Map<String, Tuple2<SQLRowValues, SQLRowValues>> getArticles() throws SQLException {
        final SQLTable table = Configuration.getInstance().getRoot().findTable("ARTICLE");
        SQLRowValues graph = new SQLRowValues(table);
        graph.put("ID", null);
        graph.put("CODE", null);
        graph.put("NOM", null);
        graph.put("NOM", null);
        final SQLTable foreignTableStock = table.getForeignTable("ID_STOCK");
        SQLRowValues graphStock = new SQLRowValues(foreignTableStock);
        graphStock.putNulls("ID_DEPOT_STOCK", "ID", "QTE_REEL", "QTE_TH", "QTE_LIV_ATTENTE", "QTE_RECEPT_ATTENTE");
        graphStock.put("ID_ARTICLE", graph);
 
        final SQLTable tableArtElt = table.getTable("ARTICLE_ELEMENT");
        SQLRowValues artElt = new SQLRowValues(tableArtElt);
        artElt.put("ID", null);
        artElt.put("QTE", null);
        artElt.put("QTE_UNITAIRE", null);
        artElt.put("ID_ARTICLE_PARENT", graph);
        final SQLRowValues articleParent = artElt.putRowValues("ID_ARTICLE");
        articleParent.putNulls("ID", "CODE", "NOM");
        SQLRowValues graphStockItem = new SQLRowValues(foreignTableStock);
        graphStockItem.putNulls("ID_DEPOT_STOCK", "ID", "QTE_REEL", "QTE_TH", "QTE_LIV_ATTENTE", "QTE_RECEPT_ATTENTE");
        graphStockItem.put("ID_ARTICLE", articleParent);
 
        SQLRowValuesListFetcher fetcher = SQLRowValuesListFetcher.create(graph);
        List<SQLRowValues> results = fetcher.fetch();
 
        Calendar c = Calendar.getInstance();
        // c.set(Calendar.DAY_OF_MONTH, 1);
        c.add(Calendar.MONTH, -2);
        c.set(Calendar.DAY_OF_MONTH, 31);
        Date dEndYear = c.getTime();
 
        Map<String, Tuple2<SQLRowValues, SQLRowValues>> vals = new HashMap<String, Tuple2<SQLRowValues, SQLRowValues>>();
        for (SQLRowValues sqlRowValues : results) {
            final String code = sqlRowValues.getString("CODE");
 
            Collection<SQLRowValues> stocks = sqlRowValues.getReferentRows(foreignTableStock);
 
            SQLRowValues rowValsStock = null;
            for (SQLRowValues sqlRowValues2 : stocks) {
                if (sqlRowValues2.getForeignID("ID_DEPOT_STOCK") == depot.getID()) {
                    rowValsStock = sqlRowValues2;
                }
            }
            if (rowValsStock == null) {
                rowValsStock = ProductComponent.findOrCreateStock(sqlRowValues, depot).asRowValues();
            }
 
            vals.put(code, Tuple2.create(sqlRowValues, rowValsStock));
 
            final Set<SQLRowValues> referentRows = sqlRowValues.getReferentRows(tableArtElt.getField("ID_ARTICLE_PARENT"));
            if (referentRows.size() == 0) {
                // if (!sqlRowValues.isForeignEmpty("ID_STOCK")) {
                // SQLRowAccessor rowValsStock = sqlRowValues.getForeign("ID_STOCK");
                // int qteReel = rowValsStock.getInt("QTE_REEL");
                // {
                // SQLRowValues rowValsMvtStockCloture = new
                // SQLRowValues(table.getTable("MOUVEMENT_STOCK"));
                // rowValsMvtStockCloture.put("QTE", -qteReel);
                // rowValsMvtStockCloture.put("NOM", "Clôture du stock avant inventaire");
                // rowValsMvtStockCloture.put("ID_ARTICLE", sqlRowValues.getID());
                // rowValsMvtStockCloture.put("DATE", dEndYear);
                // rowValsMvtStockCloture.put("REEL", Boolean.TRUE);
                // rowValsMvtStockCloture.put("PRICE", getPRC(sqlRowValues, qteReel, dEndYear));
                // rowValsMvtStockCloture.commit();
                //
                // rowValsStock.createEmptyUpdateRow().put("QTE_REEL", 0).commit();
                // }
                //
                // } else {
                // sqlRowValues.putRowValues("ID_STOCK").commit();
                // }
            } else {
                boolean contains = false;
                for (SQLRowValues sqlRowValues2 : referentRows) {
                    if (sqlRowValues2.getForeign("ID_ARTICLE") != null && !sqlRowValues2.isForeignEmpty("ID_ARTICLE") && sqlRowValues2.getForeign("ID_ARTICLE").getString("CODE") != null) {
                        if (codeKits.contains(sqlRowValues2.getForeign("ID_ARTICLE").getString("CODE"))) {
                            contains = true;
                            break;
                        }
                    }
                }
                if (!contains) {
                    codeKits.add(0, code);
                } else {
                    codeKits.add(code);
                }
                kits.put(code, sqlRowValues);
                // if (sqlRowValues.isForeignEmpty("ID_STOCK")) {
                // sqlRowValues.putRowValues("ID_STOCK").commit();
                // }
            }
        }
        return vals;
    }
}

Dépôt officiel du code source de l'ERP OpenConcerto

svn://code.openconcerto.org/openconcerto

(root)/trunk/OpenConcerto/src/org/openconcerto/erp/core/supplychain/stock/element/InventaireFromEtatStockImporter.java - Rev 177 → 180

Rev 177		Rev 180
1	`/*`	1	`/*`
2	`* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.`	2	`* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.`
3	`*`	3	`*`
4	`* Copyright 2011 OpenConcerto, by ILM Informatique. All rights reserved.`	4	`* Copyright 2011 OpenConcerto, by ILM Informatique. All rights reserved.`
5	`*`	5	`*`
6	`* The contents of this file are subject to the terms of the GNU General Public License Version 3`	6	`* The contents of this file are subject to the terms of the GNU General Public License Version 3`
7	`* only ("GPL"). You may not use this file except in compliance with the License. You can obtain a`	7	`* only ("GPL"). You may not use this file except in compliance with the License. You can obtain a`
8	`* copy of the License at http://www.gnu.org/licenses/gpl-3.0.html See the License for the specific`	8	`* copy of the License at http://www.gnu.org/licenses/gpl-3.0.html See the License for the specific`
9	`* language governing permissions and limitations under the License.`	9	`* language governing permissions and limitations under the License.`
10	`*`	10	`*`
11	`* When distributing the software, include this License Header Notice in each file.`	11	`* When distributing the software, include this License Header Notice in each file.`
12	`*/`	12	`*/`
13		13
14	`package org.openconcerto.erp.core.supplychain.stock.element;`	14	`package org.openconcerto.erp.core.supplychain.stock.element;`
15		15
16	`import org.openconcerto.erp.core.sales.product.model.ProductComponent;`	16	`import org.openconcerto.erp.core.sales.product.model.ProductComponent;`
17	`import org.openconcerto.erp.core.sales.product.model.ProductHelper;`	17	`import org.openconcerto.erp.core.sales.product.model.ProductHelper;`
18	`import org.openconcerto.erp.core.sales.product.model.ProductHelper.SupplierPriceField;`	18	`import org.openconcerto.erp.core.sales.product.model.ProductHelper.SupplierPriceField;`
19	`import org.openconcerto.erp.importer.ArrayTableModel;`	19	`import org.openconcerto.erp.importer.ArrayTableModel;`
20	`import org.openconcerto.erp.importer.DataImporter;`	20	`import org.openconcerto.erp.importer.DataImporter;`
21	`import org.openconcerto.sql.Configuration;`	21	`import org.openconcerto.sql.Configuration;`
22	`import org.openconcerto.sql.model.DBRoot;`	22	`import org.openconcerto.sql.model.DBRoot;`
23	`import org.openconcerto.sql.model.SQLRow;`	23	`import org.openconcerto.sql.model.SQLRow;`
24	`import org.openconcerto.sql.model.SQLRowAccessor;`	24	`import org.openconcerto.sql.model.SQLRowAccessor;`
25	`import org.openconcerto.sql.model.SQLRowValues;`	25	`import org.openconcerto.sql.model.SQLRowValues;`
26	`import org.openconcerto.sql.model.SQLRowValuesCluster.StoreMode;`	26	`import org.openconcerto.sql.model.SQLRowValuesCluster.StoreMode;`
27	`import org.openconcerto.sql.model.SQLRowValuesListFetcher;`	27	`import org.openconcerto.sql.model.SQLRowValuesListFetcher;`
28	`import org.openconcerto.sql.model.SQLTable;`	28	`import org.openconcerto.sql.model.SQLTable;`
29	`import org.openconcerto.sql.utils.SQLUtils;`	29	`import org.openconcerto.sql.utils.SQLUtils;`
30	`import org.openconcerto.utils.Tuple2;`	30	`import org.openconcerto.utils.Tuple2;`
31		31
32	`import java.io.File;`	32	`import java.io.File;`
33	`import java.io.IOException;`	33	`import java.io.IOException;`
34	`import java.math.BigDecimal;`	34	`import java.math.BigDecimal;`
35	`import java.sql.SQLException;`	35	`import java.sql.SQLException;`
36	`import java.util.ArrayList;`	36	`import java.util.ArrayList;`
37	`import java.util.Calendar;`	37	`import java.util.Calendar;`
38	`import java.util.Collection;`	38	`import java.util.Collection;`
39	`import java.util.Date;`	39	`import java.util.Date;`
40	`import java.util.HashMap;`	40	`import java.util.HashMap;`