Mercurial > dive4elements > river
view flys-backend/src/main/java/de/intevation/flys/importer/ImportGauge.java @ 2794:3c26e16ae6c2
Fix or workaround flys/issue632, avoid NPE.
flys-backend/trunk@4112 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Fri, 02 Mar 2012 12:15:40 +0000 |
parents | fe89d6cf55fb |
children | ac93f397018d |
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package de.intevation.flys.importer; import java.io.File; import java.util.ArrayList; import java.util.List; import java.math.BigDecimal; import de.intevation.artifacts.common.utils.FileTools; import de.intevation.flys.model.River; import de.intevation.flys.model.Gauge; import org.hibernate.Session; import org.hibernate.Query; import java.io.IOException; import org.apache.log4j.Logger; import de.intevation.flys.importer.parsers.AtFileParser; import de.intevation.flys.importer.parsers.StaFileParser; public class ImportGauge { private static Logger log = Logger.getLogger(ImportGauge.class); public static final String HISTORICAL_DISCHARGE_TABLES = "Histor.Abflusstafeln"; protected ImportRange range; protected File staFile; protected File atFile; protected String name; protected BigDecimal aeo; protected BigDecimal datum; protected BigDecimal station; protected Long officialNumber; protected Gauge peer; protected ImportDischargeTable dischargeTable; protected List<ImportMainValueType> mainValueTypes; protected List<ImportNamedMainValue> namedMainValues; protected List<ImportMainValue> mainValues; protected List<ImportDischargeTable> historicalDischargeTables; public ImportGauge() { historicalDischargeTables = new ArrayList<ImportDischargeTable>(); } public ImportGauge(ImportRange range, File staFile, File atFile) { this(); this.range = range; this.staFile = staFile; this.atFile = atFile; } public void setRange(ImportRange range) { this.range = range; } public void setStaFile(File staFile) { this.staFile = staFile; } public File getStaFile() { return staFile; } public void setAtFile(File atFile) { this.atFile = atFile; } public File getAtFile() { return atFile; } public BigDecimal getAeo() { return aeo; } public void setAeo(BigDecimal aeo) { this.aeo = aeo; } public String getName() { return name; } public void setName(String name) { this.name = name; } public BigDecimal getDatum() { return datum; } public void setDatum(BigDecimal datum) { this.datum = datum; } public BigDecimal getStation() { return station; } public void setStation(BigDecimal station) { this.station = station; } public Long getOfficialNumber() { return officialNumber; } public void setOfficialNumber(Long officialNumber) { this.officialNumber = officialNumber; } public ImportDischargeTable getDischargeTable() { return dischargeTable; } public void setDischargeTable(ImportDischargeTable dischargeTable) { this.dischargeTable = dischargeTable; } public List<ImportMainValueType> getMainValueTypes() { return mainValueTypes; } public void setMainValueTypes(List<ImportMainValueType> mainValueTypes) { this.mainValueTypes = mainValueTypes; } public List<ImportNamedMainValue> getNamedMainValues() { return namedMainValues; } public void setNamedMainValues(List<ImportNamedMainValue> namedMainValues) { this.namedMainValues = namedMainValues; } public List<ImportMainValue> getMainValues() { return mainValues; } public void setMainValues(List<ImportMainValue> mainValues) { this.mainValues = mainValues; } public void parseDependencies() throws IOException { StaFileParser sfp = new StaFileParser(); sfp.parse(this); AtFileParser afp = new AtFileParser(); setDischargeTable(afp.parse(getAtFile())); parseHistoricalDischargeTables(); } public void parseHistoricalDischargeTables() throws IOException { log.info("parse historical discharge tables"); File riverDir = atFile.getParentFile().getParentFile(); File histDischargeDir = FileTools.repair( new File(riverDir, HISTORICAL_DISCHARGE_TABLES)); if (!histDischargeDir.isDirectory() || !histDischargeDir.canRead()) { log.info("cannot find '" + histDischargeDir + "'"); return; } histDischargeDir = FileTools.repair( new File(histDischargeDir, getName())); if (!histDischargeDir.isDirectory() || !histDischargeDir.canRead()) { log.info("cannot find '" + histDischargeDir + "'"); return; } File [] files = histDischargeDir.listFiles(); if (files == null) { log.info("cannot read directory '" + histDischargeDir + "'"); return; } for (File file: files) { if (!file.isFile() || !file.canRead()) { continue; } String name = file.getName().toLowerCase(); if (!name.endsWith(".at")) { continue; } log.info("found at file '" + file.getName() + "'"); AtFileParser afp = new AtFileParser(); historicalDischargeTables.add( afp.parse(file, HISTORICAL_DISCHARGE_TABLES + "/", 1)); } } public void storeDependencies(River river) { Gauge gauge = getPeer(river); log.info("store main value types"); for (ImportMainValueType mainValueType: mainValueTypes) { mainValueType.getPeer(); } log.info("store named main values"); for (ImportNamedMainValue namedMainValue: namedMainValues) { namedMainValue.getPeer(); } log.info("store main values"); for (ImportMainValue mainValue: mainValues) { mainValue.getPeer(river); } storeDischargeTable(gauge); storeHistoricalDischargeTable(gauge); } public void storeDischargeTable(Gauge gauge) { log.info("store discharge table"); dischargeTable.getPeer(gauge); dischargeTable.storeDependencies(gauge); } public void storeHistoricalDischargeTable(Gauge gauge) { log.info("store historical discharge tables"); for (ImportDischargeTable hdt: historicalDischargeTables) { hdt.storeDependencies(gauge); } } public Gauge getPeer(River river) { if (peer == null) { Session session = ImporterSession.getInstance().getDatabaseSession(); Query query = session.createQuery( "from Gauge where name=:name " + "and river.id=:river"); query.setString("name", name); query.setParameter("river", river.getId()); List<Gauge> gauges = query.list(); if (gauges.isEmpty()) { peer = new Gauge( name, river, station, aeo, datum, officialNumber, range.getPeer(river)); session.save(peer); } else { peer = gauges.get(0); } } return peer; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :