Mercurial > lada > lada-server
view src/main/java/de/intevation/lada/importer/laf/LafImporter.java @ 1097:186d602e031a
Merged branch schema-update into default.
author | Tom Gottfried <tom@intevation.de> |
---|---|
date | Fri, 14 Oct 2016 18:17:42 +0200 |
parents | 3ec358698b4d |
children | 7683c4162746 |
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package de.intevation.lada.importer.laf; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.nio.charset.StandardCharsets; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.inject.Inject; import org.antlr.v4.runtime.ANTLRInputStream; import org.antlr.v4.runtime.CommonTokenStream; import org.antlr.v4.runtime.tree.ParseTree; import org.antlr.v4.runtime.tree.ParseTreeWalker; import org.apache.log4j.Logger; import de.intevation.lada.importer.ImportConfig; import de.intevation.lada.importer.ImportFormat; import de.intevation.lada.importer.Importer; import de.intevation.lada.importer.ReportItem; import de.intevation.lada.util.auth.UserInfo; @ImportConfig(format=ImportFormat.LAF) public class LafImporter implements Importer{ @Inject private Logger logger; @Inject private LafObjectMapper mapper; private Map<String, List<ReportItem>> errors = new HashMap<String, List<ReportItem>>(); private Map<String, List<ReportItem>> warnings = new HashMap<String, List<ReportItem>>(); public void doImport(String lafString, UserInfo userInfo) { errors = new HashMap<String, List<ReportItem>>(); warnings = new HashMap<String, List<ReportItem>>(); InputStream is = new ByteArrayInputStream(lafString.getBytes(StandardCharsets.UTF_8)); try { ANTLRInputStream ais = new ANTLRInputStream(is); LafLexer lexer = new LafLexer(ais); CommonTokenStream cts = new CommonTokenStream(lexer); LafParser parser = new LafParser(cts); LafErrorListener errorListener = LafErrorListener.INSTANCE; parser.addErrorListener(errorListener); ParseTree tree = parser.probendatei(); LafObjectListener listener = new LafObjectListener(); ParseTreeWalker walker = new ParseTreeWalker(); walker.walk(listener, tree); logger.debug("Parsed Proben: " + listener.getData().count()); errors.put("parser", errorListener.getErrors()); errors.putAll(listener.getErrors()); mapper.mapObjects(listener.getData()); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } @Override public void reset() { } @Override public Map<String, List<ReportItem>> getWarnings() { return this.errors; } @Override public Map<String, List<ReportItem>> getErrors() { return this.warnings; } }