Mercurial > dive4elements > river
view flys-backend/src/main/java/de/intevation/flys/importer/parsers/LineParser.java @ 3797:0f99e9f1a2ca
Importer: Added flag to invert skipping behaviour by default. Makes importing single features much easier.
flys-backend/trunk@5452 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Thu, 13 Sep 2012 10:53:34 +0000 |
parents | 3febaed762b8 |
children | f63b39799d2d |
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package de.intevation.flys.importer.parsers; import java.io.File; import java.util.Calendar; import java.util.Date; import java.util.Locale; import java.io.IOException; import java.io.LineNumberReader; import java.io.FileInputStream; import java.io.InputStreamReader; import org.apache.log4j.Logger; public abstract class LineParser { private static final Logger log = Logger.getLogger(LineParser.class); public static final String ENCODING = "ISO-8859-1"; public static final Locale DEFAULT_LOCALE = Locale.GERMAN; public static final String START_META_CHAR = "#"; public static final String SEPERATOR_CHAR = ";"; protected abstract void handleLine(String line); protected abstract void reset(); protected abstract void finish(); /** * This method reads each line of <i>file</i>. At the beginning, * <i>reset()</i> is called; afterwars for each line <i>handleLine()</i> is * called; at the end <i>finish</i> is called. * * @param file The file which should be parsed. */ public void parse(File file) throws IOException { log.info("Parsing file '" + file + "'"); reset(); LineNumberReader in = null; try { in = new LineNumberReader( new InputStreamReader( new FileInputStream(file), ENCODING)); String line = null; while ((line = in.readLine()) != null) { if ((line = line.trim()).length() == 0) { continue; } handleLine(line); } } finally { if (in != null) { in.close(); } } finish(); } protected static String stripMetaLine(String line) { String tmp = line.substring(1, line.length()); if (tmp.startsWith(" ")) { return tmp.substring(1, tmp.length()); } else { return tmp; } } public static Date getDateFromYear(int year) { Calendar cal = Calendar.getInstance(); cal.set(year, 0, 1); return cal.getTime(); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :