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comparison flys-backend/src/main/java/de/intevation/flys/importer/parsers/PRFParser.java @ 4715:2f7a509f5acf

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Implement new CrossSectionParser interface.
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Wed, 19 Dec 2012 14:59:14 +0100
parents e8381265871f
children 0df1cac6c4b5
comparison
equal deleted inserted replaced
4714:47c1d656a152 4715:2f7a509f5acf
24 24
25 /** 25 /**
26 * Parse files in .prf format and generate a mapping of double 26 * Parse files in .prf format and generate a mapping of double
27 * (km) to List of Points (XY). 27 * (km) to List of Points (XY).
28 */ 28 */
29 public class PRFParser 29 public class PRFParser implements CrossSectionParser
30 { 30 {
31 private static Logger log = Logger.getLogger(PRFParser.class); 31 private static Logger log = Logger.getLogger(PRFParser.class);
32 32
33 public static final String ENCODING = 33 public static final String ENCODING =
34 System.getProperty("flys.backend.prf.encoding", "ISO-8859-1"); 34 System.getProperty("flys.backend.prf.encoding", "ISO-8859-1");
44 public static final Pattern YEAR_PATTERN = 44 public static final Pattern YEAR_PATTERN =
45 Pattern.compile("(\\d{4})"); 45 Pattern.compile("(\\d{4})");
46 46
47 public static final int MIN_YEAR = 1800; 47 public static final int MIN_YEAR = 1800;
48 public static final int MAX_YEAR = 2100; 48 public static final int MAX_YEAR = 2100;
49
50 public interface Callback {
51 boolean prfAccept(File file);
52 void prfParsed(PRFParser parser);
53 } // interface Parser
54 49
55 public static class DataFormat { 50 public static class DataFormat {
56 51
57 protected int deleteChars; 52 protected int deleteChars;
58 protected int maxRepetitions; 53 protected int maxRepetitions;
186 181
187 public PRFParser() { 182 public PRFParser() {
188 data = new TreeMap<Double, List<XY>>(); 183 data = new TreeMap<Double, List<XY>>();
189 } 184 }
190 185
186 @Override
191 public Integer getYear() { 187 public Integer getYear() {
192 return year; 188 return year;
193 } 189 }
194 190
195 public void setYear(Integer year) { 191 public void setYear(Integer year) {
196 this.year = year; 192 this.year = year;
197 } 193 }
198 194
195 @Override
199 public String getDescription() { 196 public String getDescription() {
200 return description; 197 return description;
201 } 198 }
202 199
203 public void setDescription(String description) { 200 public void setDescription(String description) {
204 this.description = description; 201 this.description = description;
205 } 202 }
206 203
204 @Override
207 public Map<Double, List<XY>> getData() { 205 public Map<Double, List<XY>> getData() {
208 return data; 206 return data;
209 } 207 }
210 208
211 public void setData(Map<Double, List<XY>> data) { 209 public void setData(Map<Double, List<XY>> data) {
394 data.clear(); 392 data.clear();
395 year = null; 393 year = null;
396 description = null; 394 description = null;
397 } 395 }
398 396
399 public void parsePRFs(File root, final Callback callback) { 397 public void parsePRFs(File root, final CrossSectionParser.Callback callback) {
400 398
401 FileTools.walkTree(root, new FileTools.FileVisitor() { 399 FileTools.walkTree(root, new FileTools.FileVisitor() {
402 @Override 400 @Override
403 public boolean visit(File file) { 401 public boolean visit(File file) {
404 if (file.isFile() && file.canRead() 402 if (file.isFile() && file.canRead()
405 && file.getName().toLowerCase().endsWith(".prf") 403 && file.getName().toLowerCase().endsWith(".prf")
406 && (callback == null || callback.prfAccept(file))) { 404 && (callback == null || callback.accept(file))) {
407 reset(); 405 reset();
408 boolean success = parse(file); 406 boolean success = parse(file);
409 log.info("parsing " + (success ? "succeeded" : "failed")); 407 log.info("parsing " + (success ? "succeeded" : "failed"));
410 if (success && callback != null) { 408 if (success && callback != null) {
411 callback.prfParsed(PRFParser.this); 409 callback.parsed(PRFParser.this);
412 } 410 }
413 } 411 }
414 return true; 412 return true;
415 } 413 }
416 }); 414 });
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