Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/exports/StepCSVWriter.java @ 4346:603233b5a719
Removed doExtreme*() as its implemented in own generator now, opened visibility of field artifact for refac.
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Thu, 01 Nov 2012 12:12:53 +0100 |
parents | 475dd07c2cb1 |
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New utility to handle more dynamically long csv exported rows.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
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1 package de.intevation.flys.exports; |
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2 |
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3 import au.com.bytecode.opencsv.CSVWriter; |
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4 |
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5 import java.util.ArrayList; |
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6 import java.util.Arrays; |
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7 |
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8 /** |
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9 * Class to overcome shortcoming of CSVWriter to accept String-Arrays only. |
475dd07c2cb1
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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10 * The StepCSVWriter buffers incoming values, such that rows in a csv can be |
475dd07c2cb1
New utility to handle more dynamically long csv exported rows.
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11 * created more dynamically. Do not forget to call flush(). |
475dd07c2cb1
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12 */ |
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13 public class StepCSVWriter { |
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14 |
475dd07c2cb1
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15 /** Writer to use when calling flush. */ |
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16 CSVWriter writer = null; |
475dd07c2cb1
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17 /** Buffer of strings (values). */ |
475dd07c2cb1
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18 ArrayList<String> buffer; |
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19 |
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20 |
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21 /** Trivial constructor. */ |
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22 public StepCSVWriter() { |
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23 buffer = new ArrayList<String>(); |
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24 } |
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25 |
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26 |
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27 /** Set writer. */ |
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28 public void setCSVWriter(CSVWriter writer) { |
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29 this.writer = writer; |
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30 } |
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31 |
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32 |
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33 /** Add a value to next flush. */ |
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34 public void addNext(String value) { |
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35 buffer.add(value); |
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36 } |
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37 |
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38 |
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39 /** Add many values to next flush. */ |
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40 public void addNexts(String ... values) { |
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41 buffer.addAll(Arrays.asList(values)); |
475dd07c2cb1
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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42 } |
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43 |
475dd07c2cb1
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44 |
475dd07c2cb1
New utility to handle more dynamically long csv exported rows.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
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45 /** Write the row with csvwriter. */ |
475dd07c2cb1
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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46 public void flush() { |
475dd07c2cb1
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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47 writer.writeNext(buffer.toArray(new String[buffer.size()])); |
475dd07c2cb1
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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48 buffer.clear(); |
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49 } |
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50 } |
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51 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |