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annotate artifact-database/src/main/java/de/intevation/artifactdatabase/SQL.java @ 43:b8516aa3d8a1

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Time delta calculation in SQL statement to figure out outdated artifacts in H2 database was broken. artifacts/trunk@122 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Thu, 24 Sep 2009 09:15:56 +0000
parents 5a6b6a3debc7
children 4ae4dc99127d
rev   line source
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1 package de.intevation.artifactdatabase;
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3 import java.util.Properties;
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5 import java.io.IOException;
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6 import java.io.InputStream;
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8 import org.apache.log4j.Logger;
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10 /**
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11 * @author Sascha L. Teichmann
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12 */
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13 public final class SQL
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14 {
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15 private static Logger logger = Logger.getLogger(SQL.class);
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17 private SQL() {
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18 }
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20 private static Properties statements;
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22 public static final synchronized Properties getStatements() {
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23 if (statements == null) {
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24 statements = loadStatements();
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25 }
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26 return statements;
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27 }
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29 private static final Properties loadStatements() {
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30 String driver = Config.getStringXPath(
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31 DBConnection.DB_DRIVER, DBConnection.DEFAULT_DRIVER);
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32
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33 Properties properties = new Properties();
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35 InputStream in = null;
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36 try {
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37 String res = "/sql/" + driver.replace('.', '-').toLowerCase()
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38 + ".properties";
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39 in = SQL.class.getResourceAsStream(res);
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41 if (in == null) {
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42 logger.warn("No SQL file for driver '" + driver + "' found.");
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43 res = "/sql/" + DBConnection.DEFAULT_DRIVER.replace('.', '-').toLowerCase()
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44 + ".properties";
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45 if ((in = SQL.class.getResourceAsStream(res)) == null) {
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46 logger.error("No SQL file found");
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47 }
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48 }
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50 properties.load(in);
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51 }
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52 catch (IOException ioe) {
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53 logger.error(ioe.getLocalizedMessage(), ioe);
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54 }
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55 finally {
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56 if (in != null) {
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57 try { in.close(); } catch (IOException ioe) {}
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58 }
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59 }
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61 return properties;
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62 }
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64 public static final String get(String key) {
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65 return getStatements().getProperty(key);
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66 }
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67 }
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68 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8:
http://dive4elements.wald.intevation.org