cdmlib-persistence/src/main/java/eu/etaxonomy/cdm/database/DataSourceBeanLoader.java

   1 /**
   2 * Copyright (C) 2017 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9 package eu.etaxonomy.cdm.database;
  10
  11 import java.util.HashMap;
  12 import java.util.Map;
  13
  14 import org.apache.logging.log4j.LogManager;
  15 import org.apache.logging.log4j.Logger;
  16 import org.springframework.beans.factory.xml.XmlBeanFactory;
  17 import org.springframework.core.io.FileSystemResource;
  18
  19 // @Component
  20 public class DataSourceBeanLoader {
  21
  22     private static final Logger logger = LogManager.getLogger();
  23
  24     private static final String DATASOURCE_BEANDEF_FILE = "datasources.xml";
  25     // see #8506 private static final String DATASOURCE_BEANDEF_PATH = ConfigFileUtil.getCdmHomeDir().getPath();
  26
  27     private static String userdefinedBeanDefinitionFile = null;
  28
  29     public void setBeanDefinitionFile(String filename){
  30         userdefinedBeanDefinitionFile = filename;
  31     }
  32
  33     public static <T> Map<String, T> loadDataSources(final Class<T> requiredType) {
  34
  35         Map<String, T> dataSources = new HashMap<>();
  36         String path = ""; // commented to avoid compile problems see #8506// DATASOURCE_BEANDEF_PATH + (userdefinedBeanDefinitionFile == null ? DATASOURCE_BEANDEF_FILE : userdefinedBeanDefinitionFile);
  37
  38         logger.info("loading DataSourceBeans from: " + path);
  39         FileSystemResource file = new FileSystemResource(path);
  40         XmlBeanFactory beanFactory  = new XmlBeanFactory(file);
  41
  42         for(String beanName : beanFactory.getBeanDefinitionNames()){
  43             T datasource = beanFactory.getBean(beanName, requiredType);
  44             dataSources.put(beanName, datasource);
  45         }
  46         return dataSources;
  47     }
  48 }