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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.cdm.database;
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import static eu.etaxonomy.cdm.common.XmlHelp.getBeansRoot;
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import static eu.etaxonomy.cdm.common.XmlHelp.insertXmlBean;
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import static eu.etaxonomy.cdm.common.XmlHelp.insertXmlValueProperty;
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import static eu.etaxonomy.cdm.common.XmlHelp.saveToXml;
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import java.util.ArrayList;
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import java.util.Enumeration;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Properties;
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import javax.sql.DataSource;
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import org.apache.log4j.Logger;
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import org.hibernate.cache.internal.NoCachingRegionFactory;
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import org.hibernate.cache.spi.RegionFactory;
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import org.jdom.Attribute;
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import org.jdom.Element;
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import org.springframework.beans.MutablePropertyValues;
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import org.springframework.beans.factory.config.BeanDefinition;
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import org.springframework.beans.factory.config.PropertiesFactoryBean;
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import org.springframework.beans.factory.support.AbstractBeanDefinition;
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import org.springframework.beans.factory.support.RootBeanDefinition;
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import com.mchange.v2.c3p0.ComboPooledDataSource;
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import eu.etaxonomy.cdm.common.CdmUtils;
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import eu.etaxonomy.cdm.common.XmlHelp;
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import eu.etaxonomy.cdm.config.CdmPersistentSourceUtils;
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import eu.etaxonomy.cdm.config.CdmPersistentXMLSource;
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import eu.etaxonomy.cdm.config.CdmPersistentXMLSource.CdmSourceProperties;
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import eu.etaxonomy.cdm.config.ICdmPersistentSource;
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import eu.etaxonomy.cdm.database.types.IDatabaseType;
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import eu.etaxonomy.cdm.model.name.NomenclaturalCode;
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/**
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* class to access an CdmDataSource
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*/
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public class CdmPersistentDataSource extends CdmDataSourceBase implements ICdmPersistentSource {
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private static final Logger logger = Logger.getLogger(CdmPersistentDataSource.class);
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public static final String DATASOURCE_BEAN_POSTFIX = "DataSource";
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private String beanName;
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private String dbUrl;
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private Properties cdmSourceProperties;
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private Properties dataSourceProperties;
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private List<Attribute> cdmSourceAttributes;
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/**
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* The Datasource class that Spring will use to set up the connection to the database
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*/
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private static String dataSourceClassName = ComboPooledDataSource.class.getName();
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/**
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* Returns the default CdmDataSource
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* @return the default CdmDataSource
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* @throws DataSourceNotFoundException
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*/
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public final static CdmPersistentDataSource NewDefaultInstance() throws DataSourceNotFoundException {
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return NewInstance("default");
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}
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/**
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* Returns the default CdmDataSource
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* @return the default CdmDataSource
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* @throws DataSourceNotFoundException
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*/
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public final static CdmPersistentDataSource NewLocalHsqlInstance() throws DataSourceNotFoundException{
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return NewInstance("localDefaultHsql");
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}
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/**
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* Returns the CdmDataSource named by strDataSource
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* @param strDataSource
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* @return
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*/
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public final static CdmPersistentDataSource NewInstance(String dataSourceName) throws DataSourceNotFoundException{
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if (exists(dataSourceName)){
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return new CdmPersistentDataSource(dataSourceName);
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}else{
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throw new DataSourceNotFoundException("Datasource not found: " + dataSourceName);
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}
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}
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/**
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* Private Constructor. Use NewXXX factory methods for creating a new instance of CdmDataSource!
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* @param strDataSource
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*/
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private CdmPersistentDataSource(String strDataSource){
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setName(strDataSource);
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loadSource(strDataSource);
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}
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private void loadSource(String strDataSource) {
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CdmPersistentXMLSource cdmPersistentXMLSource = CdmPersistentXMLSource.NewInstance(strDataSource, DATASOURCE_BEAN_POSTFIX);
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if(cdmPersistentXMLSource.getElement() != null) {
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beanName = cdmPersistentXMLSource.getBeanName();
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// properties from the persistent xml file
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cdmSourceProperties = cdmPersistentXMLSource.getCdmSourceProperties();
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cdmSourceAttributes = cdmPersistentXMLSource.getCdmSourceAttributes();
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// properties we must have for a data source
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dataSourceProperties = new Properties(cdmSourceProperties);
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// added database specific properties if they are null
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String url = getCdmSourceProperty(CdmSourceProperties.URL);
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DatabaseTypeEnum dbTypeEnum = getDatabaseType();
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if (dbTypeEnum != null && url != null){
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IDatabaseType dbType = dbTypeEnum.getDatabaseType();
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if (getCdmSourceProperty(CdmSourceProperties.DATABASE) == null){
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String database = dbType.getDatabaseNameByConnectionString(url);
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if(database != null) {
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dataSourceProperties.setProperty(CdmSourceProperties.DATABASE.toString(), database);
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}
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}
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if(getCdmSourceProperty(CdmSourceProperties.SERVER) == null){
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String server = dbType.getServerNameByConnectionString(url);
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if(server != null) {
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dataSourceProperties.setProperty(CdmSourceProperties.SERVER.toString(),server);
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}
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}
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if(getCdmSourceProperty(CdmSourceProperties.PORT) == null){
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int port = dbType.getPortByConnectionString(url);
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if(port > 0) {
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dataSourceProperties.setProperty(CdmSourceProperties.PORT.toString(),String.valueOf(port));
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}
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}
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}
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}
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}
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public String getBeanName() {
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return beanName;
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}
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@Override
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public String getDatabase() {
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return getCdmSourceProperty(CdmSourceProperties.DATABASE);
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}
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@Override
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public String getFilePath() {
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return getCdmSourceProperty(CdmSourceProperties.FILEPATH);
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}
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@Override
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public H2Mode getMode() {
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return H2Mode.fromString(getCdmSourceProperty(CdmSourceProperties.MODE));
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}
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@Override
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public String getUsername(){
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return getCdmSourceProperty(CdmSourceProperties.USERNAME);
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}
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@Override
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public String getPassword(){
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return getCdmSourceProperty(CdmSourceProperties.PASSWORD);
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}
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@Override
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public NomenclaturalCode getNomenclaturalCode() {
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// TODO null
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return NomenclaturalCode.fromString(getCdmSourceProperty(CdmSourceProperties.NOMENCLATURAL_CODE));
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}
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@Override
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public int getPort() {
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String port = CdmUtils.Nz(getCdmSourceProperty(CdmSourceProperties.PORT));
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if (port == null || "".equals(port)){
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return -1;
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}else{
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//TODO exception if non integer
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return Integer.valueOf(port);
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}
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}
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@Override
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public String getServer() {
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return getCdmSourceProperty(CdmSourceProperties.SERVER);
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}
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@Override
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public DatabaseTypeEnum getDatabaseType(){
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String strDriverClass = getCdmSourceProperty(CdmSourceProperties.DRIVER_CLASS);
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DatabaseTypeEnum dbType = DatabaseTypeEnum.getDatabaseEnumByDriverClass(strDriverClass);
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return dbType;
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}
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public String getCdmSourceProperty(CdmSourceProperties property){
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return dataSourceProperties.getProperty(property.toString(),null);
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}
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/**
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* Returns a BeanDefinition object of type DataSource that contains
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* datsource properties (url, username, password, ...)
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* @return
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*/
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@SuppressWarnings("unchecked")
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@Override
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public BeanDefinition getDatasourceBean(){
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DatabaseTypeEnum dbtype =
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DatabaseTypeEnum.getDatabaseEnumByDriverClass(getCdmSourceProperty(CdmSourceProperties.DRIVER_CLASS));
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AbstractBeanDefinition bd = new RootBeanDefinition(dbtype.getDataSourceClass());
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//attributes
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Iterator<Attribute> iterator = cdmSourceAttributes.iterator();
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while(iterator.hasNext()){
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Attribute attribute = iterator.next();
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if (attribute.getName().equals("lazy-init")){
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bd.setLazyInit(Boolean.valueOf(attribute.getValue()));
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}
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if (attribute.getName().equals("init-method")){
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bd.setInitMethodName(attribute.getValue());
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}
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if (attribute.getName().equals("destroy-method")){
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bd.setDestroyMethodName(attribute.getValue());
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}
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//Attribute attribute = iterator.next();
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//bd.setAttribute(attribute.getName(), attribute.getValue());
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}
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//properties
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MutablePropertyValues props = new MutablePropertyValues();
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Enumeration<String> keys = (Enumeration)cdmSourceProperties.keys();
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while (keys.hasMoreElements()){
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String key = (String)keys.nextElement();
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if (key.equals("nomenclaturalCode") && cdmSourceProperties.getProperty(key).equals("ICBN")){
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//bugfix for old nomenclatural codes, remove if fixed elsewhere, see https://dev.e-taxonomy.eu/trac/ticket/3658
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props.addPropertyValue(key, NomenclaturalCode.ICNAFP.name());
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}else{
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props.addPropertyValue(key, cdmSourceProperties.getProperty(key));
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}
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}
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bd.setPropertyValues(props);
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return bd;
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}
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/**
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* @param hbm2dll
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* @param showSql
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* @return
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*/
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@Override
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public BeanDefinition getHibernatePropertiesBean(DbSchemaValidation hbm2dll){
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boolean showSql = false;
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boolean formatSql = false;
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boolean registerSearchListener = false;
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Class<? extends RegionFactory> cacheProviderClass = NoCachingRegionFactory.class;
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return getHibernatePropertiesBean(hbm2dll, showSql, formatSql, registerSearchListener, cacheProviderClass);
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}
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/**
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* @param hbm2dll
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* @param showSql
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* @return
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*/
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@Override
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public BeanDefinition getHibernatePropertiesBean(DbSchemaValidation hbm2dll, Boolean showSql, Boolean formatSql, Boolean registerSearchListener, Class<? extends RegionFactory> cacheProviderClass){
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//Hibernate default values
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if (hbm2dll == null){
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hbm2dll = DbSchemaValidation.VALIDATE;
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}
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if (showSql == null){
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showSql = false;
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}
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if (formatSql == null){
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formatSql = false;
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}
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if (cacheProviderClass == null){
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cacheProviderClass = NoCachingRegionFactory.class;
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}
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if(registerSearchListener == null){
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registerSearchListener = false;
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}
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DatabaseTypeEnum dbtype = getDatabaseType();
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AbstractBeanDefinition bd = new RootBeanDefinition(PropertiesFactoryBean.class);
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MutablePropertyValues hibernateProps = new MutablePropertyValues();
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Properties props = new Properties();
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props.setProperty("hibernate.hbm2ddl.auto", hbm2dll.toString());
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props.setProperty("hibernate.dialect", dbtype.getHibernateDialectCanonicalName());
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props.setProperty("hibernate.cache.region.factory_class", cacheProviderClass.getName());
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props.setProperty("hibernate.show_sql", String.valueOf(showSql));
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props.setProperty("hibernate.format_sql", String.valueOf(formatSql));
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props.setProperty("hibernate.search.autoregister_listeners", String.valueOf(registerSearchListener));
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hibernateProps.addPropertyValue("properties",props);
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bd.setPropertyValues(hibernateProps);
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return bd;
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}
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/**
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* Tests existing of the datsource in the according config file.
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* @return true if a datasource with the given name exists in the according datasource config file.
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*/
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public static boolean exists(String strDataSourceName){
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Element bean = CdmPersistentSourceUtils.getCdmSourceBeanXml(strDataSourceName, DATASOURCE_BEAN_POSTFIX);
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return (bean != null);
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}
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/**
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*
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* @param strDataSourceName
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* @param databaseTypeEnum
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* @param server
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* @param database
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* @param port
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* @param username
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* @param password
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* @param dataSourceClass
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* @param initMethod
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* @param destroyMethod
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* @param startSilent
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* @param startServer
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* @param filePath
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* @param mode
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* @return
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*/
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private static CdmPersistentDataSource save(String strDataSourceName,
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DatabaseTypeEnum databaseTypeEnum,
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String server,
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String database,
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String port,
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String username,
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String password,
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Class<? extends DataSource> dataSourceClass,
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String initMethod,
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String destroyMethod,
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Boolean startSilent,
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Boolean startServer,
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String filePath,
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H2Mode mode,
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NomenclaturalCode code
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){
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int portNumber = "".equals(port) ? databaseTypeEnum.getDefaultPort() : Integer.valueOf(port);
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ICdmDataSource dataSource = new CdmDataSource(databaseTypeEnum, server, database, portNumber, username, password, filePath, mode, code);
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//root
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Element root = getBeansRoot(CdmPersistentSourceUtils.getCdmSourceInputStream());
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if (root == null){
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return null;
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}
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//bean
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Element bean = XmlHelp.getFirstAttributedChild(root, "bean", "id", CdmPersistentSourceUtils.getBeanName(strDataSourceName, DATASOURCE_BEAN_POSTFIX));
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if (bean != null){
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bean.detach(); //delete old version if necessary
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}
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bean = insertXmlBean(root, CdmPersistentSourceUtils.getBeanName(strDataSourceName, DATASOURCE_BEAN_POSTFIX), dataSourceClass.getName());
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//attributes
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bean.setAttribute("lazy-init", "true");
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if (initMethod != null) {bean.setAttribute("init-method", initMethod);}
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if (destroyMethod != null) {bean.setAttribute("destroy-method", destroyMethod);}
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//set properties
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insertXmlValueProperty(bean, "driverClassName", databaseTypeEnum.getDriverClassName());
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insertXmlValueProperty(bean, "url", databaseTypeEnum.getConnectionString(dataSource));
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if (username != null) {insertXmlValueProperty(bean, "username", username );}
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if (password != null) {insertXmlValueProperty(bean, "password", password );}
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if (startSilent != null) {insertXmlValueProperty(bean, "startSilent", startSilent.toString() );}
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if (startServer != null) {insertXmlValueProperty(bean, "startServer", startServer.toString() );}
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if (filePath != null) {insertXmlValueProperty(bean, "filePath", filePath );}
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if (mode != null) {insertXmlValueProperty(bean, "mode", mode.toString() );}
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if (code != null) {insertXmlValueProperty(bean, "nomenclaturalCode", code.name());}
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//save
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saveToXml(root.getDocument(),
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CdmPersistentSourceUtils.getResourceDirectory(),
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CdmPersistentXMLSource.CDMSOURCE_FILE_NAME,
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XmlHelp.prettyFormat );
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try {
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return NewInstance(strDataSourceName) ;
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} catch (DataSourceNotFoundException e) {
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logger.error("Error when saving datasource");
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return null;
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}
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}
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/**
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* @param strDataSourceName
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* @param dataSource
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* @param code
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* @return
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* the updated dataSource, null if not succesful
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*/
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public static CdmPersistentDataSource update(String strDataSourceName,
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ICdmDataSource dataSource) throws DataSourceNotFoundException, IllegalArgumentException{
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CdmPersistentSourceUtils.delete(CdmPersistentSourceUtils.getBeanName(strDataSourceName,DATASOURCE_BEAN_POSTFIX));
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return save(strDataSourceName, dataSource);
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}
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/**
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* Saves a datasource to the datasource config file. If strDataSourceName differs a new dataSource
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* will be created in config file. Use update() of real update functionality.
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*
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* @param strDataSourceName
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* @param dataSource
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* @return
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*/
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public static CdmPersistentDataSource save(String strDataSourceName,
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ICdmDataSource dataSource) throws IllegalArgumentException{
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if(dataSource.getDatabaseType() == null){
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new IllegalArgumentException("Database type not specified");
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}
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if(dataSource.getDatabaseType().equals(DatabaseTypeEnum.H2)){
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440
|
Class<? extends DataSource> dataSourceClass = LocalH2.class;
|
441
|
if(dataSource.getMode() == null) {
|
442
|
new IllegalArgumentException("H2 mode not specified");
|
443
|
}
|
444
|
return save(
|
445
|
strDataSourceName,
|
446
|
dataSource.getDatabaseType(),
|
447
|
"localhost",
|
448
|
getCheckedDataSourceParameter(dataSource.getDatabase()),
|
449
|
dataSource.getDatabaseType().getDefaultPort() + "",
|
450
|
getCheckedDataSourceParameter(dataSource.getUsername()),
|
451
|
getCheckedDataSourceParameter(dataSource.getPassword()),
|
452
|
dataSourceClass,
|
453
|
null, null, null, null,
|
454
|
getCheckedDataSourceParameter(dataSource.getFilePath()),
|
455
|
dataSource.getMode(),
|
456
|
dataSource.getNomenclaturalCode());
|
457
|
}else{
|
458
|
|
459
|
Class<? extends DataSource> dataSourceClass;
|
460
|
try {
|
461
|
dataSourceClass = (Class<? extends DataSource>) Class.forName(dataSourceClassName);
|
462
|
|
463
|
CdmPersistentDataSource persistendDatasource = save(
|
464
|
strDataSourceName,
|
465
|
dataSource.getDatabaseType(),
|
466
|
getCheckedDataSourceParameter(dataSource.getServer()),
|
467
|
getCheckedDataSourceParameter(dataSource.getDatabase()),
|
468
|
dataSource.getPort() + "",
|
469
|
getCheckedDataSourceParameter(dataSource.getUsername()),
|
470
|
getCheckedDataSourceParameter(dataSource.getPassword()),
|
471
|
dataSourceClass,
|
472
|
null, null, null, null, null, null,
|
473
|
dataSource.getNomenclaturalCode());
|
474
|
|
475
|
return persistendDatasource;
|
476
|
} catch (ClassNotFoundException e) {
|
477
|
logger.error("DataSourceClass not found - stopping application", e);
|
478
|
System.exit(-1);
|
479
|
}
|
480
|
// will never be reached
|
481
|
return null;
|
482
|
}
|
483
|
}
|
484
|
|
485
|
private static String getCheckedDataSourceParameter(String parameter) throws IllegalArgumentException{
|
486
|
if(parameter != null) {
|
487
|
return parameter;
|
488
|
} else {
|
489
|
throw new IllegalArgumentException("Non obsolete paramater was assigned a null value: " + parameter);
|
490
|
}
|
491
|
}
|
492
|
|
493
|
|
494
|
/**
|
495
|
* Returns a list of all datasources stored in the datasource config file
|
496
|
* @return all existing data sources
|
497
|
*/
|
498
|
@SuppressWarnings("unchecked")
|
499
|
static public List<CdmPersistentDataSource> getAllDataSources(){
|
500
|
List<CdmPersistentDataSource> dataSources = new ArrayList<CdmPersistentDataSource>();
|
501
|
|
502
|
Element root = getBeansRoot(CdmPersistentSourceUtils.getCdmSourceInputStream());
|
503
|
if (root == null){
|
504
|
return null;
|
505
|
}else{
|
506
|
List<Element> lsChildren = root.getChildren("bean", root.getNamespace());
|
507
|
|
508
|
for (Element elBean : lsChildren){
|
509
|
String strId = elBean.getAttributeValue("id");
|
510
|
if (strId != null && strId.endsWith(DATASOURCE_BEAN_POSTFIX)){
|
511
|
strId = strId.replace(DATASOURCE_BEAN_POSTFIX, "");
|
512
|
dataSources.add(new CdmPersistentDataSource(strId));
|
513
|
}
|
514
|
}
|
515
|
}
|
516
|
return dataSources;
|
517
|
}
|
518
|
|
519
|
|
520
|
@Override
|
521
|
public boolean equals(Object obj){
|
522
|
if (obj == null){
|
523
|
return false;
|
524
|
}else if (! CdmPersistentDataSource.class.isAssignableFrom(obj.getClass())){
|
525
|
return false;
|
526
|
}else{
|
527
|
CdmPersistentDataSource dataSource = (CdmPersistentDataSource)obj;
|
528
|
return (getName() == dataSource.getName());
|
529
|
}
|
530
|
|
531
|
}
|
532
|
|
533
|
@Override
|
534
|
public String toString(){
|
535
|
if (getName() != null){
|
536
|
return getName();
|
537
|
}else{
|
538
|
return null;
|
539
|
}
|
540
|
}
|
541
|
|
542
|
|
543
|
|
544
|
|
545
|
}
|