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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 java.sql.DatabaseMetaData;
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import java.sql.SQLException;
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import java.util.ArrayList;
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import java.util.List;
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import javax.sql.DataSource;
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import org.apache.log4j.Logger;
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import org.hibernate.dialect.Dialect;
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import eu.etaxonomy.cdm.database.types.H2DatabaseType;
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import eu.etaxonomy.cdm.database.types.HSqlDbDatabaseType;
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import eu.etaxonomy.cdm.database.types.IDatabaseType;
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import eu.etaxonomy.cdm.database.types.MySQLDatabaseType;
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import eu.etaxonomy.cdm.database.types.OdbcDatabaseType;
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import eu.etaxonomy.cdm.database.types.OracleDatabaseType;
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import eu.etaxonomy.cdm.database.types.PostgreSQLDatabaseType;
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import eu.etaxonomy.cdm.database.types.SqlServer2005DatabaseType;
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import eu.etaxonomy.cdm.database.types.SybaseDatabaseType;
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/**
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* @author a.mueller
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*
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*/
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public enum DatabaseTypeEnum {
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HSqlDb(1),
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MySQL(2),
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ODBC(3),
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PostgreSQL(4),
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Oracle(5),
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//SqlServer2000(6),
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SqlServer2005(7),
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Sybase(8),
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H2(9)
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;
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/**
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*
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*/
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private static final String P6SPY_DRIVER_CLASS_NAME = "com.p6spy.engine.spy.P6SpyDriver";
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private boolean useP6Spy = false;
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/**
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* @return the useP6Spy
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*/
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public boolean isUseP6Spy() {
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return useP6Spy;
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}
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/**
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* @param useP6Spy the useP6Spy to set
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*/
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public void setUseP6Spy(boolean useP6Spy) {
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this.useP6Spy = useP6Spy;
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}
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/**
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* Constructor
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* @param i
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*/
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private DatabaseTypeEnum(int i) {
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switch(i)
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{
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case 1:
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this.dbType = new HSqlDbDatabaseType(); break;
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case 2:
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this.dbType = new MySQLDatabaseType(); break;
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case 3:
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this.dbType = new OdbcDatabaseType(); break;
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case 4:
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this.dbType = new PostgreSQLDatabaseType(); break;
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case 5:
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this.dbType = new OracleDatabaseType(); break;
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// case 6:
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// this.dbType = new SqlServer2000DatabaseType(); break;
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case 7:
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this.dbType = new SqlServer2005DatabaseType(); break;
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case 8:
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this.dbType = new SybaseDatabaseType(); break;
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case 9:
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this.dbType = new H2DatabaseType(); break;
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default:
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//TODO Exception
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}
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}
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public IDatabaseType getDatabaseType(){
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return dbType;
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}
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//Logger
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private static final Logger logger = Logger.getLogger(DatabaseTypeEnum.class);
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protected IDatabaseType dbType;
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/**
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* @return
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*/
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public String getName(){
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return dbType.getName();
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}
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/**
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* @return
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*/
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public String getDriverClassName(){
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if(useP6Spy){
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return P6SPY_DRIVER_CLASS_NAME;
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} else {
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return dbType.getClassString();
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}
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}
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/**
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* Returns the DataSource class that the datasource needs to create a spring bean
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* @return the DataSource class
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*/
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public Class<? extends DataSource> getDataSourceClass(){
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return dbType.getDataSourceClass();
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}
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/**
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* @return
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*/
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public String getUrl(){
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return dbType.getUrlString();
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}
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/**
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* @return
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*/
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public String getHibernateDialectCanonicalName(){
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return dbType.getHibernateDialectCanonicalName();
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}
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/**
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* @return
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*/
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public int getDefaultPort(){
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return dbType.getDefaultPort();
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}
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/**
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* returns the connection string
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* @param server the server, e.g. IP-Address
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* @param database the database name on the server (e.g. "testDB")
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* @param port the port number
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* @return the connection string
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*/
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public String getConnectionString(ICdmDataSource cdmDataSource){
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String result = dbType.getConnectionString(cdmDataSource);
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logger.debug("Connection String: " + result);
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return result;
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}
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/**
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* Returns the {@link Dialect hibernate dialect} used for this database type.
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* @return hibernate dialect
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*/
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public Dialect getHibernateDialect(){
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Dialect result = dbType.getHibernateDialect();
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return result;
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}
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/**
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* Returns the Name of the initialization method to be used when a hibernate datasource is created for this database
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* @return String name of the init method
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*/
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public String getInitMethod(){
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String result = dbType.getInitMethod();
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logger.debug("InitMethod: " + result);
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return result;
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}
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/**
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* Returns the Name of the destroying method to be used when a hibernate datasource representing this database is destroyed
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* @return String name of the destroy method
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*/
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public String getDestroyMethod(){
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String result = dbType.getDestroyMethod();
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logger.debug("DestroyMethod: " + result);
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return result;
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}
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/**
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* Returns a List of all available DatabaseEnums.
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* @return List of DatabaseEnums
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*/
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public static List<DatabaseTypeEnum> getAllTypes(){
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List<DatabaseTypeEnum> result = new ArrayList<DatabaseTypeEnum>();
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for (DatabaseTypeEnum dbEnum : DatabaseTypeEnum.values()){
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result.add(dbEnum);
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}
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return result;
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}
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/**
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* Returns the DatabaseTypeEnum to a given DriverClass
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* @param strDriverClass
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* @return the according DatabaseTypeEnum. Null if the driver class does not exist.
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*/
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public static DatabaseTypeEnum byDriverClass(String strDriverClass){
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if (strDriverClass == null){
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return null;
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}
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for (DatabaseTypeEnum dbEnum : DatabaseTypeEnum.values()){
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if (dbEnum.getDriverClassName().equals(strDriverClass)){
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return dbEnum;
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}
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}
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logger.info("Unknown driver class: " + strDriverClass);
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return null;
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}
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/**
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* @param metaData
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* @return
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*/
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public static DatabaseTypeEnum byDatabaseMetaData(DatabaseMetaData metaData) {
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if (metaData == null){
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return null;
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}
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//driver
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String driver = null;
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try {
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driver = metaData.getDriverName();
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} catch (SQLException e) {
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//do nothing
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}
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DatabaseTypeEnum result = byDriverClass(driver);
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if (result != null){
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return result;
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}
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//product
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String product = null;
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try {
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product = metaData.getDatabaseProductName();
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} catch (SQLException e) {
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//do nothing
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}
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if (product == null){
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return null;
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}
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if (product.toLowerCase().matches("\\.*mysql\\.*")){
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return MySQL;
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}else if (product.toLowerCase().matches("\\.*hsqldb\\.*")) {
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return HSqlDb;
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}else if (product.toLowerCase().matches("\\.*oracle\\.*")) {
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return Oracle;
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}else if (product.toLowerCase().matches("\\.*sybase\\.*")) {
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return Sybase;
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}else if (product.toLowerCase().matches("\\.*odbc\\.*")) {
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return ODBC;
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}else if (product.toLowerCase().matches("\\.*postgresql\\.*")) {
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return PostgreSQL;
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}else if (product.toLowerCase().matches("\\.*sqlserver\\.*")) {
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//TODO we need to distinguish versions here once we have sql server 2008 database enum
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// metaData.getDatabaseProductVersion()
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return SqlServer2005;
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}else if (product.toLowerCase().matches("\\.*h2\\.*")) {
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return H2;
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}
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return null;
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}
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}
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