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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.tuscany.samples.das.customer;
import org.apache.tuscany.das.rdb.config.Config;
import org.apache.tuscany.das.rdb.util.ConfigUtil;
import org.apache.tuscany.samples.das.databaseSetup.DerbySetup;
import org.apache.tuscany.samples.das.databaseSetup.MySQLSetup;
public class CustomerDatabaseInitializer {
public static final String DERBY = "derby";
public static final String MYSQL = "mysql";
private final Config config;
private final String dbType;
private final String dbURL;
private final String user;
private final String password;
public CustomerDatabaseInitializer(String configFile) {
this.config = ConfigUtil.loadConfig(this.getClass().getClassLoader().getResourceAsStream(configFile));
if(config.getConnectionInfo().getConnectionProperties().getDriverClass().indexOf(DERBY) != -1) {
dbType = DERBY;
} else if(config.getConnectionInfo().getConnectionProperties().getDriverClass().indexOf(MYSQL) != -1) {
dbType = MYSQL;
} else {
dbType = null;
}
//get connection info from config
dbURL = config.getConnectionInfo().getConnectionProperties().getDatabaseURL();
user = config.getConnectionInfo().getConnectionProperties().getUserName();
password = config.getConnectionInfo().getConnectionProperties().getPassword();
}
/**
* If database is present connect to it and create necessary tables, procedures, data etc.
* If database is not present create database and then create the above elements. Create database
* is implemented for MySQL and Derby.
*/
public void Initialize() {
//display DB configuration iformation
DisplayDatabaseConfiguration();
//initialize DB
try {
if(dbType.equals(DERBY)){
new DerbySetup(dbURL+"-"+user+"-"+password);
}
if(dbType.equals(MYSQL)){
new MySQLSetup(dbURL+"-"+user+"-"+password);
}
} catch(Exception e){
throw new RuntimeException("Error initializing database !", e);
}
}
public void DisplayDatabaseConfiguration() {
System.out.println("************* Initializing database *************");
System.out.println("** DB type : " + dbType );
System.out.println("** Database : " + dbURL );
System.out.println("** User : " + user );
System.out.println("** Password : " + password);
System.out.println("************************************************");
}
}
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