DatabaseConfig.java

/*
 * Copyright (c) 2017. Sunghyouk Bae <sunghyouk.bae@gmail.com>
 * Licensed 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.hibernate.stresser.persistence.config;

import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.PropertySource;
import org.springframework.context.support.PropertySourcesPlaceholderConfigurer;

/**
 * @author Johno Crawford (johno@sulake.com)
 */
@Configuration
@PropertySource("classpath:db.properties")
public class DatabaseConfig {

  @Value("${db.url}")
  private String url;

  @Value("${db.driver}")
  private String driver;

  @Value("${db.user}")
  private String user;

  @Value("${db.password}")
  private String password;

  /**
   * "For maximum performance and responsiveness to spike demands, we recommend not setting this value and instead
   * allowing HikariCP to act as a fixed size connection pool."
   *
   * @see <a href="https://github.com/brettwooldridge/HikariCP/wiki/Configuration">https://github.com/brettwooldridge/HikariCP/wiki/Configuration</a>
   */
  @Value("${db.minimumIdle:0}")
  private int minimumIdle;

  @Value("${db.maximumPoolSize:20}")
  private int maximumPoolSize;

  @Value("${db.idleTimeout:45}")
  private int idleTimeout;

  @Value("${db.connectionTimeout:12}")
  private int connectionTimeout;

  public String getUrl() {
    return url;
  }

  public String getDriver() {
    return driver;
  }

  public String getUser() {
    return user;
  }

  public String getPassword() {
    return password;
  }

  public int getMinimumIdle() {
    return minimumIdle;
  }

  public int getMaximumPoolSize() {
    return maximumPoolSize;
  }

  public int getIdleTimeout() {
    return idleTimeout;
  }

  public int getConnectionTimeout() {
    return connectionTimeout;
  }

  @Bean
  public static PropertySourcesPlaceholderConfigurer propertySourcesPlaceholderConfigurer() {
    return new PropertySourcesPlaceholderConfigurer();
  }
}