org.springframework.boot.jdbc.metadata.HikariDataSourcePoolMetadata Maven / Gradle / Ivy
/*
* Copyright 2012-2019 the original author or authors.
*
* 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
*
* https://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.springframework.boot.jdbc.metadata;
import javax.sql.DataSource;
import com.zaxxer.hikari.HikariDataSource;
import com.zaxxer.hikari.pool.HikariPool;
import org.springframework.beans.DirectFieldAccessor;
/**
* {@link DataSourcePoolMetadata} for a Hikari {@link DataSource}.
*
* @author Stephane Nicoll
* @since 2.0.0
*/
public class HikariDataSourcePoolMetadata extends AbstractDataSourcePoolMetadata {
public HikariDataSourcePoolMetadata(HikariDataSource dataSource) {
super(dataSource);
}
@Override
public Integer getActive() {
try {
return getHikariPool().getActiveConnections();
}
catch (Exception ex) {
return null;
}
}
@Override
public Integer getIdle() {
try {
return getHikariPool().getIdleConnections();
}
catch (Exception ex) {
return null;
}
}
private HikariPool getHikariPool() {
return (HikariPool) new DirectFieldAccessor(getDataSource()).getPropertyValue("pool");
}
@Override
public Integer getMax() {
return getDataSource().getMaximumPoolSize();
}
@Override
public Integer getMin() {
return getDataSource().getMinimumIdle();
}
@Override
public String getValidationQuery() {
return getDataSource().getConnectionTestQuery();
}
@Override
public Boolean getDefaultAutoCommit() {
return getDataSource().isAutoCommit();
}
}