/*
 * 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.commons.dbcp2;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

/**
 * Utility methods
 */
public class Utils {

    /**
     * Closes the ResultSet (which may be null).
     * 
     * @param rset a ResultSet, may be {@code null}
     */
    public static void closeQuietly(ResultSet rset) {
        if (rset != null) {
            try {
                rset.close();
            } catch (SQLException e) {
                // ignored
            }
        }
    }

    /**
     * Closes the Connection (which may be null).
     * 
     * @param conn a Connection, may be {@code null}
     */
    public static void closeQuietly(Connection conn) {
        if (conn != null) {
            try {
                conn.close();
            } catch (SQLException e) {
                // ignored
            }
        }
    }

    /**
     * Closes the Statement (which may be null).
     * 
     * @param stmt a Statement, may be {@code null}
     */
    public static void closeQuietly(Statement stmt) {
        if (stmt != null) {
            try {
                stmt.close();
            } catch (SQLException e) {
                // ignored
            }
        }
    }
}

Add Utility class