net.dongliu.dbutils.Utils Maven / Gradle / Ivy

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package net.dongliu.dbutils;

import net.dongliu.dbutils.exception.UncheckedSQLException;

import javax.annotation.Nullable;
import java.sql.Connection;
import java.sql.SQLException;

/**
 * A collection of JDBC helper methods.  This class is thread safe.
 */
public final class Utils {

    /**
     * Close a Connection, avoid closing if null.
     *
     * @param conn Connection to close.
     */
    public static void close(@Nullable Connection conn) {
        if (conn != null) {
            try {
                conn.close();
            } catch (SQLException e) {
                throw new UncheckedSQLException(e);
            }
        }
    }

}