/*
 * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package org.graalvm.visualvm.lib.jfluid.results.jdbc;

import java.util.List;

/**
 *
 * @author Tomas Hurka
 */
class SQLConnection {

    SQLStatement currentStatement;

    void invoke(String methodName, String methodSignature, List parameters) {
        switch (methodName) {
            case "createStatement":
                createStatement();
                break;
            case "prepareStatement":
                prepareStatement((String) parameters.get(1));
                break;
            case "prepareCall":
                prepareCall((String) parameters.get(1));
                break;
        }
    }

    void createStatement() {
        assert currentStatement == null;
        currentStatement = new SQLStatement(JdbcCCTProvider.SQL_STATEMENT);
    }

    void prepareStatement(String sql) {
         assert currentStatement == null;
       currentStatement = new SQLStatement(JdbcCCTProvider.SQL_PREPARED_STATEMENT, sql);
    }

    void prepareCall(String sql) {
        assert currentStatement == null;
        currentStatement = new SQLStatement(JdbcCCTProvider.SQL_CALLABLE_STATEMENT, sql);
    }

    SQLStatement useCurrentStatement() {
        SQLStatement st = currentStatement;
        currentStatement = null;
        return st;
    }

}
