/*************************GO-LICENSE-START*********************************
 * Copyright 2014 ThoughtWorks, Inc.
 *
 * 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.
 *************************GO-LICENSE-END***********************************/

package com.thoughtworks.go.server.dao.handlers;

import java.sql.SQLException;

import com.ibatis.sqlmap.client.extensions.ParameterSetter;
import com.ibatis.sqlmap.client.extensions.ResultGetter;
import com.ibatis.sqlmap.client.extensions.TypeHandlerCallback;
import static com.thoughtworks.go.util.ExceptionUtils.bomb;

public class BuildMatcherHandlerCallback implements TypeHandlerCallback {
    private ResultGetter resultGetter;

    public void setParameter(ParameterSetter parameterSetter, Object parameter) throws SQLException {

        parameterSetter.setString(parameter.getClass().getName());
    }

    public Object getResult(ResultGetter resultGetter) throws SQLException {
        return valueOf(resultGetter.getString());
    }

    public Object valueOf(String text) {
        try {
            return Class.forName(text).newInstance();
        } catch (Exception e) {
            throw bomb(e);
        }
    }
}