JDBCComplexValueHandler.java

/*
 * DBeaver - Universal Database Manager
 * Copyright (C) 2010-2017 Serge Rider (serge@jkiss.org)
 *
 * 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.
 */
package org.jkiss.dbeaver.model.impl.jdbc.data.handlers;

import org.jkiss.dbeaver.Log;
import org.jkiss.dbeaver.model.exec.DBCException;
import org.jkiss.dbeaver.model.exec.DBCSession;
import org.jkiss.dbeaver.model.exec.jdbc.JDBCPreparedStatement;
import org.jkiss.dbeaver.model.exec.jdbc.JDBCResultSet;
import org.jkiss.dbeaver.model.exec.jdbc.JDBCSession;
import org.jkiss.dbeaver.model.struct.DBSTypedObject;

import java.sql.SQLException;

/**
 * Complex value handler.
 * Handle complex types.
 *
 * @author Serge Rider
 */
public abstract class JDBCComplexValueHandler extends JDBCAbstractValueHandler {

    private static final Log log = Log.getLog(JDBCComplexValueHandler.class);

    public static final String PROP_CATEGORY_COMPLEX = "Complex";

    @Override
    protected Object fetchColumnValue(
        DBCSession session,
        JDBCResultSet resultSet,
        DBSTypedObject type,
        int index)
        throws DBCException, SQLException
    {
        Object value = resultSet.getObject(index);
        return getValueFromObject(session, type, value, false);
    }

    @Override
    protected void bindParameter(
        JDBCSession session,
        JDBCPreparedStatement statement,
        DBSTypedObject paramType,
        int paramIndex,
        Object value)
        throws DBCException, SQLException
    {
        throw new DBCException("Unsupported value type: " + value);
    }

}