SQLiteValueHandler.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.ext.sqlite.model.data;

import org.jkiss.code.NotNull;
import org.jkiss.code.Nullable;
import org.jkiss.dbeaver.model.data.DBDContent;
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.impl.jdbc.data.JDBCContentAbstract;
import org.jkiss.dbeaver.model.impl.jdbc.data.JDBCContentBytes;
import org.jkiss.dbeaver.model.impl.jdbc.data.handlers.JDBCAbstractValueHandler;
import org.jkiss.dbeaver.model.struct.DBSTypedObject;

import java.sql.SQLException;


/**
 * SQLiteValueHandler
 */
public class SQLiteValueHandler extends JDBCAbstractValueHandler {
    public static final SQLiteValueHandler INSTANCE = new SQLiteValueHandler();

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

    @Override
    protected void bindParameter(JDBCSession session, JDBCPreparedStatement statement, DBSTypedObject paramType, int paramIndex, Object value) throws DBCException, SQLException {
        statement.setObject(paramIndex, value);
    }

    @NotNull
    @Override
    public Class<?> getValueObjectType(@NotNull DBSTypedObject attribute) {
        return Object.class;
    }

    @Nullable
    @Override
    public Object getValueFromObject(@NotNull DBCSession session, @NotNull DBSTypedObject type, @Nullable Object object, boolean copy) throws DBCException {
        return object;
    }

}