/*
 * Copyright 2011 Alibaba Group. 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 com.alibaba.druid.mock;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.SQLWarning;
import java.sql.Statement;

public class MockStatement implements Statement {

    public final static String ERROR_SQL = "THROW ERROR";

    private Connection         connection;
    protected MockConnection   fakeConnection;

    public MockStatement(Connection connection){
        super();
        this.connection = connection;

        if (connection instanceof MockConnection) {
            fakeConnection = (MockConnection) connection;
        }
    }

    public MockConnection getFakeConnection() {
        return fakeConnection;
    }

    public void setFakeConnection(MockConnection fakeConnection) {
        this.fakeConnection = fakeConnection;
        this.connection = fakeConnection;
    }

    @Override
    public <T> T unwrap(Class<T> iface) throws SQLException {
        return null;
    }

    @Override
    public boolean isWrapperFor(Class<?> iface) throws SQLException {
        return false;
    }

    @Override
    public ResultSet executeQuery(String sql) throws SQLException {
        if (fakeConnection != null && fakeConnection.getDriver() != null) {
            return fakeConnection.getDriver().createResultSet(this, sql);
        }

        return new MockResultSet(this);
    }

    @Override
    public int executeUpdate(String sql) throws SQLException {
        return 0;
    }

    @Override
    public void close() throws SQLException {

    }

    @Override
    public int getMaxFieldSize() throws SQLException {
        return 0;
    }

    @Override
    public void setMaxFieldSize(int max) throws SQLException {
    }

    @Override
    public int getMaxRows() throws SQLException {
        return 0;
    }

    @Override
    public void setMaxRows(int max) throws SQLException {

    }

    @Override
    public void setEscapeProcessing(boolean enable) throws SQLException {

    }

    @Override
    public int getQueryTimeout() throws SQLException {
        return 0;
    }

    @Override
    public void setQueryTimeout(int seconds) throws SQLException {

    }

    @Override
    public void cancel() throws SQLException {

    }

    @Override
    public SQLWarning getWarnings() throws SQLException {
        return null;
    }

    @Override
    public void clearWarnings() throws SQLException {

    }

    @Override
    public void setCursorName(String name) throws SQLException {

    }

    @Override
    public boolean execute(String sql) throws SQLException {
        if (ERROR_SQL.equals(sql)) {
            throw new SQLException();
        }

        return false;
    }

    @Override
    public ResultSet getResultSet() throws SQLException {
        return new MockResultSet(this);
    }

    @Override
    public int getUpdateCount() throws SQLException {

        return 0;
    }

    @Override
    public boolean getMoreResults() throws SQLException {

        return false;
    }

    @Override
    public void setFetchDirection(int direction) throws SQLException {

    }

    @Override
    public int getFetchDirection() throws SQLException {
        return 0;
    }

    @Override
    public void setFetchSize(int rows) throws SQLException {

    }

    @Override
    public int getFetchSize() throws SQLException {
        return 0;
    }

    @Override
    public int getResultSetConcurrency() throws SQLException {
        return 0;
    }

    @Override
    public int getResultSetType() throws SQLException {

        return 0;
    }

    @Override
    public void addBatch(String sql) throws SQLException {

    }

    @Override
    public void clearBatch() throws SQLException {

    }

    @Override
    public int[] executeBatch() throws SQLException {
        return new int[0];
    }

    @Override
    public Connection getConnection() throws SQLException {
        return connection;
    }

    @Override
    public boolean getMoreResults(int current) throws SQLException {

        return false;
    }

    @Override
    public ResultSet getGeneratedKeys() throws SQLException {
        return new MockResultSet(this);
    }

    @Override
    public int executeUpdate(String sql, int autoGeneratedKeys) throws SQLException {

        return 0;
    }

    @Override
    public int executeUpdate(String sql, int[] columnIndexes) throws SQLException {

        return 0;
    }

    @Override
    public int executeUpdate(String sql, String[] columnNames) throws SQLException {

        return 0;
    }

    @Override
    public boolean execute(String sql, int autoGeneratedKeys) throws SQLException {

        return false;
    }

    @Override
    public boolean execute(String sql, int[] columnIndexes) throws SQLException {

        return false;
    }

    @Override
    public boolean execute(String sql, String[] columnNames) throws SQLException {

        return false;
    }

    @Override
    public int getResultSetHoldability() throws SQLException {

        return 0;
    }

    @Override
    public boolean isClosed() throws SQLException {

        return false;
    }

    @Override
    public void setPoolable(boolean poolable) throws SQLException {

    }

    @Override
    public boolean isPoolable() throws SQLException {

        return false;
    }

}