com.alibaba.druid.wall.spi.DB2WallVisitor Maven / Gradle / Ivy

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An JDBC datasource implementation.

There is a newer version: 1.2.24

/*
 * Copyright 1999-2017 Alibaba Group Holding Ltd.
 *
 * 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.wall.spi;

import com.alibaba.druid.DbType;
import com.alibaba.druid.sql.dialect.db2.visitor.DB2ASTVisitor;
import com.alibaba.druid.wall.WallProvider;
import com.alibaba.druid.wall.WallVisitor;

public class DB2WallVisitor extends WallVisitorBase implements WallVisitor, DB2ASTVisitor {
    public DB2WallVisitor(WallProvider provider) {
        super(provider);
    }

    @Override
    public boolean isDenyTable(String name) {
        if (!config.isTableCheck()) {
            return false;
        }

        name = WallVisitorUtils.form(name);
        if (name.startsWith("v$") || name.startsWith("v_$")) {
            return true;
        }
        return !this.provider.checkDenyTable(name);
    }

    @Override
    public DbType getDbType() {
        return DbType.db2;
    }
}