/*
* 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.sql.dialect.db2.ast.stmt;
import com.alibaba.druid.sql.ast.SQLExpr;
import com.alibaba.druid.sql.ast.statement.SQLSelectQueryBlock;
import com.alibaba.druid.sql.dialect.db2.ast.DB2Object;
import com.alibaba.druid.sql.dialect.db2.visitor.DB2ASTVisitor;
import com.alibaba.druid.sql.visitor.SQLASTVisitor;
public class DB2SelectQueryBlock extends SQLSelectQueryBlock implements DB2Object {
private Isolation isolation;
private boolean forReadOnly;
private SQLExpr optimizeFor;
@Override
protected void accept0(SQLASTVisitor visitor) {
if (visitor instanceof DB2ASTVisitor) {
accept0((DB2ASTVisitor) visitor);
return;
}
super.accept0(visitor);
}
@Override
public void accept0(DB2ASTVisitor visitor) {
if (visitor.visit(this)) {
acceptChild(visitor, this.selectList);
acceptChild(visitor, this.from);
acceptChild(visitor, this.where);
acceptChild(visitor, this.groupBy);
acceptChild(visitor, this.getFirst());
}
visitor.endVisit(this);
}
public Isolation getIsolation() {
return isolation;
}
public void setIsolation(Isolation isolation) {
this.isolation = isolation;
}
public boolean isForReadOnly() {
return forReadOnly;
}
public void setForReadOnly(boolean forReadOnly) {
this.forReadOnly = forReadOnly;
}
public SQLExpr getOptimizeFor() {
return optimizeFor;
}
public void setOptimizeFor(SQLExpr optimizeFor) {
this.optimizeFor = optimizeFor;
}
public static enum Isolation {
RR, RS, CS, UR
}
}