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/*
* 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.oracle.ast.stmt;
import com.alibaba.druid.sql.ast.SQLName;
import com.alibaba.druid.sql.dialect.oracle.ast.OracleSQLObjectImpl;
import com.alibaba.druid.sql.dialect.oracle.visitor.OracleASTVisitor;
public abstract class OracleSelectRestriction extends OracleSQLObjectImpl {
protected SQLName constraint;
public OracleSelectRestriction() {
}
public SQLName getConstraint() {
return constraint;
}
public void setConstraint(SQLName constraint) {
if (constraint != null) {
constraint.setParent(this);
}
this.constraint = constraint;
}
public static class CheckOption extends OracleSelectRestriction {
public CheckOption() {
}
@Override
public void accept0(OracleASTVisitor visitor) {
if (visitor.visit(this)) {
acceptChild(visitor, this.constraint);
}
visitor.endVisit(this);
}
@Override
public CheckOption clone() {
CheckOption x = new CheckOption();
if (constraint != null) {
x.setConstraint(constraint.clone());
}
return x;
}
}
public static class ReadOnly extends OracleSelectRestriction {
public ReadOnly() {
}
@Override
public void accept0(OracleASTVisitor visitor) {
visitor.visit(this);
visitor.endVisit(this);
}
@Override
public ReadOnly clone() {
ReadOnly x = new ReadOnly();
return x;
}
}
}