/*
* Copyright 1999-2011 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.mysql.ast.expr;
import com.alibaba.druid.sql.ast.SQLExpr;
import com.alibaba.druid.sql.ast.SQLExprImpl;
import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlASTVisitor;
import com.alibaba.druid.sql.visitor.SQLASTVisitor;
public class MySqlIntervalExpr extends SQLExprImpl implements MySqlExpr {
private static final long serialVersionUID = 1L;
private SQLExpr value;
private MySqlIntervalUnit unit;
public MySqlIntervalExpr(){
}
public SQLExpr getValue() {
return value;
}
public void setValue(SQLExpr value) {
this.value = value;
}
public MySqlIntervalUnit getUnit() {
return unit;
}
public void setUnit(MySqlIntervalUnit unit) {
this.unit = unit;
}
@Override
public void output(StringBuffer buf) {
value.output(buf);
buf.append(' ');
buf.append(unit.name());
}
protected void accept0(SQLASTVisitor visitor) {
MySqlASTVisitor mysqlVisitor = (MySqlASTVisitor) visitor;
if (mysqlVisitor.visit(this)) {
acceptChild(visitor, this.value);
}
mysqlVisitor.endVisit(this);
}
}