/**
* Alipay.com Inc.
* Copyright (c) 2004-2012 All Rights Reserved.
*/
package com.alipay.zdal.parser.sql.ast.expr;
import com.alipay.zdal.parser.sql.ast.SQLExprImpl;
import com.alipay.zdal.parser.sql.ast.statement.SQLSelect;
import com.alipay.zdal.parser.sql.visitor.SQLASTVisitor;
/**
*
* @author xiaoqing.zhouxq
* @version $Id: SQLAnyExpr.java, v 0.1 2012-11-17 ����3:14:43 xiaoqing.zhouxq Exp $
*/
public class SQLAnyExpr extends SQLExprImpl {
private static final long serialVersionUID = 1L;
public SQLSelect subQuery;
public SQLAnyExpr() {
}
public SQLAnyExpr(SQLSelect select) {
this.subQuery = select;
}
public SQLSelect getSubQuery() {
return this.subQuery;
}
public void setSubQuery(SQLSelect subQuery) {
this.subQuery = subQuery;
}
public void output(StringBuffer buf) {
this.subQuery.output(buf);
}
@Override
protected void accept0(SQLASTVisitor visitor) {
if (visitor.visit(this)) {
acceptChild(visitor, this.subQuery);
}
visitor.endVisit(this);
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((subQuery == null) ? 0 : subQuery.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
SQLAnyExpr other = (SQLAnyExpr) obj;
if (subQuery == null) {
if (other.subQuery != null) {
return false;
}
} else if (!subQuery.equals(other.subQuery)) {
return false;
}
return true;
}
}