/*
* This program is free software; you can redistribute it and/or modify it under the terms of
* the GNU AFFERO GENERAL PUBLIC LICENSE as published by the Free Software Foundation; either version 3 of the License,
* or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU AFFERO GENERAL PUBLIC LICENSE for more details.
* You should have received a copy of the GNU AFFERO GENERAL PUBLIC LICENSE along with this program;
* if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
package com.meidusa.amoeba.parser.dbobject;
import com.meidusa.amoeba.util.ObjectUtil;
/**
*
* @author <a href=mailto:piratebase@sina.com>Struct chen</a>
*
*/
public class Column implements DBObjectBase {
private Table table;
private String name;
private String alias;
public String getAlias() {
return alias;
}
public void setAlias(String alias) {
this.alias = alias;
}
public Table getTable() {
return table;
}
public void setTable(Table table) {
this.table = table;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name.toUpperCase();
}
public String getSql() {
return (table == null?name:table.getSql()+"."+name);
}
public boolean equals(Object o){
if(o instanceof Column){
Column other = (Column)o;
if(ObjectUtil.equals(table, other.getTable()) && name.equalsIgnoreCase(other.getName())){
return true;
}
}
return false;
}
public int hashCode(){
return 311+ (name==null?0:name.hashCode())+(table == null?0:table.hashCode());
}
public String toString(){
return getSql();
}
}