/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2010, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package jef.database.query.function;
import java.util.List;
import jef.database.jsqlparser.visitor.Expression;
/**
* Emulation of <tt>locate()</tt> on Sybase
* @author Nathan Moon
*/
public class EmuLocateOnSybase extends BaseArgumentSqlFunction{
public String getName() {
return "locate";
}
public Expression renderExpression(List<Expression> args){
// boolean threeArgs = args.size() > 2;
// Expression pattern = args.get(0);
// Expression string = args.get(1);
// Expression start = threeArgs ? args.get(2) : null;
// StringBuffer buf = new StringBuffer();
// buf.append("charindex(").append( pattern ).append(", ");
// if (threeArgs) buf.append( "right(");
// buf.append( string );
// if (threeArgs) buf.append( ", char_length(" ).append( string ).append(")-(").append( start ).append("-1))");
// buf.append(')');
// return buf.toString();
throw new UnsupportedOperationException();
}
}