net.sf.jasperreports.engine.query.JRSqlLessOrGreaterClause Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of jasperreports Show documentation
Show all versions of jasperreports Show documentation
Free Java Reporting Library
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2022 TIBCO Software Inc. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* JasperReports 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 JasperReports. If not, see .
*/
package net.sf.jasperreports.engine.query;
/**
* Base LESS/GREATER clause function for SQL queries.
*
*
* The first token in the $X{...} syntax is the function ID token. Possible values for
* the LESS | GREATER clause function ID token are:
*
* LESS
- in this case the LESS THAN
operator <
will be applied.
* LESS]
- in this case the LESS OR EQUAL
operator <=
will be applied.
* GREATER
- in this case the GREATER THAN
operator >
will be applied.
* [GREATER
- in this case the GREATER OR EQUAL
operator >=
will be applied.
*
*
*
* @author Sanda Zaharia ([email protected])
*/
public class JRSqlLessOrGreaterClause extends SQLLessOrGreaterBaseClause
{
protected static final JRSqlLessOrGreaterClause singleton = new JRSqlLessOrGreaterClause();
/**
* Returns the singleton function instance.
*
* @return the singleton function instance
*/
public static JRSqlLessOrGreaterClause instance()
{
return singleton;
}
@Override
protected ClauseFunctionParameterHandler createParameterHandler(JRQueryClauseContext queryContext,
String clauseId, String parameterName)
{
Object paramValue = queryContext.getValueParameter(parameterName).getValue();
return new DefaultClauseFunctionParameterHandler(queryContext, parameterName, paramValue);
}
}