net.sf.jasperreports.types.date.DateRangeSQLLessOrGreaterClause Maven / Gradle / Ivy
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2011 Jaspersoft Corporation. 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.types.date;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.query.ClauseFunctionParameterHandler;
import net.sf.jasperreports.engine.query.JRJdbcQueryExecuter;
import net.sf.jasperreports.engine.query.JRQueryClauseContext;
import net.sf.jasperreports.engine.query.SQLLessOrGreaterBaseClause;
/**
* @author Lucian Chirita ([email protected])
* @version $Id: DateRangeSQLLessOrGreaterClause.java 5688 2012-10-01 14:47:00Z lucianc $
*/
public class DateRangeSQLLessOrGreaterClause extends SQLLessOrGreaterBaseClause
{
protected static final DateRangeSQLLessOrGreaterClause singleton = new DateRangeSQLLessOrGreaterClause();
/**
* Returns the singleton function instance.
*
* @return the singleton function instance
*/
public static DateRangeSQLLessOrGreaterClause instance()
{
return singleton;
}
@Override
protected ClauseFunctionParameterHandler createParameterHandler(JRQueryClauseContext queryContext,
String clauseId, String parameterName)
{
Object paramValue = queryContext.getValueParameter(parameterName).getValue();
if (paramValue != null && !(paramValue instanceof DateRange))
{
throw new JRRuntimeException("Parameter " + parameterName + " in clause " + clauseId
+ " is not a date range");
}
boolean useRangeStart;
if (JRJdbcQueryExecuter.CLAUSE_ID_LESS.equals(clauseId)
|| JRJdbcQueryExecuter.CLAUSE_ID_GREATER_OR_EQUAL.equals(clauseId))
{
useRangeStart = true;
}
else if (JRJdbcQueryExecuter.CLAUSE_ID_GREATER.equals(clauseId)
|| JRJdbcQueryExecuter.CLAUSE_ID_LESS_OR_EQUAL.equals(clauseId))
{
useRangeStart = false;
}
else
{
throw new JRRuntimeException("Unknown clause Id " + clauseId + " for date range");
}
return new DateRangeParameterHandler(queryContext, parameterName,
(DateRange) paramValue, useRangeStart);
}
}