net.sf.jasperreports.types.date.DateRangeBaseSQLEqualityClause Maven / Gradle / Ivy
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2014 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.types.date;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.query.JRClauseFunction;
import net.sf.jasperreports.engine.query.JRClauseTokens;
import net.sf.jasperreports.engine.query.JRQueryClauseContext;
import net.sf.jasperreports.engine.query.JRSqlAbstractEqualClause;
/**
* @author Lucian Chirita ([email protected])
*/
public abstract class DateRangeBaseSQLEqualityClause implements JRClauseFunction
{
protected DateRangeBaseSQLEqualityClause()
{
}
@Override
public void apply(JRClauseTokens clauseTokens, JRQueryClauseContext queryContext)
{
String clauseId = clauseTokens.getClauseId();
String col = clauseTokens.getToken(JRSqlAbstractEqualClause.POSITION_DB_COLUMN);
String param = clauseTokens.getToken(JRSqlAbstractEqualClause.POSITION_PARAMETER);
if (col == null)
{
throw new JRRuntimeException("SQL EQUAL clause missing DB column token");
}
if (param == null)
{
throw new JRRuntimeException("SQL EQUAL clause missing parameter token");
}
Object paramValue = queryContext.getValueParameter(param).getValue();
if (paramValue != null && !(paramValue instanceof DateRange))
{
throw new JRRuntimeException("Parameter " + param + " in clause " + clauseId
+ " is not a date range");
}
DateRange dateRange = (DateRange) paramValue;
StringBuffer queryBuffer = queryContext.queryBuffer();
queryBuffer.append('(');
applyDateRange(queryContext, col, dateRange);
queryBuffer.append(')');
}
protected abstract void applyDateRange(JRQueryClauseContext queryContext,
String column, DateRange dateRange);
}