/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* 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.
*
* Copyright (c) 2001 - 2013 Object Refinery Ltd, Pentaho Corporation and Contributors.. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.core.function.bool;
import org.pentaho.reporting.engine.classic.core.function.ColumnAggregationExpression;
/**
* Computes the logical OR of all fields given. Non-boolean values are ignored and have no influence on the result.
*
* @author Thomas Morgner
* @deprecated use Formulas instead
*/
public class OrExpression extends ColumnAggregationExpression {
/**
* Default Constructor.
*/
public OrExpression() {
}
/**
* Computes the logical OR of all fields given. Non-boolean values are ignored and have no influence on the result.
*
* @return Boolean.TRUE or Boolean.FALSE
*/
public Object getValue() {
final Object[] values = getFieldValues();
final int length = values.length;
if ( length == 0 ) {
return Boolean.FALSE;
}
for ( int i = 0; i < length; i++ ) {
final Object value = values[i];
if ( value instanceof Boolean == false ) {
continue;
}
final Boolean n = (Boolean) value;
if ( n.equals( Boolean.TRUE ) ) {
return Boolean.TRUE;
}
}
return Boolean.FALSE;
}
}