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1: /** 2: * ========================================= 3: * LibFormula : a free Java formula library 4: * ========================================= 5: * 6: * Project Info: http://reporting.pentaho.org/libformula/ 7: * 8: * (C) Copyright 2006-2007, by Pentaho Corporation and Contributors. 9: * 10: * This library is free software; you can redistribute it and/or modify it under the terms 11: * of the GNU Lesser General Public License as published by the Free Software Foundation; 12: * either version 2.1 of the License, or (at your option) any later version. 13: * 14: * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; 15: * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 16: * See the GNU Lesser General Public License for more details. 17: * 18: * You should have received a copy of the GNU Lesser General Public License along with this 19: * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, 20: * Boston, MA 02111-1307, USA. 21: * 22: * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 23: * in the United States and other countries.] 24: * 25: * 26: * ------------ 27: * $Id: DayFunctionDescription.java 3522 2007-10-16 10:56:57Z tmorgner $ 28: * ------------ 29: * (C) Copyright 2006-2007, by Pentaho Corporation. 30: */ 31: package org.jfree.formula.function.datetime; 32: 33: import org.jfree.formula.function.AbstractFunctionDescription; 34: import org.jfree.formula.function.FunctionCategory; 35: import org.jfree.formula.typing.Type; 36: import org.jfree.formula.typing.coretypes.DateTimeType; 37: import org.jfree.formula.typing.coretypes.NumberType; 38: 39: /** 40: * Describes DayFunction function. 41: * 42: * @see DayFunction 43: * 44: * @author Cedric Pronzato 45: */ 46: public class DayFunctionDescription extends AbstractFunctionDescription 47: { 48: public DayFunctionDescription() 49: { 50: super("org.jfree.formula.function.datetime.Day-Function"); 51: } 52: 53: public Type getValueType() 54: { 55: return NumberType.GENERIC_NUMBER; 56: } 57: 58: public int getParameterCount() 59: { 60: return 1; 61: } 62: 63: public Type getParameterType(final int position) 64: { 65: return DateTimeType.DATE_TYPE; 66: } 67: 68: public boolean isParameterMandatory(final int position) 69: { 70: return true; 71: } 72: 73: public FunctionCategory getCategory() 74: { 75: return DateTimeFunctionCategory.CATEGORY; 76: } 77: }