| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| /* $Id$ */ |
| |
| package org.apache.fop.fo.expr; |
| |
| import org.apache.fop.datatypes.Numeric; |
| import org.apache.fop.fo.properties.Property; |
| |
| /** |
| * Class for managing the "min" Number Function. See Sec. 5.10.1 in the XSL-FO |
| * standard. |
| */ |
| public class MinFunction extends FunctionBase { |
| |
| /** {@inheritDoc} */ |
| public int getRequiredArgsCount() { |
| return 2; |
| } |
| |
| /** {@inheritDoc} */ |
| public Property eval(Property[] args, PropertyInfo pInfo) throws PropertyException { |
| Numeric n1 = args[0].getNumeric(); |
| Numeric n2 = args[1].getNumeric(); |
| if (n1 == null || n2 == null) { |
| throw new PropertyException("Non numeric operands to min function"); |
| } |
| return (Property) NumericOp.min(n1, n2); |
| } |
| |
| } |
| |