| /* ==================================================================== |
| 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. |
| ==================================================================== */ |
| |
| package org.apache.poi.ss.formula.functions; |
| |
| import org.apache.poi.ss.formula.eval.NotImplementedFunctionException; |
| import org.apache.poi.ss.formula.eval.ValueEval; |
| |
| /** |
| * This is the default implementation of a Function class. |
| * The default behaviour is to raise a POI internal error |
| * ({@link NotImplementedFunctionException}). This error should alert |
| * the user that the formula contained a function that is not |
| * yet implemented. |
| */ |
| public final class NotImplementedFunction implements Function { |
| private final String _functionName; |
| protected NotImplementedFunction() { |
| _functionName = getClass().getName(); |
| } |
| public NotImplementedFunction(String name) { |
| _functionName = name; |
| } |
| |
| public ValueEval evaluate(ValueEval[] operands, int srcRow, int srcCol) { |
| throw new NotImplementedFunctionException(_functionName); |
| } |
| public String getFunctionName() { |
| return _functionName; |
| } |
| } |