001/*-------------------------------------------------------------------------+
002|                                                                          |
003| Copyright 2005-2011 the ConQAT Project                                   |
004|                                                                          |
005| Licensed under the Apache License, Version 2.0 (the "License");          |
006| you may not use this file except in compliance with the License.         |
007| You may obtain a copy of the License at                                  |
008|                                                                          |
009|    http://www.apache.org/licenses/LICENSE-2.0                            |
010|                                                                          |
011| Unless required by applicable law or agreed to in writing, software      |
012| distributed under the License is distributed on an "AS IS" BASIS,        |
013| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
014| See the License for the specific language governing permissions and      |
015| limitations under the License.                                           |
016+-------------------------------------------------------------------------*/
017package eu.cqse.check.framework.core.xpath.functions;
018
019import org.conqat.lib.commons.assertion.CCSMAssert;
020
021/**
022 * Base class for functions that use tokens for node selection.
023 */
024public abstract class TokenSelectionFunctionBase extends TokenFunctionBase {
025
026        /** The function's name. */
027        private final String name;
028
029        /** Constructor. */
030        public TokenSelectionFunctionBase(String name) {
031                CCSMAssert.isNotNull(name);
032                this.name = name;
033        }
034
035        /** {@inheritDoc} */
036        @Override
037        protected String getArgumentSizeInvalidErrorMessage() {
038                return name + "(token,[token]*) expects at least one argument.";
039        }
040}