| /* |
| * 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.cocoon.components.expression; |
| |
| import java.util.Iterator; |
| |
| /** |
| * @version $Id$ |
| */ |
| public abstract class AbstractExpression implements Expression { |
| |
| private String language; |
| private String expression; |
| |
| public AbstractExpression(String language, String expression) { |
| this.language = language; |
| this.expression = expression; |
| } |
| |
| public String getExpression() { |
| return this.expression; |
| } |
| |
| public String getLanguage() { |
| return this.language; |
| } |
| |
| public void setProperty(String property, Object value) { |
| // has no properties |
| } |
| |
| protected static final Iterator EMPTY_ITER = new Iterator() { |
| public boolean hasNext() { |
| return false; |
| } |
| |
| public Object next() { |
| return null; |
| } |
| |
| public void remove() { |
| // EMPTY |
| } |
| }; |
| |
| } |