| /* |
| * 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.forrest.sourcetype; |
| |
| import org.apache.avalon.framework.configuration.Configuration; |
| import org.apache.avalon.framework.configuration.ConfigurationException; |
| |
| /** |
| * A rule which checks that a processing instruction with certain data is present. |
| */ |
| public class ProcessingInstructionRule implements SourceTypeRule |
| { |
| protected String target; |
| protected String data; |
| |
| public void configure(Configuration configuration) throws ConfigurationException |
| { |
| target = configuration.getAttribute("target"); |
| data = configuration.getAttribute("data", null); |
| } |
| |
| public boolean matches(SourceInfo sourceInfo) |
| { |
| if (sourceInfo.hasProcessingInstruction(target)) |
| { |
| if (sourceInfo.getProcessingInstructionData(target) == null && data == null) |
| return true; |
| if (sourceInfo.getProcessingInstructionData(target) != null && sourceInfo.getProcessingInstructionData(target).equals(data)) |
| return true; |
| } |
| return false; |
| } |
| |
| } |