1 package org.apache.maven.doxia.parser.module; 2 3 /* 4 * Licensed to the Apache Software Foundation (ASF) under one 5 * or more contributor license agreements. See the NOTICE file 6 * distributed with this work for additional information 7 * regarding copyright ownership. The ASF licenses this file 8 * to you under the Apache License, Version 2.0 (the 9 * "License"); you may not use this file except in compliance 10 * with the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, 15 * software distributed under the License is distributed on an 16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 17 * KIND, either express or implied. See the License for the 18 * specific language governing permissions and limitations 19 * under the License. 20 */ 21 22 /** 23 * An abstract base class that implements the ParserModule interface. 24 * 25 * @since 1.6 26 */ 27 public abstract class AbstractParserModule 28 implements ParserModule 29 { 30 /** The source directory. */ 31 private final String sourceDirectory; 32 33 /** The supported file extensions. */ 34 private final String[] extensions; 35 36 /** The default file extension. */ 37 private final String parserId; 38 39 /** 40 * Constructor with null. 41 */ 42 public AbstractParserModule() 43 { 44 this( null, null, (String[]) null ); 45 } 46 47 /** 48 * Constructor with same value for everything: source directory and file extension equal parserId. 49 * 50 * @param parserId the parser id 51 */ 52 public AbstractParserModule( String parserId ) 53 { 54 this( parserId, parserId, parserId ); 55 } 56 57 /** 58 * Constructor with same value for parser id and source directory. 59 * 60 * @param parserId the parser id 61 * @param extension the file extension 62 */ 63 public AbstractParserModule( String parserId, String extension ) 64 { 65 this( parserId, parserId, new String[] { extension } ); 66 } 67 68 /** 69 * @param sourceDirectory not null 70 * @param extension not null 71 * @param parserId not null 72 * @since 1.1.1 73 * @deprecated can cause confusion with constructor with multiple extensions 74 */ 75 protected AbstractParserModule( String sourceDirectory, String extension, String parserId ) 76 { 77 super(); 78 this.sourceDirectory = sourceDirectory; 79 this.extensions = new String[] { extension }; 80 this.parserId = parserId; 81 } 82 83 /** 84 * @param sourceDirectory not null 85 * @param parserId not null (usually equals sourceDirectory) 86 * @param extensions not null 87 * @since 1.7 88 */ 89 protected AbstractParserModule( String sourceDirectory, String parserId, String... extensions ) 90 { 91 super(); 92 this.sourceDirectory = sourceDirectory; 93 this.extensions = extensions; 94 this.parserId = parserId; 95 } 96 97 /** {@inheritDoc} */ 98 public String getSourceDirectory() 99 { 100 return sourceDirectory; 101 } 102 103 /** {@inheritDoc} */ 104 public String[] getExtensions() 105 { 106 return extensions; 107 } 108 109 /** {@inheritDoc} */ 110 public String getParserId() 111 { 112 return parserId; 113 } 114 }