src/main/java/jp/sourceforge/mikutoga/pmd/xml/PmdXmlResources.java

   1 /*\r
   2  * xml resources for PMD-XML\r
   3  *\r
   4  * License : The MIT License\r
   5  * Copyright(c) 2010 MikuToga Partners\r
   6  */\r
   7 \r
   8 package jp.sourceforge.mikutoga.pmd.xml;\r
   9 \r
  10 import java.net.URI;\r
  11 import java.net.URISyntaxException;\r
  12 import javax.xml.XMLConstants;\r
  13 import javax.xml.parsers.DocumentBuilder;\r
  14 import javax.xml.parsers.DocumentBuilderFactory;\r
  15 import javax.xml.parsers.ParserConfigurationException;\r
  16 import javax.xml.validation.Schema;\r
  17 import javax.xml.validation.SchemaFactory;\r
  18 import jp.sourceforge.mikutoga.xml.XmlResourceResolver;\r
  19 import org.xml.sax.ErrorHandler;\r
  20 import org.xml.sax.SAXException;\r
  21 \r
  22 /**\r
  23  * XML各種リソースの定義。\r
  24  */\r
  25 public final class PmdXmlResources {\r
  26 \r
  27     public static final String NS_PMDXML =\r
  28             "http://mikutoga.sourceforge.jp/xml/ns/pmdxml/101009";\r
  29     public static final String SCHEMA_PMDXML =\r
  30             "http://mikutoga.sourceforge.jp/xml/xsd/pmdxml-101009.xsd";\r
  31     public static final String DTD_PMDXML =\r
  32             "http://mikutoga.sourceforge.jp/xml/dtd/pmdxml-101009.dtd";\r
  33     public static final String VER_PMDXML =\r
  34             "101009";\r
  35     public static final String LOCAL_SCHEMA_PMDXML =\r
  36             "resources/pmdxml-101009.xsd";\r
  37     public static final String LOCAL_DTD_PMDXML =\r
  38             "resources/pmdxml-101009.dtd";\r
  39 \r
  40     public static final URI URI_SCHEMA_PMDXML = URI.create(SCHEMA_PMDXML);\r
  41     public static final URI URI_DTD_PMDXML = URI.create(DTD_PMDXML);\r
  42     public static final URI RES_SCHEMA_PMDXML;\r
  43     public static final URI RES_DTD_PMDXML;\r
  44 \r
  45     private static final Class THISCLASS = PmdXmlResources.class;\r
  46 \r
  47     static{\r
  48         Object dummy = new PmdXmlResources();\r
  49 \r
  50         try{\r
  51             RES_SCHEMA_PMDXML =\r
  52                     THISCLASS.getResource(LOCAL_SCHEMA_PMDXML).toURI();\r
  53             RES_DTD_PMDXML =\r
  54                     THISCLASS.getResource(LOCAL_DTD_PMDXML).toURI();\r
  55         }catch(URISyntaxException e){\r
  56             throw new ExceptionInInitializerError(e);\r
  57         }\r
  58     }\r
  59 \r
  60     /**\r
  61      * 隠しコンストラクタ。\r
  62      */\r
  63     private PmdXmlResources(){\r
  64         super();\r
  65         assert this.getClass().equals(THISCLASS);\r
  66         return;\r
  67     }\r
  68 \r
  69     /**\r
  70      * ビルダの生成。\r
  71      * @param handler エラーハンドラ\r
  72      * @return ビルダ\r
  73      * @throws SAXException パースエラー\r
  74      * @throws ParserConfigurationException 構成エラー\r
  75      */\r
  76     public static DocumentBuilder newBuilder(ErrorHandler handler)\r
  77             throws SAXException, ParserConfigurationException {\r
  78         XmlResourceResolver resolver = new XmlResourceResolver();\r
  79         resolver.putURIMap(URI_SCHEMA_PMDXML, RES_SCHEMA_PMDXML);\r
  80         resolver.putURIMap(URI_DTD_PMDXML, RES_DTD_PMDXML);\r
  81 \r
  82         SchemaFactory schemaFactory =\r
  83                 SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);\r
  84         schemaFactory.setResourceResolver(resolver);\r
  85         schemaFactory.setErrorHandler(handler);\r
  86         Schema schema = schemaFactory.newSchema();\r
  87 \r
  88         DocumentBuilderFactory builderFactory =\r
  89                 DocumentBuilderFactory.newInstance();\r
  90         builderFactory.setCoalescing(true);\r
  91         builderFactory.setExpandEntityReferences(true);\r
  92         builderFactory.setIgnoringComments(true);\r
  93         builderFactory.setIgnoringElementContentWhitespace(false);\r
  94         builderFactory.setNamespaceAware(true);\r
  95         builderFactory.setValidating(false);\r
  96         builderFactory.setSchema(schema);\r
  97 \r
  98         DocumentBuilder builder = builderFactory.newDocumentBuilder();\r
  99         builder.setEntityResolver(resolver);\r
 100         builder.setErrorHandler(handler);\r
 101 \r
 102         return builder;\r
 103     }\r
 104 \r
 105 }\r