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1
22
23 package org.jboss.spring.factory;
24
25 import java.util.regex.Matcher  ;
26 import java.util.regex.Pattern ;
27
28 import org.jboss.util.naming.Util;
29 import org.springframework.beans.factory.BeanDefinitionStoreException;
30 import org.springframework.beans.factory.BeanFactory;
31 import org.springframework.beans.factory.config.ConfigurableBeanFactory;
32 import org.springframework.beans.factory.xml.BeanDefinitionParserDelegate;
33 import org.springframework.beans.factory.xml.DefaultBeanDefinitionDocumentReader;
34 import org.w3c.dom.Element ;
35 import org.w3c.dom.Node ;
36 import org.w3c.dom.NodeList ;
37
38
41 public class NamedXmlBeanDefinitionParser extends DefaultBeanDefinitionDocumentReader
42 implements Nameable, Instantiable
43 {
44
45 public static final String BEAN_FACTORY_ELEMENT = "BeanFactory=\\(([^)]+)\\)";
46 public static final String PARENT_BEAN_FACTORY_ELEMENT = "ParentBeanFactory=\\(([^)]+)\\)";
47 public static final String INSTANTIATION_ELEMENT = "Instantiate=\\(([^)]+)\\)";
48
49 private ConfigurableBeanFactory beanFactory;
50 private String beanFactoryName;
51 private boolean instantiate;
52
53 public NamedXmlBeanDefinitionParser(ConfigurableBeanFactory beanFactory)
54 {
55 this.beanFactory = beanFactory;
56 }
57
58 protected void preProcessXml(Element root) throws BeanDefinitionStoreException
59 {
60 NodeList nl = root.getChildNodes();
61 for (int i = 0; i < nl.getLength(); i++)
62 {
63 Node node = nl.item(i);
64 if (node instanceof Element )
65 {
66 Element ele = (Element ) node;
67 if (BeanDefinitionParserDelegate.DESCRIPTION_ELEMENT.equals(node.getNodeName()))
68 {
69 String nodeValue = ele.getFirstChild().getNodeValue();
70 logger.info("Bean names [description tag]: " + nodeValue);
71 Matcher bfm = parse(nodeValue, BEAN_FACTORY_ELEMENT);
72 if (bfm.find())
73 {
74 beanFactoryName = bfm.group(1);
75 }
76 Matcher pbfm = parse(nodeValue, PARENT_BEAN_FACTORY_ELEMENT);
77 if (pbfm.find())
78 {
79 String parentBeanFactoryName = pbfm.group(1);
80 try
81 {
82 beanFactory.setParentBeanFactory((BeanFactory) Util.lookup(parentBeanFactoryName, BeanFactory.class));
83 }
84 catch (Exception e)
85 {
86 throw new BeanDefinitionStoreException("Failure during parent bean factory JNDI lookup: " + parentBeanFactoryName, e);
87 }
88 }
89 Matcher inst = parse(nodeValue, INSTANTIATION_ELEMENT);
90 if (inst.find())
91 {
92 instantiate = Boolean.parseBoolean(inst.group(1));
93 }
94 }
95 }
96 }
97 }
98
99 public String getName()
100 {
101 return beanFactoryName;
102 }
103
104 public boolean doInstantiate()
105 {
106 return instantiate;
107 }
108
109 private static Matcher parse(String value, String regexp)
110 {
111 Pattern pattern = Pattern.compile(regexp);
112 return pattern.matcher(value);
113 }
114
115 }
116 |
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