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Posted to commits@cxf.apache.org by dk...@apache.org on 2009/08/20 04:08:04 UTC

svn commit: r806020 - in /cxf/trunk: rt/core/pom.xml rt/core/src/main/java/org/apache/cxf/bus/spring/ControlledValidationXmlBeanDefinitionReader.java rt/core/src/main/java/org/apache/cxf/bus/spring/TunedDocumentLoader.java systests/pom.xml

Author: dkulp
Date: Thu Aug 20 02:08:03 2009
New Revision: 806020

URL: http://svn.apache.org/viewvc?rev=806020&view=rev
Log:
[CXF-2397] Make loading of xmlfi optional if fastinfoset isn't there.

Modified:
    cxf/trunk/rt/core/pom.xml
    cxf/trunk/rt/core/src/main/java/org/apache/cxf/bus/spring/ControlledValidationXmlBeanDefinitionReader.java
    cxf/trunk/rt/core/src/main/java/org/apache/cxf/bus/spring/TunedDocumentLoader.java
    cxf/trunk/systests/pom.xml

Modified: cxf/trunk/rt/core/pom.xml
URL: http://svn.apache.org/viewvc/cxf/trunk/rt/core/pom.xml?rev=806020&r1=806019&r2=806020&view=diff
==============================================================================
--- cxf/trunk/rt/core/pom.xml (original)
+++ cxf/trunk/rt/core/pom.xml Thu Aug 20 02:08:03 2009
@@ -59,11 +59,11 @@
             <groupId>org.apache.geronimo.specs</groupId>
             <artifactId>geronimo-javamail_1.4_spec</artifactId>
         </dependency>
-        <dependency>                                                      
-            <groupId>xml-resolver</groupId>                               
+        <dependency>
+            <groupId>xml-resolver</groupId>
             <artifactId>xml-resolver</artifactId>
             <optional>true</optional>
-        </dependency> 
+        </dependency>
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
@@ -76,11 +76,11 @@
             <scope>test</scope>
         </dependency>
 
-       <dependency>
-         <groupId>com.sun.xml.fastinfoset</groupId>
-         <artifactId>FastInfoset</artifactId>
+        <dependency>
+            <groupId>com.sun.xml.fastinfoset</groupId>
+            <artifactId>FastInfoset</artifactId>
+            <optional>true</optional>
         </dependency>
-        
     </dependencies>
 
 

Modified: cxf/trunk/rt/core/src/main/java/org/apache/cxf/bus/spring/ControlledValidationXmlBeanDefinitionReader.java
URL: http://svn.apache.org/viewvc/cxf/trunk/rt/core/src/main/java/org/apache/cxf/bus/spring/ControlledValidationXmlBeanDefinitionReader.java?rev=806020&r1=806019&r2=806020&view=diff
==============================================================================
--- cxf/trunk/rt/core/src/main/java/org/apache/cxf/bus/spring/ControlledValidationXmlBeanDefinitionReader.java (original)
+++ cxf/trunk/rt/core/src/main/java/org/apache/cxf/bus/spring/ControlledValidationXmlBeanDefinitionReader.java Thu Aug 20 02:08:03 2009
@@ -82,7 +82,8 @@
         super(beanFactory);
         tunedDocumentLoader = new TunedDocumentLoader();
         this.setDocumentLoader(tunedDocumentLoader);
-        noFastinfoset = System.getProperty("org.apache.cxf.nofastinfoset") != null;
+        noFastinfoset = System.getProperty("org.apache.cxf.nofastinfoset") != null 
+            || !TunedDocumentLoader.hasFastInfoSet();
     }
 
     @Override
@@ -118,15 +119,16 @@
 
     @Override
     public int loadBeanDefinitions(EncodedResource encodedResource) throws BeanDefinitionStoreException {
-        if (noFastinfoset) {
-            return super.loadBeanDefinitions(encodedResource);
-        }
-
-        try {
-            return fastInfosetLoadBeanDefinitions(encodedResource);
-        } catch (Exception e) {
-            return super.loadBeanDefinitions(encodedResource);
+        if (!noFastinfoset) {
+            try {
+                return fastInfosetLoadBeanDefinitions(encodedResource);
+            } catch (BeanDefinitionStoreException bdse) {
+                throw bdse;
+            } catch (Throwable e) {
+                //ignore - just call the super to load them
+            }
         }
+        return super.loadBeanDefinitions(encodedResource);
     }
     
     private int fastInfosetLoadBeanDefinitions(EncodedResource encodedResource)
@@ -161,7 +163,11 @@
         }
         
         Resource newResource = new UrlResource(fixmlUrl); 
-        Document doc = tunedDocumentLoader.loadFastinfosetDocument(fixmlUrl);
+        Document doc = TunedDocumentLoader.loadFastinfosetDocument(fixmlUrl);
+        if (doc == null) {
+            //something caused FastinfoSet to not be able to read the doc
+            throw new StaleFastinfosetException();
+        }
         return registerBeanDefinitions(doc, newResource);
     }
 

Modified: cxf/trunk/rt/core/src/main/java/org/apache/cxf/bus/spring/TunedDocumentLoader.java
URL: http://svn.apache.org/viewvc/cxf/trunk/rt/core/src/main/java/org/apache/cxf/bus/spring/TunedDocumentLoader.java?rev=806020&r1=806019&r2=806020&view=diff
==============================================================================
--- cxf/trunk/rt/core/src/main/java/org/apache/cxf/bus/spring/TunedDocumentLoader.java (original)
+++ cxf/trunk/rt/core/src/main/java/org/apache/cxf/bus/spring/TunedDocumentLoader.java Thu Aug 20 02:08:03 2009
@@ -23,16 +23,14 @@
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.URL;
+import java.util.logging.Logger;
 
-import javax.xml.parsers.DocumentBuilder;
 import javax.xml.parsers.DocumentBuilderFactory;
 import javax.xml.parsers.ParserConfigurationException;
 import javax.xml.parsers.SAXParser;
 import javax.xml.parsers.SAXParserFactory;
 import javax.xml.stream.XMLStreamException;
 import javax.xml.stream.XMLStreamReader;
-import javax.xml.transform.TransformerFactory;
-import javax.xml.transform.dom.DOMResult;
 import javax.xml.transform.sax.SAXSource;
 
 import org.w3c.dom.Document;
@@ -45,6 +43,7 @@
 import com.sun.xml.fastinfoset.stax.StAXDocumentParser;
 
 import org.apache.cxf.common.classloader.ClassLoaderUtils;
+import org.apache.cxf.common.logging.LogUtils;
 import org.apache.cxf.staxutils.StaxUtils;
 import org.apache.cxf.staxutils.W3CDOMStreamWriter;
 import org.springframework.beans.factory.xml.DefaultDocumentLoader;
@@ -54,27 +53,25 @@
  * A Spring DocumentLoader that uses WoodStox when we are not validating to speed up the process. 
  */
 class TunedDocumentLoader extends DefaultDocumentLoader {
+    private static final Logger LOG = LogUtils.getL7dLogger(TunedDocumentLoader.class); 
+    
+    private static boolean hasFastInfoSet;
     
-    // DocumentBuilderFactories are somewhat expensive but not thread-safe.
-    // We only use this builder with WoodStox, and Fast Infoset 
-    // and we respect Spring's desire to make new factories 
-    // when we aren't doing the optimization.
-    private static DocumentBuilder documentBuilder;
     static {
-        try {
-            documentBuilder = 
-                DocumentBuilderFactory.newInstance().newDocumentBuilder();
-        } catch (ParserConfigurationException e) {
-            throw new RuntimeException(e);
-        }
+        try { 
+            ClassLoaderUtils
+                .loadClass("com.sun.xml.fastinfoset.stax.StAXDocumentParser", 
+                           TunedDocumentLoader.class); 
+            hasFastInfoSet = true;
+        } catch (Throwable e) { 
+            LOG.fine("FastInfoset not found on classpath. Disabling context load optimizations.");
+            hasFastInfoSet = false;
+        } 
     }
-    private TransformerFactory transformerFactory;
     private SAXParserFactory saxParserFactory;
     private SAXParserFactory nsasaxParserFactory;
     
     TunedDocumentLoader() {
-        transformerFactory = TransformerFactory.newInstance();
-        
         try {
             Class<?> cls = ClassLoaderUtils.loadClass("com.ctc.wstx.sax.WstxSAXParserFactory",
                                                       TunedDocumentLoader.class);
@@ -93,6 +90,11 @@
         } catch (Throwable e) {
             //ignore
         }
+        
+    }
+    
+    public static boolean hasFastInfoSet() {
+        return hasFastInfoSet;
     }
 
     @Override
@@ -100,7 +102,6 @@
                                  ErrorHandler errorHandler, int validationMode, boolean namespaceAware)
         throws Exception {
         if (validationMode == XmlBeanDefinitionReader.VALIDATION_NONE) {
-            
             SAXParserFactory parserFactory = 
                 namespaceAware ? nsasaxParserFactory : saxParserFactory;
             SAXParser parser = parserFactory.newSAXParser();
@@ -108,14 +109,9 @@
             reader.setEntityResolver(entityResolver);
             reader.setErrorHandler(errorHandler);
             SAXSource saxSource = new SAXSource(reader, inputSource);
-            Document document;
-            // collisions are quite unlikely here, but making documentBuilderFactory objects is expensive.
-            synchronized (documentBuilder) {
-                document = documentBuilder.newDocument();
-            }
-            DOMResult domResult = new DOMResult(document, inputSource.getSystemId());
-            transformerFactory.newTransformer().transform(saxSource, domResult);
-            return document;
+            W3CDOMStreamWriter writer = new W3CDOMStreamWriter();
+            StaxUtils.copy(saxSource, writer);
+            return writer.getDocument();
         } else {
             return super.loadDocument(inputSource, entityResolver, errorHandler, validationMode,
                                       namespaceAware);
@@ -136,9 +132,8 @@
         return factory;
     }
     
-    Document loadFastinfosetDocument(URL url) 
+    static Document loadFastinfosetDocument(URL url) 
         throws IOException, ParserConfigurationException, XMLStreamException {
-        
         InputStream is = url.openStream();
         InputStream in = new BufferedInputStream(is);
         XMLStreamReader staxReader = new StAXDocumentParser(in);

Modified: cxf/trunk/systests/pom.xml
URL: http://svn.apache.org/viewvc/cxf/trunk/systests/pom.xml?rev=806020&r1=806019&r2=806020&view=diff
==============================================================================
--- cxf/trunk/systests/pom.xml (original)
+++ cxf/trunk/systests/pom.xml Thu Aug 20 02:08:03 2009
@@ -571,6 +571,10 @@
                 </exclusion>
             </exclusions>
         </dependency>
+        <dependency>
+             <groupId>com.sun.xml.fastinfoset</groupId>
+             <artifactId>FastInfoset</artifactId>
+         </dependency>
 
         <dependency>
             <groupId>rhino</groupId>