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Posted to fop-commits@xmlgraphics.apache.org by je...@apache.org on 2009/02/16 09:31:35 UTC

svn commit: r744860 - /xmlgraphics/fop/branches/Temp_AreaTreeNewDesign/examples/plan/src/org/apache/fop/plan/PreloaderPlan.java

Author: jeremias
Date: Mon Feb 16 08:31:34 2009
New Revision: 744860

URL: http://svn.apache.org/viewvc?rev=744860&view=rev
Log:
Added ErrorListener for plan extension's DOM loading because of bugs in some XSLT implementations.

Modified:
    xmlgraphics/fop/branches/Temp_AreaTreeNewDesign/examples/plan/src/org/apache/fop/plan/PreloaderPlan.java

Modified: xmlgraphics/fop/branches/Temp_AreaTreeNewDesign/examples/plan/src/org/apache/fop/plan/PreloaderPlan.java
URL: http://svn.apache.org/viewvc/xmlgraphics/fop/branches/Temp_AreaTreeNewDesign/examples/plan/src/org/apache/fop/plan/PreloaderPlan.java?rev=744860&r1=744859&r2=744860&view=diff
==============================================================================
--- xmlgraphics/fop/branches/Temp_AreaTreeNewDesign/examples/plan/src/org/apache/fop/plan/PreloaderPlan.java (original)
+++ xmlgraphics/fop/branches/Temp_AreaTreeNewDesign/examples/plan/src/org/apache/fop/plan/PreloaderPlan.java Mon Feb 16 08:31:34 2009
@@ -22,6 +22,7 @@
 import java.io.IOException;
 import java.io.InputStream;
 
+import javax.xml.transform.ErrorListener;
 import javax.xml.transform.Source;
 import javax.xml.transform.Transformer;
 import javax.xml.transform.TransformerException;
@@ -43,6 +44,7 @@
 import org.apache.xmlgraphics.image.loader.impl.ImageXMLDOM;
 import org.apache.xmlgraphics.image.loader.util.ImageUtil;
 
+import org.apache.fop.util.DefaultErrorListener;
 import org.apache.fop.util.UnclosableInputStream;
 
 /**
@@ -71,21 +73,16 @@
 
         InputStream in = new UnclosableInputStream(ImageUtil.needInputStream(src));
         try {
-            TransformerFactory tFactory = TransformerFactory.newInstance();
-            Transformer transformer = tFactory.newTransformer();
-            Source source = new StreamSource(in);
-            DOMResult res = new DOMResult();
-            transformer.transform(source, res);
-
-            //Have to render the plan to know its size
-            PlanRenderer pr = new PlanRenderer();
-            Document planDoc = (Document)res.getNode();
+            Document planDoc = getDocument(in);
             Element rootEl = planDoc.getDocumentElement();
-            if (!PlanElementMapping.NAMESPACE.equals(rootEl.getNamespaceURI())) {
+            if (!PlanElementMapping.NAMESPACE.equals(
+                    rootEl.getNamespaceURI())) {
                 in.reset();
                 return null;
             }
 
+            //Have to render the plan to know its size
+            PlanRenderer pr = new PlanRenderer();
             Document svgDoc = pr.createSVGDocument(planDoc);
             float width = pr.getWidth();
             float height = pr.getHeight();
@@ -119,4 +116,19 @@
         }
     }
 
+    private Document getDocument(InputStream in) throws TransformerException {
+        TransformerFactory tFactory = TransformerFactory.newInstance();
+        //Custom error listener to minimize output to console
+        ErrorListener errorListener = new DefaultErrorListener(log);
+        tFactory.setErrorListener(errorListener);
+        Transformer transformer = tFactory.newTransformer();
+        transformer.setErrorListener(errorListener);
+        Source source = new StreamSource(in);
+        DOMResult res = new DOMResult();
+        transformer.transform(source, res);
+
+        Document doc = (Document)res.getNode();
+        return doc;
+    }
+
 }



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