Changeset 25423 for main/trunk/greenstone3/src/java/org/greenstone/gsdl3/util/GSXML.java

Timestamp:

2012-04-19T14:58:44+12:00 (12 years ago)

Author:

ak19

Message:

Better error reporting during transformations. Extended the TransformErrorListener to store the XSLT upon construction and print it out (besides the exception message) upon exception.

File:

• main/trunk/greenstone3/src/java/org/greenstone/gsdl3/util/GSXML.java (modified) (2 diffs)

main/trunk/greenstone3/src/java/org/greenstone/gsdl3/util/GSXML.java

@@ -31 +31 @@
 import javax.xml.transform.stream.StreamResult;
 import javax.xml.transform.dom.DOMSource;
+import javax.xml.transform.OutputKeys;
 
 import java.util.Map;
@@ -1234 +1235 @@
     }
 
-    public static void elementToLogAsString(Element e)
-    {
-        try
-        {
-            TransformerFactory tf = TransformerFactory.newInstance();
-            Transformer trans = tf.newTransformer();
-            StringWriter sw = new StringWriter();
-            trans.transform(new DOMSource(e), new StreamResult(sw));
-            System.err.println(sw.toString());
-        }
-        catch (Exception ex)
-        {
-            System.err.println("couldn't write " + e + " to log");
-        }
+    public static void elementToLogAsString(Element e, boolean indent)
+    {
+    String str = elementToString(e, indent);
+    System.err.println(str);
+    logger.error(str);
+    }
+
+    public static String elementToString(Element e, boolean indent)
+    {
+        String str = "**********START*************\n";
+        try {
+        TransformerFactory tf = TransformerFactory.newInstance();
+        Transformer trans = tf.newTransformer();
+        StringWriter sw = new StringWriter();
+        if(indent) {
+            trans.setOutputProperty(OutputKeys.INDENT, "yes");
+        } else {
+            trans.setOutputProperty(OutputKeys.INDENT, "no");
+        }
+        trans.transform(new DOMSource(e), new StreamResult(sw));
+        str += sw.toString();
+        }
+        catch (Exception ex) {
+        str += "Exception: couldn't write " + e + " to log";
+        } 
+        finally {
+        str += "\n***********************\n";
+        return str;
+        }
     }