Don't try to pass an arbitrary Java exception through UNO

also make other exceptions more verbose

Change-Id: Id6bf88b1ec228b20b19c89ccf6ee14d0c1ffb44d

reportbuilder/java/org/libreoffice/report/SOImageService.java

@@ -45,7 +45,7 @@ public class SOImageService implements ImageService
     {
         if (xCompContext == null)
         {
-            throw new ReportExecutionException();
+            throw new ReportExecutionException("SOImageService constructed with null Component Context");
         }
 
 
@@ -55,7 +55,7 @@ public class SOImageService implements ImageService
 
         if (m_xGraphicProvider == null)
         {
-            throw new ReportExecutionException("There is no graphic-provider available.");
+            throw new ReportExecutionException("There is no graphic-provider available for SOImageService.");
         }
     }
 

reportbuilder/java/org/libreoffice/report/pentaho/SOReportJobFactory.java

@@ -61,6 +61,10 @@ import com.sun.star.uno.XComponentContext;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
+import java.io.Writer;
+import java.io.PrintWriter;
+import java.io.StringWriter;
+
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 
@@ -216,12 +220,18 @@ public class SOReportJobFactory
             catch (java.lang.Exception e)
             {
                 LOGGER.error("ReportProcessing failed", e);
-                throw new com.sun.star.lang.WrappedTargetException(e, e.getMessage(), this, null);
+                Writer result = new StringWriter();
+                PrintWriter printWriter = new PrintWriter(result);
+                e.printStackTrace(printWriter);
+                throw new com.sun.star.lang.WrappedTargetException(e.toString() + '\n' + result.toString(), this, null);
             }
-            catch (java.lang.IncompatibleClassChangeError e2)
+            catch (java.lang.IncompatibleClassChangeError e)
             {
                 LOGGER.error("Detected an IncompatibleClassChangeError");
-                throw new com.sun.star.lang.WrappedTargetException(e2, "caught a " + e2.getClass().getName(), this, new com.sun.star.uno.Exception(e2.getLocalizedMessage()));
+                Writer result = new StringWriter();
+                PrintWriter printWriter = new PrintWriter(result);
+                e.printStackTrace(printWriter);
+                throw new com.sun.star.lang.WrappedTargetException(e.toString() + '\n' + result.toString(), this, null);
             }
             Thread.currentThread().setContextClassLoader(cl);