PDFBOX-6059: avoid ClassCastException

git-svn-id: https://svn.apache.org/repos/asf/pdfbox/trunk@1928229 13f79535-47bb-0310-9956-ffa450edef68

Author: THausherr

pdfbox/src/main/java/org/apache/pdfbox/pdmodel/font/PDType3CharProc.java

@@ -26,7 +26,6 @@
 import org.apache.pdfbox.contentstream.PDContentStream;
 import org.apache.pdfbox.contentstream.operator.Operator;
 import org.apache.pdfbox.cos.COSBase;
-import org.apache.pdfbox.cos.COSDictionary;
 import org.apache.pdfbox.cos.COSName;
 import org.apache.pdfbox.cos.COSNumber;
 import org.apache.pdfbox.cos.COSStream;
@@ -93,7 +92,7 @@ public PDResources getResources()
             // PDFBOX-5294
             LOG.warn("Using resources dictionary found in charproc entry");
             LOG.warn("This should have been in the font or in the page dictionary");
-            return new PDResources((COSDictionary) charStream.getDictionaryObject(COSName.RESOURCES));
+            return new PDResources(charStream.getCOSDictionary(COSName.RESOURCES));
         }
         return font.getResources();
     }

pdfbox/src/main/java/org/apache/pdfbox/pdmodel/graphics/state/PDSoftMask.java

@@ -173,7 +173,7 @@ public COSArray getBackdropColor()
     {
         if (backdropColor == null)
         {
-            backdropColor = (COSArray) getCOSObject().getDictionaryObject(COSName.BC);
+            backdropColor = getCOSObject().getCOSArray(COSName.BC);
         }
         return backdropColor;
     }