cid#1326176, 1326270, 1326271, 1326272, 1326273, 1326274, 1326275

null pointer used to dereference, add "if"

Change-Id: I37173f252a3b3da44976581ccefd0ed54aa8aa0d
Reviewed-on: https://gerrit.libreoffice.org/21735Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: jan iversen <jani@documentfoundation.org>

qadevOOo/tests/java/ifc/frame/_XSynchronousFrameLoader.java

@@ -110,6 +110,8 @@ public class _XSynchronousFrameLoader extends MultiMethodTest {
         URL[] urlS = new URL[1];
         urlS[0] = new URL();
         urlS[0].Complete = url;
+        if (xURLTrans == null)
+          throw new IllegalStateException("xURLTrans unexpected null");
         boolean res = xURLTrans.parseStrict(urlS);
         log.println("Parsing URL '" + url + "': " + res);
         descr = new PropertyValue[1] ;

xmerge/source/xmerge/java/org/openoffice/xmerge/util/registry/ConverterInfo.java

@@ -153,6 +153,10 @@ public class ConverterInfo {
         String version, String vendor, String impl)
         throws RegistryException {
 
+        if (officeMime == null || displayName == null || description == null ||
+            version    == null || vendor      == null || impl        == null)
+          throw new IllegalArgumentException("arguments unexpected null");
+
         if (!isValidOfficeType(officeMime.trim())) {
             RegistryException re = new RegistryException(
                 "Invalid office type");
@@ -387,4 +391,4 @@ public class ConverterInfo {
     public String getXsltDeserial() {
         return piXsltDeserial;
     }
-}
\ No newline at end of file
+}