assertNull(languageHelper.getSupportedLanguage(null));
        assertNull(languageHelper.getSupportedLanguage(""));
        assertNull(languageHelper.getSupportedLanguage("   "));
    }

    @Test
    public void test_setDetector() {
        // Test with null detector
        languageHelper.setDetector(null);
        assertNull(languageHelper.detector);
    }

    @Test

   *
   * @param key the non-null key whose value should be loaded
   * @param oldValue the non-null old value corresponding to {@code key}
   * @return the future new value associated with {@code key}; <b>must not be null, must not return
   *     null</b>
   * @throws Exception if unable to reload the result

      return get(key) != null;
    }

    @Override
    public void clear() {
      FilteredEntryMultimap.this.clear();
    }

    @Override
    public @Nullable Collection<V> get(@Nullable Object key) {
      Collection<V> result = unfiltered.asMap().get(key);
      if (result == null) {
        return null;
      }

        // Test with null classification name
        try {
            provider.provide(null);
            fail("Should throw exception for null classification name");
        } catch (ProvidedClassificationNotFoundException e) {
            // expected
            assertTrue(e.getMessage().contains("Not found the classification: null"));
        } catch (NullPointerException e) {

        buf.append(methodName).append("(");
        if (methodArgs != null && methodArgs.length > 0) {
            for (final Object arg : methodArgs) {
                buf.append(arg == null ? null : arg.getClass().getName()).append(", ");
            }
            buf.setLength(buf.length() - 2);
        }
        buf.append(")");
        return buf.toString();
    }

    /**

e)?-1:t===T||t.ownerDocument==ye&&I.contains(ye,t)?1:o?se.call(o,e)-se.call(o,t):0:4&n?-1:1)}),T}for(e in I.matches=function(e,t){return I(e,null,null,t)},I.matchesSelector=function(e,t){if(V(e),C&&!h[t+" "]&&(!d||!d.test(t)))try{var n=i.call(e,t);if(n||le.disconnectedMatch||e.document&&11!==e.document.nodeType)return n}catch(e){h(t,!0)}return 0<I(t,T,null,[e]).length},I.contains=function(e,t){return(e.ownerDocument||e)!=T&&V(e),ce.contains(e,t)},I.attr=function(e,t){(e.ownerDocument||e)!=T&&V(e);var...

          val (_, nextPlan, failure) = connectResult

          if (failure != null) throw failure
          if (nextPlan != null) {
            routePlanner.deferredPlans.addFirst(nextPlan)
            continue
          }
        }
        return plan.handleSuccess()
      } catch (e: IOException) {
        if (firstException == null) {
          firstException = e
        } else {
          firstException.addSuppressed(e)

        if (boost != null) {
            addFieldToSource(sourceMap, "boost", boost);
        }
        if (createdBy != null) {
            addFieldToSource(sourceMap, "createdBy", createdBy);
        }
        if (createdTime != null) {
            addFieldToSource(sourceMap, "createdTime", createdTime);
        }
        if (permissions != null) {

ECL0001={0} not found
ECL0008=argument[{0}] is null.
ECL0009=argument[{0}] is illegal. because {1}.
ECL0010=argument[{0}] is null or empty string.
ECL0011=argument[{0}] is null or empty array.
ECL0012=argument[{0}] is null or empty collection.
ECL0013=argument[{0}] is null or empty map.
ECL0014=argument[{0}] which is null the index of array is negative integer.
ECL0015=argument[{0}] which is null the index of array exceed the size of array[{1}].

     *
     * @param message The message describing the problem, may be {@code null}.
     * @param severity The severity level of the problem, may be {@code null} to default to
     *            {@link org.apache.maven.building.Problem.Severity#ERROR}.
     * @param source A hint about the source of the problem like a file path, may be {@code null}.