assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);
    }

    public void test_stackTraceWithCause() {
        // Test that stack trace is properly preserved with cause
        String innerMessage = "Inner exception";
        String outerMessage = "Outer exception";
        RuntimeException innerException = new RuntimeException(innerMessage);

    /**
     * The name or type of the error that occurred.
     * This field provides a categorization of the failure type.
     */
    public String errorName;

    /**
     * The detailed error log or stack trace for the failure.
     * This field contains the full error information for debugging purposes.
     */
    public String errorLog;

    /**
     * The number of times this URL has failed.

        assertNotNull(exception);
        assertTrue(exception instanceof java.io.Serializable);
    }

    public void test_stackTrace() {
        // Test that stack trace is preserved
        int statusCode = 500;
        String message = "Error occurred";

        WebApiException exception = new WebApiException(statusCode, message);

        assertNotNull(exception.getStackTrace());

        assertTrue(exception instanceof Throwable);
    }

    public void test_stackTracePresence() {
        // Setup
        final String message = "Query error with stack trace";
        final VaMessenger<FessMessages> messageCode = messages -> messages.addErrorsInvalidQueryUnknown(UserMessages.GLOBAL_PROPERTY_KEY);
        final Exception cause = new IllegalArgumentException("Invalid query argument");

      super(message);
    }

    @Override
    public synchronized Throwable fillInStackTrace() {
      setStackTrace(new StackTraceElement[0]);
      return this; // no stack trace, wouldn't be useful anyway
    }
  }

  @Override
  protected @Nullable String pendingToString() {
    @RetainedLocalRef ListenableFuture<? extends V> localInputFuture = delegateRef;

                                            <la:option value="INFO">INFO</la:option>
                                            <la:option value="DEBUG">DEBUG</la:option>
                                            <la:option value="TRACE">TRACE</la:option>
                                            <la:option value="ALL">ALL</la:option>
                                        </la:select>
                                    </div>

          return Lists.<LockGraphNode>newArrayListWithCapacity(3);
        }
      };

  /**
   * A Throwable used to record a stack trace that illustrates an example of a specific lock
   * acquisition ordering. The top of the stack trace is truncated such that it starts with the
   * acquisition of the lock in question, e.g.
   *
   * <pre>
   * com...ExampleStackTrace: LockB -&gt; LockC

        Exception exception = new Exception() {
            @Override
            public void printStackTrace(java.io.PrintWriter writer) {
                // Simulate a normal stack trace output
                writer.println("Special test exception");
                writer.flush();
            }
        };

        monitorTarget.appendException(buf, exception);

REM Application Configuration
set APP_NAME=fess
set SEARCH_ENGINE_HOME=%FESS_HOME%/es

if NOT "%FESS_USE_GC_LOGGING%" == "" set FESS_JAVA_OPTS=%FESS_JAVA_OPTS% -Xlog:gc*,gc+age=trace,safepoint:file=%FESS_HOME%/logs/gc-%APP_NAME%.log:utctime,pid,tags:filecount=5,filesize=64m

set FESS_CLASSPATH=%FESS_HOME%\lib\classes
set FESS_JAVA_OPTS=%FESS_JAVA_OPTS% -Dfess

      }
      /*
       * If some other exception happened, we just propagate the wrapper
       * UncheckedExecutionException, which has the stack trace from this thread and which has its
       * cause set to the underlying exception (which may be from another thread). If we someday
       * learn that some other exception besides IllegalArgumentException is common, then we could