// Test throwing and catching the exception with cause
        String expectedMessage = "Storage write error";
        Exception expectedCause = new IllegalStateException("Invalid state");

        try {
            throw new StorageException(expectedMessage, expectedCause);
        } catch (StorageException e) {
            assertEquals(expectedMessage, e.getMessage());

<img src="/img/tutorial/response-status-code/image01.png">

/// note

Some response codes (see the next section) indicate that the response does not have a body.

FastAPI knows this, and will produce OpenAPI docs that state there is no response body.

///

## About HTTP status codes { #about-http-status-codes }

/// note

If you already know what HTTP status codes are, skip to the next section.

///

}

// DeleteMarkerReplicationStatus - returns replication status of delete marker from DeleteReplication state in ObjectOptions
func (o *ObjectOptions) DeleteMarkerReplicationStatus() replication.StatusType {
	return o.DeleteReplication.CompositeReplicationStatus()
}

// VersionPurgeStatus - returns version purge status from DeleteReplication state in ObjectOptions
func (o *ObjectOptions) VersionPurgeStatus() VersionPurgeStatusType {

### Replication of DeleteMarker and versioned Delete

        final IllegalArgumentException rootCause = new IllegalArgumentException("Invalid character in query");
        final IllegalStateException middleCause = new IllegalStateException("Query parser state error", rootCause);
        final String message = "Query processing failed";
        final VaMessenger<FessMessages> messageCode = messages -> messages.addErrorsInvalidQueryUnknown(UserMessages.GLOBAL_PROPERTY_KEY);

@GwtCompatible
public interface LoadingCache<K, V> extends Cache<K, V>, Function<K, V> {

  /**
   * Returns the value associated with {@code key} in this cache, first loading that value if
   * necessary. No observable state associated with this cache is modified until loading completes.
   *
   * <p>If another call to {@link #get} or {@link #getUnchecked} is currently loading the value for

        assertEquals(testDialect, response.getDialect(), "Dialect should match");
    }

    @Test
    @DisplayName("Test initial state of response object")
    void testInitialState() {
        // Verify initial state
        assertEquals(0, response.getCapabilities(), "Initial capabilities should be 0");
        assertNotNull(response.getServerGuid(), "Server GUID should not be null");

        assertNull(emptyIterator.next(), "Iterator should still return null after multiple removes");
    }

    @Test
    @DisplayName("EmptyIterator should maintain state after all operations")
    void testStateConsistencyAfterOperations() {
        // When - perform various operations
        assertFalse(emptyIterator.hasNext(), "Initial hasNext check");

    if (waiter.isAlive()) {
      waiter.interrupt();
      fail("awaitTermination failed to trigger after shutdown()");
    }
  }

  /** Wait for the given thread to reach the {@link State#TIMED_WAITING} thread state. */
  @SuppressWarnings("ThreadPriorityCheck") // TODO: b/175898629 - Consider onSpinWait.
  void awaitTimedWaiting(Thread thread) {
    while (true) {
      switch (thread.getState()) {

 */
package org.codelibs.fess.chat;

/**
 * Callback interface for receiving notifications about chat processing phases.
 * Used for SSE streaming to notify clients about the current processing state.
 */
public interface ChatPhaseCallback {

    /** Phase name for intent detection */
    String PHASE_INTENT = "intent";

    /** Phase name for document search */
    String PHASE_SEARCH = "search";