@CanIgnoreReturnValue
  private boolean delete(File file) {
    if (file.isDirectory()) {
      File[] files = file.listFiles();
      if (files != null) {
        for (File f : files) {
          if (!delete(f)) {
            return false;
          }
        }
      }
    }

    if (!file.delete()) {
      logger.log(Level.WARNING, "couldn't delete file: {0}", new Object[] {file});
      return false;

					delete(cache.iamUsersMap, k)
				}
			}
			for k, u := range cache.iamSTSAccountsMap {
				if u.Credentials.ParentUser == accessKey {
					delete(cache.iamSTSAccountsMap, k)
				}
			}
		}

		// 3. Delete any mapped policy
		cache.iamUserPolicyMap.Delete(accessKey)

		return nil
	}

	if err != nil {

    }

    /**
     * Deletes a user from all authentication chains.
     * @param user The user to delete.
     */
    public void delete(final User user) {
        chains().of(stream -> stream.forEach(c -> c.delete(user)));
    }

    /**
     * Loads user information by processing through all authentication chains.

                    // updated file
                    addDocument(localParams, dataMap);
                } else if (getParamValue(localParams, "event.delete", "delete").equals(eventType)) {
                    // deleted file
                    deleteDocument(localParams, dataMap);
                } else {

		t.Errorf("Failed to commit transaction, got error %v\n", err)
	}

	if result := db.Where("name=?", "zzjin").Delete(&User{}); result.Error != nil || result.RowsAffected != 1 {
		t.Fatalf("Failed, got error: %v, rows affected: %v", result.Error, result.RowsAffected)
	}

	tx2 := db.Begin()
	if result := tx2.Where("name=?", "zzjin").Delete(&User{}); result.Error != nil || result.RowsAffected != 0 {

    }

    /**
     * Deletes a duplicate host configuration.
     *
     * @param form the edit form containing the duplicate host ID to delete
     * @return HTML response redirecting to the duplicate host list
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse delete(final EditForm form) {
        verifyCrudMode(form.crudMode, CrudMode.DETAILS);
        validate(form, messages -> {}, this::asDetailsHtml);

}

func (cs *callbacks) Query() *processor {
	return cs.processors["query"]
}

func (cs *callbacks) Update() *processor {
	return cs.processors["update"]
}

func (cs *callbacks) Delete() *processor {
	return cs.processors["delete"]
}

func (cs *callbacks) Row() *processor {
	return cs.processors["row"]
}

func (cs *callbacks) Raw() *processor {
	return cs.processors["raw"]
}

            op.setRefreshPolicy(Constants.TRUE);
        });

    }

    /**
     * Delete a key match.
     *
     * @param keyMatch The key match to delete.
     */
    public void delete(final KeyMatch keyMatch) {

        keyMatchBhv.delete(keyMatch, op -> {
            op.setRefreshPolicy(Constants.TRUE);
        });

    }

    /**

				if !exit {
					v.cleanup()
				}
			}
			m.mu.RUnlock()
			m.mu.Lock()
			for k, v := range m.trash {
				if time.Since(v.lastUpdate) > metacacheMaxRunningAge {
					v.delete(context.Background())
					delete(m.trash, k)
				}
			}
			m.mu.Unlock()
		}
	}()
}

// updateCacheEntry will update non-transient state.
func (m *metacacheManager) updateCacheEntry(update metacache) (metacache, error) {

                }
                try {
                    Files.delete(f);
                } catch (final IOException e) {
                    logger.warn("Failed to delete {}", f, e);
                }
            });
            Files.deleteIfExists(dir);
        } catch (final IOException e) {
            logger.warn("Failed to delete {}", dir, e);
        }
    }

    /**