* @author Jared Levy
 * @since 2.0
 */
@GwtCompatible
public final class Functions {
  private Functions() {}

  /**
   * A function equivalent to the method reference {@code Object::toString}. The function simply
   * invokes {@code toString} on its argument and returns the result. It throws a {@link
   * NullPointerException} on null input.
   *
   * <p><b>Warning:</b> The returned function may not be <i>consistent with equals</i> (as

        Entry<?, ?> entry = parts.next();
        appendable.append(joiner.toString(entry.getKey()));
        appendable.append(keyValueSeparator);
        appendable.append(joiner.toString(entry.getValue()));
        while (parts.hasNext()) {
          appendable.append(joiner.separator);
          Entry<?, ?> e = parts.next();
          appendable.append(joiner.toString(e.getKey()));
          appendable.append(keyValueSeparator);

      Iterator<String> iterator = components.iterator();
      if (iterator.hasNext()) {
        sb.append(iterator.next().toString());
        while (iterator.hasNext()) {
          sb.append(DELIMITER_STRING);
          sb.append(iterator.next());
        }
      }
      dummy ^= sb.toString().length();
    }
    return dummy;
  }

  /**

                setAttributeValue(result, fessConfig.getLdapAttrGivenName(), o -> user.setGivenName(o.toString()));
                setAttributeValue(result, fessConfig.getLdapAttrMail(), o -> user.setMail(o.toString()));
                setAttributeValue(result, fessConfig.getLdapAttrEmployeeNumber(), o -> user.setEmployeeNumber(o.toString()));

        assertEquals(0, msg.readBytesWireFormat(null, index));
    }

    @Test
    @DisplayName("toString formats correctly")
    void toStringFormatsCorrectly() {
        SmbComLogoffAndX msg = new SmbComLogoffAndX(null);
        String s = msg.toString();
        assertNotNull(s, "toString should not be null");
        assertTrue(s.startsWith("SmbComLogoffAndX["), "expected prefix " + "SmbComLogoffAndX[" + " but got " + s);

                if (queryBuilder instanceof final TermsQueryBuilder termsQueryBuilder) {
                    termsQueryBuilder.values().stream().forEach(o -> deletedDocIdList.add(o.toString()));
                }
                return deletedDocIdList.size();
            }
        };
        ComponentUtil.register(client, "searchEngineClient");
        final DocList docList = new DocList();

        }
    }

    @Test
    @DisplayName("toString contains class name and delegates to superclass")
    void toStringMatches() {
        String s = response.toString();
        assertNotNull(s);
        assertTrue(s.startsWith("SmbComSetInformationResponse["));
        assertTrue(s.endsWith("]"));
        // Verify it contains superclass toString content

            result.setCreatedBy(DfTypeUtil.toString(source.get("createdBy")));
            result.setCreatedTime(DfTypeUtil.toLong(source.get("createdTime")));
            result.setFileConfigId(DfTypeUtil.toString(source.get("fileConfigId")));
            result.setHostname(DfTypeUtil.toString(source.get("hostname")));
            result.setParameters(DfTypeUtil.toString(source.get("parameters")));

    assertThat(m1.precomputed().toString()).isEqualTo(m1.toString());

    CharMatcher m2 = anyOf("Az");
    assertThat(m2.precomputed()).isSameInstanceAs(m2);
    assertThat(m2.precomputed().toString()).isEqualTo(m2.toString());

    CharMatcher m3 = inRange('A', 'Z');
    assertThat(m3.precomputed()).isSameInstanceAs(m3);
    assertThat(m3.precomputed().toString()).isEqualTo(m3.toString());

    }

    @Override
    public String toString() {
        return "SuggestItem [text=" + text + ", timestamp=" + timestamp + ", queryFreq=" + queryFreq + ", docFreq=" + docFreq
                + ", userBoost=" + userBoost + ", readings=" + Arrays.toString(readings) + ", fields=" + Arrays.toString(fields) + ", tags="
                + Arrays.toString(tags) + ", roles=" + Arrays.toString(roles) + ", languages=" + Arrays.toString(languages) + ", kinds="