# Basic Usage

```kotlin
  private val client: OkHttpClient = OkHttpClient.Builder()
      .cache(Cache(
          directory = File(application.cacheDir, "http_cache"),
          // $0.05 worth of phone storage in 2020
          maxSize = 50L * 1024L * 1024L // 50 MiB
      ))
      .build()
```

## EventListener events

Cache Events are exposed via the EventListener API.  Typical scenarios are below.

## Common Use Cases

### E-commerce Search

```java
// Product search suggestions
SuggestItem product = new SuggestItem(
    new String[]{"iPhone 15 Pro", "Apple iPhone 15 Pro"},
    new String[][]{{"iphone"}, {"apple", "phone"}},
    1.5f,                               // boost popular products
    new String[]{"electronics", "mobile"},
    new String[]{"customer"},
    SuggestItem.Kind.DOCUMENT
);

labels.mail=Mail
labels.user_employeeNumber=Employee Number
labels.employeeNumber=Employee Number
labels.user_telephoneNumber=Telephone Number
labels.telephoneNumber=Telephone Number
labels.user_homePhone=Home Phone
labels.homePhone=Home Phone
labels.user_homePostalAddress=Home Postal Address
labels.homePostalAddress=Home Postal Address
labels.user_labeledURI=labeledURI
labels.labeledURI=labeledURI
labels.user_roomNumber=Room Number

labels.mail=Mail
labels.user_employeeNumber=Employee Number
labels.employeeNumber=Employee Number
labels.user_telephoneNumber=Telephone Number
labels.telephoneNumber=Telephone Number
labels.user_homePhone=Home Phone
labels.homePhone=Home Phone
labels.user_homePostalAddress=Home Postal Address
labels.homePostalAddress=Home Postal Address
labels.user_labeledURI=labeledURI
labels.labeledURI=labeledURI
labels.user_roomNumber=Room Number

    public static final String LABELS_TELEPHONE_NUMBER = "{labels.telephoneNumber}";

    /** The key of the message: Home Phone */
    public static final String LABELS_user_homePhone = "{labels.user_homePhone}";

    /** The key of the message: Home Phone */
    public static final String LABELS_HOME_PHONE = "{labels.homePhone}";

    /** The key of the message: Home Postal Address */

ldap.attr.employeeNumber=employeeNumber
# LDAP attribute for mail.
ldap.attr.mail=mail
# LDAP attribute for telephone number.
ldap.attr.telephoneNumber=telephoneNumber
# LDAP attribute for home phone.
ldap.attr.homePhone=homePhone
# LDAP attribute for home postal address.
ldap.attr.homePostalAddress=homePostalAddress
# LDAP attribute for labeled URI.
ldap.attr.labeledURI=labeledURI

labels.search=Szukaj
labels.similar_doc_result_status=Wyświetlanie podobnych wyników.
labels.search_result_status=Wyniki wyszukiwania dla <b>{0}</b><span class="br-phone"></span> <b>{2}</b> - <b>{3}</b> z <b>{1}</b>
labels.search_result_status_over=Wyniki wyszukiwania dla <b>{0}</b><span class="br-phone"></span> około <b>{1}</b> lub więcej <b>{2}</b> - <b>{3}</b>
labels.search_result_time=({0} sekund)
labels.prev_page=Poprzednia
labels.next_page=Następna

labels.search=Zoeken
labels.similar_doc_result_status=Vergelijkbare resultaten worden weergegeven.
labels.search_result_status=Zoekresultaten voor <b>{0}</b><span class="br-phone"></span> <b>{2}</b> - <b>{3}</b> van <b>{1}</b>
labels.search_result_status_over=Zoekresultaten voor <b>{0}</b><span class="br-phone"></span> ongeveer <b>{1}</b> of meer <b>{2}</b> - <b>{3}</b>
labels.search_result_time=({0} seconden)
labels.prev_page=Vorige
labels.next_page=Volgende

labels.search=搜尋
labels.similar_doc_result_status=顯示相似結果。
labels.search_result_status=<b>{0}</b> 的搜尋結果<span class="br-phone"></span> <b>{1}</b> 條中的 <b>{2}</b> - <b>{3}</b> 條
labels.search_result_status_over=<b>{0}</b> 的搜尋結果<span class="br-phone"></span> 大約 <b>{1}</b> 條以上 <b>{2}</b> - <b>{3}</b> 條
labels.search_result_time=({0} 秒)
labels.prev_page=上一頁
labels.next_page=下一頁

labels.search=Pesquisar
labels.similar_doc_result_status=Mostrando resultados semelhantes.
labels.search_result_status=Resultados da pesquisa para <b>{0}</b><span class="br-phone"></span> <b>{2}</b> - <b>{3}</b> de <b>{1}</b>
labels.search_result_status_over=Resultados da pesquisa para <b>{0}</b><span class="br-phone"></span> <b>{2}</b> - <b>{3}</b> de mais de <b>{1}</b>
labels.search_result_time=({0} segundos)
labels.prev_page=Anterior
labels.next_page=Próximo