Java + Algolia

          
            
<! Algolia library with Apache HTTP requester (compatible with Java 8 and above) > 

<dependency>

  <groupId>com.algolia</groupId>

  <artifactId>algoliasearch-core</artifactId>

  <version>3.10.0</version>

</dependency>

<dependency>

  <groupId>com.algolia</groupId>

  <artifactId>algoliasearch-apache</artifactId>

  <version>3.10.0</version>

</dependency>

mvn compile

        

          
            
// Sync version

index.saveObjects(Arrays.asList(

    new Contact()

    .setFirstName("Jimmie")

    .setLastName("Barninger")

    .setObjectID("myID"),

    new Contact()

    .setFirstName("Warren")

    .setLastName("Speach")

    .setObjectID("myID2")

));

// Async version

index.saveObjectsAsync(Arrays.asList(

    new Contact()

    .setFirstName("Jimmie")

    .setLastName("Barninger")

    .setObjectID("myID"),

    new Contact()

    .setFirstName("Warren")

    .setLastName("Speach")

    .setObjectID("myID2")

));

        

          
            
SearchIndex<Contact> index = client.initIndex("contacts", Contact.class);

SearchResult<Contact> search1 = index.search(new Query("query string"));

SearchResult<Contact> search2 =

  index

    .search(new Query("query string")

      .setAttributesToRetrieve(Arrays.asList("firstname", "lastname"))

      .setHitsPerPage(50)

    );

// Async version

CompletableFuture<SearchResult<Contact>> search1 = 

  index.searchAsync(new Query("query string"));

CompletableFuture<SearchResult<Contact>> search2 =

  index

    .searchAsync(new Query("query string")

      .setAttributesToRetrieve(Arrays.asList("firstname", "lastname"))

      .setHitsPerPage(50)

    );