Kotlin

          
            
// Gradle

repositories {

    mavenCentral()

}

dependencies {

    implementation "com.algolia:algoliasearch-client-kotlin:$kotlin_client_version"

    // for Gradle version < 6.0, use the following instead

    implementation "com.algolia:algoliasearch-client-kotlin-jvm:$kotlin_client_version"

    // Choose one of the following HTTP clients

    implementation "io.ktor:ktor-client-apache:$ktor_version"

    implementation "io.ktor:ktor-client-okhttp:$ktor_version"

    implementation "io.ktor:ktor-client-android:$ktor_version"

    implementation "io.ktor:ktor-client-cio:$ktor_version"

    implementation "io.ktor:ktor-client-jetty:$ktor_version"

}

        

          
            
// With JsonObject

val json = listOf(

    ObjectID("myID1") to json {

        "firstname" to "Jimmie"

        "lastname" to "Barninger"

    },

    ObjectID("myID1") to json {

        "firstname" to "Warren"

        "lastname" to "Speach"

    }

)

index.replaceObjects(json)

// With serializable class

@Serializable

data class Contact(

    val firstname: String,

    val lastname: String,

    override val objectID: ObjectID

) : Indexable

val contacts = listOf(

    Contact("Jimmie", "Barninger", ObjectID("myID")),

    Contact("Jimmie", "Barninger", ObjectID("myID"))

)

index.replaceObjects(Contact.serializer(), contacts)

        

          
            
@Serializable

data class Contact(

    val firstname: String,

    val lastname: String

)

val indexName = IndexName("contacts")

val index = client.initIndex(indexName)

val query = queryBuilder {

    query = "query string"

    hitsPerPage = 50

    attributesToRetrieve {

        +"firstname"

        +"lastname"

    }

}

val result = index.search(query)

result.hits.deserialize(Contact.serializer())