Exemples Kotlin / Android – API Health Fitness¶
Utilisez Kotlin pour accéder à l'API Health Fitness depuis vos applications Android. Voici des exemples utilisant les éléments HttpURLConnection, OkHttp et Retrofit.
1. Utilisation de HttpURLConnection¶
Exemple de requête GET :
import java.net.HttpURLConnection
import java.net.URL
import java.io.BufferedReader
import java.io.InputStreamReader
val apiKey = "YOUR_API_KEY"
val url = URL("https://api.hefitapi.com/api/v1/bmi?height=178&weight=82&units=metric&lang=en")
val connection = url.openConnection() as HttpURLConnection
connection.requestMethod = "GET"
connection.setRequestProperty("X-API-Key", apiKey)
val reader = BufferedReader(InputStreamReader(connection.inputStream))
val response = StringBuilder()
reader.forEachLine { response.append(it) }
reader.close()
println(response.toString())
Exemple de requête POST :
import java.net.HttpURLConnection
import java.net.URL
import java.io.OutputStreamWriter
val apiKey = "YOUR_API_KEY"
val url = URL("https://api.hefitapi.com/api/v1/bmi/post")
val connection = url.openConnection() as HttpURLConnection
connection.requestMethod = "POST"
connection.setRequestProperty("Content-Type", "application/json")
connection.setRequestProperty("X-API-Key", apiKey)
connection.doOutput = true
val payload = """{"height":178,"weight":82,"units":"metric"}"""
val writer = OutputStreamWriter(connection.outputStream)
writer.write(payload)
writer.flush()
writer.close()
val response = connection.inputStream.bufferedReader().use { it.readText() }
println(response)
2. Utilisation de OkHttp¶
Ajoutez la dépendance dans build.gradle :
Exemple de requête GET :
import okhttp3.OkHttpClient
import okhttp3.Request
val client = OkHttpClient()
val request = Request.Builder()
.url("https://api.hefitapi.com/api/v1/bmi?height=178&weight=82&units=metric&lang=en")
.addHeader("X-API-Key", "YOUR_API_KEY")
.build()
val response = client.newCall(request).execute()
println(response.body?.string())
Exemple de requête POST :
import okhttp3.MediaType.Companion.toMediaTypeOrNull
import okhttp3.OkHttpClient
import okhttp3.Request
import okhttp3.RequestBody.Companion.toRequestBody
val client = OkHttpClient()
val mediaType = "application/json".toMediaTypeOrNull()
val payload = """{"height":178,"weight":82,"units":"metric"}"""
val body = payload.toRequestBody(mediaType)
val request = Request.Builder()
.url("https://api.hefitapi.com/api/v1/bmi/post")
.post(body)
.addHeader("X-API-Key", "YOUR_API_KEY")
.build()
val response = client.newCall(request).execute()
println(response.body?.string())
3. Utilisation de Retrofit¶
Ajoutez les dépendances dans build.gradle :
implementation("com.squareup.retrofit2:retrofit:2.9.0")
implementation("com.squareup.retrofit2:converter-gson:2.9.0")
Définir l'interface API :
import retrofit2.Call
import retrofit2.http.GET
import retrofit2.http.POST
import retrofit2.http.Query
import retrofit2.http.Body
import retrofit2.http.Header
interface HealthFitnessApi {
@GET("bmi")
fun getBMI(
@Query("height") height: Int,
@Query("weight") weight: Int,
@Query("units") units: String,
@Query("lang") lang: String = "en",
@Header("X-API-Key") apiKey: String
): Call<Map<String, Any>>
@POST("bmi/post")
fun postBMI(
@Body payload: Map<String, Any>,
@Header("X-API-Key") apiKey: String
): Call<Map<String, Any>>
}
Initialiser Retrofit et effectuer une requête :
import retrofit2.Retrofit
import retrofit2.converter.gson.GsonConverterFactory
val retrofit = Retrofit.Builder()
.baseUrl("https://api.hefitapi.com/api/v1/")
.addConverterFactory(GsonConverterFactory.create())
.build()
val api = retrofit.create(HealthFitnessApi::class.java)
val response = api.getBMI(178, 82, "metric", apiKey="YOUR_API_KEY").execute()
println(response.body())
Autres langages¶
Explorez comment intégrer l'API Health Fitness dans d'autres langages de programmation :
Commencez à intégrer l'API Health Fitness dans vos applications mobiles et web dès aujourd'hui !
API Health Fitness Alimentant l'infrastructure numérique moderne de santé