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- Written by: Stanko Milosev
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Example of client application for IBM WebSphere MQ.
Exe and source code (Delphi 2009)
- Details
- Written by: Stanko Milosev
- Category: Android
- Hits: 13
interface IWebApiService { @Headers("Content-Type: text/json") @POST("UploadImage") fun uploadImage(@Body image: JsonObject): Call<UploadResponse> } data class UploadResponse( @SerializedName("message") val message: String )Upload image:
import android.content.Context import android.graphics.Bitmap import android.graphics.BitmapFactory import android.net.Uri import android.os.Build import androidx.annotation.RequiresApi import com.google.gson.JsonObject import retrofit2.Call import retrofit2.Callback import retrofit2.Response import java.io.ByteArrayOutputStream import java.util.Base64 class UploadImageRetrofit(private val uploadImageRetrofitCallBacks: IUploadImageRetrofitCallBacks, private val webApiService: IWebApiService) { @RequiresApi(Build.VERSION_CODES.O) fun uploadImage(imgUri: Uri, context: Context): String? { val base64Image = convertImageToBase64(context, imgUri) val jsonValue = JsonObject().apply { addProperty("image", base64Image) addProperty("fileName", "magnolia.jpg") addProperty("folderName", "spring") } val webApiRequest = webApiService.uploadImage(jsonValue) webApiRequest.enqueue(object : Callback<UploadResponse> { override fun onResponse(call: Call<UploadResponse>, response: Response<UploadResponse>) { uploadImageRetrofitCallBacks.onResponse(call, response) } override fun onFailure(call: Call<UploadResponse>, t: Throwable) { uploadImageRetrofitCallBacks.onFailure(call, t) } }) return null } @RequiresApi(Build.VERSION_CODES.O) fun convertImageToBase64(context: Context, imgUri: Uri): String { val inputStream = context.contentResolver.openInputStream(imgUri) val bitmap: Bitmap = BitmapFactory.decodeStream(inputStream) val baos = ByteArrayOutputStream() bitmap.compress(Bitmap.CompressFormat.JPEG, 100, baos) val imageBytes: ByteArray = baos.toByteArray() return Base64.getEncoder().encodeToString(imageBytes) } }Rest is same as in previous example. Download from here.