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228 changes: 150 additions & 78 deletions
228
app/src/main/java/com/acuant/sampleapp/MainActivity.kt
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89 changes: 89 additions & 0 deletions
89
app/src/main/java/com/acuant/sampleapp/backgroundtasks/AcuantTokenService.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| package com.acuant.sampleapp.backgroundtasks | ||
|
|
||
| import android.os.AsyncTask | ||
| import com.acuant.acuantcommon.model.Credential | ||
| import android.util.Base64 | ||
| import org.json.JSONObject | ||
| import java.io.BufferedReader | ||
| import java.io.InputStreamReader | ||
| import java.io.OutputStreamWriter | ||
| import java.io.PrintWriter | ||
| import java.net.HttpURLConnection | ||
| import java.net.URL | ||
| import java.util.* | ||
| import javax.net.ssl.HttpsURLConnection | ||
|
|
||
| class AcuantTokenService(private val credential: Credential, | ||
| private val listener: AcuantTokenServiceListener) : AsyncTask<Any?, Any?, Any?>() { | ||
| private var responseText: String? = null | ||
| private var responseCode = -1 | ||
| private var token = "" | ||
|
|
||
| override fun doInBackground(objects: Array<Any?>): Any? { | ||
| try { | ||
| val formatter = Formatter() | ||
| val urlEnd = "%s/oauth/token" | ||
| val urlString = formatter.format( | ||
| urlEnd, credential.endpoints.acasEndpointTrimmed).toString() | ||
| val url = URL(urlString) | ||
| val conn = url.openConnection() as HttpURLConnection | ||
| try { | ||
| conn.requestMethod = "POST" | ||
| val sub = if (credential.subscription != null && credential.subscription != "") "${credential.subscription};" else "" | ||
| val auth = Base64.encodeToString("$sub${credential.username}:${credential.password}".toByteArray(), Base64.NO_WRAP) | ||
| conn.setRequestProperty("Authorization", "Basic $auth") | ||
| conn.setRequestProperty("Accept", "application/json") | ||
| conn.addRequestProperty("Cache-Control", "no-cache") | ||
| conn.addRequestProperty("Cache-Control", "max-age=0") | ||
| conn.addRequestProperty("Content-Type", "application/json") | ||
| conn.useCaches = false | ||
| val webservicesTimeout = 60000 | ||
| conn.readTimeout = webservicesTimeout | ||
| conn.connectTimeout = webservicesTimeout | ||
| val outputStream = conn.outputStream | ||
| val charset = "UTF-8" | ||
| PrintWriter(OutputStreamWriter(outputStream, charset), true) | ||
| val settingJsonObject = JSONObject() | ||
| settingJsonObject.put("grant_type", "client_credentials") | ||
| val dataBytes = settingJsonObject.toString().toByteArray() | ||
| outputStream.write(dataBytes, 0, dataBytes.size) | ||
| outputStream.flush() | ||
| responseCode = conn.responseCode | ||
| responseText = conn.responseMessage | ||
| val response: StringBuffer | ||
| if (responseCode == HttpsURLConnection.HTTP_OK) { | ||
| val `in` = BufferedReader( | ||
| InputStreamReader(conn.inputStream)) | ||
| var output: String? | ||
| response = StringBuffer() | ||
| while (`in`.readLine().also { output = it } != null) { | ||
| response.append(output) | ||
| } | ||
| `in`.close() | ||
| responseText = response.toString() | ||
| val json = JSONObject(responseText) | ||
| if (json.has("access_token")) { | ||
| token = json.getString("access_token") | ||
| } | ||
| } | ||
| } catch (e: Exception) { | ||
| throw e | ||
| } finally { | ||
| conn.disconnect() | ||
| } | ||
| } catch (e: Exception) { | ||
| responseText = e.message | ||
| listener.onFail(responseCode) | ||
| } | ||
| return null | ||
| } | ||
|
|
||
| override fun onPostExecute(o: Any?) { | ||
| super.onPostExecute(o) | ||
| if (token != "") | ||
| listener.onSuccess(token) | ||
| else | ||
| listener.onFail(-2) | ||
| } | ||
|
|
||
| } |
6 changes: 6 additions & 0 deletions
6
app/src/main/java/com/acuant/sampleapp/backgroundtasks/AcuantTokenServiceListener.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,6 @@ | ||
| package com.acuant.sampleapp.backgroundtasks | ||
|
|
||
| interface AcuantTokenServiceListener { | ||
| fun onSuccess(token: String) | ||
| fun onFail(responseCode: Int) | ||
| } |
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