minor fix

library updates

Author: simon

app/build.gradle

@@ -31,7 +31,7 @@ android {
 dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
 
-    implementation 'org.slf4j:slf4j-android:1.7.7'
+    implementation 'org.slf4j:slf4j-android:1.7.25'
 
     implementation group: 'com.madgag.spongycastle', name: 'prov', version: '1.54.0.0'
     implementation group: 'com.madgag.spongycastle', name: 'core', version: '1.54.0.0'
@@ -47,7 +47,8 @@ dependencies {
     implementation files('libs/commons-logging-1.2.jar')
 
     implementation files('libs/httpclient-4.5.6.jar')
-    implementation files('libs/opc.jar')
+    implementation files('libs/opc-ua-stack-1.4.1-SNAPSHOT.jar')
+    implementation files('libs/opc-ua-stack-1.4.1-SNAPSHOT-sources.jar')
 
     implementation 'com.android.support:appcompat-v7:28.0.0'
     implementation 'com.android.support.constraint:constraint-layout:1.1.3'

app/libs/opc-ua-stack-1.4.1-SNAPSHOT-sources.jar

@@ -196,8 +196,8 @@ public void onClick(DialogInterface dialog, int which) {
                                             }
                                         });
                                 alertDialog.show();
-                                progressDialog.dismiss();
                             }
+                            progressDialog.dismiss();
                         }
                     };
                     t.start(handler);

app/libs/opc-ua-stack-1.4.1-SNAPSHOT.jar

@@ -126,8 +126,8 @@ public void handleMessage(Message msg) {
                                         listReadings.add(res);
                                         adapter.notifyDataSetChanged();
                                         listRead.setSelection(adapter.getCount() - 1);
-                                        progressDialog.dismiss();
                                     }
+                                    progressDialog.dismiss();
                                 }
                             };
                             t.start(handler);

app/libs/opc.jar

@@ -264,7 +264,7 @@ public void onClick(DialogInterface dialogInterface, int which) {
                     case DialogInterface.BUTTON_POSITIVE:
                         ThreadDeleteSubscription t = new ThreadDeleteSubscription(subscriptionElement.getSession(), subscriptionElement.getSubscription().getSubscriptionId());
                         progressDialog = ProgressDialog.show(SubscriptionActivity.this, getString(R.string.TentativoDiConnessione), getString(R.string.CencellazioneSottoscrizioneInCorso), true);
-                        Handler handler_delete_subscription = new Handler() {
+                        @SuppressLint("HandlerLeak") Handler handler_delete_subscription = new Handler() {
                             @Override
                             public void handleMessage(Message msg) {
                                 progressDialog.dismiss();