[taler-taler-android] 02/04: [wallet] don't crash on serialization errors from wallet-core

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torsten-grote pushed a commit to branch master
in repository taler-android.

commit c59243c9bdabf07137ad0f070b6ecbde57e66466
Author: Torsten Grote <t@grobox.de>
AuthorDate: Tue Sep 1 09:54:21 2020 -0300

    [wallet] don't crash on serialization errors from wallet-core
    
    This should not be necessary if we had a stable API with documentated
    and versioned changes, but well...
---
 .idea/runConfigurations/taler_android__check_.xml   | 21 +++++++++++++++++++++
 anastasis-ui/src/main/res/layout/fragment_intro.xml |  4 ++--
 build.gradle                                        |  2 ++
 cashier/build.gradle                                |  8 ++++----
 merchant-terminal/build.gradle                      |  6 +++---
 wallet/build.gradle                                 |  8 ++++----
 .../net/taler/wallet/backend/WalletBackendApi.kt    | 15 +++++++++++----
 .../taler/wallet/payment/PaymentResponsesTest.kt    |  1 -
 8 files changed, 47 insertions(+), 18 deletions(-)

diff --git a/.idea/runConfigurations/taler_android__check_.xml 
b/.idea/runConfigurations/taler_android__check_.xml
new file mode 100644
index 0000000..5d12227
--- /dev/null
+++ b/.idea/runConfigurations/taler_android__check_.xml
@@ -0,0 +1,21 @@
+<component name="ProjectRunConfigurationManager">
+  <configuration default="false" name="taler-android [check]" 
type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value="check" />
+        </list>
+      </option>
+      <option name="vmOptions" value="" />
+    </ExternalSystemSettings>
+    <GradleScriptDebugEnabled>true</GradleScriptDebugEnabled>
+    <method v="2" />
+  </configuration>
+</component>
\ No newline at end of file
diff --git a/anastasis-ui/src/main/res/layout/fragment_intro.xml 
b/anastasis-ui/src/main/res/layout/fragment_intro.xml
index 262287b..32b5b33 100644
--- a/anastasis-ui/src/main/res/layout/fragment_intro.xml
+++ b/anastasis-ui/src/main/res/layout/fragment_intro.xml
@@ -24,7 +24,6 @@
         android:layout_width="0dp"
         android:layout_height="0dp"
         android:layout_margin="16dp"
-        android:tint="@color/green"
         app:layout_constraintBottom_toTopOf="@+id/textView"
         app:layout_constraintDimensionRatio="1:1"
         app:layout_constraintEnd_toEndOf="parent"
@@ -33,7 +32,8 @@
         app:layout_constraintTop_toTopOf="parent"
         app:layout_constraintVertical_bias="1.0"
         app:layout_constraintVertical_chainStyle="spread"
-        app:srcCompat="@drawable/ic_baseline_cloud_circle" />
+        app:srcCompat="@drawable/ic_baseline_cloud_circle"
+        app:tint="@color/green" />
 
     <TextView
         android:id="@+id/textView"
diff --git a/build.gradle b/build.gradle
index 7c9e378..2bd92ab 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,7 +2,9 @@ buildscript {
     ext.kotlin_version = '1.4.0'
     ext.ktor_version = "1.4.0"
     ext.nav_version = "2.3.0"
+    ext.material_version = "1.2.0"
     ext.lifecycle_version = "2.2.0"
+    ext.constraintlayout_version = "2.0.1"
     // check https://android-rebuilds.beuc.net/ for availability of free build 
tools
     ext.build_tools_version = "29.0.2"
     repositories {
diff --git a/cashier/build.gradle b/cashier/build.gradle
index 4defd7a..604a508 100644
--- a/cashier/build.gradle
+++ b/cashier/build.gradle
@@ -62,9 +62,9 @@ android {
 
 dependencies {
     implementation project(":taler-kotlin-android")
-    implementation 'androidx.constraintlayout:constraintlayout:2.0.0'
+    implementation 
"androidx.constraintlayout:constraintlayout:$constraintlayout_version"
     implementation 'androidx.security:security-crypto:1.0.0-rc03'
-    implementation 'com.google.android.material:material:1.2.0'
+    implementation "com.google.android.material:material:$material_version"
 
     implementation "androidx.navigation:navigation-fragment-ktx:$nav_version"
     implementation "androidx.navigation:navigation-ui-ktx:$nav_version"
@@ -75,6 +75,6 @@ dependencies {
 
     testImplementation 'junit:junit:4.13'
 
-    androidTestImplementation 'androidx.test.ext:junit:1.1.1'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.2'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
 }
diff --git a/merchant-terminal/build.gradle b/merchant-terminal/build.gradle
index 1bdc138..8c94fa1 100644
--- a/merchant-terminal/build.gradle
+++ b/merchant-terminal/build.gradle
@@ -59,8 +59,8 @@ android {
 dependencies {
     implementation project(":merchant-lib")
 
-    implementation 'com.google.android.material:material:1.1.0'
-    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+    implementation "com.google.android.material:material:$material_version"
+    implementation 
"androidx.constraintlayout:constraintlayout:$constraintlayout_version"
     implementation "androidx.recyclerview:recyclerview:1.1.0"
     implementation "androidx.recyclerview:recyclerview-selection:1.1.0-rc01"
 
@@ -70,6 +70,6 @@ dependencies {
 
     implementation "androidx.swiperefreshlayout:swiperefreshlayout:1.1.0"
 
-    testImplementation 'androidx.test.ext:junit:1.1.1'
+    testImplementation 'androidx.test.ext:junit:1.1.2'
     testImplementation 'org.robolectric:robolectric:4.3.1'
 }
diff --git a/wallet/build.gradle b/wallet/build.gradle
index 70b9648..5d02bca 100644
--- a/wallet/build.gradle
+++ b/wallet/build.gradle
@@ -105,8 +105,8 @@ dependencies {
     implementation "org.jetbrains.kotlin:kotlin-reflect:$kotlin_version"
 
     implementation 'androidx.preference:preference:1.1.1'
-    implementation 'com.google.android.material:material:1.2.0'
-    implementation 'androidx.constraintlayout:constraintlayout:2.0.0'
+    implementation "com.google.android.material:material:$material_version"
+    implementation 
"androidx.constraintlayout:constraintlayout:$constraintlayout_version"
 
     // Lists and Selection
     implementation "androidx.recyclerview:recyclerview:1.1.0"
@@ -133,8 +133,8 @@ dependencies {
 
     testImplementation 'junit:junit:4.13'
     testImplementation 'org.json:json:20200518'
-    androidTestImplementation 'androidx.test:runner:1.2.0'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+    androidTestImplementation 'androidx.test:runner:1.3.0'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
 }
 
 def walletLibraryDir = "src/main/assets"
diff --git a/wallet/src/main/java/net/taler/wallet/backend/WalletBackendApi.kt 
b/wallet/src/main/java/net/taler/wallet/backend/WalletBackendApi.kt
index c6261bf..a72df9c 100644
--- a/wallet/src/main/java/net/taler/wallet/backend/WalletBackendApi.kt
+++ b/wallet/src/main/java/net/taler/wallet/backend/WalletBackendApi.kt
@@ -158,12 +158,19 @@ class WalletBackendApi(
             }
             sendRequest(operation, args?.invoke(JSONObject())) { isError, 
message ->
                 val response = if (isError) {
-                    val error = 
json.decodeFromString(WalletErrorInfo.serializer(), message.toString())
+                    val error =
+                        json.decodeFromString(WalletErrorInfo.serializer(), 
message.toString())
                     WalletResponse.Error(error)
                 } else {
-                    @Suppress("UNCHECKED_CAST") // if serializer is null, T 
must be Unit
-                    val t: T = serializer?.let { 
json.decodeFromString(serializer, message.toString()) } ?: Unit as T
-                    WalletResponse.Success(t)
+                    try {
+                        val t: T = serializer?.let {
+                            json.decodeFromString(serializer, 
message.toString())
+                        } ?: Unit as T
+                        WalletResponse.Success(t)
+                    } catch (e: Exception) {
+                        val info = WalletErrorInfo(0, "", e.toString(), null)
+                        WalletResponse.Error(info)
+                    }
                 }
                 cont.resume(response)
             }
diff --git 
a/wallet/src/test/java/net/taler/wallet/payment/PaymentResponsesTest.kt 
b/wallet/src/test/java/net/taler/wallet/payment/PaymentResponsesTest.kt
index 15702c6..fbdc07d 100644
--- a/wallet/src/test/java/net/taler/wallet/payment/PaymentResponsesTest.kt
+++ b/wallet/src/test/java/net/taler/wallet/payment/PaymentResponsesTest.kt
@@ -57,7 +57,6 @@ class PaymentResponsesTest {
             "max_wire_fee": "CHF:0.1",
             "max_fee": "CHF:0.1",
             "wire_fee_amortization": 10,
-            "merchant_base_url": 
"https:\/\/backend.chf.taler.net\/instances\/department\/",
             "merchant": {
               "name": "BFH Department Technik und Informatik",
               "instance": "department"

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