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add a network response error checker to networkBoundResource.java #21

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add a network response error checker to networkBoundResource.java #21

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14 changes: 13 additions & 1 deletion app/src/main/java/iammert/com/androidarchitecture/data/NetworkBoundResource.java
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Original file line number Diff line number Diff line change
Expand Up @@ -50,7 +50,19 @@ private void fetchFromNetwork(final LiveData<ResultType> dbSource) {
@Override
public void onResponse(Call<RequestType> call, Response<RequestType> response) {
result.removeSource(dbSource);
saveResultAndReInit(response.body());
if(response.isSuccessful()) {
saveResultAndReInit(response.body());
return;
}
result.addSource(dbSource, newData->{
try {
result.setValue(Resource.error(response.errorBody().string(), newData));
} catch (IOException e) {

// reload from disk whatever we had
result.setValue(Resource.success(newData));
}
});
}

@Override
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