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Add error logging

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This commit is contained in:
Nipuna Marcus 2019-11-16 14:27:19 +05:30
parent 7e0752956b
commit 11d792f220
1 changed files with 15 additions and 10 deletions
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25
src/recommendationservice_ballerina/src/recommendationservice/RecommendationService_sample_service.bal
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@ -16,20 +16,22 @@ service RecommendationService on new grpc:Listener(8080) {
// Fetch list of products from product catalog stub // Fetch list of products from product catalog stub
var products = catalogClient->ListProducts(req); var products = catalogClient->ListProducts(req);
if (products is grpc:Error) { if (products is grpc:Error) {
log:printError("Error when retrieving products: " + products.reason() + " - " log:printError("Error when retrieving products", products);
+ <string>products.detail()["message"]);
// Return a fixed set of recommendations on error. // Return a fixed set of recommendations on error.
ListRecommendationsRequest response = { ListRecommendationsRequest response = {
user_id: value.user_id, user_id: value.user_id,
product_ids: ["9SIQT8TOJO", "6E92ZMYYFZ", "LS4PSXUNUM"] product_ids: ["9SIQT8TOJO", "6E92ZMYYFZ", "LS4PSXUNUM"]
}; };
var e = caller->send(response); var e = caller->send(response);
e = caller->complete();
if (e is error) { if (e is error) {
log:printError("Error when sending recommendations: " + e.reason() + " - " log:printError("Error when sending recommendations", e);
+ <string>e.detail()["message"]); }
e = caller->complete();
if (e is error) {
log:printError("Error when sending recommendations", e);
} }
} else { } else {
// Get the ListProductResponse from the union typed value. // Get the ListProductResponse from the union typed value.
@ -61,12 +63,15 @@ service RecommendationService on new grpc:Listener(8080) {
user_id: value.user_id, user_id: value.user_id,
product_ids: filteredProducts.reverse() product_ids: filteredProducts.reverse()
}; };
var e = caller->send(response);
e = caller->complete();
var e = caller->send(response);
if (e is error) { if (e is error) {
log:printError("Error when sending recommendations: " + e.reason() + " - " log:printError("Error when sending recommendations", e);
+ <string>e.detail()["message"]); }
e = caller->complete();
if (e is error) {
log:printError("Error when sending recommendations", e);
} }
} }
} }