better implementation/refactoring

Author: DanielePalaia

src/environment.rs

@@ -57,7 +57,6 @@ impl Environment {
     ) -> SuperStreamProducerBuilder<NoDedup> {
         SuperStreamProducerBuilder {
             environment: self.clone(),
-            name: None,
             data: PhantomData,
             filter_value_extractor: None,
             routing_strategy: routing_strategy,

src/superstream.rs

@@ -22,11 +22,11 @@ pub struct DefaultSuperStreamMetadata {
 impl DefaultSuperStreamMetadata {
     pub async fn partitions(&mut self) -> Vec<String> {
         if self.partitions.len() == 0 {
+            println!("partition len is 0");
             let response = self.client.partitions(self.super_stream.clone()).await;
 
             self.partitions = response.unwrap().streams;
         }
-
         return self.partitions.clone();
     }
     pub async fn routes(&mut self, routing_key: String) -> Vec<String> {
@@ -73,14 +73,15 @@ impl HashRoutingMurmurStrategy {
         message: Message,
         metadata: &mut DefaultSuperStreamMetadata,
     ) -> Vec<String> {
+        println!("im in routes");
         let mut streams: Vec<String> = Vec::new();
 
-        let key = (self.routing_extractor)(message);
+        let key = (self.routing_extractor)(message.clone());
         let hash_result = murmur3_32(&mut Cursor::new(key), 104729);
 
         let number_of_partitions = metadata.partitions().await.len();
         let route = hash_result.unwrap() % number_of_partitions as u32;
-        let partitions: Vec<String> = metadata.partitions().await;
+        let partitions = metadata.partitions().await;
         let stream = partitions.into_iter().nth(route as usize).unwrap();
         streams.push(stream);
 

src/superstream_producer.rs

@@ -1,3 +1,4 @@
+use crate::error::ProducerCloseError;
 use crate::{
     client::Client,
     environment::Environment,
@@ -17,13 +18,13 @@ type FilterValueExtractor = Arc<dyn Fn(&Message) -> String + 'static + Send + Sy
 pub struct SuperStreamProducer<T>(
     Arc<SuperStreamProducerInternal>,
     HashMap<String, Producer<T>>,
+    DefaultSuperStreamMetadata,
     PhantomData<T>,
 );
 
 /// Builder for [`SuperStreamProducer`]
 pub struct SuperStreamProducerBuilder<T> {
     pub(crate) environment: Environment,
-    pub(crate) name: Option<String>,
     pub filter_value_extractor: Option<FilterValueExtractor>,
     pub routing_strategy: RoutingStrategy,
     pub(crate) data: PhantomData<T>,
@@ -32,10 +33,8 @@ pub struct SuperStreamProducerBuilder<T> {
 pub struct SuperStreamProducerInternal {
     pub(crate) environment: Environment,
     client: Client,
-    super_stream: String,
-    publish_version: u16,
     filter_value_extractor: Option<FilterValueExtractor>,
-    super_stream_metadata: DefaultSuperStreamMetadata,
+    //super_stream_metadata: DefaultSuperStreamMetadata,
     routing_strategy: RoutingStrategy,
 }
 
@@ -54,14 +53,10 @@ impl SuperStreamProducer<NoDedup> {
     {
         let routes = match self.0.routing_strategy.clone() {
             RoutingStrategy::HashRoutingStrategy(routing_strategy) => {
-                routing_strategy
-                    .routes(message.clone(), &mut self.0.super_stream_metadata.clone())
-                    .await
+                routing_strategy.routes(message.clone(), &mut self.2).await
             }
             RoutingStrategy::RoutingKeyStrategy(routing_strategy) => {
-                routing_strategy
-                    .routes(message.clone(), &mut self.0.super_stream_metadata.clone())
-                    .await
+                routing_strategy.routes(message.clone(), &mut self.2).await
             }
         };
 
@@ -78,11 +73,34 @@ impl SuperStreamProducer<NoDedup> {
             let result = producer.send(message.clone(), cb.clone()).await;
             match result {
                 Ok(()) => println!("Message correctly sent"),
-                Err(e) => println!("Error {}", e),
+                Err(e) => return Err(e),
             }
         }
         Ok(())
     }
+
+    pub async fn close(self) -> Result<(), ProducerCloseError> {
+        self.0.client.close().await?;
+
+        let mut err: Option<ProducerCloseError> = None;
+        let mut is_error = false;
+        for (_, producer) in self.1.into_iter() {
+            let close = producer.close().await;
+            match close {
+                Err(e) => {
+                    is_error = true;
+                    err = Some(e);
+                }
+                _ => (),
+            }
+        }
+
+        if is_error == false {
+            return Ok(());
+        } else {
+            return Err(err.unwrap());
+        }
+    }
 }
 
 impl<T> SuperStreamProducerBuilder<T> {
@@ -95,36 +113,29 @@ impl<T> SuperStreamProducerBuilder<T> {
         // to the leader anyway - it is the only one capable of writing.
         let client = self.environment.create_client().await?;
 
-        let mut publish_version = 1;
-
-        if self.filter_value_extractor.is_some() {
-            if client.filtering_supported() {
-                publish_version = 2
-            } else {
-                return Err(ProducerCreateError::FilteringNotSupport);
-            }
-        }
-
         let producers = HashMap::new();
 
+        let super_stream_metadata = DefaultSuperStreamMetadata {
+            super_stream: super_stream.to_string(),
+            client: self.environment.create_client().await?,
+            partitions: Vec::new(),
+            routes: Vec::new(),
+        };
+
         let super_stream_producer = SuperStreamProducerInternal {
             environment: self.environment.clone(),
-            super_stream: super_stream.to_string(),
             client,
-            publish_version,
             filter_value_extractor: self.filter_value_extractor,
             routing_strategy: self.routing_strategy,
-            super_stream_metadata: DefaultSuperStreamMetadata {
-                super_stream: super_stream.to_string(),
-                client: self.environment.create_client().await?,
-                partitions: Vec::new(),
-                routes: Vec::new(),
-            },
         };
 
         let internal_producer = Arc::new(super_stream_producer);
-        let super_stream_producer =
-            SuperStreamProducer(internal_producer.clone(), producers, PhantomData);
+        let super_stream_producer = SuperStreamProducer(
+            internal_producer.clone(),
+            producers,
+            super_stream_metadata,
+            PhantomData,
+        );
 
         Ok(super_stream_producer)
     }

tests/integration/common.rs

@@ -2,6 +2,7 @@ use std::collections::HashMap;
 
 use fake::{Fake, Faker};
 use rabbitmq_stream_client::{Client, ClientOptions, Environment};
+use rabbitmq_stream_protocol::commands::generic::GenericResponse;
 use rabbitmq_stream_protocol::ResponseCode;
 
 pub struct TestClient {
@@ -38,26 +39,7 @@ impl TestClient {
         let super_stream: String = Faker.fake();
         let client = Client::connect(ClientOptions::default()).await.unwrap();
 
-        let partitions: Vec<String> = [
-            super_stream.to_string() + "-0",
-            super_stream.to_string() + "-1",
-            super_stream.to_string() + "-2",
-        ]
-        .iter()
-        .map(|x| x.into())
-        .collect();
-
-        let binding_keys: Vec<String> = ["0", "1", "2"].iter().map(|&x| x.into()).collect();
-
-        let response = client
-            .create_super_stream(
-                &super_stream,
-                partitions.clone(),
-                binding_keys,
-                HashMap::new(),
-            )
-            .await
-            .unwrap();
+        let (response, partitions) = create_generic_super_stream(&super_stream, &client).await;
 
         assert_eq!(&ResponseCode::Ok, response.code());
         TestClient {
@@ -109,26 +91,7 @@ impl TestEnvironment {
         let client = Client::connect(ClientOptions::default()).await.unwrap();
         let env = Environment::builder().build().await.unwrap();
 
-        let partitions: Vec<String> = [
-            super_stream.to_string() + "-0",
-            super_stream.to_string() + "-1",
-            super_stream.to_string() + "-2",
-        ]
-        .iter()
-        .map(|x| x.into())
-        .collect();
-
-        let binding_keys: Vec<String> = ["0", "1", "2"].iter().map(|&x| x.into()).collect();
-
-        let response = client
-            .create_super_stream(
-                &super_stream,
-                partitions.clone(),
-                binding_keys,
-                HashMap::new(),
-            )
-            .await
-            .unwrap();
+        let (response, partitions) = create_generic_super_stream(&super_stream, &client).await;
 
         assert_eq!(&ResponseCode::Ok, response.code());
         TestEnvironment {
@@ -160,3 +123,31 @@ impl Drop for TestEnvironment {
         }
     }
 }
+
+pub async fn create_generic_super_stream(
+    super_stream: &String,
+    client: &Client,
+) -> (GenericResponse, Vec<String>) {
+    let partitions: Vec<String> = [
+        super_stream.to_string() + "-0",
+        super_stream.to_string() + "-1",
+        super_stream.to_string() + "-2",
+    ]
+    .iter()
+    .map(|x| x.into())
+    .collect();
+
+    let binding_keys: Vec<String> = ["0", "1", "2"].iter().map(|&x| x.into()).collect();
+
+    let response = client
+        .create_super_stream(
+            &super_stream,
+            partitions.clone(),
+            binding_keys,
+            HashMap::new(),
+        )
+        .await
+        .unwrap();
+
+    return (response, partitions);
+}

tests/integration/producer_test.rs

@@ -9,12 +9,9 @@ use rabbitmq_stream_client::types::{
 };
 
 use crate::common::TestEnvironment;
-use rabbitmq_stream_protocol::message::Value;
-use rabbitmq_stream_protocol::utils::TupleMapperSecond;
 use std::sync::atomic::{AtomicU32, Ordering};
 use std::sync::Arc;
 use tokio::sync::Notify;
-use tokio::time::{sleep, Duration};
 
 #[tokio::test(flavor = "multi_thread")]
 async fn producer_send_no_name_ok() {
@@ -400,7 +397,6 @@ fn routing_key_strategy_value_extractor(message: Message) -> String {
 
 fn hash_strategy_value_extractor(message: Message) -> String {
     let s = String::from_utf8(Vec::from(message.data().unwrap())).expect("Found invalid UTF-8");
-
     return s;
 }
 
@@ -441,6 +437,7 @@ async fn key_super_steam_producer_test() {
     }
 
     notify_on_send.notified().await;
+    _ = super_stream_producer.close();
 }
 
 #[tokio::test(flavor = "multi_thread")]
@@ -462,6 +459,7 @@ async fn hash_super_steam_producer_test() {
         .unwrap();
 
     for i in 0..message_count {
+        println!("sending message {}", i);
         let counter = confirmed_messages.clone();
         let notifier = notify_on_send.clone();
         let msg = Message::builder().body(format!("message{}", i)).build();
@@ -480,6 +478,7 @@ async fn hash_super_steam_producer_test() {
     }
 
     notify_on_send.notified().await;
+    _ = super_stream_producer.close();
 }
 
 #[tokio::test(flavor = "multi_thread")]