mirror of
https://github.com/TeamPiped/reqwest4j.git
synced 2024-08-14 23:54:39 +00:00
Refactor to send request and response without channels.
This commit is contained in:
Kavin
parent
bfd4ac68e6
commit
5408d34a22
1 changed files with 86 additions and 115 deletions
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@ -7,7 +7,6 @@ use jni::sys::jobject;
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use jni::JNIEnv;
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use reqwest::{Client, Method, Url};
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use tokio::runtime::Runtime;
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use tokio::sync::mpsc;
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static RUNTIME: OnceLock<Runtime> = OnceLock::new();
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static CLIENT: OnceLock<Client> = OnceLock::new();
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@ -131,126 +130,98 @@ pub extern "system" fn Java_rocks_kavin_reqwest4j_ReqwestUtils_fetch(
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let runtime = RUNTIME.get().unwrap();
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// Create a channel for communication between tasks
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let (tx, mut rx) = mpsc::channel(1);
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let (err_tx, mut err_rx) = mpsc::channel(1);
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runtime.spawn(async move {
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// send request
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let response = request.send().await;
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match response {
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Ok(response) => {
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// Send response to the processing task
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tx.send(response).await.unwrap();
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}
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Err(error) => {
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// Send error to the error handling task
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err_tx.send(error).await.unwrap();
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}
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}
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});
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// send request in a async task
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{
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let jvm = Arc::clone(&jvm);
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let future = Arc::clone(&future);
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runtime.spawn(async move {
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// Receive the response from the first task
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let response = rx.recv().await;
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// send request
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let response = request.send().await;
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if response.is_none() {
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return;
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match response {
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Ok(response) => {
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// get response
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let status = response.status().as_u16() as i32;
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let final_url = response.url().to_string();
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let response_headers = response.headers().clone();
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let body = response.bytes().await.unwrap_or_default().to_vec();
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// send response in a blocking task
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runtime.spawn_blocking(move || {
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let mut env = jvm.attach_current_thread().unwrap();
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let final_url = env.new_string(final_url).unwrap();
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let body = env.byte_array_from_slice(&body).unwrap();
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let headers = env.new_object("java/util/HashMap", "()V", &[]).unwrap();
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let headers: JMap = JMap::from_env(&mut env, &headers).unwrap();
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response_headers.iter().for_each(|(key, value)| {
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let key = env.new_string(key.as_str()).unwrap();
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let value = env.new_string(value.to_str().unwrap()).unwrap();
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headers
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.put(&mut env, &JObject::from(key), &JObject::from(value))
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.unwrap();
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});
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// return response to CompletableFuture
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let response = env
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.new_object(
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"rocks/kavin/reqwest4j/Response",
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"(ILjava/util/Map;[BLjava/lang/String;)V",
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&[
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status.into(),
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(&headers).into(),
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(&body).into(),
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(&final_url).into(),
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],
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)
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.unwrap();
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let future = future.as_obj();
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env.call_method(
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future,
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"complete",
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"(Ljava/lang/Object;)Z",
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&[(&response).into()],
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)
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.unwrap();
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});
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}
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Err(error) => {
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// send error in a blocking task
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runtime.spawn_blocking(move || {
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let mut env = jvm.attach_current_thread().unwrap();
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let error = error.to_string();
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let error = env.new_string(error).unwrap();
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// create Exception
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let exception = env
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.new_object(
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"java/lang/Exception",
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"(Ljava/lang/String;)V",
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&[(&error).into()],
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)
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.unwrap();
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let future = future.as_obj();
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// pass error to CompletableFuture
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env.call_method(
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future,
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"completeExceptionally",
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"(Ljava/lang/Throwable;)Z",
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&[(&exception).into()],
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)
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.unwrap();
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});
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}
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}
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let response = response.unwrap();
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// get response
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let status = response.status().as_u16() as i32;
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let final_url = response.url().to_string();
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let response_headers = response.headers().clone();
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let body = response.bytes().await.unwrap_or_default().to_vec();
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let mut env = jvm.attach_current_thread().unwrap();
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let final_url = env.new_string(final_url).unwrap();
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let body = env.byte_array_from_slice(&body).unwrap();
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let headers = env.new_object("java/util/HashMap", "()V", &[]).unwrap();
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let headers: JMap = JMap::from_env(&mut env, &headers).unwrap();
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response_headers.iter().for_each(|(key, value)| {
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let key = env.new_string(key.as_str()).unwrap();
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let value = env.new_string(value.to_str().unwrap()).unwrap();
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headers
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.put(&mut env, &JObject::from(key), &JObject::from(value))
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.unwrap();
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});
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// return response to CompletableFuture
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let response = env
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.new_object(
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"rocks/kavin/reqwest4j/Response",
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"(ILjava/util/Map;[BLjava/lang/String;)V",
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&[
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status.into(),
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(&headers).into(),
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(&body).into(),
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(&final_url).into(),
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],
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)
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.unwrap();
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let future = future.as_obj();
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env.call_method(
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future,
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"complete",
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"(Ljava/lang/Object;)Z",
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&[(&response).into()],
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)
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.unwrap();
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});
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}
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{
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let jvm = Arc::clone(&jvm);
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let future = Arc::clone(&future);
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runtime.spawn(async move {
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// Receive the error from the first task
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let error = err_rx.recv().await;
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if error.is_none() {
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return;
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}
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let error = error.unwrap();
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let mut env = jvm.attach_current_thread().unwrap();
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let error = error.to_string();
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let error = env.new_string(error).unwrap();
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// create Exception
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let exception = env
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.new_object(
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"java/lang/Exception",
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"(Ljava/lang/String;)V",
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&[(&error).into()],
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)
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.unwrap();
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let future = future.as_obj();
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// pass error to CompletableFuture
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env.call_method(
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future,
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"completeExceptionally",
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"(Ljava/lang/Throwable;)Z",
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&[(&exception).into()],
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)
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.unwrap();
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});
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}
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