Updated 'src/final_project/mutlithreaded.md'.

projects/hello/src/lib.rs

@@ -0,0 +1,45 @@
+use std::thread;
+
+pub struct ThreadPool {
+    workers: Vec<Worker>,
+}
+
+impl ThreadPool {
+    /// 创建一个新的 ThreadPool。
+    ///
+    /// 其中 size 为线程池中线程的数量。
+    ///
+    /// # Panics
+    ///
+    /// `new` 函数将在 size 为零时终止运行。
+    pub fn new(size: usize) -> ThreadPool {
+        assert! (size > 0);
+
+        let mut threads = Vec::with_capacity(size);
+
+        for _ in 0..size {
+            workers.push(Worker::new(id));
+        }
+
+        ThreadPool { workers }
+    }
+
+    pub fn execute<F>(&self, f: F)
+        where
+            F: FnOnce() + Send + 'static,
+    {
+    }
+}
+
+struct Worker {
+    id: usize,
+    thread: thread::JoinHandle<()>,
+}
+
+impl Worker {
+    fn new(id: usize) -> Worker {
+        let thread = thread::spawn(|| {});
+
+        Worker { id, thread }
+    }
+}

projects/hello/src/main.rs

@@ -6,6 +6,8 @@ use std::{
     time::Duration,
 };
 
+use hello::ThreadPool;
+
 fn main() {
     let listener = TcpListener::bind("127.0.0.1:7878").unwrap();
     let pool = ThreadPool::new(4);