Threading/Executable module #1
@ -1,3 +1,8 @@
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use std::error::Error;
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use std::thread;
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use std::thread::JoinHandle;
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use std::time::Duration;
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pub enum OpResult {
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Ok,
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}
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@ -15,3 +20,45 @@ pub trait Executable: Send {
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fn task_name(&self) -> &'static str;
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fn periodic_op(&mut self, op_code: i32) -> Result<OpResult, Self::Error>;
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}
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pub fn executable_scheduler<
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T: Executable<Error = E> + Send + 'static + ?Sized,
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E: Error + Send + 'static,
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>(
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mut executable_vec: Vec<Box<T>>,
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task_freq: Option<Duration>,
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op_code: i32,
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) -> JoinHandle<Result<OpResult, E>> {
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let mut cycle_counts = vec![0; executable_vec.len()];
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let mut removal_flags = vec![false; executable_vec.len()];
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thread::spawn(move || loop {
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for (idx, executable) in executable_vec.iter_mut().enumerate() {
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match executable.exec_type() {
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ExecutionType::OneShot => {
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executable.periodic_op(op_code)?;
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removal_flags[idx] = true;
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}
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ExecutionType::Infinite => {
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executable.periodic_op(op_code)?;
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}
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ExecutionType::Cycles(cycles) => {
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executable.periodic_op(op_code)?;
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cycle_counts[idx] += 1;
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if cycle_counts[idx] == cycles {
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removal_flags[idx] = true;
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}
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}
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}
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}
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let mut removal_iter = removal_flags.iter();
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executable_vec.retain(|_| !*removal_iter.next().unwrap());
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removal_iter = removal_flags.iter();
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cycle_counts.retain(|_| !*removal_iter.next().unwrap());
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removal_flags.retain(|&i| !i);
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if executable_vec.is_empty() {
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return Ok(OpResult::Ok);
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}
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let freq = task_freq.unwrap_or_else(|| panic!("No task frequency specified"));
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thread::sleep(freq);
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})
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}
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45
src/main.rs
45
src/main.rs
@ -1,8 +1,7 @@
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use launchpad::core::executable::{Executable, ExecutionType, OpResult};
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use launchpad::core::executable::{executable_scheduler, Executable, ExecutionType, OpResult};
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use std::error::Error;
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use std::fmt;
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use std::thread;
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use std::thread::JoinHandle;
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use std::time::Duration;
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struct OneShotTask {}
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@ -135,45 +134,3 @@ fn main() {
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thread::sleep(Duration::from_millis(1000));
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test1();
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}
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fn executable_scheduler<
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T: Executable<Error = E> + Send + 'static + ?Sized,
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E: Error + Send + 'static,
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>(
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mut executable_vec: Vec<Box<T>>,
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task_freq: Option<Duration>,
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op_code: i32,
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) -> JoinHandle<Result<OpResult, E>> {
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let mut cycle_counts = vec![0; executable_vec.len()];
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let mut removal_flags = vec![false; executable_vec.len()];
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thread::spawn(move || loop {
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for (idx, executable) in executable_vec.iter_mut().enumerate() {
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match executable.exec_type() {
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ExecutionType::OneShot => {
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executable.periodic_op(op_code)?;
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removal_flags[idx] = true;
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}
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ExecutionType::Infinite => {
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executable.periodic_op(op_code)?;
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}
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ExecutionType::Cycles(cycles) => {
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executable.periodic_op(op_code)?;
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cycle_counts[idx] += 1;
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if cycle_counts[idx] == cycles {
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removal_flags[idx] = true;
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}
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}
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}
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}
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let mut removal_iter = removal_flags.iter();
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executable_vec.retain(|_| !*removal_iter.next().unwrap());
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removal_iter = removal_flags.iter();
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cycle_counts.retain(|_| !*removal_iter.next().unwrap());
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removal_flags.retain(|&i| !i);
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if executable_vec.is_empty() {
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return Ok(OpResult::Ok);
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}
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let freq = task_freq.unwrap_or_else(|| panic!("No task frequency specified"));
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thread::sleep(freq);
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})
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}
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|
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