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feat(java): glue for workspace events

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This commit is contained in:
zaaarf 2024-08-09 14:11:13 +02:00
parent 264dd319d3
commit 53503ae117
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GPG key ID: 102E445F4C3F829B
3 changed files with 91 additions and 18 deletions
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39
dist/java/src/mp/code/Workspace.java vendored
View file

@ -62,11 +62,16 @@ public class Workspace {
return list_buffer_users(this.ptr, path);
}
private static native void delete_buffer(long self, String path) throws CodeMPException;
private static native void delete_buffer(long self, String path) throws CodeMPException;
public void deleteBuffer(String path) throws CodeMPException {
delete_buffer(this.ptr, path);
}
private static native Event event(long self) throws CodeMPException;
public Event event() throws CodeMPException {
return event(this.ptr);
}
private static native BufferController select_buffer(long self, long timeout) throws CodeMPException;
public Optional<BufferController> selectBuffer(long timeout) throws CodeMPException {
return Optional.ofNullable(select_buffer(this.ptr, timeout));
@ -78,4 +83,36 @@ public class Workspace {
protected void finalize() {
free(this.ptr);
}
public static class Event {
private final Type type;
private final String argument;
Event(Type type, String argument) {
this.type = type;
this.argument = argument;
}
public Optional<String> getUserJoined() {
if(this.type == Type.USER_JOIN) {
return Optional.of(this.argument);
} else return Optional.empty();
}
public Optional<String> getUserLeft() {
if(this.type == Type.USER_LEAVE) {
return Optional.of(this.argument);
} else return Optional.empty();
}
public boolean hasFileTreeUpdated() {
return type == Type.FILE_TREE_UPDATED;
}
private enum Type {
USER_JOIN,
USER_LEAVE,
FILE_TREE_UPDATED
}
}
}

6
src/ffi/java/client.rs
View file

@ -32,7 +32,7 @@ pub extern "system" fn Java_mp_code_Client_join_1workspace<'local>(
self_ptr: jlong,
input: JString<'local>
) -> jobject {
let client = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Client)) };
let client = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Client)) };
let workspace_id = unsafe { env.get_string_unchecked(&input).expect("Couldn't get java string!") };
RT.block_on(client.join_workspace(workspace_id.to_str().expect("Not UTF-8")))
.map(|workspace| spawn_updater(workspace.clone()))
@ -65,7 +65,7 @@ pub extern "system" fn Java_mp_code_Client_leave_1workspace<'local>(
self_ptr: jlong,
input: JString<'local>
) -> jboolean {
let client = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Client)) };
let client = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Client)) };
let workspace_id = unsafe { env.get_string_unchecked(&input).expect("Couldn't get java string!") };
client.leave_workspace(workspace_id.to_str().expect("Not UTF-8")) as jboolean
}
@ -77,7 +77,7 @@ pub extern "system" fn Java_mp_code_Client_get_1workspace<'local>(
self_ptr: jlong,
input: JString<'local>
) -> jobject {
let client = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Client)) };
let client = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Client)) };
let workspace_id = unsafe { env.get_string_unchecked(&input).expect("Couldn't get java string!") };
client.get_workspace(workspace_id.to_str().expect("Not UTF-8"))
.map(|workspace| Box::into_raw(Box::new(workspace)) as jlong)

64
src/ffi/java/workspace.rs
View file

@ -10,7 +10,7 @@ pub extern "system" fn Java_mp_code_Workspace_get_1workspace_1id<'local>(
_class: JClass<'local>,
self_ptr: jlong
) -> jstring {
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
env.new_string(workspace.id())
.expect("Failed to convert to Java String!")
.as_raw()
@ -23,7 +23,7 @@ pub extern "system" fn Java_mp_code_Workspace_get_1cursor<'local>(
_class: JClass<'local>,
self_ptr: jlong
) -> jobject {
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let class = env.find_class("mp/code/CursorController").expect("Failed to find class");
env.new_object(class, "(J)V", &[JValueGen::Long(Box::into_raw(Box::new(workspace.cursor())) as jlong)])
.expect("Failed to initialise object")
@ -38,7 +38,7 @@ pub extern "system" fn Java_mp_code_Workspace_get_1buffer<'local>(
self_ptr: jlong,
input: JString<'local>
) -> jobject {
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let path = unsafe { env.get_string_unchecked(&input).expect("Couldn't get java string!") };
if let Some(buf) = workspace.buffer_by_name(path.to_str().expect("Not UTF-8!")) {
let class = env.find_class("mp/code/BufferController").expect("Failed to find class");
@ -70,7 +70,7 @@ pub extern "system" fn Java_mp_code_Workspace_get_1file_1tree(
_class: JClass,
self_ptr: jlong,
) -> jobjectArray {
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let file_tree = workspace.filetree();
let class = env.find_class("java/lang/String").expect("Failed to find class!");
let arr = env.new_object_array(file_tree.len() as i32, class, JObject::null())
@ -92,7 +92,7 @@ pub extern "system" fn Java_mp_code_Workspace_attach_1to_1buffer<'local>(
self_ptr: jlong,
input: JString<'local>
) -> jobject {
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let path = unsafe { env.get_string_unchecked(&input).expect("Couldn't get java string!") };
RT.block_on(workspace.attach(path.to_str().expect("Not UTF-8!")))
.map(|buffer| Box::into_raw(Box::new(buffer)) as jlong)
@ -110,12 +110,12 @@ pub extern "system" fn Java_mp_code_Workspace_detach_1from_1buffer<'local>(
self_ptr: jlong,
input: JString<'local>
) -> jobject {
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let path = unsafe { env.get_string_unchecked(&input).expect("Couldn't get java string!") };
let name = match workspace.detach(path.to_str().expect("Not UTF-8")) {
crate::workspace::DetachResult::NotAttached => "NOT_ATTACHED",
crate::workspace::DetachResult::Detaching => "DETACHED",
crate::workspace::DetachResult::AlreadyDetached => "ALREADY_DETACHED"
crate::workspace::worker::DetachResult::NotAttached => "NOT_ATTACHED",
crate::workspace::worker::DetachResult::Detaching => "DETACHED",
crate::workspace::worker::DetachResult::AlreadyDetached => "ALREADY_DETACHED"
};
let class = env.find_class("mp/code/data/DetachResult").expect("Failed to find class!");
@ -133,7 +133,7 @@ pub extern "system" fn Java_mp_code_Workspace_fetch_1buffers(
_class: JClass,
self_ptr: jlong,
) {
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
RT.block_on(workspace.fetch_buffers()).jexcept(&mut env);
}
@ -144,7 +144,7 @@ pub extern "system" fn Java_mp_code_Workspace_fetch_1users(
_class: JClass,
self_ptr: jlong,
) {
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
RT.block_on(workspace.fetch_users()).jexcept(&mut env);
}
@ -156,7 +156,7 @@ pub extern "system" fn Java_mp_code_Workspace_list_1buffer_1users<'local>(
self_ptr: jlong,
input: JString<'local>,
) -> jobjectArray {
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let buffer = unsafe { env.get_string_unchecked(&input).expect("Couldn't get java string!") };
let users = RT.block_on(workspace.list_buffer_users(buffer.to_str().expect("Not UTF-8!")))
.jexcept(&mut env);
@ -183,10 +183,46 @@ pub extern "system" fn Java_mp_code_Workspace_delete_1buffer<'local>(
input: JString<'local>,
) {
let buffer = unsafe { env.get_string_unchecked(&input).expect("Couldn't get java string!") };
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
RT.block_on(workspace.delete(buffer.to_str().expect("Not UTF-8!"))).jexcept(&mut env);
}
/// Receives a workspace event if present.
#[no_mangle]
pub extern "system" fn Java_mp_code_Workspace_event(
mut env: JNIEnv,
_class: JClass,
self_ptr: jlong
) -> jobject {
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
RT.block_on(workspace.event())
.map(|event| {
let type_class = env.find_class("mp/code/Workspace$Event$Type").expect("Failed to find class!");
let (name, arg) = match event {
crate::api::Event::FileTreeUpdated => ("FILE_TREE_UPDATED", None),
crate::api::Event::UserJoin(arg) => ("USER_JOIN", Some(arg)),
crate::api::Event::UserLeave(arg) => ("USER_LEAVE", Some(arg)),
};
let event_type = env.get_static_field(type_class, name, "Lmp/code/Workspace/Event/Type;")
.expect("Failed to get field!")
.l()
.expect("Field was not of expected type!");
let arg = arg.map(|s| env.new_string(s).expect("Failed to create String!"))
.unwrap_or_default();
let event_class = env.find_class("mp/code/Workspace$Event").expect("Failed to find class!");
env.new_object(
event_class,
"(Lmp/code/Workspace/Event/Type;Ljava/lang/String;)V",
&[
JValueGen::Object(&event_type),
JValueGen::Object(&arg)
]
).expect("Failed to create object!")
}).jexcept(&mut env).as_raw()
}
/// Polls a list of buffers, returning the first ready one.
#[no_mangle]
pub extern "system" fn Java_mp_code_Workspace_select_1buffer(
@ -195,7 +231,7 @@ pub extern "system" fn Java_mp_code_Workspace_select_1buffer(
self_ptr: jlong,
timeout: jlong
) -> jobject {
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let workspace = unsafe { Box::leak(Box::from_raw(self_ptr as *mut Workspace)) };
let buffers = workspace.buffer_list();
let mut controllers = Vec::default();
for buffer in buffers {