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Code Issues Releases Wiki Activity

Clean up ApiWrapper a little

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We now wrap every Api with an ApiWrapper, rather than making it pretend
to be an ILuaApi.
This commit is contained in:
Jonathan Coates 2023-07-23 13:42:22 +01:00
parent 55510c42db
commit 43744b0e85
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GPG Key ID: B9E431FF07C98D06
2 changed files with 25 additions and 31 deletions
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38
projects/core/src/main/java/dan200/computercraft/core/computer/ApiWrapper.java
View File

@ -6,40 +6,34 @@ package dan200.computercraft.core.computer;
import dan200.computercraft.api.lua.ILuaAPI;
/**
* A wrapper for {@link ILuaAPI}s which cleans up after a {@link ComputerSystem} when the computer is shutdown.
*/
final class ApiWrapper implements ILuaAPI {
private final ILuaAPI delegate;
private final ComputerSystem system;
import javax.annotation.Nullable;
ApiWrapper(ILuaAPI delegate, ComputerSystem system) {
this.delegate = delegate;
/**
* A wrapper for {@link ILuaAPI}s which optionally manages the lifecycle of a {@link ComputerSystem}.
*/
final class ApiWrapper {
private final ILuaAPI api;
private final @Nullable ComputerSystem system;
ApiWrapper(ILuaAPI api, @Nullable ComputerSystem system) {
this.api = api;
this.system = system;
}
@Override
public String[] getNames() {
return delegate.getNames();
}
@Override
public void startup() {
delegate.startup();
api.startup();
}
@Override
public void update() {
delegate.update();
api.update();
}
@Override
public void shutdown() {
delegate.shutdown();
system.unmountAll();
api.shutdown();
if (system != null) system.unmountAll();
}
public ILuaAPI getDelegate() {
return delegate;
public ILuaAPI api() {
return api;
}
}

18
projects/core/src/main/java/dan200/computercraft/core/computer/ComputerExecutor.java
View File

@ -61,7 +61,7 @@ final class ComputerExecutor {
private final Computer computer;
private final ComputerEnvironment computerEnvironment;
private final MetricsObserver metrics;
private final List<ILuaAPI> apis = new ArrayList<>();
private final List<ApiWrapper> apis = new ArrayList<>();
private final ComputerThread scheduler;
private final MethodSupplier<LuaMethod> luaMethods;
final TimeoutState timeout;
@ -177,12 +177,12 @@ final class ComputerExecutor {
var environment = computer.getEnvironment();
// Add all default APIs to the loaded list.
apis.add(new TermAPI(environment));
apis.add(new RedstoneAPI(environment));
apis.add(new FSAPI(environment));
apis.add(new PeripheralAPI(environment, context.peripheralMethods()));
apis.add(new OSAPI(environment));
if (CoreConfig.httpEnabled) apis.add(new HTTPAPI(environment));
addApi(new TermAPI(environment));
addApi(new RedstoneAPI(environment));
addApi(new FSAPI(environment));
addApi(new PeripheralAPI(environment, context.peripheralMethods()));
addApi(new OSAPI(environment));
if (CoreConfig.httpEnabled) addApi(new HTTPAPI(environment));
// Load in the externally registered APIs.
for (var factory : context.apiFactories()) {
@ -207,7 +207,7 @@ final class ComputerExecutor {
}
void addApi(ILuaAPI api) {
apis.add(api);
apis.add(new ApiWrapper(api, null));
}
/**
@ -385,7 +385,7 @@ final class ComputerExecutor {
try (var bios = biosStream) {
return luaFactory.create(new MachineEnvironment(
new LuaContext(computer), metrics, timeout,
() -> apis.stream().map(api -> api instanceof ApiWrapper wrapper ? wrapper.getDelegate() : api).iterator(),
() -> apis.stream().map(ApiWrapper::api).iterator(),
luaMethods,
computer.getGlobalEnvironment().getHostString()
), bios);