zdm/event-bus
zdm/event-bus
3
Fork 0
Code Issues 2 Pull Requests Releases 8 Wiki Activity

Remove USE_PARAMETER #35

Merged
kske merged 4 commits from f/remove-use-parameter into develop 2022-01-13 14:40:14 +01:00
Conversation 0 Commits 4 Files Changed 6 +7 -24
3 changed files with 7 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files
Showing only changes of commit 36ed55fd71 - Show all commits

10
core/src/main/java/dev/kske/eventbus/core/Event.java
View File

@ -30,13 +30,5 @@ public @interface Event {
* @return the event type accepted by the handler
* @since 1.0.0
*/
Class<?> value() default USE_PARAMETER.class;
/**
* Signifies that the event type the handler listens to is determined by the type of its only
* parameter.
*
* @since 0.0.3
*/
static final class USE_PARAMETER {}
Class<?> value() default void.class;
}

3
core/src/main/java/dev/kske/eventbus/core/handler/ReflectiveEventHandler.java
View File

@ -3,7 +3,6 @@ package dev.kske.eventbus.core.handler;
import java.lang.reflect.*;
import dev.kske.eventbus.core.*;
import dev.kske.eventbus.core.Event.USE_PARAMETER;
/**
* An event handler wrapping a method annotated with {@link Event} and executing it using
@ -37,7 +36,7 @@ public final class ReflectiveEventHandler implements EventHandler {
boolean defPolymorphism, int defPriority) throws EventBusException {
this.listener = listener;
this.method = method;
useParameter = annotation.value() == USE_PARAMETER.class;
useParameter = annotation.value() == void.class;
delvh marked this conversation as resolved
delvh commented 2022-01-13 13:39:24 +01:00
Review
Copy Link

|| annotation.value == Void.class

`|| annotation.value == Void.class`
kske commented 2022-01-13 14:40:00 +01:00
Review
Copy Link

That wouldn't be the default type though. Yes, using Void as an event type doesn't make much sense, but it is possible, which isn't the case for void.

That wouldn't be the default type though. Yes, using `Void` as an event type doesn't make much sense, but it is possible, which isn't the case for `void`.
👍 1
// Check handler signature
if (method.getParameterCount() == 0 && useParameter)

16
proc/src/main/java/dev/kske/eventbus/proc/EventProcessor.java
View File

@ -47,13 +47,12 @@ public class EventProcessor extends AbstractProcessor {
// Task failed successfully
eventType = e.getTypeMirror();
useParameter = processingEnv.getTypeUtils().isSameType(eventType,
getTypeMirror(Event.USE_PARAMETER.class));
useParameter = eventType.getKind() == TypeKind.VOID;
}
// Check handler signature
boolean pass = false;
if (useParameter && eventHandler.getParameters().size() == 0)
if (useParameter && eventHandler.getParameters().isEmpty())
error(eventHandler, "The method or the annotation must define the event type");
else if (!useParameter && eventHandler.getParameters().size() == 1)
error(eventHandler,
@ -107,7 +106,8 @@ public class EventProcessor extends AbstractProcessor {
polymorphic = eventHandler.getAnnotation(Polymorphic.class).value();
// Effective priority
int priority = hasListenerPriority ? listenerPriority.value() : defPriority;
int priority =
hasListenerPriority ? listenerPriority.value() : defPriority;
boolean hasHandlerPriority = eventHandler.getAnnotation(Priority.class) != null;
if (hasHandlerPriority)
priority = eventHandler.getAnnotation(Priority.class).value();
@ -137,14 +137,6 @@ public class EventProcessor extends AbstractProcessor {
}
}
private TypeMirror getTypeMirror(Class<?> clazz) {
return getTypeElement(clazz).asType();
}
private TypeElement getTypeElement(Class<?> clazz) {
return processingEnv.getElementUtils().getTypeElement(clazz.getCanonicalName());
}
private void warning(Element e, String msg, Object... args) {
processingEnv.getMessager().printMessage(Kind.WARNING, String.format(msg, args), e);
}