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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.gecko.annotation;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* This annotation is used to tag methods that are to have wrapper methods generated. Such methods
* will be protected from destruction by ProGuard, and allow us to avoid writing by hand large
* amounts of boring boilerplate.
*/
@Target({ElementType.TYPE, ElementType.FIELD, ElementType.METHOD, ElementType.CONSTRUCTOR})
@Retention(RetentionPolicy.RUNTIME)
public @interface WrapForJNI {
/** Skip this member when generating wrappers for a whole class. */
boolean skip() default false;
/**
* Optional parameter specifying the name of the generated method stub. If omitted, the
* capitalized name of the Java method will be used.
*/
String stubName() default "";
/**
* Action to take if member access returns an exception. - "abort" will cause a crash if there is
* a pending exception. - "ignore" will not handle any pending exceptions; it is then the caller's
* responsibility to handle exceptions. - "nsresult" will clear any pending exceptions and return
* an error code; not supported for native methods.
*/
String exceptionMode() default "abort";
/**
* The thread that the method will be called from. One of "any", "gecko", or "ui". Not supported
* for fields.
*/
String calledFrom() default "any";
/**
* The thread that the method call will be dispatched to. - "current" indicates no dispatching;
* only supported value for fields, constructors, non-native methods, and non-void native methods.
* - "gecko" indicates dispatching to the Gecko XPCOM (nsThread) event queue. - "gecko_priority"
* indicates dispatching to the Gecko widget (nsAppShell) event queue; in most cases, events in
* the widget event queue (aka native event queue) are favored over events in the XPCOM event
* queue. - "proxy" indicates dispatching to a proxy function as a function object; see
* widget/jni/Natives.h.
*/
String dispatchTo() default "current";
/** Generate a getter instead of a literal. Only supported for static final fields. */
boolean noLiteral() default false;
}
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