mirror of
https://github.com/facebook/react-native.git
synced 2025-11-01 09:14:26 +00:00
Sophie Alpert
1490ab12ef
Summary:
Includes React Native and its dependencies Fresco, Metro, and Yoga. Excludes samples/examples/docs.
find: ^(?:( *)|( *(?:[\*~#]|::))( )? *)?Copyright (?:\(c\) )?(\d{4})\b.+Facebook[\s\S]+?BSD[\s\S]+?(?:this source tree|the same directory)\.$
replace: $1$2$3Copyright (c) $4-present, Facebook, Inc.\n$2\n$1$2$3This source code is licensed under the MIT license found in the\n$1$2$3LICENSE file in the root directory of this source tree.
Reviewed By: TheSavior, yungsters
Differential Revision: D7007050
fbshipit-source-id: 37dd6bf0ffec0923bfc99c260bb330683f35553e
40 lines
1.5 KiB
Java
40 lines
1.5 KiB
Java
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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package com.facebook.react.bridge;
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import java.lang.annotation.Retention;
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import static java.lang.annotation.RetentionPolicy.RUNTIME;
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/**
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* Annotation which is used to mark methods that are exposed to React Native.
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*
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* This applies to derived classes of {@link BaseJavaModule}, which will generate a list
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* of exported methods by searching for those which are annotated with this annotation
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* and adding a JS callback for each.
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*/
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@Retention(RUNTIME)
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public @interface ReactMethod {
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/**
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* Whether the method can be called from JS synchronously **on the JS thread**,
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* possibly returning a result.
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*
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* WARNING: in the vast majority of cases, you should leave this to false which allows
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* your native module methods to be called asynchronously: calling methods
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* synchronously can have strong performance penalties and introduce threading-related
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* bugs to your native modules.
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*
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* In order to support remote debugging, both the method args and return type must be
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* serializable to JSON: this means that we only support the same args as
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* {@link ReactMethod}, and the hook can only be void or return JSON values (e.g. bool,
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* number, String, {@link WritableMap}, or {@link WritableArray}). Calling these
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* methods when running under the websocket executor is currently not supported.
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*/
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boolean isBlockingSynchronousMethod() default false;
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}
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