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Merge pull request #1539 from player-03/JNI

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Parse JNI class names more intelligently.
This commit is contained in:
player-03
2022-10-10 13:37:11 -04:00
committed by GitHub
parent 76e1df8ef4 dada3e3b0a
commit 59eedb6aa6
1 changed files with 59 additions and 2 deletions
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61
src/lime/system/JNI.hx
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@@ -18,6 +18,8 @@ import neko.vm.Thread;
#end
#end
using StringTools;
/**
The Java Native Interface (JNI) allows C++ code to call Java functions, and
vice versa. On Android, Haxe code compiles to C++, but only Java code can
@@ -46,6 +48,19 @@ class JNI
private static var alreadyCreated = new Map<String, Bool>();
private static var initialized = false;
private static function transformClassName(className:String):String
{
var parts:Array<String> = className.split(".");
if (parts.length <= 1)
return className;
var nestedClassName:String = "";
if (~/^[A-Z]/.match(parts[parts.length - 2]))
nestedClassName = "$" + parts.pop();
return parts.join("/") + nestedClassName;
}
public static function callMember(method:Dynamic, jobject:Dynamic, a:Array<Dynamic>):Dynamic
{
switch (a.length)
@@ -96,23 +111,43 @@ class JNI
}
}
/**
@param className A string in the format `"com/package/ClassName"` or
`"com/package/ClassName$NestedClass"`. If dots are used instead, `JNI`
will attempt to replace them with the correct symbols.
@param memberName The member field's name.
@param signature A Java VM type signature.
@see Java VM type signatures: https://docs.oracle.com/javase/7/docs/technotes/guides/jni/spec/types.html#wp16432
**/
public static function createMemberField(className:String, memberName:String, signature:String):JNIMemberField
{
init();
#if (android && lime_cffi && !macro)
className = transformClassName(className);
return new JNIMemberField(NativeCFFI.lime_jni_create_field(className, memberName, signature, false));
#else
return null;
#end
}
/**
@param className A string in the format `"com/package/ClassName"` or
`"com/package/ClassName$NestedClass"`. If dots are used instead, `JNI`
will attempt to replace them with the correct symbols.
@param memberName The member method's name.
@param signature A Java VM type signature.
@param useArray Set this to create a function that takes a single
`Array<Dynamic>` argument, instead of multiple `Dynamic` arguments.
@param quietFail Set this to suppress the "method not found" error.
@see Java VM type signatures: https://docs.oracle.com/javase/7/docs/technotes/guides/jni/spec/types.html#wp16432
**/
public static function createMemberMethod(className:String, memberName:String, signature:String, useArray:Bool = false, quietFail:Bool = false):Dynamic
{
init();
#if (android && lime_cffi && !macro)
className = className.split(".").join("/");
className = transformClassName(className);
var handle = NativeCFFI.lime_jni_create_method(className, memberName, signature, false, quietFail);
if (handle == null)
@@ -132,23 +167,45 @@ class JNI
#end
}
/**
@param className A string in the format `"com/package/ClassName"` or
`"com/package/ClassName$NestedClass"`. If dots are used instead, `JNI`
will attempt to replace them with the correct symbols.
@param memberName The static field's name.
@param signature A Java VM type signature.
@see Java VM type signatures: https://docs.oracle.com/javase/7/docs/technotes/guides/jni/spec/types.html#wp16432
**/
public static function createStaticField(className:String, memberName:String, signature:String):JNIStaticField
{
init();
#if (android && lime_cffi && !macro)
className = transformClassName(className);
return new JNIStaticField(NativeCFFI.lime_jni_create_field(className, memberName, signature, true));
#else
return null;
#end
}
/**
@param className A string in the format `"com/package/ClassName"` or
`"com/package/ClassName$NestedClass"`. If dots are used instead, `JNI`
will attempt to replace them with the correct symbols.
@param memberName The static method's name. To get a constructor, use
`<init>` as the method name.
@param signature A Java VM type signature. To get a constructor, use `V`
as the function's return value.
@param useArray Set this to create a function that takes a single
`Array<Dynamic>` argument, instead of multiple `Dynamic` arguments.
@param quietFail Set this to suppress the "method not found" error.
@see Java VM type signatures: https://docs.oracle.com/javase/7/docs/technotes/guides/jni/spec/types.html#wp16432
**/
public static function createStaticMethod(className:String, memberName:String, signature:String, useArray:Bool = false, quietFail:Bool = false):Dynamic
{
init();
#if (android && lime_cffi && !macro)
className = className.split(".").join("/");
className = transformClassName(className);
var handle = NativeCFFI.lime_jni_create_method(className, memberName, signature, true, quietFail);
if (handle == null)