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feat: auto into java object for JNI types

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This commit is contained in:
əlemi 2024-09-24 03:26:24 +02:00
parent f67b1a7b3f
commit 1389f71c97
Signed by: alemi
GPG key ID: A4895B84D311642C
1 changed files with 30 additions and 0 deletions
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src/into_java.rs
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@ -56,6 +56,36 @@ pub trait IntoJavaObject<'j> {
fn into_java_object(self, env: &mut jni::JNIEnv<'j>) -> Result<JObject<'j>, jni::errors::Error>; fn into_java_object(self, env: &mut jni::JNIEnv<'j>) -> Result<JObject<'j>, jni::errors::Error>;
} }
impl<'j> IntoJavaObject<'j> for JObject<'j> {
const CLASS: &'static str = "java/lang/Object";
fn into_java_object(self, _: &mut jni::JNIEnv<'j>) -> Result<JObject<'j>, jni::errors::Error> {
Ok(self)
}
}
macro_rules! auto_into_java_object {
($t:ty, $cls:literal) => {
impl<'j> IntoJavaObject<'j> for $t {
const CLASS: &'static str = $cls;
fn into_java_object(self, _: &mut jni::JNIEnv<'j>) -> Result<JObject<'j>, jni::errors::Error> {
Ok(self.into())
}
}
};
}
auto_into_java_object!(jni::objects::JString<'j>, "java/lang/String");
//auto_into_java_object!(jni::objects::JObjectArray<'j>, "java/lang/Object[]");
//auto_into_java_object!(jni::objects::JIntArray<'j>, "java/lang/Integer[]");
//auto_into_java_object!(jni::objects::JLongArray<'j>, "java/lang/Long[]");
//auto_into_java_object!(jni::objects::JShortArray<'j>, "java/lang/Short[]");
//auto_into_java_object!(jni::objects::JByteArray<'j>, "java/lang/Byte[]");
//auto_into_java_object!(jni::objects::JCharArray<'j>, "java/lang/Char[]");
//auto_into_java_object!(jni::objects::JFloatArray<'j>, "java/lang/Float[]");
//auto_into_java_object!(jni::objects::JDoubleArray<'j>, "java/lang/Double[]");
//auto_into_java_object!(jni::objects::JBooleanArray<'j>, "java/lang/Boolean[]");
impl<'j> IntoJavaObject<'j> for &str { impl<'j> IntoJavaObject<'j> for &str {
const CLASS: &'static str = "java/lang/String"; const CLASS: &'static str = "java/lang/String";
fn into_java_object(self, env: &mut jni::JNIEnv<'j>) -> Result<JObject<'j>, jni::errors::Error> { fn into_java_object(self, env: &mut jni::JNIEnv<'j>) -> Result<JObject<'j>, jni::errors::Error> {