Function to_vec 

pub fn to_vec<'a>(
    env: &mut JNIEnv<'a>,
    arr: &JObjectArray<'_>,
) -> Result<Vec<JObject<'a>>>

把java对象数组转换成Vec

参数

• env: java环境
• arr: java数组

返回值

返回: Result<Vec<JObject, Global>>

示例

use jni::objects::JObjectArray;
use droid_wrap_utils::{to_vec, vm_attach};
let mut env = vm_attach().unwrap();
unsafe {
    let arr=JObjectArray::from_raw(0 as _);
    to_vec(&mut env, &arr).unwrap();
}