JNI function: GetDirectBufferCapacity
# Capacity of this this buffer
#
# JNI function: GetDirectBufferCapacity
fun direct_buffer_capacity(jni_env: JniEnv): Int `{
return (*jni_env)->GetDirectBufferCapacity(jni_env, self);
`}
lib/java/ffi_support.nit:274,2--279,3