devoopsman45 commented on code in PR #102:
URL: https://github.com/apache/datafusion-java/pull/102#discussion_r3368234154
##########
native/src/lib.rs:
##########
@@ -1042,6 +1042,41 @@ pub extern "system" fn
Java_org_apache_datafusion_SessionContext_getOptionNative
)
}
+#[no_mangle]
+pub extern "system" fn
Java_org_apache_datafusion_SessionContext_tableExists<'local>(
+ mut env: JNIEnv<'local>,
+ _class: JClass<'local>,
+ handle: jlong,
+ name: JString<'local>,
+) -> jboolean {
+ try_unwrap_or_throw(&mut env, 0, |env| -> JniResult<jboolean> {
+ if handle == 0 {
+ return Err("SessionContext handle is null".into());
+ }
+ let ctx = unsafe { &*(handle as *const SessionContext) };
+ let name: String = env.get_string(&name)?.into();
+ Ok(ctx.table_exist(&name)? as jboolean)
+ })
+}
+
+#[no_mangle]
+pub extern "system" fn
Java_org_apache_datafusion_SessionContext_deregisterTable<'local>(
+ mut env: JNIEnv<'local>,
+ _class: JClass<'local>,
+ handle: jlong,
+ name: JString<'local>,
+) {
+ try_unwrap_or_throw(&mut env, (), |env| -> JniResult<()> {
+ if handle == 0 {
+ return Err("SessionContext handle is null".into());
+ }
+ let ctx = unsafe { &*(handle as *const SessionContext) };
Review Comment:
I will create follow up issue once this change gets merged. That way, I can
make use of the inline functions/methods created in here.
@coderfender
Thank you
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