davisusanibar commented on code in PR #35570:
URL: https://github.com/apache/arrow/pull/35570#discussion_r1218750347
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java/dataset/src/main/java/org/apache/arrow/dataset/jni/NativeDataset.java:
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@@ -36,12 +36,14 @@ public NativeDataset(NativeContext context, long datasetId)
{
}
@Override
+ @SuppressWarnings("ArrayToString")
Review Comment:
Deleted
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java/dataset/src/main/cpp/jni_wrapper.cc:
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@@ -696,3 +722,44 @@ JNIEXPORT void JNICALL
JniAssertOkOrThrow(arrow::ExportRecordBatchReader(reader_out,
arrow_stream_out));
JNI_METHOD_END()
}
+
+/*
+ * Class: org_apache_arrow_dataset_substrait_JniWrapper
+ * Method: executeDeserializeExpressions
+ * Signature: (Ljava/nio/ByteBuffer;)[Ljava/lang/String;
+ */
+JNIEXPORT jobjectArray JNICALL
+
Java_org_apache_arrow_dataset_substrait_JniWrapper_executeDeserializeExpressions
(
+ JNIEnv* env, jobject, jobject expression) {
+ JNI_METHOD_START
+ auto *buff =
reinterpret_cast<jbyte*>(env->GetDirectBufferAddress(expression));
+ int length = env->GetDirectBufferCapacity(expression);
+ std::shared_ptr<arrow::Buffer> buffer =
JniGetOrThrow(arrow::AllocateBuffer(length));
+ std::memcpy(buffer->mutable_data(), buff, length);
+ // execute expression
+ arrow::engine::BoundExpressions round_tripped =
Review Comment:
Deleted
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