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fix: Fix range out of index error with a temporary workaround (#584)
* fix: Fix range out of index error by using custom arrow-rs repo * Add custom Java Arrow classes * Add a hack * Update * Update * Update to use apache/arrow-rs#5958 * Use tustvold's branch * Use official arrow-rs repo
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common/src/main/java/org/apache/arrow/c/CometArrayImporter.java
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/* | ||
* Licensed to the Apache Software Foundation (ASF) under one | ||
* or more contributor license agreements. See the NOTICE file | ||
* distributed with this work for additional information | ||
* regarding copyright ownership. The ASF licenses this file | ||
* to you under the Apache License, Version 2.0 (the | ||
* "License"); you may not use this file except in compliance | ||
* with the License. You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, | ||
* software distributed under the License is distributed on an | ||
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
* KIND, either express or implied. See the License for the | ||
* specific language governing permissions and limitations | ||
* under the License. | ||
*/ | ||
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package org.apache.arrow.c; | ||
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import java.util.Collections; | ||
import java.util.List; | ||
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import org.apache.arrow.memory.ArrowBuf; | ||
import org.apache.arrow.memory.BufferAllocator; | ||
import org.apache.arrow.util.Preconditions; | ||
import org.apache.arrow.vector.FieldVector; | ||
import org.apache.arrow.vector.dictionary.Dictionary; | ||
import org.apache.arrow.vector.dictionary.DictionaryProvider; | ||
import org.apache.arrow.vector.ipc.message.ArrowFieldNode; | ||
import org.apache.arrow.vector.types.pojo.DictionaryEncoding; | ||
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import static org.apache.arrow.c.NativeUtil.NULL; | ||
import static org.apache.arrow.memory.util.LargeMemoryUtil.checkedCastToInt; | ||
import static org.apache.arrow.util.Preconditions.checkNotNull; | ||
import static org.apache.arrow.util.Preconditions.checkState; | ||
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/** | ||
* Importer for {@link ArrowArray}. We copy it from Arrow `ArrayImporter` because we need to use | ||
* `CometBufferImportTypeVisitor` instead of Arrow `BufferImportTypeVisitor`. | ||
*/ | ||
final class CometArrayImporter { | ||
private static final int MAX_IMPORT_RECURSION_LEVEL = 64; | ||
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private final BufferAllocator allocator; | ||
private final FieldVector vector; | ||
private final DictionaryProvider dictionaryProvider; | ||
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private ReferenceCountedArrowArray underlyingAllocation; | ||
private int recursionLevel; | ||
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CometArrayImporter( | ||
BufferAllocator allocator, FieldVector vector, DictionaryProvider dictionaryProvider) { | ||
this.allocator = Preconditions.checkNotNull(allocator); | ||
this.vector = Preconditions.checkNotNull(vector); | ||
this.dictionaryProvider = dictionaryProvider; | ||
} | ||
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void importArray(ArrowArray src) { | ||
ArrowArray.Snapshot snapshot = src.snapshot(); | ||
checkState(snapshot.release != NULL, "Cannot import released ArrowArray"); | ||
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// Move imported array | ||
ArrowArray ownedArray = ArrowArray.allocateNew(allocator); | ||
ownedArray.save(snapshot); | ||
src.markReleased(); | ||
src.close(); | ||
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recursionLevel = 0; | ||
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// This keeps the array alive as long as there are any buffers that need it | ||
underlyingAllocation = new ReferenceCountedArrowArray(ownedArray); | ||
try { | ||
doImport(snapshot); | ||
} finally { | ||
underlyingAllocation.release(); | ||
} | ||
} | ||
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private void importChild(CometArrayImporter parent, ArrowArray src) { | ||
ArrowArray.Snapshot snapshot = src.snapshot(); | ||
checkState(snapshot.release != NULL, "Cannot import released ArrowArray"); | ||
recursionLevel = parent.recursionLevel + 1; | ||
checkState( | ||
recursionLevel <= MAX_IMPORT_RECURSION_LEVEL, | ||
"Recursion level in ArrowArray struct exceeded"); | ||
// Child buffers will keep the entire parent import alive. | ||
underlyingAllocation = parent.underlyingAllocation; | ||
doImport(snapshot); | ||
} | ||
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private void doImport(ArrowArray.Snapshot snapshot) { | ||
// First import children (required for reconstituting parent array data) | ||
long[] children = | ||
NativeUtil.toJavaArray(snapshot.children, checkedCastToInt(snapshot.n_children)); | ||
if (children != null && children.length > 0) { | ||
List<FieldVector> childVectors = vector.getChildrenFromFields(); | ||
checkState( | ||
children.length == childVectors.size(), | ||
"ArrowArray struct has %s children (expected %s)", | ||
children.length, | ||
childVectors.size()); | ||
for (int i = 0; i < children.length; i++) { | ||
checkState(children[i] != NULL, "ArrowArray struct has NULL child at position %s", i); | ||
CometArrayImporter childImporter = | ||
new CometArrayImporter(allocator, childVectors.get(i), dictionaryProvider); | ||
childImporter.importChild(this, ArrowArray.wrap(children[i])); | ||
} | ||
} | ||
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// Handle import of a dictionary encoded vector | ||
if (snapshot.dictionary != NULL) { | ||
DictionaryEncoding encoding = vector.getField().getDictionary(); | ||
checkNotNull(encoding, "Missing encoding on import of ArrowArray with dictionary"); | ||
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Dictionary dictionary = dictionaryProvider.lookup(encoding.getId()); | ||
checkNotNull(dictionary, "Dictionary lookup failed on import of ArrowArray with dictionary"); | ||
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// reset the dictionary vector to the initial state | ||
dictionary.getVector().clear(); | ||
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CometArrayImporter dictionaryImporter = | ||
new CometArrayImporter(allocator, dictionary.getVector(), dictionaryProvider); | ||
dictionaryImporter.importChild(this, ArrowArray.wrap(snapshot.dictionary)); | ||
} | ||
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// Import main data | ||
ArrowFieldNode fieldNode = new ArrowFieldNode(snapshot.length, snapshot.null_count); | ||
long[] bufferPointers = | ||
NativeUtil.toJavaArray(snapshot.buffers, checkedCastToInt(snapshot.n_buffers)); | ||
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try (final CometBufferImportTypeVisitor visitor = | ||
new CometBufferImportTypeVisitor( | ||
allocator, underlyingAllocation, fieldNode, snapshot, bufferPointers)) { | ||
final List<ArrowBuf> buffers; | ||
if (bufferPointers == null || bufferPointers.length == 0) { | ||
buffers = Collections.emptyList(); | ||
} else { | ||
buffers = vector.getField().getType().accept(visitor); | ||
} | ||
vector.loadFieldBuffers(fieldNode, buffers); | ||
} catch (Exception e) { | ||
throw new IllegalArgumentException( | ||
"Could not load buffers for field " | ||
+ vector.getField() | ||
+ ". error message: " | ||
+ e.getMessage(), | ||
e); | ||
} | ||
} | ||
} |
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