RussellSpitzer commented on code in PR #3197: URL: https://github.com/apache/parquet-java/pull/3197#discussion_r2056496296
########## parquet-variant/src/main/java/org/apache/parquet/variant/Variant.java: ########## @@ -0,0 +1,313 @@ +/* + * 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. + */ +package org.apache.parquet.variant; + +import java.math.BigDecimal; +import java.nio.ByteBuffer; +import java.util.UUID; + +/** + * This Variant class holds the Variant-encoded value and metadata binary values. + */ +public final class Variant { + /** The buffer that contains the Variant value. */ + final ByteBuffer value; + + /** The buffer that contains the Variant metadata. */ + final ByteBuffer metadata; + + /** + * The threshold to switch from linear search to binary search when looking up a field by key in + * an object. This is a performance optimization to avoid the overhead of binary search for a + * short list. + */ + static final int BINARY_SEARCH_THRESHOLD = 32; + + public Variant(byte[] value, byte[] metadata) { + this(value, 0, value.length, metadata, 0, metadata.length); + } + + public Variant(byte[] value, int valuePos, int valueLength, byte[] metadata, int metadataPos, int metadataLength) { + this(ByteBuffer.wrap(value, valuePos, valueLength), ByteBuffer.wrap(metadata, metadataPos, metadataLength)); + } + + public Variant(ByteBuffer value, ByteBuffer metadata) { + // THe buffers are read single-byte at a time, so the endianness of the input buffers Review Comment: ```suggestion // The buffers are read a single-byte at a time, so the endianness of the input buffers ``` ########## parquet-variant/src/main/java/org/apache/parquet/variant/Variant.java: ########## @@ -0,0 +1,313 @@ +/* + * 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. + */ +package org.apache.parquet.variant; + +import java.math.BigDecimal; +import java.nio.ByteBuffer; +import java.util.UUID; + +/** + * This Variant class holds the Variant-encoded value and metadata binary values. + */ +public final class Variant { + /** The buffer that contains the Variant value. */ + final ByteBuffer value; + + /** The buffer that contains the Variant metadata. */ + final ByteBuffer metadata; + + /** + * The threshold to switch from linear search to binary search when looking up a field by key in + * an object. This is a performance optimization to avoid the overhead of binary search for a + * short list. + */ + static final int BINARY_SEARCH_THRESHOLD = 32; + + public Variant(byte[] value, byte[] metadata) { + this(value, 0, value.length, metadata, 0, metadata.length); + } + + public Variant(byte[] value, int valuePos, int valueLength, byte[] metadata, int metadataPos, int metadataLength) { + this(ByteBuffer.wrap(value, valuePos, valueLength), ByteBuffer.wrap(metadata, metadataPos, metadataLength)); + } + + public Variant(ByteBuffer value, ByteBuffer metadata) { + // THe buffers are read single-byte at a time, so the endianness of the input buffers Review Comment: ```suggestion // The buffers are read a single-byte at a time, so the endianness of the input buffers ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
