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103 changes: 103 additions & 0 deletions
103
paimon-core/src/main/java/org/apache/paimon/index/DeletionVectorMeta.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| /* | ||
| * 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.paimon.index; | ||
|
|
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| import org.apache.paimon.types.BigIntType; | ||
| import org.apache.paimon.types.DataField; | ||
| import org.apache.paimon.types.IntType; | ||
| import org.apache.paimon.types.RowType; | ||
|
|
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| import javax.annotation.Nullable; | ||
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| import java.util.Objects; | ||
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| import static org.apache.paimon.utils.SerializationUtils.newStringType; | ||
|
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| /** Metadata of deletion vector. */ | ||
| public class DeletionVectorMeta { | ||
|
|
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| public static final RowType SCHEMA = | ||
| RowType.of( | ||
| new DataField(0, "f0", newStringType(false)), | ||
| new DataField(1, "f1", new IntType(false)), | ||
| new DataField(2, "f2", new IntType(false)), | ||
| new DataField(3, "_CARDINALITY", new BigIntType(true))); | ||
|
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| private final String dataFileName; | ||
| private final int offset; | ||
| private final int length; | ||
| @Nullable private final Long cardinality; | ||
|
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| public DeletionVectorMeta( | ||
| String dataFileName, int start, int size, @Nullable Long cardinality) { | ||
| this.dataFileName = dataFileName; | ||
| this.offset = start; | ||
| this.length = size; | ||
| this.cardinality = cardinality; | ||
| } | ||
|
|
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| public String dataFileName() { | ||
| return dataFileName; | ||
| } | ||
|
|
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| public int offset() { | ||
| return offset; | ||
| } | ||
|
|
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| public int length() { | ||
| return length; | ||
| } | ||
|
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| @Nullable | ||
| public Long cardinality() { | ||
| return cardinality; | ||
| } | ||
|
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| @Override | ||
| public boolean equals(Object o) { | ||
| if (o == null || getClass() != o.getClass()) { | ||
| return false; | ||
| } | ||
| DeletionVectorMeta that = (DeletionVectorMeta) o; | ||
| return offset == that.offset | ||
| && length == that.length | ||
| && Objects.equals(dataFileName, that.dataFileName) | ||
| && Objects.equals(cardinality, that.cardinality); | ||
| } | ||
|
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| @Override | ||
| public int hashCode() { | ||
| return Objects.hash(dataFileName, offset, length, cardinality); | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| return "DeletionVectorMeta{" | ||
| + "dataFileName='" | ||
| + dataFileName | ||
| + '\'' | ||
| + ", offset=" | ||
| + offset | ||
| + ", length=" | ||
| + length | ||
| + ", cardinality=" | ||
| + cardinality | ||
| + '}'; | ||
| } | ||
| } |
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