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new 1523ecb85f [core] Minor refactor to magic number into footer
1523ecb85f is described below
commit 1523ecb85fc08484d4a9fbe9b877261685e3d12f
Author: JingsongLi <[email protected]>
AuthorDate: Fri Dec 26 21:50:47 2025 +0800
[core] Minor refactor to magic number into footer
---
.../main/java/org/apache/paimon/globalindex/btree/BTreeFileFooter.java | 3 ++-
.../org/apache/paimon/globalindex/btree/BTreeFileMetaSelector.java | 1 +
.../org/apache/paimon/globalindex/btree/BTreeGlobalIndexerFactory.java | 1 +
.../main/java/org/apache/paimon/globalindex/btree/BTreeIndexMeta.java | 1 +
.../java/org/apache/paimon/globalindex/btree/BTreeIndexOptions.java | 1 +
.../java/org/apache/paimon/globalindex/btree/BTreeIndexReader.java | 1 +
.../java/org/apache/paimon/globalindex/btree/BTreeIndexWriter.java | 1 -
.../main/java/org/apache/paimon/lookup/sort/SortLookupStoreFooter.java | 2 +-
.../main/java/org/apache/paimon/lookup/sort/SortLookupStoreWriter.java | 1 -
9 files changed, 8 insertions(+), 4 deletions(-)
diff --git
a/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeFileFooter.java
b/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeFileFooter.java
index 1484e12cea..84293fd127 100644
---
a/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeFileFooter.java
+++
b/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeFileFooter.java
@@ -26,11 +26,12 @@ import org.apache.paimon.sst.BloomFilterHandle;
import javax.annotation.Nullable;
-import static
org.apache.paimon.globalindex.btree.BTreeIndexWriter.MAGIC_NUMBER;
import static org.apache.paimon.utils.Preconditions.checkArgument;
/** The Footer for BTree file. */
public class BTreeFileFooter {
+
+ public static final int MAGIC_NUMBER = 198732882;
public static final int ENCODED_LENGTH = 48;
@Nullable private final BloomFilterHandle bloomFilterHandle;
diff --git
a/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeFileMetaSelector.java
b/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeFileMetaSelector.java
index 06846eec3e..334771e125 100644
---
a/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeFileMetaSelector.java
+++
b/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeFileMetaSelector.java
@@ -39,6 +39,7 @@ import java.util.stream.Collectors;
* Please do not break this premise if you want to implement your own index
scanner.
*/
public class BTreeFileMetaSelector implements
FunctionVisitor<Optional<List<GlobalIndexIOMeta>>> {
+
private final List<Pair<GlobalIndexIOMeta, BTreeIndexMeta>> files;
private final Comparator<Object> comparator;
private final KeySerializer keySerializer;
diff --git
a/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeGlobalIndexerFactory.java
b/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeGlobalIndexerFactory.java
index 914ed2a467..2ec929cab7 100644
---
a/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeGlobalIndexerFactory.java
+++
b/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeGlobalIndexerFactory.java
@@ -25,6 +25,7 @@ import org.apache.paimon.types.DataField;
/** The {@link GlobalIndexerFactory} for btree index. */
public class BTreeGlobalIndexerFactory implements GlobalIndexerFactory {
+
public static final String IDENTIFIER = "btree";
@Override
diff --git
a/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexMeta.java
b/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexMeta.java
index da4a1be622..c134f1fa1e 100644
---
a/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexMeta.java
+++
b/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexMeta.java
@@ -24,6 +24,7 @@ import org.apache.paimon.memory.MemorySliceOutput;
/** Index Meta of each BTree index file. */
public class BTreeIndexMeta {
+
private final byte[] firstKey;
private final byte[] lastKey;
private final boolean hasNulls;
diff --git
a/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexOptions.java
b/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexOptions.java
index 687a3f380b..acac020db3 100644
---
a/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexOptions.java
+++
b/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexOptions.java
@@ -24,6 +24,7 @@ import org.apache.paimon.options.MemorySize;
/** Options for BTree index. */
public class BTreeIndexOptions {
+
public static final ConfigOption<String> BTREE_INDEX_COMPRESSION =
ConfigOptions.key("btree-index.compression")
.stringType()
diff --git
a/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexReader.java
b/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexReader.java
index 59b6fe3c7b..dc0fba2175 100644
---
a/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexReader.java
+++
b/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexReader.java
@@ -48,6 +48,7 @@ import java.util.zip.CRC32;
/** The {@link GlobalIndexReader} implementation for btree index. */
public class BTreeIndexReader implements GlobalIndexReader {
+
private final SeekableInputStream input;
private final SstFileReader reader;
private final KeySerializer keySerializer;
diff --git
a/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexWriter.java
b/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexWriter.java
index 69b62290dd..97c5f6430a 100644
---
a/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexWriter.java
+++
b/paimon-common/src/main/java/org/apache/paimon/globalindex/btree/BTreeIndexWriter.java
@@ -67,7 +67,6 @@ import java.util.zip.CRC32;
* each key.
*/
public class BTreeIndexWriter implements GlobalIndexWriter {
- public static final int MAGIC_NUMBER = 198732882;
private final String fileName;
private final PositionOutputStream out;
diff --git
a/paimon-common/src/main/java/org/apache/paimon/lookup/sort/SortLookupStoreFooter.java
b/paimon-common/src/main/java/org/apache/paimon/lookup/sort/SortLookupStoreFooter.java
index 5239bb133e..e714d12421 100644
---
a/paimon-common/src/main/java/org/apache/paimon/lookup/sort/SortLookupStoreFooter.java
+++
b/paimon-common/src/main/java/org/apache/paimon/lookup/sort/SortLookupStoreFooter.java
@@ -26,12 +26,12 @@ import org.apache.paimon.sst.BloomFilterHandle;
import javax.annotation.Nullable;
-import static org.apache.paimon.lookup.sort.SortLookupStoreWriter.MAGIC_NUMBER;
import static org.apache.paimon.utils.Preconditions.checkArgument;
/** Footer for a sorted file. */
public class SortLookupStoreFooter {
+ public static final int MAGIC_NUMBER = 1481571681;
public static final int ENCODED_LENGTH = 36;
@Nullable private final BloomFilterHandle bloomFilterHandle;
diff --git
a/paimon-common/src/main/java/org/apache/paimon/lookup/sort/SortLookupStoreWriter.java
b/paimon-common/src/main/java/org/apache/paimon/lookup/sort/SortLookupStoreWriter.java
index c652c90e82..e5fab5fc5c 100644
---
a/paimon-common/src/main/java/org/apache/paimon/lookup/sort/SortLookupStoreWriter.java
+++
b/paimon-common/src/main/java/org/apache/paimon/lookup/sort/SortLookupStoreWriter.java
@@ -52,7 +52,6 @@ import java.io.IOException;
* </pre>
*/
public class SortLookupStoreWriter implements LookupStoreWriter {
- public static final int MAGIC_NUMBER = 1481571681;
private final SstFileWriter writer;
private final PositionOutputStream out;
