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add constructor for DeviceTableModelWriter #502

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Merged
JackieTien97 merged 1 commit into from
May 30, 2025
Merged

add constructor for DeviceTableModelWriter #502

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15 changes: 14 additions & 1 deletion java/tsfile/src/main/java/org/apache/tsfile/write/v4/AbstractTableModelTsFileWriter.java
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Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,7 @@
import org.apache.tsfile.write.chunk.TableChunkGroupWriterImpl;
import org.apache.tsfile.write.schema.Schema;
import org.apache.tsfile.write.writer.TsFileIOWriter;
import org.apache.tsfile.write.writer.TsFileOutput;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
Expand Down Expand Up @@ -85,9 +86,21 @@ abstract class AbstractTableModelTsFileWriter implements ITsFileWriter {
@TsFileApi
protected AbstractTableModelTsFileWriter(File file, long chunkGroupSizeThreshold)
throws IOException {
this(new TsFileIOWriter(file), chunkGroupSizeThreshold);
}

@TsFileApi
protected AbstractTableModelTsFileWriter(TsFileOutput output, long chunkGroupSizeThreshold)
throws IOException {
this(new TsFileIOWriter(output), chunkGroupSizeThreshold);
}

@TsFileApi
protected AbstractTableModelTsFileWriter(
TsFileIOWriter tsFileIOWriter, long chunkGroupSizeThreshold) {
Schema schema = new Schema();
TSFileConfig conf = TSFileDescriptor.getInstance().getConfig();
this.fileWriter = new TsFileIOWriter(file);
this.fileWriter = tsFileIOWriter;
fileWriter.setSchema(schema);

this.pageSize = conf.getPageSizeInByte();
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7 changes: 7 additions & 0 deletions java/tsfile/src/main/java/org/apache/tsfile/write/v4/DeviceTableModelWriter.java
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Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,7 @@
import org.apache.tsfile.utils.WriteUtils;
import org.apache.tsfile.write.record.Tablet;
import org.apache.tsfile.write.schema.IMeasurementSchema;
import org.apache.tsfile.write.writer.TsFileOutput;

import java.io.File;
import java.io.IOException;
Expand All @@ -48,6 +49,12 @@ public DeviceTableModelWriter(File file, TableSchema tableSchema, long memoryThr
registerTableSchema(tableSchema);
}

public DeviceTableModelWriter(
TsFileOutput tsFileOutput, TableSchema tableSchema, long memoryThreshold) throws IOException {
super(tsFileOutput, memoryThreshold);
registerTableSchema(tableSchema);
}

/**
* Write the tablet in to the TsFile with the table-view. The method will try to split the tablet
* by device.
Expand Down