Examples with HoodieBootstrapHandle org.apache.hudi.io.HoodieBootstrapHandle used on opensource projects

Example 1 with HoodieBootstrapHandle

use of org.apache.hudi.io.HoodieBootstrapHandle in project hudi by apache.

the class OrcBootstrapMetadataHandler method executeBootstrap.

@Override
void executeBootstrap(HoodieBootstrapHandle<?, ?, ?, ?> bootstrapHandle, Path sourceFilePath, KeyGeneratorInterface keyGenerator, String partitionPath, Schema avroSchema) throws Exception {
    BoundedInMemoryExecutor<GenericRecord, HoodieRecord, Void> wrapper = null;
    Reader orcReader = OrcFile.createReader(sourceFilePath, OrcFile.readerOptions(table.getHadoopConf()));
    TypeDescription orcSchema = orcReader.getSchema();
    try (RecordReader reader = orcReader.rows(new Reader.Options(table.getHadoopConf()).schema(orcSchema))) {
        wrapper = new BoundedInMemoryExecutor<GenericRecord, HoodieRecord, Void>(config.getWriteBufferLimitBytes(), new OrcReaderIterator(reader, avroSchema, orcSchema), new BootstrapRecordConsumer(bootstrapHandle), inp -> {
            String recKey = keyGenerator.getKey(inp).getRecordKey();
            GenericRecord gr = new GenericData.Record(HoodieAvroUtils.RECORD_KEY_SCHEMA);
            gr.put(HoodieRecord.RECORD_KEY_METADATA_FIELD, recKey);
            BootstrapRecordPayload payload = new BootstrapRecordPayload(gr);
            HoodieRecord rec = new HoodieAvroRecord(new HoodieKey(recKey, partitionPath), payload);
            return rec;
        }, table.getPreExecuteRunnable());
        wrapper.execute();
    } catch (Exception e) {
        throw new HoodieException(e);
    } finally {
        bootstrapHandle.close();
        if (null != wrapper) {
            wrapper.shutdownNow();
        }
    }
}

Example 2 with HoodieBootstrapHandle

use of org.apache.hudi.io.HoodieBootstrapHandle in project hudi by apache.

the class ParquetBootstrapMetadataHandler method executeBootstrap.

@Override
void executeBootstrap(HoodieBootstrapHandle<?, ?, ?, ?> bootstrapHandle, Path sourceFilePath, KeyGeneratorInterface keyGenerator, String partitionPath, Schema avroSchema) throws Exception {
    BoundedInMemoryExecutor<GenericRecord, HoodieRecord, Void> wrapper = null;
    try {
        ParquetReader<IndexedRecord> reader = AvroParquetReader.<IndexedRecord>builder(sourceFilePath).withConf(table.getHadoopConf()).build();
        wrapper = new BoundedInMemoryExecutor<GenericRecord, HoodieRecord, Void>(config.getWriteBufferLimitBytes(), new ParquetReaderIterator(reader), new BootstrapRecordConsumer(bootstrapHandle), inp -> {
            String recKey = keyGenerator.getKey(inp).getRecordKey();
            GenericRecord gr = new GenericData.Record(HoodieAvroUtils.RECORD_KEY_SCHEMA);
            gr.put(HoodieRecord.RECORD_KEY_METADATA_FIELD, recKey);
            BootstrapRecordPayload payload = new BootstrapRecordPayload(gr);
            HoodieRecord rec = new HoodieAvroRecord(new HoodieKey(recKey, partitionPath), payload);
            return rec;
        }, table.getPreExecuteRunnable());
        wrapper.execute();
    } catch (Exception e) {
        throw new HoodieException(e);
    } finally {
        bootstrapHandle.close();
        if (null != wrapper) {
            wrapper.shutdownNow();
        }
    }
}

Example 3 with HoodieBootstrapHandle

use of org.apache.hudi.io.HoodieBootstrapHandle in project hudi by apache.

the class BaseBootstrapMetadataHandler method runMetadataBootstrap.

public BootstrapWriteStatus runMetadataBootstrap(String srcPartitionPath, String partitionPath, KeyGeneratorInterface keyGenerator) {
    Path sourceFilePath = FileStatusUtils.toPath(srcFileStatus.getPath());
    HoodieBootstrapHandle<?, ?, ?, ?> bootstrapHandle = new HoodieBootstrapHandle(config, HoodieTimeline.METADATA_BOOTSTRAP_INSTANT_TS, table, partitionPath, FSUtils.createNewFileIdPfx(), table.getTaskContextSupplier());
    try {
        Schema avroSchema = getAvroSchema(sourceFilePath);
        Schema recordKeySchema = HoodieAvroUtils.generateProjectionSchema(avroSchema, keyGenerator.getRecordKeyFieldNames());
        LOG.info("Schema to be used for reading record Keys :" + recordKeySchema);
        AvroReadSupport.setAvroReadSchema(table.getHadoopConf(), recordKeySchema);
        AvroReadSupport.setRequestedProjection(table.getHadoopConf(), recordKeySchema);
        executeBootstrap(bootstrapHandle, sourceFilePath, keyGenerator, partitionPath, avroSchema);
    } catch (Exception e) {
        throw new HoodieException(e.getMessage(), e);
    }
    BootstrapWriteStatus writeStatus = (BootstrapWriteStatus) bootstrapHandle.writeStatuses().get(0);
    BootstrapFileMapping bootstrapFileMapping = new BootstrapFileMapping(config.getBootstrapSourceBasePath(), srcPartitionPath, partitionPath, srcFileStatus, writeStatus.getFileId());
    writeStatus.setBootstrapSourceFileMapping(bootstrapFileMapping);
    return writeStatus;
}