Package org.apache.accumulo.core.client.impl

Examples of org.apache.accumulo.core.client.impl.ScannerImpl.fetchColumnFamily()

803
804
805
806
807
808
809
810
811
812
813
        sizes.put(Constants.ZROOT_TABLET + "/" + fileStatus.getPath().getName(), dfv);
      }
     
    } else {
      Scanner scanner = new ScannerImpl(HdfsZooInstance.getInstance(), credentials, Constants.METADATA_TABLE_ID, Constants.NO_AUTHS);
      scanner.fetchColumnFamily(Constants.METADATA_LOG_COLUMN_FAMILY);
      scanner.fetchColumnFamily(Constants.METADATA_DATAFILE_COLUMN_FAMILY);
      scanner.setRange(extent.toMetadataRange());
     
      for (Entry<Key,Value> entry : scanner) {
        if (!entry.getKey().getRow().equals(extent.getMetadataEntry())) {
View Full Code Here
804
805
806
807
808
809
810
811
812
813
814
      }
     
    } else {
      Scanner scanner = new ScannerImpl(HdfsZooInstance.getInstance(), credentials, Constants.METADATA_TABLE_ID, Constants.NO_AUTHS);
      scanner.fetchColumnFamily(Constants.METADATA_LOG_COLUMN_FAMILY);
      scanner.fetchColumnFamily(Constants.METADATA_DATAFILE_COLUMN_FAMILY);
      scanner.setRange(extent.toMetadataRange());
     
      for (Entry<Key,Value> entry : scanner) {
        if (!entry.getKey().getRow().equals(extent.getMetadataEntry())) {
          throw new RuntimeException("Unexpected row " + entry.getKey().getRow() + " expected " + extent.getMetadataEntry());
View Full Code Here
883
884
885
886
887
888
889
890
891
892
893
    }
  }
 
  private static Scanner getTabletLogScanner(TCredentials credentials, KeyExtent extent) {
    Scanner scanner = new ScannerImpl(HdfsZooInstance.getInstance(), credentials, Constants.METADATA_TABLE_ID, Constants.NO_AUTHS);
    scanner.fetchColumnFamily(Constants.METADATA_LOG_COLUMN_FAMILY);
    Text start = extent.getMetadataEntry();
    Key endKey = new Key(start, Constants.METADATA_LOG_COLUMN_FAMILY);
    endKey = endKey.followingKey(PartialKey.ROW_COLFAM);
    scanner.setRange(new Range(new Key(start), endKey));
    return scanner;
View Full Code Here
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
   
    Map<String,Long> ret = new HashMap<String,Long>();
   
    Scanner scanner = new ScannerImpl(HdfsZooInstance.getInstance(), credentials, Constants.METADATA_TABLE_ID, Constants.NO_AUTHS);
    scanner.setRange(new Range(metadataRow));
    scanner.fetchColumnFamily(Constants.METADATA_BULKFILE_COLUMN_FAMILY);
    for (Entry<Key,Value> entry : scanner) {
      String file = entry.getKey().getColumnQualifier().toString();
      Long tid = Long.parseLong(entry.getValue().toString());
     
      ret.put(file, tid);
View Full Code Here
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
      // reduced batch size to improve performance
      // changed here after endKeys were implemented from 10 to 1000
      mdScanner.setBatchSize(1000);

      // leave these in, again, now using endKey for safety
      mdScanner.fetchColumnFamily(DataFileColumnFamily.NAME);

      mdScanner.setRange(new Range(rowName));

      for (Entry<Key,Value> entry : mdScanner) {
View Full Code Here
389
390
391
392
393
394
395
396
397
398
399
    ms.setRange(new KeyExtent(tableIdText, null, null).toMetadataRange());

    // insert deletes before deleting data from metadata... this makes the code fault tolerant
    if (insertDeletes) {

      ms.fetchColumnFamily(DataFileColumnFamily.NAME);
      TabletsSection.ServerColumnFamily.DIRECTORY_COLUMN.fetch(ms);

      for (Entry<Key,Value> cell : ms) {
        Key key = cell.getKey();
View Full Code Here
513
514
515
516
517
518
519
520
521
522
523
      }

    } else {
      String systemTableToCheck = extent.isMeta() ? RootTable.ID : MetadataTable.ID;
      Scanner scanner = new ScannerImpl(HdfsZooInstance.getInstance(), credentials, systemTableToCheck, Authorizations.EMPTY);
      scanner.fetchColumnFamily(LogColumnFamily.NAME);
      scanner.fetchColumnFamily(DataFileColumnFamily.NAME);
      scanner.setRange(extent.toMetadataRange());

      for (Entry<Key,Value> entry : scanner) {
        if (!entry.getKey().getRow().equals(extent.getMetadataEntry())) {
View Full Code Here
514
515
516
517
518
519
520
521
522
523
524
    } else {
      String systemTableToCheck = extent.isMeta() ? RootTable.ID : MetadataTable.ID;
      Scanner scanner = new ScannerImpl(HdfsZooInstance.getInstance(), credentials, systemTableToCheck, Authorizations.EMPTY);
      scanner.fetchColumnFamily(LogColumnFamily.NAME);
      scanner.fetchColumnFamily(DataFileColumnFamily.NAME);
      scanner.setRange(extent.toMetadataRange());

      for (Entry<Key,Value> entry : scanner) {
        if (!entry.getKey().getRow().equals(extent.getMetadataEntry())) {
          throw new RuntimeException("Unexpected row " + entry.getKey().getRow() + " expected " + extent.getMetadataEntry());
View Full Code Here
598
599
600
601
602
603
604
605
606
607
608
  private static Scanner getTabletLogScanner(Credentials credentials, KeyExtent extent) {
    String tableId = MetadataTable.ID;
    if (extent.isMeta())
      tableId = RootTable.ID;
    Scanner scanner = new ScannerImpl(HdfsZooInstance.getInstance(), credentials, tableId, Authorizations.EMPTY);
    scanner.fetchColumnFamily(LogColumnFamily.NAME);
    Text start = extent.getMetadataEntry();
    Key endKey = new Key(start, LogColumnFamily.NAME);
    endKey = endKey.followingKey(PartialKey.ROW_COLFAM);
    scanner.setRange(new Range(new Key(start), endKey));
    return scanner;
View Full Code Here
937
938
939
940
941
942
943
944
945
946
947
    Map<FileRef,Long> ret = new HashMap<FileRef,Long>();

    VolumeManager fs = VolumeManagerImpl.get();
    Scanner scanner = new ScannerImpl(HdfsZooInstance.getInstance(), credentials, extent.isMeta() ? RootTable.ID : MetadataTable.ID, Authorizations.EMPTY);
    scanner.setRange(new Range(metadataRow));
    scanner.fetchColumnFamily(TabletsSection.BulkFileColumnFamily.NAME);
    for (Entry<Key,Value> entry : scanner) {
      Long tid = Long.parseLong(entry.getValue().toString());
      ret.put(new FileRef(fs, entry.getKey()), tid);
    }
    return ret;
View Full Code Here
TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.