Package org.apache.hadoop.hbase

Examples of org.apache.hadoop.hbase.Tag

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  private void writeStoreFile(final StoreFile.Writer writer) throws IOException {
    byte[] fam = Bytes.toBytes("f");
    byte[] qualifier = Bytes.toBytes("q");
    long now = System.currentTimeMillis();
    byte[] b = Bytes.toBytes("k1");
    Tag t1 = new Tag((byte) 1, "tag1");
    Tag t2 = new Tag((byte) 2, "tag2");
    Tag t3 = new Tag((byte) 3, "tag3");
    try {
      writer.append(new KeyValue(b, fam, qualifier, now, b, new Tag[] { t1 }));
      b = Bytes.toBytes("k3");
      writer.append(new KeyValue(b, fam, qualifier, now, b, new Tag[] { t2, t1 }));
      b = Bytes.toBytes("k4");
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    if (cell.getTagsLength() > 0) {
      List<String> tagsString = new ArrayList<String>();
      Iterator<Tag> tagsIterator = CellUtil.tagsIterator(cell.getTagsArray(), cell.getTagsOffset(),
          cell.getTagsLength());
      while (tagsIterator.hasNext()) {
        Tag tag = tagsIterator.next();
        tagsString.add((tag.getType()) + ":"
            + Bytes.toStringBinary(tag.getBuffer(), tag.getTagOffset(), tag.getTagLength()));
      }
      stringMap.put("tag", tagsString);
    }
    return stringMap;
  }
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      byte[] value = generateData(this.rand, ROW_LENGTH);
      if (useTags) {
        byte[] tag = generateData(this.rand, TAG_LENGTH);
        Tag[] tags = new Tag[noOfTags];
        for (int n = 0; n < noOfTags; n++) {
          Tag t = new Tag((byte) n, tag);
          tags[n] = t;
        }
        KeyValue kv = new KeyValue(row, FAMILY_NAME, QUALIFIER_NAME, HConstants.LATEST_TIMESTAMP,
            value, tags);
        put.add(kv);
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      byte[] value = generateData(this.rand, ROW_LENGTH);
      if (useTags) {
        byte[] tag = generateData(this.rand, TAG_LENGTH);
        Tag[] tags = new Tag[noOfTags];
        for (int n = 0; n < noOfTags; n++) {
          Tag t = new Tag((byte) n, tag);
          tags[n] = t;
        }
        KeyValue kv = new KeyValue(row, FAMILY_NAME, QUALIFIER_NAME, HConstants.LATEST_TIMESTAMP,
            value, tags);
        put.add(kv);
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      public Object run() throws Exception {
        Table t = new HTable(conf, TEST_TABLE.getTableName());
        try {
          KeyValue kv = new KeyValue(TEST_ROW, TEST_FAMILY, TEST_QUALIFIER,
            HConstants.LATEST_TIMESTAMP, HConstants.EMPTY_BYTE_ARRAY,
            new Tag[] { new Tag(AccessControlLists.ACL_TAG_TYPE,
              ProtobufUtil.toUsersAndPermissions(USER_OWNER.getShortName(),
                new Permission(Permission.Action.READ)).toByteArray()) });
          t.put(new Put(TEST_ROW).add(kv));
        } finally {
          t.close();
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    String value = "value";
    KeyValue kv;
    for (int i = start; i < (start + n); i++) {
      String key = String.format(localFormatter, Integer.valueOf(i));
      if (useTags) {
        Tag t = new Tag((byte) 1, "myTag1");
        Tag[] tags = new Tag[1];
        tags[0] = t;
        kv = new KeyValue(Bytes.toBytes(key), Bytes.toBytes("family"), Bytes.toBytes("qual"),
            HConstants.LATEST_TIMESTAMP, Bytes.toBytes(value + key), tags);
        writer.append(kv);
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      byte[] k = TestHFileWriterV2.randomOrderedKey(rand, i);
      byte[] v = TestHFileWriterV2.randomValue(rand);
      int cfLen = rand.nextInt(k.length - rowLen + 1);
      KeyValue kv;
      if(useTags) {
        Tag t = new Tag((byte) 1, "visibility");
        List<Tag> tagList = new ArrayList<Tag>();
        tagList.add(t);
        Tag[] tags = new Tag[1];
        tags[0] = t;
        kv = new KeyValue(
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        for (int iCol = 0; iCol < 10; ++iCol) {
          String qualStr = "col" + iCol;
          String valueStr = "value_" + rowStr + "_" + qualStr;
          for (int iTS = 0; iTS < 5; ++iTS) {
            if (useTags) {
              Tag t = new Tag((byte) 1, "visibility");
              Tag[] tags = new Tag[1];
              tags[0] = t;
              KeyValue kv = new KeyValue(Bytes.toBytes(rowStr), cfBytes, Bytes.toBytes(qualStr),
                  HConstants.LATEST_TIMESTAMP, Bytes.toBytes(valueStr), tags);
              p.add(kv);
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  static KeyValue toKV(String row, TagUsage tagUsage) {
    if (tagUsage == TagUsage.NO_TAG) {
      return new KeyValue(Bytes.toBytes(row), Bytes.toBytes("family"), Bytes.toBytes("qualifier"),
          Bytes.toBytes("value"));
    } else if (tagUsage == TagUsage.ONLY_TAG) {
      Tag t = new Tag((byte) 1, "myTag1");
      Tag[] tags = new Tag[1];
      tags[0] = t;
      return new KeyValue(Bytes.toBytes(row), Bytes.toBytes("family"), Bytes.toBytes("qualifier"),
          HConstants.LATEST_TIMESTAMP, Bytes.toBytes("value"), tags);
    } else {
      if (!switchKVs) {
        switchKVs = true;
        return new KeyValue(Bytes.toBytes(row), Bytes.toBytes("family"),
            Bytes.toBytes("qualifier"), Bytes.toBytes("value"));
      } else {
        switchKVs = false;
        Tag t = new Tag((byte) 1, "myTag1");
        Tag[] tags = new Tag[1];
        tags[0] = t;
        return new KeyValue(Bytes.toBytes(row), Bytes.toBytes("family"),
            Bytes.toBytes("qualifier"), HConstants.LATEST_TIMESTAMP, Bytes.toBytes("value"), tags);
      }
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      if(tagUsage == TagUsage.NO_TAG){
        kv = new KeyValue(Bytes.toBytes(key), Bytes.toBytes("family"), Bytes.toBytes("qual"),
            Bytes.toBytes(value));
        writer.append(kv);
      } else if (tagUsage == TagUsage.ONLY_TAG) {
        Tag t = new Tag((byte) 1, "myTag1");
        Tag[] tags = new Tag[1];
        tags[0] = t;
        kv = new KeyValue(Bytes.toBytes(key), Bytes.toBytes("family"), Bytes.toBytes("qual"),
            HConstants.LATEST_TIMESTAMP, Bytes.toBytes(value), tags);
        writer.append(kv);
      } else {
        if (key % 4 == 0) {
          Tag t = new Tag((byte) 1, "myTag1");
          Tag[] tags = new Tag[1];
          tags[0] = t;
          kv = new KeyValue(Bytes.toBytes(key), Bytes.toBytes("family"), Bytes.toBytes("qual"),
              HConstants.LATEST_TIMESTAMP, Bytes.toBytes(value), tags);
          writer.append(kv);
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Related Classes of org.apache.hadoop.hbase.Tag

  • org.apache.hadoop.hbase.codec.TestCellCodecWithTags
  • org.apache.hadoop.hbase.codec.TestKeyValueCodecWithTags
  • org.apache.hadoop.hbase.io.encoding.TestDataBlockEncoders
  • org.apache.hadoop.hbase.io.encoding.TestEncodedSeekers
  • org.apache.hadoop.hbase.io.encoding.TestPrefixTreeEncoding
  • org.apache.hadoop.hbase.io.hfile.TestCacheOnWrite
  • org.apache.hadoop.hbase.io.hfile.TestHFile
  • org.apache.hadoop.hbase.io.hfile.TestHFileBlock
  • org.apache.hadoop.hbase.io.hfile.TestHFileWriterV3
  • org.apache.hadoop.hbase.io.hfile.TestReseekTo
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