Examples of org.apache.hadoop.hive.serde2.lazybinary.objectinspector.LazyBinaryMapObjectInspector

Package org.apache.hadoop.hive.serde2.lazybinary.objectinspector

Examples of org.apache.hadoop.hive.serde2.lazybinary.objectinspector.LazyBinaryMapObjectInspector

org.apache.hadoop.hive.serde2.objectinspector.UnionObjectInspector
ObjectInspector for LazyBinaryMap @see LazyBinaryMap

    @Override
    public String getTypeName() {
      StringBuilder buffer = new StringBuilder();
      buffer.append("struct<");
      for(int i=0; i < fields.size(); ++i) {
        StructField field = fields.get(i);
        if (i != 0) {
          buffer.append(",");
        }
        buffer.append(field.getFieldName());
        buffer.append(":");
        buffer.append(field.getFieldObjectInspector().getTypeName());
      }
      buffer.append(">");
      return buffer.toString();
    }

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        List<StructField> other = ((OrcStructInspector) o).fields;
        if (other.size() != fields.size()) {
          return false;
        }
        for(int i = 0; i < fields.size(); ++i) {
          StructField left = other.get(i);
          StructField right = fields.get(i);
          if (!(left.getFieldName().equals(right.getFieldName()) &&
                left.getFieldObjectInspector().equals
                    (right.getFieldObjectInspector()))) {
            return false;
          }
        }
        return true;
      }

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  @Override
  public String getTypeName() {
    StringBuilder buffer = new StringBuilder();
    buffer.append("struct<");
    for(int i=0; i < fields.size(); ++i) {
      StructField field = fields.get(i);
      if (i != 0) {
        buffer.append(",");
      }
      buffer.append(field.getFieldName());
      buffer.append(":");
      buffer.append(field.getFieldObjectInspector().getTypeName());
    }
    buffer.append(">");
    return buffer.toString();
  }

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      List<StructField> other = ((OrcLazyStructObjectInspector) o).fields;
      if (other.size() != fields.size()) {
        return false;
      }
      for(int i = 0; i < fields.size(); ++i) {
        StructField left = other.get(i);
        StructField right = fields.get(i);
        if (!(left.getFieldName().equals(right.getFieldName()) &&
              left.getFieldObjectInspector().equals
                  (right.getFieldObjectInspector()))) {
          return false;
        }
      }
      return true;
    }

View Full Code Here

    writer.close();
    OrcConf.setIntVar(conf, OrcConf.ConfVars.HIVE_ORC_READ_COMPRESSION_STRIDES, 2);
    OrcConf.setBoolVar(conf, OrcConf.ConfVars.HIVE_ORC_EAGER_HDFS_READ, false);
    Reader reader = OrcFile.createReader(fs, testFilePath, conf);


    StructObjectInspector readerInspector = (StructObjectInspector) reader.getObjectInspector();
    List<? extends StructField> fields = readerInspector.getAllStructFieldRefs();
    DoubleObjectInspector columnInspector =
        (DoubleObjectInspector) fields.get(0).getFieldObjectInspector();


    RecordReader rows = reader.rows(null);
    Object row = null;


    // Skip enough values to get to the 2nd index stride in the first chunk
    for (int i = 0; i < 40001; i++) {
      row = rows.next(row);
    }


    // This will set previousOffset to be the size of the first compression block and the
    // compressionOffset to some other value (doesn't matter what point is it's different from the
    // start of the compression block)
    assertEquals(values[40000], columnInspector.get(readerInspector.getStructFieldData(row,
        fields.get(0))));


    // Skip enough values to get to the 2nd index stride of the second chunk
    for (int i = 0; i < 80000; i++) {
      rows.next(row);
    }


    // When seek is called, previousOffset will equal newCompressedOffset since the former is the
    // the length of the first compression block and the latter is the length of the third
    // compression block (remember the chunks contain 2 index strides), so if we only check this
    // (or for some other reason) we will not adjust compressedIndex, we will read the wrong data
    assertEquals(values[120000], columnInspector.get(readerInspector.getStructFieldData(row, fields.get(0))));


    rows.close();
  }

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        stats[7].toString());


    assertEquals("count: 2 min: bye max: hi", stats[9].toString());


    // check the inspectors
    StructObjectInspector readerInspector =
        (StructObjectInspector) reader.getObjectInspector();
    assertEquals(ObjectInspector.Category.STRUCT,
        readerInspector.getCategory());
    assertEquals("struct<boolean1:boolean,byte1:tinyint,short1:smallint,"
        + "int1:int,long1:bigint,float1:float,double1:double,bytes1:"
        + "binary,string1:string,middle:struct<list:array<struct<int1:int,"
        + "string1:string>>>,list:array<struct<int1:int,string1:string>>,"
        + "map:map<string,struct<int1:int,string1:string>>>",
        readerInspector.getTypeName());
    List<? extends StructField> fields =
        readerInspector.getAllStructFieldRefs();
    BooleanObjectInspector bo = (BooleanObjectInspector) readerInspector.
        getStructFieldRef("boolean1").getFieldObjectInspector();
    ByteObjectInspector by = (ByteObjectInspector) readerInspector.
        getStructFieldRef("byte1").getFieldObjectInspector();
    ShortObjectInspector sh = (ShortObjectInspector) readerInspector.
        getStructFieldRef("short1").getFieldObjectInspector();
    IntObjectInspector in = (IntObjectInspector) readerInspector.
        getStructFieldRef("int1").getFieldObjectInspector();
    LongObjectInspector lo = (LongObjectInspector) readerInspector.
        getStructFieldRef("long1").getFieldObjectInspector();
    FloatObjectInspector fl = (FloatObjectInspector) readerInspector.
        getStructFieldRef("float1").getFieldObjectInspector();
    DoubleObjectInspector dbl = (DoubleObjectInspector) readerInspector.
        getStructFieldRef("double1").getFieldObjectInspector();
    BinaryObjectInspector bi = (BinaryObjectInspector) readerInspector.
        getStructFieldRef("bytes1").getFieldObjectInspector();
    StringObjectInspector st = (StringObjectInspector) readerInspector.
        getStructFieldRef("string1").getFieldObjectInspector();
    StructObjectInspector mid = (StructObjectInspector) readerInspector.
        getStructFieldRef("middle").getFieldObjectInspector();
    List<? extends StructField> midFields =
        mid.getAllStructFieldRefs();
    ListObjectInspector midli =
        (ListObjectInspector) midFields.get(0).getFieldObjectInspector();
    StructObjectInspector inner = (StructObjectInspector)
        midli.getListElementObjectInspector();
    List<? extends StructField> inFields = inner.getAllStructFieldRefs();
    IntObjectInspector inner_in = (IntObjectInspector) inFields.get(0).getFieldObjectInspector();
    StringObjectInspector inner_st = (StringObjectInspector) inFields.get(1).getFieldObjectInspector();
    ListObjectInspector li = (ListObjectInspector) readerInspector.
        getStructFieldRef("list").getFieldObjectInspector();
    MapObjectInspector ma = (MapObjectInspector) readerInspector.
        getStructFieldRef("map").getFieldObjectInspector();
    StructObjectInspector lc = (StructObjectInspector)
        li.getListElementObjectInspector();
    StringObjectInspector mk = (StringObjectInspector)
        ma.getMapKeyObjectInspector();
    StructObjectInspector mv = (StructObjectInspector)
        ma.getMapValueObjectInspector();
    RecordReader rows = reader.rows(null);
    Object row = rows.next(null);
    assertNotNull(row);
    // check the contents of the first row

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                     StreamFactory writer,
                     boolean nullable, Configuration conf,
                     boolean useVInts, boolean lowMemoryMode,
                     MemoryEstimate memoryEstimate) throws IOException {
      super(columnId, inspector, writer, nullable, conf, useVInts, memoryEstimate);
      StructObjectInspector structObjectInspector =
        (StructObjectInspector) inspector;
      fields = structObjectInspector.getAllStructFieldRefs();
      childrenWriters = new TreeWriter[fields.size()];
      for(int i=0; i < childrenWriters.length; ++i) {
        childrenWriters[i] = createTreeWriter(
          fields.get(i).getFieldObjectInspector(), writer, true, conf, useVInts,
          lowMemoryMode, memoryEstimate);

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    @Override
    void write(Object obj) throws IOException {
      long rawDataSize = 0;
      if (obj != null) {
        StructObjectInspector insp = (StructObjectInspector) inspector;
        List<Object> fieldDataList = insp.getStructFieldsDataAsList(obj);


        for(int i = 0; i < fields.size(); ++i) {
          TreeWriter writer = childrenWriters[i];
          writer.write(fieldDataList.get(i));
          rawDataSize += writer.getRowRawDataSize();

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                  StreamFactory writer,
                  boolean nullable, Configuration conf,
                  boolean useVInts, boolean lowMemoryMode,
                  MemoryEstimate memoryEstimate) throws IOException {
      super(columnId, inspector, writer, nullable, conf, useVInts, memoryEstimate);
      UnionObjectInspector insp = (UnionObjectInspector) inspector;
      List<ObjectInspector> choices = insp.getObjectInspectors();
      childrenWriters = new TreeWriter[choices.size()];
      for(int i=0; i < childrenWriters.length; ++i) {
        childrenWriters[i] = createTreeWriter(choices.get(i), writer, true, conf, useVInts,
            lowMemoryMode, memoryEstimate);
      }

View Full Code Here


    @Override
    void write(Object obj) throws IOException {
      long rawDataSize = 0;
      if (obj != null) {
        UnionObjectInspector insp = (UnionObjectInspector) inspector;
        byte tag = insp.getTag(obj);
        tags.write(tag);
        childrenWriters[tag].write(insp.getField(obj));
        // raw data size is size of tag (1) + size of value
        rawDataSize = childrenWriters[tag].getRowRawDataSize() + RawDatasizeConst.UNION_TAG_SIZE;
      }
      super.write(obj, rawDataSize);
    }

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