Package org.apache.hadoop.hive.serde2

Examples of org.apache.hadoop.hive.serde2.SerDe.deserialize()

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    }

    // Try to deserialize
    Object[] deserialized = new Object[structs.length];
    for (int i=0; i<structs.length; i++) {
      deserialized[i] = serde.deserialize(bytes[i]);
      if (!structs[i].equals(deserialized[i])) {
        System.out.println("structs[i] = " + structs[i]);
        System.out.println("deserialized[i] = " + deserialized[i]);
        System.out.println("serialized[i] = " + hexString(bytes[i]));
        assertEquals(structs[i], deserialized[i]);
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      System.out.println("compare to    =" + compare + ">");
       
      assertTrue(compare.equals( new String(bytes.get(), 0, bytes.getSize())));
     
      // Try to deserialize
      Object o = serde.deserialize(bytes);
      System.out.println("o class = " + o.getClass());
      List<?> olist = (List<?>)o;
      System.out.println("o size = " + olist.size());
      System.out.println("o[0] class = " + olist.get(0).getClass());
      System.out.println("o[1] class = " + olist.get(1).getClass());
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      BytesWritable bytes = (BytesWritable) serde.serialize(struct, oi);
       
      hexString(bytes);

      // Try to deserialize
      Object o = serde.deserialize(bytes);
      assertEquals(struct, o);
     
    } catch (Throwable e) {
      e.printStackTrace();
      throw e;
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      BytesWritable bytes = (BytesWritable) serde.serialize(struct, oi);
       
      hexString(bytes);

      // Try to deserialize
      Object o = serde.deserialize(bytes);
      List<?> olist = (List<?>)o;

      assertTrue(olist.size() == 3);
      assertEquals(null, olist.get(0));
      assertEquals(null, olist.get(1));
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      BytesWritable bytes = (BytesWritable) serde.serialize(struct, oi);
       
      hexString(bytes);

      // Try to deserialize
      Object o = serde.deserialize(bytes);
      List<?> olist = (List<?>)o;

      assertTrue(olist.size() == 3);
      assertEquals(null, olist.get(0));
      assertEquals(0, ((List<?>)olist.get(1)).size());
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      BytesWritable bytes = (BytesWritable) serde.serialize(struct, oi);
       
      hexString(bytes);

      // Try to deserialize
      Object o = serde.deserialize(bytes);
      List<?> olist = (List<?>)o;

      assertTrue(olist.size() == 3);
      assertEquals(new Integer(0), (Integer)olist.get(0));
      List<?> num1 = (List<?>)olist.get(1);
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      // Try to serialize
      BytesWritable bytes = (BytesWritable) serde.serialize(struct, oi);

      // Try to deserialize
      Object o = serde.deserialize(bytes);
      List<?> olist = (List<?>)o;


      assertEquals(4, olist.size());
      assertEquals(innerStruct, olist.get(0));
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    dsp.setProperty(Constants.SERIALIZATION_LIB, ds.getClass().toString());
    dsp.setProperty(Constants.FIELD_DELIM, "9");
    ds.initialize(new Configuration(), dsp);

    String row = client.fetchOne();
    Object o = ds.deserialize(new BytesWritable(row.getBytes()));

    assertEquals(o.getClass().toString(), "class java.util.ArrayList");
    List<?> lst = (List<?>)o;
    assertEquals(lst.get(0), 238);
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    dsp.setProperty(Constants.SERIALIZATION_DDL, serDDL);
    // Need a new DynamicSerDe instance - re-initialization is not supported.
    ds = new DynamicSerDe();
    ds.initialize(new Configuration(), dsp);
    o = ds.deserialize(new BytesWritable(row.getBytes()));
  }

}
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            LazySimpleSerDe testSD = new LazySimpleSerDe();
            testSD.initialize(conf, tblProps);

            Writable s3 = testSD.serialize(s, hrsd.getObjectInspector());
            LOG.info("THREE: {}", s3);
            Object o3 = testSD.deserialize(s3);
            Assert.assertFalse(r.getClass().equals(o3.getClass()));

            // then serialize again using hrsd, and compare results
            HCatRecord s4 = (HCatRecord) hrsd.serialize(o3, testSD.getObjectInspector());
            LOG.info("FOUR: {}", s4);
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