Package org.apache.hadoop.hive.serde2

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

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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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    row = client.fetchOne();
    dsp.setProperty(Constants.SERIALIZATION_DDL, client.getSchema());
    // 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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                         "struct test { i32 hello, skip list<string> bye, map<string,i32> another}");

      serde.initialize(new Configuration(), schema);

      // 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 = " + o);
       
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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()));
  }

  public void testAddJarShouldFailIfJarNotExist() throws Exception {
    boolean queryExecutionFailed = false;
    try {
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                         "struct test { i32 hello, skip list<string> bye, map<string,i32> another}");

      serde.initialize(new Configuration(), schema);

      // 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 = " + o);
       
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        if (!isBinary) {
          System.out.println("bytes in text =" + 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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