Package org.apache.hadoop.hive.serde2.io

Examples of org.apache.hadoop.hive.serde2.io.ByteWritable

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            : (BooleanWritable) reuse;
        r = in.readBoolean(r);
        return r;
      }
      case BYTE: {
        ByteWritable r = reuse == null ? new ByteWritable()
            : (ByteWritable) reuse;
        r = in.readByte(r);
        return r;
      }
      case SHORT: {
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        tbOut.write(r);
        return;
      }
      case BYTE: {
        ByteObjectInspector boi = (ByteObjectInspector) poi;
        ByteWritable r = reuse == null ? new ByteWritable()
            : (ByteWritable) reuse;
        r.set(boi.get(o));
        tbOut.write(r);
        return;
      }
      case SHORT: {
        ShortObjectInspector spoi = (ShortObjectInspector) poi;
        ShortWritable r = reuse == null ? new ShortWritable()
            : (ShortWritable) reuse;
        r.set(spoi.get(o));
        tbOut.write(r);
        return;
      }
      case INT: {
        IntObjectInspector ioi = (IntObjectInspector) poi;
        IntWritable r = reuse == null ? new IntWritable() : (IntWritable) reuse;
        r.set(ioi.get(o));
        tbOut.write(r);
        return;
      }
      case LONG: {
        LongObjectInspector loi = (LongObjectInspector) poi;
        LongWritable r = reuse == null ? new LongWritable()
            : (LongWritable) reuse;
        r.set(loi.get(o));
        tbOut.write(r);
        return;
      }
      case FLOAT: {
        FloatObjectInspector foi = (FloatObjectInspector) poi;
        FloatWritable r = reuse == null ? new FloatWritable()
            : (FloatWritable) reuse;
        r.set(foi.get(o));
        tbOut.write(r);
        return;
      }
      case DOUBLE: {
        DoubleObjectInspector doi = (DoubleObjectInspector) poi;
        DoubleWritable r = reuse == null ? new DoubleWritable()
            : (DoubleWritable) reuse;
        r.set(doi.get(o));
        tbOut.write(r);
        return;
      }
      case STRING: {
        StringObjectInspector soi = (StringObjectInspector) poi;
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  }

  private Writable allocateWritable(Type type) {
    switch (type) {
    case BYTE:
      return new ByteWritable();
    case BOOL:
      return new BooleanWritable();
    case INT:
      return new IntWritable();
    case SHORT:
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      // Data
      Text t = new Text("123\t456\t789\t1000\t5.3\thive and hadoop\t1.\tNULL\t");
      t.append(new byte[]{(byte)Integer.parseInt("10111111", 2)}, 0, 1);
      StringBuffer sb = new StringBuffer("123\t456\t789\t1000\t5.3\thive and hadoop\tNULL\tNULL\t");
      String s = sb.append(new String(Base64.encodeBase64(new byte[]{(byte)Integer.parseInt("10111111", 2)}))).toString();
      Object[] expectedFieldsData = {new ByteWritable((byte) 123),
          new ShortWritable((short) 456), new IntWritable(789),
          new LongWritable(1000), new DoubleWritable(5.3),
          new Text("hive and hadoop"), null, null, new BytesWritable(new byte[]{(byte)Integer.parseInt("10111111", 2)})};

      // Test
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      serDe.initialize(conf, tbl);

      // Data
      Text t = new Text("123\t456\t789\t1000\t5.3\thive and hadoop\t1.\ta\tb\t");
      String s = "123\t456\t789\t1000\t5.3\thive and hadoop\tNULL\ta\tb\t";
      Object[] expectedFieldsData = {new ByteWritable((byte) 123),
          new ShortWritable((short) 456), new IntWritable(789),
          new LongWritable(1000), new DoubleWritable(5.3),
          new Text("hive and hadoop"), null, new Text("a\tb\t")};

      // Test
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      serDe.initialize(conf, tbl);

      // Data
      Text t = new Text("123\t456\t789\t1000\t5.3\thive and hadoop\t1.\ta\tb\t");
      String s = "123\t456\t789\t1000\t5.3\thive and hadoop\tNULL\ta";
      Object[] expectedFieldsData = {new ByteWritable((byte) 123),
          new ShortWritable((short) 456), new IntWritable(789),
          new LongWritable(1000), new DoubleWritable(5.3),
          new Text("hive and hadoop"), null, new Text("a")};

      // Test
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      serDe.initialize(conf, tbl);

      // Data
      Text t = new Text("123\t456\t789\t1000\t5.3\t");
      String s = "123\t456\t789\t1000\t5.3\t\tNULL\tNULL";
      Object[] expectedFieldsData = {new ByteWritable((byte) 123),
          new ShortWritable((short) 456), new IntWritable(789),
          new LongWritable(1000), new DoubleWritable(5.3), new Text(""), null,
          null};

      // Test
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      // Byte
      Converter byteConverter = ObjectInspectorConverters.getConverter(
          PrimitiveObjectInspectorFactory.javaIntObjectInspector,
          PrimitiveObjectInspectorFactory.writableByteObjectInspector);
      assertEquals("ByteConverter", new ByteWritable((byte) 0), byteConverter
          .convert(Integer.valueOf(0)));
      assertEquals("ByteConverter", new ByteWritable((byte) 1), byteConverter
          .convert(Integer.valueOf(1)));

      // Short
      Converter shortConverter = ObjectInspectorConverters.getConverter(
          PrimitiveObjectInspectorFactory.javaIntObjectInspector,
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      LazyByte b = new LazyByte(
          LazyPrimitiveObjectInspectorFactory.LAZY_BYTE_OBJECT_INSPECTOR);
      initLazyObject(b, new byte[] {'0'}, 0, 0);
      assertNull(b.getWritableObject());
      initLazyObject(b, new byte[] {'0'}, 0, 1);
      assertEquals(new ByteWritable((byte) 0), b.getWritableObject());
      initLazyObject(b, new byte[] {'+', '0'}, 0, 2);
      assertEquals(new ByteWritable((byte) 0), b.getWritableObject());
      initLazyObject(b, new byte[] {'-', '0'}, 0, 2);
      assertEquals(new ByteWritable((byte) 0), b.getWritableObject());
      initLazyObject(b, new byte[] {'a', '1', 'b'}, 1, 1);
      assertEquals(new ByteWritable((byte) 1), b.getWritableObject());
      initLazyObject(b, new byte[] {'a', '-', '1'}, 1, 2);
      assertEquals(new ByteWritable((byte) -1), b.getWritableObject());
      initLazyObject(b, new byte[] {'a', '+', '1'}, 1, 2);
      assertEquals(new ByteWritable((byte) 1), b.getWritableObject());
      initLazyObject(b, new byte[] {'-', '1', '2', '8'}, 0, 4);
      assertEquals(new ByteWritable((byte) -128), b.getWritableObject());
      initLazyObject(b, new byte[] {'+', '1', '2', '7'}, 0, 4);
      assertEquals(new ByteWritable((byte) 127), b.getWritableObject());

      initLazyObject(b, new byte[] {'a', '1', 'b'}, 1, 2);
      assertNull(b.getWritableObject());
      initLazyObject(b, new byte[] {'+', '1', '2', '8'}, 0, 4);
      assertNull(b.getWritableObject());
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      LazyArray b = (LazyArray) LazyFactory.createLazyObject(oi);
      byte[] data = new byte[] {'-', '1', 1, '\\', 'N', 1, '8'};
      TestLazyPrimitive.initLazyObject(b, data, 0, data.length);

      assertNull(b.getListElementObject(-1));
      assertEquals(new ByteWritable((byte) -1), ((LazyByte) b
          .getListElementObject(0)).getWritableObject());
      assertEquals(new ByteWritable((byte) -1), ((LazyByte) b.getList().get(0))
          .getWritableObject());
      assertNull(b.getListElementObject(1));
      assertNull(b.getList().get(1));
      assertEquals(new ByteWritable((byte) 8), ((LazyByte) b
          .getListElementObject(2)).getWritableObject());
      assertEquals(new ByteWritable((byte) 8), ((LazyByte) b.getList().get(2))
          .getWritableObject());
      assertNull(b.getListElementObject(3));
      assertEquals(3, b.getList().size());

      // Array of String
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