Examples with DoubleWritable org.apache.hadoop.hive.serde2.io.DoubleWritable used on opensource projects

Example 66 with DoubleWritable

use of org.apache.hadoop.hive.serde2.io.DoubleWritable in project hive by apache.

the class TestGenericUDFPower method testDoulePowerDecimal.

@Test
public void testDoulePowerDecimal() throws HiveException {
    GenericUDFPower udf = new GenericUDFPower();
    DoubleWritable left = new DoubleWritable(-4.52);
    HiveDecimalWritable right = new HiveDecimalWritable(HiveDecimal.create("3"));
    ObjectInspector[] inputOIs = { PrimitiveObjectInspectorFactory.writableDoubleObjectInspector, PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(TypeInfoFactory.getDecimalTypeInfo(5, 2)) };
    DeferredObject[] args = { new DeferredJavaObject(left), new DeferredJavaObject(right) };
    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.doubleTypeInfo, oi.getTypeInfo());
    DoubleWritable res = (DoubleWritable) udf.evaluate(args);
    Assert.assertEquals("Unexpected result", -4.52 * 4.52 * 4.52, res.get(), EPSILON);
}

Example 67 with DoubleWritable

use of org.apache.hadoop.hive.serde2.io.DoubleWritable in project hive by apache.

the class TestGenericUDFPower method testVarcharPowerInt.

@Test
public void testVarcharPowerInt() throws HiveException {
    GenericUDFPower udf = new GenericUDFPower();
    HiveVarcharWritable left = new HiveVarcharWritable();
    left.set("3.14");
    IntWritable right = new IntWritable(2);
    ObjectInspector[] inputOIs = { PrimitiveObjectInspectorFactory.writableHiveVarcharObjectInspector, PrimitiveObjectInspectorFactory.writableIntObjectInspector };
    DeferredObject[] args = { new DeferredJavaObject(left), new DeferredJavaObject(right) };
    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(oi.getTypeInfo(), TypeInfoFactory.doubleTypeInfo);
    DoubleWritable res = (DoubleWritable) udf.evaluate(args);
    Assert.assertEquals(3.14 * 3.14, res.get(), EPSILON);
}

Example 68 with DoubleWritable

use of org.apache.hadoop.hive.serde2.io.DoubleWritable in project hive by apache.

the class TestGenericUDFPower method testDoublePowerLong.

@Test
public void testDoublePowerLong() throws HiveException {
    GenericUDFPower udf = new GenericUDFPower();
    DoubleWritable left = new DoubleWritable(4.5);
    LongWritable right = new LongWritable(4);
    ObjectInspector[] inputOIs = { PrimitiveObjectInspectorFactory.writableDoubleObjectInspector, PrimitiveObjectInspectorFactory.writableLongObjectInspector };
    DeferredObject[] args = { new DeferredJavaObject(left), new DeferredJavaObject(right) };
    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.doubleTypeInfo, oi.getTypeInfo());
    DoubleWritable res = (DoubleWritable) udf.evaluate(args);
    Assert.assertEquals(4.5 * 4.5 * 4.5 * 4.5, res.get(), EPSILON);
}

Example 69 with DoubleWritable

use of org.apache.hadoop.hive.serde2.io.DoubleWritable in project hive by apache.

the class TestGenericUDFPower method testDecimalPowerDecimal.

@Test
public void testDecimalPowerDecimal() throws HiveException {
    GenericUDFPower udf = new GenericUDFPower();
    HiveDecimalWritable left = new HiveDecimalWritable(HiveDecimal.create("14.5"));
    HiveDecimalWritable right = new HiveDecimalWritable(HiveDecimal.create("-3.2"));
    ObjectInspector[] inputOIs = { PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(TypeInfoFactory.getDecimalTypeInfo(3, 1)), PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(TypeInfoFactory.getDecimalTypeInfo(5, 2)) };
    DeferredObject[] args = { new DeferredJavaObject(left), new DeferredJavaObject(right) };
    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.doubleTypeInfo, oi.getTypeInfo());
    DoubleWritable res = (DoubleWritable) udf.evaluate(args);
    Assert.assertEquals(1.9214203800477838E-4, res.get(), EPSILON);
}

Example 70 with DoubleWritable

use of org.apache.hadoop.hive.serde2.io.DoubleWritable in project hive by apache.

the class TestGenericUDFRound method getExpectedResult.

@Override
public InspectableObject[] getExpectedResult() {
    DataBuilder db = new DataBuilder();
    db.setColumnNames("_col1", "_col2", "_col3", "_col4", "_col5", "_col6", "_col7", "_col8");
    db.setColumnTypes(PrimitiveObjectInspectorFactory.javaStringObjectInspector, PrimitiveObjectInspectorFactory.writableIntObjectInspector, PrimitiveObjectInspectorFactory.writableDoubleObjectInspector, PrimitiveObjectInspectorFactory.writableFloatObjectInspector, PrimitiveObjectInspectorFactory.writableByteObjectInspector, PrimitiveObjectInspectorFactory.writableShortObjectInspector, PrimitiveObjectInspectorFactory.writableLongObjectInspector, PrimitiveObjectInspectorFactory.writableHiveDecimalObjectInspector);
    db.addRow(null, new IntWritable(170), new DoubleWritable(1.1), new FloatWritable(32f), new ByteWritable((byte) 0), new ShortWritable((short) 1234), new LongWritable(123500L), new HiveDecimalWritable(HiveDecimal.create("983.724")));
    db.addRow(new DoubleWritable(-200), null, null, new FloatWritable(0f), new ByteWritable((byte) 100), new ShortWritable((short) 551), new LongWritable(900L), new HiveDecimalWritable(HiveDecimal.create("983723.005")));
    db.addRow(new DoubleWritable(500), new IntWritable(22345), new DoubleWritable(-23.000), new FloatWritable(-3f), new ByteWritable((byte) 100), new ShortWritable((short) 2321), new LongWritable(9200L), new HiveDecimalWritable(HiveDecimal.create("-932032.7")));
    return db.createRows();
}