Examples with GenericUDFDateDiff org.apache.hadoop.hive.ql.udf.generic.GenericUDFDateDiff used on opensource projects

Example 1 with GenericUDFDateDiff

use of org.apache.hadoop.hive.ql.udf.generic.GenericUDFDateDiff in project hive by apache.

the class TestGenericUDFDateDiff method testDateWritablepToDate.

public void testDateWritablepToDate() throws HiveException {
    GenericUDFDateDiff udf = new GenericUDFDateDiff();
    ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory.writableDateObjectInspector;
    ObjectInspector valueOI2 = PrimitiveObjectInspectorFactory.writableDateObjectInspector;
    ObjectInspector[] arguments = { valueOI1, valueOI2 };
    udf.initialize(arguments);
    DeferredObject valueObj1 = new DeferredJavaObject(new DateWritable(new Date(109, 06, 20)));
    DeferredObject valueObj2 = new DeferredJavaObject(new DateWritable(new Date(109, 06, 10)));
    DeferredObject[] args = { valueObj1, valueObj2 };
    IntWritable output = (IntWritable) udf.evaluate(args);
    assertEquals("datediff() test for DATEWRITABLE failed ", "10", output.toString());
    // Test with null args
    args = new DeferredObject[] { new DeferredJavaObject(null), valueObj2 };
    assertNull("date_add() 1st arg null", udf.evaluate(args));
    args = new DeferredObject[] { valueObj1, new DeferredJavaObject(null) };
    assertNull("date_add() 2nd arg null", udf.evaluate(args));
    args = new DeferredObject[] { new DeferredJavaObject(null), new DeferredJavaObject(null) };
    assertNull("date_add() both args null", udf.evaluate(args));
}

Example 2 with GenericUDFDateDiff

use of org.apache.hadoop.hive.ql.udf.generic.GenericUDFDateDiff in project hive by apache.

the class TestGenericUDFDateDiff method testTimestampToDate.

public void testTimestampToDate() throws HiveException {
    GenericUDFDateDiff udf = new GenericUDFDateDiff();
    ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory.writableTimestampObjectInspector;
    ObjectInspector valueOI2 = PrimitiveObjectInspectorFactory.writableTimestampObjectInspector;
    ObjectInspector[] arguments = { valueOI1, valueOI2 };
    udf.initialize(arguments);
    DeferredObject valueObj1 = new DeferredJavaObject(new TimestampWritable(new Timestamp(109, 06, 20, 0, 0, 0, 0)));
    DeferredObject valueObj2 = new DeferredJavaObject(new TimestampWritable(new Timestamp(109, 06, 17, 0, 0, 0, 0)));
    DeferredObject[] args = { valueObj1, valueObj2 };
    IntWritable output = (IntWritable) udf.evaluate(args);
    assertEquals("datediff() test for TIMESTAMP failed ", "3", output.toString());
    // Test with null args
    args = new DeferredObject[] { new DeferredJavaObject(null), valueObj2 };
    assertNull("date_add() 1st arg null", udf.evaluate(args));
    args = new DeferredObject[] { valueObj1, new DeferredJavaObject(null) };
    assertNull("date_add() 2nd arg null", udf.evaluate(args));
    args = new DeferredObject[] { new DeferredJavaObject(null), new DeferredJavaObject(null) };
    assertNull("date_add() both args null", udf.evaluate(args));
}

Example 3 with GenericUDFDateDiff

use of org.apache.hadoop.hive.ql.udf.generic.GenericUDFDateDiff in project hive by apache.

the class TestGenericUDFDateDiff method testStringToDate.

public void testStringToDate() throws HiveException {
    GenericUDFDateDiff udf = new GenericUDFDateDiff();
    ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory.javaStringObjectInspector;
    ObjectInspector valueOI2 = PrimitiveObjectInspectorFactory.javaStringObjectInspector;
    ObjectInspector[] arguments = { valueOI1, valueOI2 };
    udf.initialize(arguments);
    DeferredObject valueObj1 = new DeferredJavaObject(new Text("2009-07-20"));
    DeferredObject valueObj2 = new DeferredJavaObject(new Text("2009-07-22"));
    DeferredObject[] args = { valueObj1, valueObj2 };
    IntWritable output = (IntWritable) udf.evaluate(args);
    assertEquals("date_iff() test for STRING failed ", "-2", output.toString());
    // Test with null args
    args = new DeferredObject[] { new DeferredJavaObject(null), valueObj2 };
    assertNull("date_add() 1st arg null", udf.evaluate(args));
    args = new DeferredObject[] { valueObj1, new DeferredJavaObject(null) };
    assertNull("date_add() 2nd arg null", udf.evaluate(args));
    args = new DeferredObject[] { new DeferredJavaObject(null), new DeferredJavaObject(null) };
    assertNull("date_add() both args null", udf.evaluate(args));
}