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

Example 1 with GenericUDFFromUtcTimestamp

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

the class TestUtilities method testSerializeTimestamp.

@Test
public void testSerializeTimestamp() {
    Timestamp ts = new Timestamp(1374554702000L);
    ts.setNanos(123456);
    ExprNodeConstantDesc constant = new ExprNodeConstantDesc(ts);
    List<ExprNodeDesc> children = new ArrayList<ExprNodeDesc>(1);
    children.add(constant);
    ExprNodeGenericFuncDesc desc = new ExprNodeGenericFuncDesc(TypeInfoFactory.timestampTypeInfo, new GenericUDFFromUtcTimestamp(), children);
    assertEquals(desc.getExprString(), SerializationUtilities.deserializeExpression(SerializationUtilities.serializeExpression(desc)).getExprString());
}