Examples with Float4Holder org.apache.drill.exec.expr.holders.Float4Holder used on opensource projects

Example 6 with Float4Holder

use of org.apache.drill.exec.expr.holders.Float4Holder in project drill by axbaretto.

the class ValueHolderHelper method getFloat4Holder.

public static Float4Holder getFloat4Holder(float value) {
    Float4Holder holder = new Float4Holder();
    holder.value = value;
    return holder;
}

Example 7 with Float4Holder

use of org.apache.drill.exec.expr.holders.Float4Holder in project drill by apache.

the class TestCastFunctions method testCastFloat4.

@Test
public // cast to float4
void testCastFloat4() throws Throwable {
    final DrillbitContext bitContext = mockDrillbitContext();
    final UserClientConnection connection = Mockito.mock(UserClientConnection.class);
    final PhysicalPlanReader reader = PhysicalPlanReaderTestFactory.defaultPhysicalPlanReader(CONFIG);
    final PhysicalPlan plan = reader.readPhysicalPlan(Files.asCharSource(DrillFileUtils.getResourceAsFile("/functions/cast/testCastFloat4.json"), Charsets.UTF_8).read());
    final FunctionImplementationRegistry registry = new FunctionImplementationRegistry(CONFIG);
    final FragmentContextImpl context = new FragmentContextImpl(bitContext, PlanFragment.getDefaultInstance(), connection, registry);
    final SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) plan.getSortedOperators(false).iterator().next()));
    while (exec.next()) {
        final Float4Vector c0 = exec.getValueVectorById(new SchemaPath("varchar_cast2", ExpressionPosition.UNKNOWN), Float4Vector.class);
        final Float4Vector.Accessor a0 = c0.getAccessor();
        int count = 0;
        for (int i = 0; i < c0.getAccessor().getValueCount(); i++) {
            final Float4Holder holder0 = new Float4Holder();
            a0.get(i, holder0);
            assertEquals(12.56, holder0.value, 0.001);
            ++count;
        }
        assertEquals(5, count);
    }
    exec.close();
    context.close();
    if (context.getExecutorState().getFailureCause() != null) {
        throw context.getExecutorState().getFailureCause();
    }
    assertTrue(!context.getExecutorState().isFailed());
}