Examples with Input io.crate.data.Input used on opensource projects

Example 1 with Input

use of io.crate.data.Input in project crate by crate.

the class AnyLikeOperatorTest method testNegateLike.

@Test
public void testNegateLike() throws Exception {
    Literal patternLiteral = Literal.of("A");
    Literal valuesLiteral = Literal.of(new ArrayType(DataTypes.STRING), new Object[] { new BytesRef("A"), new BytesRef("B") });
    FunctionImplementation impl = new AnyLikeOperator.AnyLikeResolver().getForTypes(Arrays.asList(DataTypes.STRING, valuesLiteral.valueType()));
    Function anyLikeFunction = new Function(impl.info(), Arrays.<Symbol>asList(patternLiteral, valuesLiteral));
    Input<Boolean> normalized = (Input<Boolean>) impl.normalizeSymbol(anyLikeFunction, new TransactionContext(SessionContext.SYSTEM_SESSION));
    assertThat(normalized.value(), is(true));
    assertThat(new NotPredicate().evaluate(normalized), is(false));
}

Example 2 with Input

use of io.crate.data.Input in project crate by crate.

the class AnyNotLikeOperatorTest method testNegateNotLike.

@Test
public void testNegateNotLike() throws Exception {
    Literal patternLiteral = Literal.of("A");
    Literal valuesLiteral = Literal.of(new ArrayType(DataTypes.STRING), new Object[] { new BytesRef("A"), new BytesRef("B") });
    FunctionImplementation impl = new AnyNotLikeOperator.AnyNotLikeResolver().getForTypes(Arrays.asList(DataTypes.STRING, valuesLiteral.valueType()));
    Function anyNotLikeFunction = new Function(impl.info(), Arrays.<Symbol>asList(patternLiteral, valuesLiteral));
    Input<Boolean> normalized = (Input<Boolean>) impl.normalizeSymbol(anyNotLikeFunction, new TransactionContext(SessionContext.SYSTEM_SESSION));
    assertThat(normalized.value(), is(true));
    assertThat(new NotPredicate().evaluate(normalized), is(false));
}

Example 3 with Input

use of io.crate.data.Input in project crate by crate.

the class SysNodesExpressionsTest method testLoad.

@Test
public void testLoad() throws Exception {
    Reference refInfo = refInfo("sys.nodes.load", DataTypes.OBJECT, RowGranularity.NODE);
    io.crate.operation.reference.NestedObjectExpression load = (io.crate.operation.reference.NestedObjectExpression) resolver.getChildImplementation(refInfo.ident().columnIdent().name());
    Map<String, Object> v = load.value();
    assertNull(v.get("something"));
    assertEquals(1D, v.get("1"));
    assertEquals(5D, v.get("5"));
    assertEquals(15D, v.get("15"));
    Input ci = load.getChildImplementation("1");
    assertEquals(1D, ci.value());
    ci = load.getChildImplementation("5");
    assertEquals(5D, ci.value());
    ci = load.getChildImplementation("15");
    assertEquals(15D, ci.value());
}

Example 4 with Input

use of io.crate.data.Input in project crate by crate.

the class BaseImplementationSymbolVisitor method visitFunction.

@Override
public Input<?> visitFunction(Function function, C context) {
    final FunctionImplementation functionImplementation = functions.get(function.info().ident());
    if (functionImplementation instanceof Scalar<?, ?>) {
        List<Symbol> arguments = function.arguments();
        Scalar<?, ?> scalarImpl = ((Scalar) functionImplementation).compile(arguments);
        Input[] argumentInputs = new Input[arguments.size()];
        int i = 0;
        for (Symbol argument : function.arguments()) {
            argumentInputs[i++] = process(argument, context);
        }
        return new FunctionExpression<>(scalarImpl, argumentInputs);
    } else {
        throw new IllegalArgumentException(SymbolFormatter.format("Cannot find implementation for function %s", function));
    }
}

Example 5 with Input

use of io.crate.data.Input in project crate by crate.

the class TableFunctionCollectSource method getCollector.

@Override
public CrateCollector getCollector(CollectPhase collectPhase, BatchConsumer consumer, JobCollectContext jobCollectContext) {
    TableFunctionCollectPhase phase = (TableFunctionCollectPhase) collectPhase;
    WhereClause whereClause = phase.whereClause();
    if (whereClause.noMatch()) {
        return RowsCollector.empty(consumer);
    }
    TableFunctionImplementation functionImplementation = phase.relation().functionImplementation();
    TableInfo tableInfo = functionImplementation.createTableInfo(clusterService);
    //noinspection unchecked  Only literals can be passed to table functions. Anything else is invalid SQL
    List<Input<?>> inputs = (List<Input<?>>) (List) phase.relation().function().arguments();
    List<Reference> columns = new ArrayList<>(tableInfo.columns());
    List<Input<?>> topLevelInputs = new ArrayList<>(phase.toCollect().size());
    InputFactory.Context<InputCollectExpression> ctx = inputFactory.ctxForRefs(i -> new InputCollectExpression(columns.indexOf(i)));
    for (Symbol symbol : phase.toCollect()) {
        topLevelInputs.add(ctx.add(symbol));
    }
    Iterable<Row> rows = Iterables.transform(functionImplementation.execute(inputs), new ValueAndInputRow<>(topLevelInputs, ctx.expressions()));
    if (whereClause.hasQuery()) {
        Input<Boolean> condition = (Input<Boolean>) ctx.add(whereClause.query());
        rows = Iterables.filter(rows, InputCondition.asPredicate(condition));
    }
    OrderBy orderBy = phase.orderBy();
    if (orderBy != null) {
        rows = RowsTransformer.sortRows(Iterables.transform(rows, Row::materialize), phase);
    }
    return RowsCollector.forRows(rows, phase.toCollect().size(), consumer);
}