Package io.crate.planner.symbol

Examples of io.crate.planner.symbol.Function

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    @SuppressWarnings("unchecked")
    public void testNormalizeSymbol() throws Exception {
        List<Symbol> args = Arrays.<Symbol>asList(
                Literal.newLiteral("%tY"),
                Literal.newLiteral(DataTypes.TIMESTAMP, DataTypes.TIMESTAMP.value("2014-03-02")));
        Function function = createFunction(FormatFunction.NAME, DataTypes.STRING, args);

        FunctionImplementation format = functions.get(function.info().ident());
        Symbol result = format.normalizeSymbol(function);

        assertLiteralSymbol(result, "2014");
    }
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        List<Symbol> args = Arrays.<Symbol>asList(
            formatString,
            createReference("name", DataTypes.STRING),
            createReference("age", DataTypes.LONG)
        );
        Function function = createFunction(FormatFunction.NAME, DataTypes.STRING, args);
        Scalar<BytesRef, Object> format = (Scalar<BytesRef, Object>) functions.get(function.info().ident());

        Input<Object> arg1 = new Input<Object>() {
            @Override
            public Object value() {
                return formatString.value();
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        op_lt_int = new LtOperator(Operator.generateInfo(LtOperator.NAME, DataTypes.INTEGER));
        op_lte_long = new LteOperator(Operator.generateInfo(LteOperator.NAME, DataTypes.LONG));
    }

    private Function getFunction(Operator operator, Symbol... symbols) {
        return new Function(operator.info(), Arrays.asList(symbols));
    }
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        List<Symbol> arguments = Arrays.<Symbol>asList(
                createReference("text", DataTypes.STRING),
                pattern
        );
        Function function = createFunction(MatchesFunction.NAME, DataTypes.STRING, arguments);
        MatchesFunction regexpImpl = (MatchesFunction) functions.get(function.info().ident());

        regexpImpl.compile(arguments);

        assertThat(regexpImpl.regexMatcher(), instanceOf(RegexMatcher.class));
        assertEquals(true, regexpImpl.regexMatcher().match(new BytesRef("foobarbequebaz bar")));
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        List<Symbol> arguments = Arrays.<Symbol>asList(
                createReference("text", DataTypes.STRING),
                pattern
        );
        Function function = createFunction(MatchesFunction.NAME, DataTypes.STRING, arguments);
        MatchesFunction regexpImpl = (MatchesFunction) functions.get(function.info().ident());

        regexpImpl.compile(arguments);

        Input[] args = new Input[2];
        args[0] = new Input<Object>() {
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    public void testEvaluate() throws Exception {
        List<Symbol> arguments = Arrays.<Symbol>asList(
                createReference("text", DataTypes.STRING),
                createReference("pattern", DataTypes.STRING)
        );
        Function function = createFunction(MatchesFunction.NAME, DataTypes.STRING, arguments);
        MatchesFunction regexpImpl = (MatchesFunction) functions.get(function.info().ident());

        regexpImpl.compile(arguments);

        Input[] args = new Input[2];
        args[0] = new Input<Object>() {
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        final Literal<BytesRef> flags = Literal.newLiteral("usn");
        List<Symbol> arguments = Arrays.<Symbol>asList(
                createReference("text", DataTypes.STRING),
                createReference("pattern", DataTypes.STRING)
        );
        Function function = createFunction(MatchesFunction.NAME, DataTypes.STRING, arguments);
        MatchesFunction regexpImpl = (MatchesFunction) functions.get(function.info().ident());

        regexpImpl.compile(arguments);

        Input[] args = new Input[3];
        args[0] = new Input<Object>() {
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    public void testNormalizeSymbol() throws Exception {
        List<Symbol> arguments = Arrays.<Symbol>asList(
                Literal.newLiteral("foobarbequebaz bar"),
                Literal.newLiteral(".*(ba).*")
        );
        Function function = createFunction(MatchesFunction.NAME, DataTypes.STRING, arguments);
        MatchesFunction regexpImpl = (MatchesFunction) functions.get(function.info().ident());

        Symbol result = regexpImpl.normalizeSymbol(function);
        BytesRef[] expected = new BytesRef[]{ new BytesRef("ba") };
        assertLiteralSymbol(result, expected, new ArrayType(DataTypes.STRING));

        arguments = Arrays.<Symbol>asList(
                createReference("text", DataTypes.STRING),
                Literal.newLiteral(".*(ba).*")
        );
        function = createFunction(MatchesFunction.NAME, DataTypes.STRING, arguments);
        regexpImpl = (MatchesFunction) functions.get(function.info().ident());

        result = regexpImpl.normalizeSymbol(function);
        assertThat(result, instanceOf(Function.class));
        assertThat((Function)result, is(function));
    }
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        FunctionImplementation eqStringImpl = functions.get(new FunctionIdent(EqOperator.NAME, typeX2(DataTypes.STRING)));
        FunctionImplementation eqAgeImpl = functions.get(new FunctionIdent(EqOperator.NAME, typeX2(DataTypes.INTEGER)));
        FunctionImplementation eqLongImpl = functions.get(new FunctionIdent(EqOperator.NAME, typeX2(DataTypes.LONG)));
        FunctionImplementation andImpl = functions.get(new FunctionIdent(AndOperator.NAME, typeX2(DataTypes.BOOLEAN)));

        Function eqName = new Function(eqStringImpl.info(), Arrays.<Symbol>asList(name_ref, Literal.newLiteral("Marvin")));
        Function eqAge = new Function(eqAgeImpl.info(), Arrays.<Symbol>asList(age_ref, Literal.newLiteral(84)));
        Function eqLong = new Function(eqLongImpl.info(), Arrays.<Symbol>asList(long_ref, Literal.newLiteral(8L)));

        Function rightAnd = new Function(andImpl.info(), Arrays.<Symbol>asList(eqAge, eqLong));
        Function leftAnd = new Function(andImpl.info(), Arrays.<Symbol>asList(eqName, rightAnd));

        xcontentAssert(leftAnd, "{\"query\":{\"bool\":{\"must\":[{\"term\":{\"name\":\"Marvin\"}},{\"bool\":{\"must\":[{\"term\":{\"age\":84}},{\"term\":{\"long_ref\":8}}]}}]}}}");
    }
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        List<Symbol> arguments = Arrays.<Symbol>asList(
                Literal.newLiteral("foobarbequebaz bar"),
                Literal.newLiteral(".*(ba).*"),
                Literal.newLiteral("us n")
        );
        Function function = createFunction(MatchesFunction.NAME, DataTypes.STRING, arguments);
        MatchesFunction regexpImpl = (MatchesFunction) functions.get(function.info().ident());

        Symbol result = regexpImpl.normalizeSymbol(function);
        BytesRef[] expected = new BytesRef[]{ new BytesRef("ba") };
        assertLiteralSymbol(result, expected, new ArrayType(DataTypes.STRING));
    }
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