Package org.apache.pig.newplan.logical.visitor

Examples of org.apache.pig.newplan.logical.visitor.TypeCheckingExpVisitor

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        AddExpression add1 = new AddExpression(plan, constant1, constant2);

        CompilationMessageCollector collector = new CompilationMessageCollector();
        LogicalRelationalOperator dummyRelOp = createDummyRelOpWithAlias();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(plan, collector, dummyRelOp);
        try {
            expTypeChecker.visit();
            fail("Exception expected");
        } catch (TypeCheckerException pve) {
            String msg = "In alias dummy, incompatible types in " +
            "Add Operator left hand side:chararray right hand side:long";
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        GreaterThanExpression gt1 = new GreaterThanExpression(plan, constant1, constant2);
        EqualExpression equal1 = new EqualExpression(plan, gt1, constant3);

        CompilationMessageCollector collector = new CompilationMessageCollector();
        LogicalRelationalOperator dummyRelOp = createDummyRelOpWithAlias();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(plan, collector, dummyRelOp);
        try {
            expTypeChecker.visit();
            fail("Exception expected");
        }
        catch (TypeCheckerException pve) {
            // good
        }
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        EqualExpression equal1 = new EqualExpression(plan, cast1, constant2);

        CompilationMessageCollector collector = new CompilationMessageCollector();

        LogicalRelationalOperator dummyRelOp = createDummyRelOpWithAlias();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(plan, collector, dummyRelOp);
        expTypeChecker.visit();
        printMessageCollector(collector);
        //printTypeGraph(plan);

        if (collector.hasError()) {
            throw new Exception("Error during type checking");
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                org.apache.pig.newplan.logical.Util.translateFieldSchema(new FieldSchema(null, castSchema, DataType.TUPLE)));

        EqualExpression equal1 = new EqualExpression(plan, cast1, constant2);
        CompilationMessageCollector collector = new CompilationMessageCollector();
        LogicalRelationalOperator dummyRelOp = createDummyRelOpWithAlias();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(plan, collector, dummyRelOp);
        expTypeChecker.visit();

        printMessageCollector(collector);
        //printTypeGraph(plan);

        if (collector.hasError()) {
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        GreaterThanExpression gt1 = new GreaterThanExpression(plan, constant1, constant2);
        EqualExpression equal1 = new EqualExpression(plan, gt1, constant3);
        NotEqualExpression nq1 = new NotEqualExpression(plan, gt1, constant3);

        CompilationMessageCollector collector = new CompilationMessageCollector();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(
                plan, collector, null);
        expTypeChecker.visit();

        plan.explain(System.out, "text", true);

        printMessageCollector(collector);
        // printTypeGraph(plan);
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        CastExpression cast1 = new CastExpression(plan,  constant3, createFS(DataType.BYTEARRAY));
        EqualExpression equal1 = new EqualExpression(plan, gt1, cast1);
        NotEqualExpression nq1 = new NotEqualExpression(plan, gt1, cast1);

        CompilationMessageCollector collector = new CompilationMessageCollector();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(
                plan, collector, null);

        try {
            expTypeChecker.visit();
            fail("Exception expected");
        } catch (TypeCheckerException pve) {
            // good
        }
        printMessageCollector(collector);
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        GreaterThanEqualExpression gte1 = new GreaterThanEqualExpression(plan, constant3, constant4);
        EqualExpression eq1 = new EqualExpression(plan, constant0, constant1);
        NotEqualExpression neq1 = new NotEqualExpression(plan, constant0, constant2);

        CompilationMessageCollector collector = new CompilationMessageCollector();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(
                plan, collector, null);
        expTypeChecker.visit();

        plan.explain(System.out, "text", true);

        printMessageCollector(collector);
        // printTypeGraph(plan);
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        ConstantExpression constant1 = new ConstantExpression(plan, new DataByteArray("1970-01-01T00:00:00.000Z"));
        CastExpression cast1 = new CastExpression(plan,  constant1, createFS(DataType.BYTEARRAY));
        EqualExpression eq1 = new EqualExpression(plan, constant0, cast1);

        CompilationMessageCollector collector = new CompilationMessageCollector();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(
                plan, collector, null);

        try {
            expTypeChecker.visit();
            fail("Exception expected");
        } catch (TypeCheckerException pve) {
            // good
        }
        printMessageCollector(collector);
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        // Before type checking its set correctly - PIG-421
        // System.out.println(DataType.findTypeName(mul1.getType()));
        // assertEquals(DataType.DOUBLE, mul1.getType());

        CompilationMessageCollector collector = new CompilationMessageCollector();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(plan, collector, null);
        expTypeChecker.visit();
        printMessageCollector(collector);

        //printTypeGraph(plan);

        // After type checking
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        // Before type checking its set correctly = PIG-421
        // assertEquals(DataType.LONG, subtract1.getType());

        CompilationMessageCollector collector = new CompilationMessageCollector();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(plan, collector, null);
        expTypeChecker.visit();
        printMessageCollector(collector);

        //printTypeGraph(plan);

        // After type checking
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Related Classes of org.apache.pig.newplan.logical.visitor.TypeCheckingExpVisitor

  • org.apache.pig.EvalFunc.SchemaType
  • org.apache.pig.FuncSpec
  • org.apache.pig.impl.logicalLayer.schema.Schema
  • org.apache.pig.impl.logicalLayer.schema.Schema.FieldSchema
  • org.apache.pig.newplan.logical.expression.CastExpression
  • org.apache.pig.newplan.logical.expression.LogicalExpression
  • org.apache.pig.newplan.logical.relational.LogicalSchema
  • org.apache.pig.newplan.logical.relational.LogicalSchema.LogicalFieldSchema
  • org.apache.pig.newplan.ReverseDependencyOrderWalker
  • org.apache.pig.PigWarning
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