Package org.apache.pig.newplan.logical.expression

Examples of org.apache.pig.newplan.logical.expression.LogicalExpressionPlan

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        // Check that the projections in filter are now set properly
        List<Operator> roots = changedPlan.getSources();
        assertEquals(1, roots.size());
        LOFilter D = (LOFilter)roots.get(0);
        assertNotNull(D);
        LogicalExpressionPlan filterPlan = D.getFilterPlan();
        List<Operator> leaves = filterPlan.getSinks();
        assertEquals(2, leaves.size());
        ProjectExpression proj = null;
        for (Operator leaf : leaves) {
            if (leaf instanceof ProjectExpression) {
                proj = (ProjectExpression)leaf;
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        newLogicalPlan.getSuccessors( newLogicalPlan.getSources().get(0) ).get(0);
        assertEquals( LOFilter.class,
                fil.getClass() );
        LOFilter filter = (LOFilter)fil;
       
        LogicalExpressionPlan filPlan = filter.getFilterPlan();
       
        assertEquals( 1, filPlan.getSources().size() );
        assertEquals( 2, filPlan.size() );
        assertEquals( 1, filPlan.getSinks().size() );
        assertEquals( IsNullExpression.class, filPlan.getSources().get(0).getClass() );
        IsNullExpression isNull = (IsNullExpression)filPlan.getSources().get(0);
        assertTrue( ls.getField(0).uid != isNull.getFieldSchema().uid );
        assertTrue( ls.getField(1).uid != isNull.getFieldSchema().uid );
       
        assertEquals( ProjectExpression.class, isNull.getExpression().getClass() );
        ProjectExpression prj = (ProjectExpression) isNull.getExpression();
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        newLogicalPlan.getSuccessors( newLogicalPlan.getSources().get(0) ).get(0);
        assertEquals( LOFilter.class,
                fil.getClass() );
        LOFilter filter = (LOFilter)fil;
       
        LogicalExpressionPlan filPlan = filter.getFilterPlan();
       
        assertEquals( 1, filPlan.getSources().size() );
        assertEquals( 3, filPlan.size() );
        assertEquals( 1, filPlan.getSinks().size() );
        assertEquals( NotExpression.class, filPlan.getSources().get(0).getClass() );
        NotExpression notExp = (NotExpression)filPlan.getSources().get(0);
        assertTrue( ls.getField(0).uid != notExp.getFieldSchema().uid );
        assertTrue( ls.getField(1).uid != notExp.getFieldSchema().uid );
        assertEquals( IsNullExpression.class, notExp.getExpression().getClass() );
        IsNullExpression isNull = (IsNullExpression)notExp.getExpression();
        assertTrue( ls.getField(0).uid != isNull.getFieldSchema().uid );
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        assertEquals( 1, innerPlan.getSinks().size() );       
        assertEquals( LOGenerate.class, innerPlan.getSinks().get(0).getClass() );
        LOGenerate gen = (LOGenerate)innerPlan.getSinks().get(0);
        assertEquals( 1, gen.getOutputPlans().size() );
        LogicalExpressionPlan genExp = gen.getOutputPlans().get(0);
       
        assertEquals( 1, genExp.getSources().size() );
       
        // Main Tests start here
        assertEquals( BinCondExpression.class, genExp.getSources().get(0).getClass() );
        BinCondExpression add = (BinCondExpression) genExp.getSources().get(0);
        assertEquals( LessThanExpression.class, add.getCondition().getClass() );
        LessThanExpression lessThan = (LessThanExpression) add.getCondition();
        assertEquals( ProjectExpression.class, lessThan.getLhs().getClass() );
        ProjectExpression prj1 = ((ProjectExpression)lessThan.getLhs());
        ProjectExpression prj2 = ((ProjectExpression)lessThan.getRhs());
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        assertEquals( 1, innerPlan.getSinks().size() );       
        assertEquals( LOGenerate.class, innerPlan.getSinks().get(0).getClass() );
        LOGenerate gen = (LOGenerate)innerPlan.getSinks().get(0);
        assertEquals( 2, gen.getOutputPlans().size() );
       
        LogicalExpressionPlan genExp1 = gen.getOutputPlans().get(0);
       
        assertEquals( 1, genExp1.getSources().size() );
        assertEquals( ProjectExpression.class, genExp1.getSources().get(0).getClass() );
        ProjectExpression prj1  = (ProjectExpression) genExp1.getSources().get(0);
        assertEquals( ls.getField(0).uid, prj1.getFieldSchema().uid );
       
        LogicalExpressionPlan genExp2 = gen.getOutputPlans().get(1);
        assertEquals( UserFuncExpression.class, genExp2.getSources().get(0).getClass() );
        assertEquals( ProjectExpression.class, genExp2.getSinks().get(0).getClass() );
        ProjectExpression prj2 = (ProjectExpression)genExp2.getSinks().get(0);
        assertEquals( ls.getField(1).uid, prj2.getFieldSchema().uid );
       
        assertEquals( 1, inputPln1.getLeaves().size() );
        assertEquals( 1, inputPln1.getRoots().size() );
        assertEquals( POProject.class, inputPln1.getLeaves().get(0).getClass() );
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        assertEquals( 1, innerPlan.getSinks().size() );       
        assertEquals( LOGenerate.class, innerPlan.getSinks().get(0).getClass() );
        LOGenerate gen = (LOGenerate)innerPlan.getSinks().get(0);
        assertEquals( 2, gen.getOutputPlans().size() );
       
        LogicalExpressionPlan genExp1 = gen.getOutputPlans().get(0);
       
        assertEquals( 1, genExp1.getSources().size() );
        assertEquals( ProjectExpression.class, genExp1.getSources().get(0).getClass() );
        ProjectExpression prj1  = (ProjectExpression) genExp1.getSources().get(0);
        assertEquals( ls.getField(0).uid, prj1.getFieldSchema().uid );
       
        LogicalExpressionPlan genExp2 = gen.getOutputPlans().get(1);
        assertEquals( UserFuncExpression.class, genExp2.getSources().get(0).getClass() );
        assertEquals( ProjectExpression.class, genExp2.getSinks().get(0).getClass() );
        ProjectExpression prj2 = (ProjectExpression)genExp2.getSinks().get(0);
        assertEquals( ls.getField(1).uid, prj2.getFieldSchema().uid );
        assertEquals( DereferenceExpression.class, genExp2.getPredecessors(prj2).get(0).getClass() );
        assertEquals( 0, (int)((DereferenceExpression)genExp2.getPredecessors(prj2).get(0)).getBagColumns().get(0) );
       
        assertEquals( 1, inputPln.getRoots().size() );
        assertEquals( POProject.class, inputPln.getRoots().get(0).getClass() );
        assertEquals( 0, ((POProject)inputPln.getRoots().get(0)).getColumn() );
       
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        assertEquals( 1, innerPlan.getSinks().size() );       
        assertEquals( LOGenerate.class, innerPlan.getSinks().get(0).getClass() );
        LOGenerate gen = (LOGenerate)innerPlan.getSinks().get(0);
        assertEquals( 1, gen.getOutputPlans().size() );
        LogicalExpressionPlan genExp = gen.getOutputPlans().get(0);
       
        assertEquals( 1, genExp.getSources().size() );
       
       
        // Main Tests start here
        assertEquals( AddExpression.class, genExp.getSources().get(0).getClass() );
        AddExpression add = (AddExpression) genExp.getSources().get(0);
        assertEquals( ls.getField(0).uid, add.getLhs().getFieldSchema().uid );
        assertEquals( ls.getField(1).uid, add.getRhs().getFieldSchema().uid );
        assertTrue( ls.getField(0).uid != add.getFieldSchema().uid );
        assertTrue( ls.getField(1).uid != add.getFieldSchema().uid );
       
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        assertEquals( 1, innerPlan.getSinks().size() );       
        assertEquals( LOGenerate.class, innerPlan.getSinks().get(0).getClass() );
        LOGenerate gen = (LOGenerate)innerPlan.getSinks().get(0);
        assertEquals( 1, gen.getOutputPlans().size() );
        LogicalExpressionPlan genExp = gen.getOutputPlans().get(0);
       
        assertEquals( 1, genExp.getSources().size() );
       
        // Main Tests start here
        assertEquals( SubtractExpression.class, genExp.getSources().get(0).getClass() );
        SubtractExpression add = (SubtractExpression) genExp.getSources().get(0);
        assertEquals( ls.getField(0).uid, add.getLhs().getFieldSchema().uid );
        assertEquals( ls.getField(1).uid, add.getRhs().getFieldSchema().uid );
        assertTrue( ls.getField(0).uid != add.getFieldSchema().uid );
        assertTrue( ls.getField(1).uid != add.getFieldSchema().uid );
       
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        assertEquals( 1, innerPlan.getSinks().size() );       
        assertEquals( LOGenerate.class, innerPlan.getSinks().get(0).getClass() );
        LOGenerate gen = (LOGenerate)innerPlan.getSinks().get(0);
        assertEquals( 1, gen.getOutputPlans().size() );
        LogicalExpressionPlan genExp = gen.getOutputPlans().get(0);
       
        assertEquals( 1, genExp.getSources().size() );
       
        // Main Tests start here
        assertEquals( MultiplyExpression.class, genExp.getSources().get(0).getClass() );
        MultiplyExpression add = (MultiplyExpression) genExp.getSources().get(0);
        assertEquals( ls.getField(0).uid, add.getLhs().getFieldSchema().uid );
        assertEquals( ls.getField(1).uid, add.getRhs().getFieldSchema().uid );
        assertTrue( ls.getField(0).uid != add.getFieldSchema().uid );
        assertTrue( ls.getField(1).uid != add.getFieldSchema().uid );
       
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        assertEquals( 1, innerPlan.getSinks().size() );       
        assertEquals( LOGenerate.class, innerPlan.getSinks().get(0).getClass() );
        LOGenerate gen = (LOGenerate)innerPlan.getSinks().get(0);
        assertEquals( 1, gen.getOutputPlans().size() );
        LogicalExpressionPlan genExp = gen.getOutputPlans().get(0);
       
        assertEquals( 1, genExp.getSources().size() );
       
        // Main Tests start here
        assertEquals( DivideExpression.class, genExp.getSources().get(0).getClass() );
        DivideExpression add = (DivideExpression) genExp.getSources().get(0);
        assertEquals( ls.getField(0).uid, add.getLhs().getFieldSchema().uid );
        assertEquals( ls.getField(1).uid, add.getRhs().getFieldSchema().uid );
        assertTrue( ls.getField(0).uid != add.getFieldSchema().uid );
        assertTrue( ls.getField(1).uid != add.getFieldSchema().uid );
       
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Related Classes of org.apache.pig.newplan.logical.expression.LogicalExpressionPlan

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  • org.apache.pig.newplan.logical.ForeachInnerPlanVisitor
  • org.apache.pig.newplan.logical.LogicalPlanMigrationVistor
  • org.apache.pig.newplan.logical.optimizer.AllExpressionVisitor
  • org.apache.pig.newplan.logical.optimizer.LogicalPlanPrinter
  • org.apache.pig.newplan.logical.relational.LogToPhyTranslationVisitor
  • org.apache.pig.newplan.logical.relational.LOInnerLoad
  • org.apache.pig.newplan.logical.relational.LOSort
  • org.apache.pig.newplan.logical.rules.ColumnPruneHelper$ColumnDependencyVisitor
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