Package org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators

Examples of org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.LessThanExpr

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    }
   
    @Override
    public void visit( LessThanExpression op ) throws FrontendException {
       
        BinaryComparisonOperator exprOp = new LessThanExpr(new OperatorKey(
                DEFAULT_SCOPE, nodeGen.getNextNodeId(DEFAULT_SCOPE)));
       
        attachBinaryComparisonOperator(op, exprOp);
    }
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        assertEquals( 1, prj_1.getColumn() );
        assertEquals( POProject.class, binCond.getRhs().getClass() );
        POProject prj_2 = (POProject) binCond.getRhs();
        assertEquals( 0, prj_2.getColumn() );
        assertEquals( LessThanExpr.class, binCond.getCond().getClass() );
        LessThanExpr lessThan_p = (LessThanExpr) binCond.getCond();
       
        assertEquals( POProject.class, lessThan_p.getLhs().getClass() );
        POProject prj_3 = (POProject) lessThan_p.getLhs();
        assertEquals( 0, prj_3.getColumn() );
        assertEquals( POProject.class, lessThan_p.getRhs().getClass() );
        POProject prj_4 = (POProject) lessThan_p.getRhs();
        assertEquals( 1, prj_4.getColumn() );
    }
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        assertEquals( 1, prj_1.getColumn() );
        assertEquals( POProject.class, binCond.getRhs().getClass() );
        POProject prj_2 = (POProject) binCond.getRhs();
        assertEquals( 0, prj_2.getColumn() );
        assertEquals( LessThanExpr.class, binCond.getCond().getClass() );
        LessThanExpr lessThan_p = (LessThanExpr) binCond.getCond();
       
        assertEquals( POProject.class, lessThan_p.getLhs().getClass() );
        POProject prj_3 = (POProject) lessThan_p.getLhs();
        assertEquals( 0, prj_3.getColumn() );
        assertEquals( POProject.class, lessThan_p.getRhs().getClass() );
        POProject prj_4 = (POProject) lessThan_p.getRhs();
        assertEquals( 1, prj_4.getColumn() );
    }
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    }
   
    @Override
    public void visitGreaterThanEqual( GreaterThanEqualExpression op ) throws IOException {
       
        BinaryComparisonOperator exprOp = new LessThanExpr(new OperatorKey(
                DEFAULT_SCOPE, nodeGen.getNextNodeId(DEFAULT_SCOPE)));
       
        attachBinaryComparisonOperator(op, exprOp);
    }
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    }
   
    @Override
    public void visitLessThan( LessThanExpression op ) throws IOException {
       
        BinaryComparisonOperator exprOp = new LessThanExpr(new OperatorKey(
                DEFAULT_SCOPE, nodeGen.getNextNodeId(DEFAULT_SCOPE)));
       
        attachBinaryComparisonOperator(op, exprOp);
    }
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    @Override
    public void visitLessThanEqual( LessThanEqualExpression op ) throws IOException {
       
        BinaryComparisonOperator exprOp = new LessThanExpr(new OperatorKey(
                DEFAULT_SCOPE, nodeGen.getNextNodeId(DEFAULT_SCOPE)));
       
        attachBinaryComparisonOperator(op, exprOp);
    }
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    }
   
    @Override
    public void visit( LessThanExpression op ) throws FrontendException {
       
        BinaryComparisonOperator exprOp = new LessThanExpr(new OperatorKey(
                DEFAULT_SCOPE, nodeGen.getNextNodeId(DEFAULT_SCOPE)));
       
        attachBinaryComparisonOperator(op, exprOp);
    }
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    }
   
    @Override
    public void visit( LessThanExpression op ) throws FrontendException {
       
        BinaryComparisonOperator exprOp = new LessThanExpr(new OperatorKey(
                DEFAULT_SCOPE, nodeGen.getNextNodeId(DEFAULT_SCOPE)));
       
        attachBinaryComparisonOperator(op, exprOp);
    }
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    public void testIntegerGt() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Integer(1));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Integer(0));
        LessThanExpr g = GenPhyOp.compLessThanExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.INTEGER);
        Result r = g.getNextBoolean();
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertFalse((Boolean)r.result);
    }
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    public void testIntegerLt() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Integer(0));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Integer(1));
        LessThanExpr g = GenPhyOp.compLessThanExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.INTEGER);
        Result r = g.getNextBoolean();
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertTrue((Boolean)r.result);
    }
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Related Classes of org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.LessThanExpr

  • org.apache.pig.backend.hadoop.executionengine.physicalLayer.Result
  • org.apache.pig.experimental.logical.expression.ExpToPhyTranslationVisitor
  • org.apache.pig.impl.plan.OperatorKey
  • org.apache.pig.newplan.logical.expression.ExpToPhyTranslationVisitor
  • org.apache.pig.test.TestExperimentalLogToPhyTranslationVisitor
  • org.apache.pig.test.TestLessThan
  • org.apache.pig.test.TestNewPlanLogToPhyTranslationVisitor
  • org.apache.pig.backend.executionengine.ExecException
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