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

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


    }
   
    @Override
    public void visit( NotEqualExpression op ) throws FrontendException {
       
        BinaryComparisonOperator exprOp = new NotEqualToExpr(new OperatorKey(
                DEFAULT_SCOPE, nodeGen.getNextNodeId(DEFAULT_SCOPE)));
       
        attachBinaryComparisonOperator(op, exprOp);
    }
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    public void testDoubleNe() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Double(0.0));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Double(1.0));
        NotEqualToExpr g = GenPhyOp.compNotEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.DOUBLE);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertTrue((Boolean)r.result);
    }
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    public void testDoubleEq() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Double(1.0));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Double(1.0));
        NotEqualToExpr g = GenPhyOp.compNotEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.DOUBLE);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertFalse((Boolean)r.result);
    }
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    public void testStringNe() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new String("a"));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new String("b"));
        NotEqualToExpr g = GenPhyOp.compNotEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.CHARARRAY);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertTrue((Boolean)r.result);
    }
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    public void testStringEq() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new String("b"));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new String("b"));
        NotEqualToExpr g = GenPhyOp.compNotEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.CHARARRAY);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertFalse((Boolean)r.result);
    }
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    public void testDataByteArrayNe() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new DataByteArray("a"));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new DataByteArray("b"));
        NotEqualToExpr g = GenPhyOp.compNotEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.BYTEARRAY);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertTrue((Boolean)r.result);
    }
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    public void testDataByteArrayEq() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new DataByteArray("b"));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new DataByteArray("b"));
        NotEqualToExpr g = GenPhyOp.compNotEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.BYTEARRAY);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertFalse((Boolean)r.result);
    }
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        Tuple tuple_2=TupleFactory.getInstance().newTuple("item_1");
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(tuple_1);
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(tuple_2);
        NotEqualToExpr g = GenPhyOp.compNotEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.TUPLE);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertFalse((Boolean)r.result);
    }
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        Tuple tuple_2=TupleFactory.getInstance().newTuple("item_2");
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(tuple_1);
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(tuple_2);
        NotEqualToExpr g = GenPhyOp.compNotEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.TUPLE);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertTrue((Boolean)r.result);
    }
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        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(map_1);
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(map_2);
        NotEqualToExpr g = GenPhyOp.compNotEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.MAP);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertFalse((Boolean)r.result);
    }
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