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

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

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    }
   
    @Override
    public void visit( GreaterThanExpression op ) throws FrontendException {
       
        BinaryComparisonOperator exprOp = new GreaterThanExpr(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));
        GreaterThanExpr g = GenPhyOp.compGreaterThanExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.INTEGER);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertTrue((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));
        GreaterThanExpr g = GenPhyOp.compGreaterThanExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.INTEGER);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertFalse((Boolean)r.result);
    }
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    public void testIntegerEq() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Integer(1));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Integer(1));
        GreaterThanExpr g = GenPhyOp.compGreaterThanExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.INTEGER);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertFalse((Boolean)r.result);
    }
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  public void testLongGt() throws Exception {
      ConstantExpression lt = GenPhyOp.exprConst();
      lt.setValue(new Long(1L));
      ConstantExpression rt = GenPhyOp.exprConst();
      rt.setValue(new Long(0L));
      GreaterThanExpr g = GenPhyOp.compGreaterThanExpr();
      g.setLhs(lt);
      g.setRhs(rt);
      g.setOperandType(DataType.LONG);
      Result r = g.getNext(new Boolean(true));
      assertEquals(POStatus.STATUS_OK, r.returnStatus);
      assertTrue((Boolean)r.result);
  }
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    public void testLongLt() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Long(0L));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Long(1L));
        GreaterThanExpr g = GenPhyOp.compGreaterThanExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.LONG);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertFalse((Boolean)r.result);
    }
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    public void testLongEq() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Long(1L));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Long(1L));
      GreaterThanExpr g = GenPhyOp.compGreaterThanExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.LONG);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertFalse((Boolean)r.result);
    }
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    public void testFloatGt() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Float(1.0f));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Float(0.0f));
        GreaterThanExpr g = GenPhyOp.compGreaterThanExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.FLOAT);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertTrue((Boolean)r.result);
    }
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    public void testFloatLt() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Float(0.0f));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Float(1.0f));
        GreaterThanExpr g = GenPhyOp.compGreaterThanExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.FLOAT);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertFalse((Boolean)r.result);
    }
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    public void testFloatEq() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Float(1.0f));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Float(1.0f));
        GreaterThanExpr g = GenPhyOp.compGreaterThanExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.FLOAT);
        Result r = g.getNext(new Boolean(true));
        assertEquals(POStatus.STATUS_OK, r.returnStatus);
        assertFalse((Boolean)r.result);
    }
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Related Classes of org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.GreaterThanExpr

  • 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.TestFilter
  • org.apache.pig.test.TestGreaterThan
  • org.apache.pig.backend.executionengine.ExecException
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