Package org.drools.lang.descr

Examples of org.drools.lang.descr.AtomicExprDescr

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                    literal8=literal();

                    state._fsp--;
                    if (state.failed) return result;
                    if ( state.backtracking==0 ) {
                       if( buildDescr  ) { result = new AtomicExprDescr( (literal8!=null?input.toString(literal8.start,literal8.stop):null), true ); } 
                    }

                    }
                    break;
                case 4 :
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                    state._fsp--;
                    if (state.failed) return result;
                    if ( state.backtracking==0 ) {
                       if( buildDescr  ) {
                                     result = new RelationalExprDescr( (op!=null?input.toString(op.start,op.stop):null), false, null, left, new AtomicExprDescr((right!=null?input.toString(right.start,right.stop):null)) );
                                 }
                              
                    }

                    }
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            if (state.failed) return result;
            if ( state.backtracking==0 ) {
               if( buildDescr  ) { result = left; }
                    if( left instanceof BindingDescr ) {
                        binding = (BindingDescr)left;
                        leftDescr = new AtomicExprDescr( binding.getExpression() );
                    } else {
                        leftDescr = left;
                    }
                 
            }
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               if( buildDescr  ) {
                        result = ( (left!=null?left.result:null) != null &&
                                    ( (!((left!=null?left.result:null) instanceof AtomicExprDescr)) ||
                                      ((left!=null?input.toString(left.start,left.stop):null).equals(((AtomicExprDescr)(left!=null?left.result:null)).getExpression())) )) ?
                                  (left!=null?left.result:null) :
                                  new AtomicExprDescr( (left!=null?input.toString(left.start,left.stop):null) ) ;
                        ((relationalExpression_scope)relationalExpression_stack.peek()).lsd = result;
                    }
                 
            }
            // src/main/resources/org/drools/lang/DRL6Expressions.g:366:3: ( ( operator | LEFT_PAREN )=>right= orRestriction )*
 
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                       if( buildDescr  ) {
                                     BaseDescr descr = ( (value!=null?value.result:null) != null &&
                                                       ( (!((value!=null?value.result:null) instanceof AtomicExprDescr)) ||
                                                         ((value!=null?input.toString(value.start,value.stop):null).equals(((AtomicExprDescr)(value!=null?value.result:null)).getExpression())) )) ?
                                              (value!=null?value.result:null) :
                                              new AtomicExprDescr( (value!=null?input.toString(value.start,value.stop):null) ) ;
                                     result = new RelationalExprDescr( (op!=null?op.opr:null), (op!=null?op.negated:false), sa, ((relationalExpression_scope)relationalExpression_stack.peek()).lsd, descr );
                               if( ((relationalExpression_scope)relationalExpression_stack.peek()).lsd instanceof BindingDescr ) {
                                   ((relationalExpression_scope)relationalExpression_stack.peek()).lsd = new AtomicExprDescr( ((BindingDescr)((relationalExpression_scope)relationalExpression_stack.peek()).lsd).getExpression() );
                               }
                                 }
                                 helper.emit( Location.LOCATION_LHS_INSIDE_CONDITION_END );
                              
                    }
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                    literal11=literal();

                    state._fsp--;
                    if (state.failed) return result;
                    if ( state.backtracking==0 ) {
                       if( buildDescr  ) { result = new AtomicExprDescr( (literal11!=null?input.toString(literal11.start,literal11.stop):null), true ); } 
                    }

                    }
                    break;
                case 4 :
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        return constrAndExpr[0] + constrAndExpr[1];
    }

    private void processBinding(StringBuilder sbuilder, BindingDescr bind, boolean isInsideRelCons, MVELDumperContext context) {
        String expr = bind.getExpression().trim();
        AtomicExprDescr atomicExpr = new AtomicExprDescr(expr);
        String[] constrAndExpr = processImplicitConstraints(expr, atomicExpr, context);

        if ( isInsideRelCons ) {
            sbuilder.append( constrAndExpr[0] ).append( constrAndExpr[1] );
        } else if ( constrAndExpr[0].length() > 4 ) {
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            String leftValue = null;
            String rightValue = null;
            boolean isRightLiteral = false;
            boolean usesThisRef = false;
            if ( exprDescr.getRight() instanceof AtomicExprDescr ) {
                AtomicExprDescr rdescr = ((AtomicExprDescr) exprDescr.getRight());
                rightValue = rdescr.getExpression().trim();
                usesThisRef = "this".equals( rightValue ) || rightValue.startsWith( "this." );
                isRightLiteral = rdescr.isLiteral();
            } else {
                BindingDescr rdescr = ((BindingDescr) exprDescr.getRight());
                rightValue = rdescr.getExpression().trim();
                usesThisRef = "this".equals( rightValue ) || rightValue.startsWith( "this." );
            }
            if ( exprDescr.getLeft() instanceof AtomicExprDescr ) {
                AtomicExprDescr ldescr = (AtomicExprDescr) exprDescr.getLeft();
                leftValue = ldescr.getExpression();
                usesThisRef = usesThisRef || "this".equals( leftValue ) || leftValue.startsWith( "this." );
            } else {
                leftValue = ((BindingDescr) exprDescr.getLeft()).getExpression();
                usesThisRef = usesThisRef || "this".equals( leftValue ) || leftValue.startsWith( "this." );
            }
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                                            final Map<String, OperatorDescr> aliases ) {
        String value1;
        String value2;
        boolean usesThisRef;
        if ( relDescr.getRight() instanceof AtomicExprDescr ) {
            AtomicExprDescr rdescr = ((AtomicExprDescr) relDescr.getRight());
            value2 = rdescr.getRewrittenExpression().trim();
            usesThisRef = "this".equals( value2 ) || value2.startsWith( "this." );
        } else {
            BindingDescr rdescr = ((BindingDescr) relDescr.getRight());
            value2 = rdescr.getExpression().trim();
            usesThisRef = "this".equals( value2 ) || value2.startsWith( "this." );
        }
        if ( relDescr.getLeft() instanceof AtomicExprDescr ) {
            AtomicExprDescr ldescr = (AtomicExprDescr) relDescr.getLeft();
            value1 = ldescr.getRewrittenExpression();
            usesThisRef = usesThisRef || "this".equals( value1 ) || value1.startsWith( "this." );
        } else {
            value1 = ((BindingDescr) relDescr.getLeft()).getExpression();
            usesThisRef = usesThisRef || "this".equals( value1 ) || value1.startsWith( "this." );
        }
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        if ( base instanceof ConstraintConnectiveDescr ) {

            processConnectiveDescr( sbuilder, base, parentPriority, isInsideRelCons, context );

        } else if ( base instanceof AtomicExprDescr ) {
            AtomicExprDescr atomicExpr = (AtomicExprDescr) base;
            String expr = atomicExpr.getExpression().trim();
            expr = processEval(expr);
            String[] instanceofAndCastedExpr = processInlineCast( expr, atomicExpr, context );
            expr = instanceofAndCastedExpr != null ?
                    instanceofAndCastedExpr[0] + instanceofAndCastedExpr[1] :
                    processInferredCast(expr, atomicExpr, context);
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Related Classes of org.drools.lang.descr.AtomicExprDescr

  • org.drools.lang.DRL5Expressions
  • org.drools.lang.DRL6Expressions
  • org.drools.lang.DRLExpressions
  • org.drools.lang.DRLExprParserTest
  • org.drools.lang.DRLExprTreeTest
  • org.drools.lang.MVELDumper
  • org.drools.lang.MVELDumperTest
  • org.drools.rule.builder.PatternBuilder
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