Package org.drools.lang.descr

Examples of org.drools.lang.descr.AtomicExprDescr

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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/DRLExpressions.g:297:3: ( ( orRestriction )=>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), (op!=null?op.params:null), ((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() );
                               }
                                 }
                              
                    }
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                    literal9=literal();

                    state._fsp--;
                    if (state.failed) return result;
                    if ( state.backtracking==0 ) {
                       if( buildDescr  ) { result = new AtomicExprDescr( (literal9!=null?input.toString(literal9.start,literal9.stop):null), true ); } 
                    }

                    }
                    break;
                case 4 :
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        return constrAndExpr;
    }

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

        if ( isInsideRelCons ) {
            sbuilder.append( constrAndExpr[0] ).append( constrAndExpr[1] );
        } else if ( constrAndExpr[0].length() > 4 ) {
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        String castedExpression = "((" + className + ")" + field1 + ")." + field2 + (sharpPos2 > 0 ? expr.substring(sharpPos2) : "");

        RelationalExprDescr check = new RelationalExprDescr( "instanceof",
                false,
                null,
                new AtomicExprDescr( field1 ),
                new AtomicExprDescr( className ) );

        String innerCheck = "";
        if ( ccd.getConnective() == ConnectiveType.AND || ccd.getConnective() == ConnectiveType.INC_AND ) {
            ccd.getDescrs().add( childIdx, check );
        } else {
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        String field1 = expr.substring( 0, nullSafePos ).trim();
        expr = field1 + "." + expr.substring( nullSafePos + 2 ).trim();
        RelationalExprDescr check = new RelationalExprDescr( "!=",
                                                             false,
                                                             null,
                                                             new AtomicExprDescr( getPreconditionsToAppend( field1 ) ),
                                                             new AtomicExprDescr( "null" ) );
        String innerCheck = "";
        if ( ccd.getConnective() == ConnectiveType.AND || ccd.getConnective() == ConnectiveType.INC_AND ) {
            ccd.getDescrs().add( childIdx, check );
        } else {
            BaseDescr desc = ccd.getDescrs().get( parentIdx );
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    }

    private boolean findExpressionValues(RelationalExprDescr relDescr, String[] values) {
        boolean usesThisRef;
        if ( relDescr.getRight() instanceof AtomicExprDescr ) {
            AtomicExprDescr rdescr = ((AtomicExprDescr) relDescr.getRight());
            values[1] = rdescr.getRewrittenExpression().trim();
            usesThisRef = "this".equals( values[1] ) || values[1].startsWith("this.");
        } else {
            BindingDescr rdescr = ((BindingDescr) relDescr.getRight());
            values[1] = rdescr.getExpression().trim();
            usesThisRef = "this".equals( values[1] ) || values[1].startsWith("this.");
        }
        if ( relDescr.getLeft() instanceof AtomicExprDescr ) {
            AtomicExprDescr ldescr = (AtomicExprDescr) relDescr.getLeft();
            values[0] = ldescr.getRewrittenExpression();
            usesThisRef = usesThisRef || "this".equals( values[0] ) || values[0].startsWith("this.");
        } else {
            values[0] = ((BindingDescr) relDescr.getLeft()).getExpression();
            usesThisRef = usesThisRef || "this".equals( values[0] ) || values[0].startsWith("this.");
        }
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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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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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