Package org.drools.compiler.lang.descr

Examples of org.drools.compiler.lang.descr.AtomicExprDescr

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          {
          pushFollow(FOLLOW_literal_in_primary2769);
          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 :
          // src/main/resources/org/drools/compiler/lang/DRL6Expressions.g:541:9: ( super_key )=> super_key superSuffix
          {
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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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                                            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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        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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                                            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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Related Classes of org.drools.compiler.lang.descr.AtomicExprDescr

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