Package org.drools.compiler

Examples of org.drools.compiler.AnalysisResult

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        JavaDialect dialect = (JavaDialect) context.getDialect( "java" );
       
        Map<String, Class<?>> variables = new HashMap<String,Class<?>>();
        BoundIdentifiers boundIdentifiers = new BoundIdentifiers(variables, context.getPackageBuilder().getGlobals());
        AnalysisResult analysis = dialect.analyzeBlock( context,
                                                        actionDescr,
                                                        actionDescr.getText(),
                                                        boundIdentifiers);

        if ( analysis == null ) {
            // not possible to get the analysis results
            return;
        }

        Set<String> identifiers = analysis.getBoundIdentifiers().getGlobals().keySet();

        final Map map = createVariableContext( className,
                                               actionDescr.getText(),
                                               (ProcessBuildContext) context,
                                               (String[]) identifiers.toArray( new String[identifiers.size()] ),
                                               analysis.getNotBoundedIdentifiers(),
                                               contextResolver);
        map.put( "text",
                 ProcessKnowledgeHelperFixer.fix( actionDescr.getText() ));

        generatTemplates( "actionMethod",
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        JavaDialect dialect = (JavaDialect) context.getDialect( "java" );
       
        Map<String, Class<?>> variables = new HashMap<String,Class<?>>();
        BoundIdentifiers boundIdentifiers = new BoundIdentifiers(variables, context.getPackageBuilder().getGlobals());
        AnalysisResult analysis = dialect.analyzeBlock( context,
                                                        descr,
                                                        descr.getText(),
                                                        boundIdentifiers);

        if ( analysis == null ) {
            // not possible to get the analysis results
            return;
        }

        if ( analysis == null ) {
            // not possible to get the analysis results
            return;
        }

        Set<String> identifiers = analysis.getBoundIdentifiers().getGlobals().keySet();

        final Map map = createVariableContext( className,
                                               descr.getText(),
                                               (ProcessBuildContext) context,
                                               (String[]) identifiers.toArray( new String[identifiers.size()] ),
                                               analysis.getNotBoundedIdentifiers(),
                                               contextResolver);
        map.put( "text",
                 descr.getText() );

        generatTemplates( "returnValueEvaluatorMethod",
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        // it must be an EvalDescr
        final EvalDescr evalDescr = (EvalDescr) descr;

        Map<String, Declaration> decls = context.getDeclarationResolver().getDeclarations( context.getRule() );

        AnalysisResult analysis = context.getDialect().analyzeExpression( context,
                                                                          evalDescr,
                                                                          evalDescr.getContent(),
                                                                          new BoundIdentifiers( context.getDeclarationResolver().getDeclarationClasses(decls),
                                                                                                context.getPackageBuilder().getGlobals() ) );
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        }

        EvalDescr evalDescr = (EvalDescr) descr;

        PredicateDescr predicateDescr = new PredicateDescr( context.getRuleDescr().getResource(), evalDescr.getContent() );
        AnalysisResult analysis = buildAnalysis(context, prefixPattern, predicateDescr, null );

        Declaration[] declarations = getUsedDeclarations(context, prefixPattern, analysis);
        return buildEval(context, evalDescr, analysis, declarations);
    }
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        if ( pattern.getObjectType() instanceof ClassObjectType ) {
            thisClass = ((ClassObjectType) pattern.getObjectType()).getClassType();
        }

        Map<String, Class< ? >> globals = context.getPackageBuilder().getGlobals();
        AnalysisResult analysis = context.getDialect().analyzeExpression( context,
                returnValueRestrictionDescr,
                returnValueRestrictionDescr.getContent(),
                new BoundIdentifiers( declarationsMap,
                        globals,
                        null,
                        thisClass ) );
        if ( analysis == null ) {
            // something bad happened
            return null;
        }
        final BoundIdentifiers usedIdentifiers = analysis.getBoundIdentifiers();

        final List<Declaration> tupleDeclarations = new ArrayList<Declaration>();
        final List<Declaration> factDeclarations = new ArrayList<Declaration>();
        for ( String id : usedIdentifiers.getDeclrClasses().keySet() ) {
            final Declaration decl = context.getDeclarationResolver().getDeclaration( context.getRule(), id );
            if ( decl.getPattern() == pattern ) {
                factDeclarations.add( decl );
            } else {
                tupleDeclarations.add( decl );
            }
        }
        createImplicitBindings( context,
                pattern,
                analysis.getNotBoundedIdentifiers(),
                usedIdentifiers,
                factDeclarations );

        final Declaration[] previousDeclarations = tupleDeclarations.toArray( new Declaration[tupleDeclarations.size()] );
        final Declaration[] localDeclarations = factDeclarations.toArray( new Declaration[factDeclarations.size()] );
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                            final PredicateDescr predicateDescr,
                            final Map<String, OperatorDescr> aliases,
                            final String expr,
                            final boolean isEvalExpression) {

        AnalysisResult analysis = buildAnalysis(context, pattern, predicateDescr, aliases );

        if ( analysis == null ) {
            // something bad happened
            return;
        }

        Declaration[][] usedDeclarations = getUsedDeclarations(context, pattern, analysis);
        Declaration[] previousDeclarations = usedDeclarations[0];
        Declaration[] localDeclarations = usedDeclarations[1];

        BoundIdentifiers usedIdentifiers = analysis.getBoundIdentifiers();
        String[] requiredGlobals = usedIdentifiers.getGlobals().keySet().toArray( new String[usedIdentifiers.getGlobals().size()] );
        String[] requiredOperators = usedIdentifiers.getOperators().keySet().toArray( new String[usedIdentifiers.getOperators().size()] );

        Arrays.sort( previousDeclarations,
                     SortDeclarations.instance );
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                Map<String, Class< ? >> declarations = getDeclarationsMap( descr,
                                                                           context,
                                                                           false );
                Map<String, Class< ? >> globals = context.getPackageBuilder().getGlobals();

                final AnalysisResult analysis = context.getDialect().analyzeExpression( context,
                                                                                        descr,
                                                                                        fieldName,
                                                                                        new BoundIdentifiers( declarations,
                                                                                                              globals,
                                                                                                              null,
                                                                                                              ((ClassObjectType) objectType).getClassType() ) );

                if ( analysis == null ) {
                    // something bad happened
                    if ( reportError ) {
                        context.addError(new DescrBuildError(context.getParentDescr(),
                                descr,
                                null,
                                "Unable to analyze expression '" + fieldName + "'"));
                    }
                    return null;
                }

                final BoundIdentifiers usedIdentifiers = analysis.getBoundIdentifiers();

                if ( !usedIdentifiers.getDeclrClasses().isEmpty() ) {
                    if ( reportError && descr instanceof BindingDescr ) {
                        context.addError(new DescrBuildError(context.getParentDescr(),
                                descr,
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    public MVELCompilationUnit buildCompilationUnit(RuleBuildContext context, Pattern pattern, String expression, Map<String, OperatorDescr> aliases) {
        Dialect dialect = context.getDialect();
        context.setDialect( context.getDialect( "mvel" ) );

        PredicateDescr predicateDescr = new PredicateDescr( context.getRuleDescr().getResource(), expression );
        AnalysisResult analysis = buildAnalysis(context, pattern, predicateDescr, aliases);
        if ( analysis == null ) {
            // something bad happened
            return null;
        }
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        try {
            MVELDialect dialect = (MVELDialect) context.getDialect( context.getDialect().getId() );

            Map<String, Declaration> decls = context.getDeclarationResolver().getDeclarations(context.getRule());
           
            AnalysisResult analysis = context.getDialect().analyzeExpression( context,
                                                                              evalDescr,
                                                                              evalDescr.getContent(),
                                                                              new BoundIdentifiers(context.getDeclarationResolver().getDeclarationClasses( decls ),
                                                                                                   context.getPackageBuilder().getGlobals() ) );

            final BoundIdentifiers usedIdentifiers = analysis.getBoundIdentifiers();
            int i = usedIdentifiers.getDeclrClasses().keySet().size();
            Declaration[] previousDeclarations = new Declaration[i];
            i = 0;
            for ( String id :  usedIdentifiers.getDeclrClasses().keySet() ) {
                previousDeclarations[i++] = decls.get( id );
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                                                    final BaseDescr descr,
                                                    final Object content,
                                                    final BoundIdentifiers availableIdentifiers,
                                                    final Map<String, Class<?>> localTypes) {

        AnalysisResult result = null;
        // the following is required for proper error handling
        BaseDescr temp = context.getParentDescr();
        context.setParentDescr( descr );
        try {
            result = analyzer.analyzeExpression( context,
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Related Classes of org.drools.compiler.AnalysisResult

  • org.drools.rule.builder.ConstraintBuilder
  • org.drools.rule.builder.dialect.asm.AbstractASMEvalBuilder
  • org.drools.rule.builder.dialect.java.JavaAccumulateBuilder
  • org.drools.rule.builder.dialect.java.JavaEvalBuilder
  • org.drools.rule.builder.dialect.mvel.MVELAccumulateBuilder
  • org.drools.rule.builder.dialect.mvel.MVELConsequenceBuilder
  • org.drools.rule.builder.dialect.mvel.MVELDialect
  • org.drools.rule.builder.dialect.mvel.MVELEnabledBuilder
  • org.drools.rule.builder.dialect.mvel.MVELEvalBuilder
  • org.drools.rule.builder.dialect.mvel.MVELFromBuilder
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